// Copyright 2019-present Facebook Inc. All rights reserved.
// This source code is licensed under the Apache 2.0 license found
// in the LICENSE file in the root directory of this source tree.

// Code generated by entc, DO NOT EDIT.

package entv2

import (
	"context"
	"fmt"
	"sync"

	"github.com/facebook/ent/entc/integration/migrate/entv2/car"
	"github.com/facebook/ent/entc/integration/migrate/entv2/conversion"
	"github.com/facebook/ent/entc/integration/migrate/entv2/customtype"
	"github.com/facebook/ent/entc/integration/migrate/entv2/media"
	"github.com/facebook/ent/entc/integration/migrate/entv2/pet"
	"github.com/facebook/ent/entc/integration/migrate/entv2/predicate"
	"github.com/facebook/ent/entc/integration/migrate/entv2/user"

	"github.com/facebook/ent"
)

const (
	// Operation types.
	OpCreate    = ent.OpCreate
	OpDelete    = ent.OpDelete
	OpDeleteOne = ent.OpDeleteOne
	OpUpdate    = ent.OpUpdate
	OpUpdateOne = ent.OpUpdateOne

	// Node types.
	TypeCar        = "Car"
	TypeConversion = "Conversion"
	TypeCustomType = "CustomType"
	TypeGroup      = "Group"
	TypeMedia      = "Media"
	TypePet        = "Pet"
	TypeUser       = "User"
)

// CarMutation represents an operation that mutate the Cars
// nodes in the graph.
type CarMutation struct {
	config
	op            Op
	typ           string
	id            *int
	clearedFields map[string]struct{}
	owner         *int
	clearedowner  bool
	done          bool
	oldValue      func(context.Context) (*Car, error)
	predicates    []predicate.Car
}

var _ ent.Mutation = (*CarMutation)(nil)

// carOption allows to manage the mutation configuration using functional options.
type carOption func(*CarMutation)

// newCarMutation creates new mutation for Car.
func newCarMutation(c config, op Op, opts ...carOption) *CarMutation {
	m := &CarMutation{
		config:        c,
		op:            op,
		typ:           TypeCar,
		clearedFields: make(map[string]struct{}),
	}
	for _, opt := range opts {
		opt(m)
	}
	return m
}

// withCarID sets the id field of the mutation.
func withCarID(id int) carOption {
	return func(m *CarMutation) {
		var (
			err   error
			once  sync.Once
			value *Car
		)
		m.oldValue = func(ctx context.Context) (*Car, error) {
			once.Do(func() {
				if m.done {
					err = fmt.Errorf("querying old values post mutation is not allowed")
				} else {
					value, err = m.Client().Car.Get(ctx, id)
				}
			})
			return value, err
		}
		m.id = &id
	}
}

// withCar sets the old Car of the mutation.
func withCar(node *Car) carOption {
	return func(m *CarMutation) {
		m.oldValue = func(context.Context) (*Car, error) {
			return node, nil
		}
		m.id = &node.ID
	}
}

// Client returns a new `ent.Client` from the mutation. If the mutation was
// executed in a transaction (ent.Tx), a transactional client is returned.
func (m CarMutation) Client() *Client {
	client := &Client{config: m.config}
	client.init()
	return client
}

// Tx returns an `ent.Tx` for mutations that were executed in transactions;
// it returns an error otherwise.
func (m CarMutation) Tx() (*Tx, error) {
	if _, ok := m.driver.(*txDriver); !ok {
		return nil, fmt.Errorf("entv2: mutation is not running in a transaction")
	}
	tx := &Tx{config: m.config}
	tx.init()
	return tx, nil
}

// ID returns the id value in the mutation. Note that, the id
// is available only if it was provided to the builder.
func (m *CarMutation) ID() (id int, exists bool) {
	if m.id == nil {
		return
	}
	return *m.id, true
}

// SetOwnerID sets the owner edge to User by id.
func (m *CarMutation) SetOwnerID(id int) {
	m.owner = &id
}

// ClearOwner clears the owner edge to User.
func (m *CarMutation) ClearOwner() {
	m.clearedowner = true
}

// OwnerCleared returns if the edge owner was cleared.
func (m *CarMutation) OwnerCleared() bool {
	return m.clearedowner
}

// OwnerID returns the owner id in the mutation.
func (m *CarMutation) OwnerID() (id int, exists bool) {
	if m.owner != nil {
		return *m.owner, true
	}
	return
}

// OwnerIDs returns the owner ids in the mutation.
// Note that ids always returns len(ids) <= 1 for unique edges, and you should use
// OwnerID instead. It exists only for internal usage by the builders.
func (m *CarMutation) OwnerIDs() (ids []int) {
	if id := m.owner; id != nil {
		ids = append(ids, *id)
	}
	return
}

// ResetOwner reset all changes of the "owner" edge.
func (m *CarMutation) ResetOwner() {
	m.owner = nil
	m.clearedowner = false
}

// Op returns the operation name.
func (m *CarMutation) Op() Op {
	return m.op
}

// Type returns the node type of this mutation (Car).
func (m *CarMutation) Type() string {
	return m.typ
}

// Fields returns all fields that were changed during
// this mutation. Note that, in order to get all numeric
// fields that were in/decremented, call AddedFields().
func (m *CarMutation) Fields() []string {
	fields := make([]string, 0, 0)
	return fields
}

// Field returns the value of a field with the given name.
// The second boolean value indicates that this field was
// not set, or was not define in the schema.
func (m *CarMutation) Field(name string) (ent.Value, bool) {
	return nil, false
}

// OldField returns the old value of the field from the database.
// An error is returned if the mutation operation is not UpdateOne,
// or the query to the database was failed.
func (m *CarMutation) OldField(ctx context.Context, name string) (ent.Value, error) {
	return nil, fmt.Errorf("unknown Car field %s", name)
}

// SetField sets the value for the given name. It returns an
// error if the field is not defined in the schema, or if the
// type mismatch the field type.
func (m *CarMutation) SetField(name string, value ent.Value) error {
	switch name {
	}
	return fmt.Errorf("unknown Car field %s", name)
}

// AddedFields returns all numeric fields that were incremented
// or decremented during this mutation.
func (m *CarMutation) AddedFields() []string {
	return nil
}

// AddedField returns the numeric value that was in/decremented
// from a field with the given name. The second value indicates
// that this field was not set, or was not define in the schema.
func (m *CarMutation) AddedField(name string) (ent.Value, bool) {
	return nil, false
}

// AddField adds the value for the given name. It returns an
// error if the field is not defined in the schema, or if the
// type mismatch the field type.
func (m *CarMutation) AddField(name string, value ent.Value) error {
	return fmt.Errorf("unknown Car numeric field %s", name)
}

// ClearedFields returns all nullable fields that were cleared
// during this mutation.
func (m *CarMutation) ClearedFields() []string {
	return nil
}

// FieldCleared returns a boolean indicates if this field was
// cleared in this mutation.
func (m *CarMutation) FieldCleared(name string) bool {
	_, ok := m.clearedFields[name]
	return ok
}

// ClearField clears the value for the given name. It returns an
// error if the field is not defined in the schema.
func (m *CarMutation) ClearField(name string) error {
	return fmt.Errorf("unknown Car nullable field %s", name)
}

// ResetField resets all changes in the mutation regarding the
// given field name. It returns an error if the field is not
// defined in the schema.
func (m *CarMutation) ResetField(name string) error {
	return fmt.Errorf("unknown Car field %s", name)
}

// AddedEdges returns all edge names that were set/added in this
// mutation.
func (m *CarMutation) AddedEdges() []string {
	edges := make([]string, 0, 1)
	if m.owner != nil {
		edges = append(edges, car.EdgeOwner)
	}
	return edges
}

// AddedIDs returns all ids (to other nodes) that were added for
// the given edge name.
func (m *CarMutation) AddedIDs(name string) []ent.Value {
	switch name {
	case car.EdgeOwner:
		if id := m.owner; id != nil {
			return []ent.Value{*id}
		}
	}
	return nil
}

// RemovedEdges returns all edge names that were removed in this
// mutation.
func (m *CarMutation) RemovedEdges() []string {
	edges := make([]string, 0, 1)
	return edges
}

// RemovedIDs returns all ids (to other nodes) that were removed for
// the given edge name.
func (m *CarMutation) RemovedIDs(name string) []ent.Value {
	switch name {
	}
	return nil
}

// ClearedEdges returns all edge names that were cleared in this
// mutation.
func (m *CarMutation) ClearedEdges() []string {
	edges := make([]string, 0, 1)
	if m.clearedowner {
		edges = append(edges, car.EdgeOwner)
	}
	return edges
}

// EdgeCleared returns a boolean indicates if this edge was
// cleared in this mutation.
func (m *CarMutation) EdgeCleared(name string) bool {
	switch name {
	case car.EdgeOwner:
		return m.clearedowner
	}
	return false
}

// ClearEdge clears the value for the given name. It returns an
// error if the edge name is not defined in the schema.
func (m *CarMutation) ClearEdge(name string) error {
	switch name {
	case car.EdgeOwner:
		m.ClearOwner()
		return nil
	}
	return fmt.Errorf("unknown Car unique edge %s", name)
}

// ResetEdge resets all changes in the mutation regarding the
// given edge name. It returns an error if the edge is not
// defined in the schema.
func (m *CarMutation) ResetEdge(name string) error {
	switch name {
	case car.EdgeOwner:
		m.ResetOwner()
		return nil
	}
	return fmt.Errorf("unknown Car edge %s", name)
}

// ConversionMutation represents an operation that mutate the Conversions
// nodes in the graph.
type ConversionMutation struct {
	config
	op               Op
	typ              string
	id               *int
	name             *string
	int8_to_string   *string
	uint8_to_string  *string
	int16_to_string  *string
	uint16_to_string *string
	int32_to_string  *string
	uint32_to_string *string
	int64_to_string  *string
	uint64_to_string *string
	clearedFields    map[string]struct{}
	done             bool
	oldValue         func(context.Context) (*Conversion, error)
	predicates       []predicate.Conversion
}

var _ ent.Mutation = (*ConversionMutation)(nil)

// conversionOption allows to manage the mutation configuration using functional options.
type conversionOption func(*ConversionMutation)

// newConversionMutation creates new mutation for Conversion.
func newConversionMutation(c config, op Op, opts ...conversionOption) *ConversionMutation {
	m := &ConversionMutation{
		config:        c,
		op:            op,
		typ:           TypeConversion,
		clearedFields: make(map[string]struct{}),
	}
	for _, opt := range opts {
		opt(m)
	}
	return m
}

// withConversionID sets the id field of the mutation.
func withConversionID(id int) conversionOption {
	return func(m *ConversionMutation) {
		var (
			err   error
			once  sync.Once
			value *Conversion
		)
		m.oldValue = func(ctx context.Context) (*Conversion, error) {
			once.Do(func() {
				if m.done {
					err = fmt.Errorf("querying old values post mutation is not allowed")
				} else {
					value, err = m.Client().Conversion.Get(ctx, id)
				}
			})
			return value, err
		}
		m.id = &id
	}
}

// withConversion sets the old Conversion of the mutation.
func withConversion(node *Conversion) conversionOption {
	return func(m *ConversionMutation) {
		m.oldValue = func(context.Context) (*Conversion, error) {
			return node, nil
		}
		m.id = &node.ID
	}
}

// Client returns a new `ent.Client` from the mutation. If the mutation was
// executed in a transaction (ent.Tx), a transactional client is returned.
func (m ConversionMutation) Client() *Client {
	client := &Client{config: m.config}
	client.init()
	return client
}

// Tx returns an `ent.Tx` for mutations that were executed in transactions;
// it returns an error otherwise.
func (m ConversionMutation) Tx() (*Tx, error) {
	if _, ok := m.driver.(*txDriver); !ok {
		return nil, fmt.Errorf("entv2: mutation is not running in a transaction")
	}
	tx := &Tx{config: m.config}
	tx.init()
	return tx, nil
}

// ID returns the id value in the mutation. Note that, the id
// is available only if it was provided to the builder.
func (m *ConversionMutation) ID() (id int, exists bool) {
	if m.id == nil {
		return
	}
	return *m.id, true
}

// SetName sets the name field.
func (m *ConversionMutation) SetName(s string) {
	m.name = &s
}

// Name returns the name value in the mutation.
func (m *ConversionMutation) Name() (r string, exists bool) {
	v := m.name
	if v == nil {
		return
	}
	return *v, true
}

// OldName returns the old name value of the Conversion.
// If the Conversion object wasn't provided to the builder, the object is fetched
// from the database.
// An error is returned if the mutation operation is not UpdateOne, or database query fails.
func (m *ConversionMutation) OldName(ctx context.Context) (v string, err error) {
	if !m.op.Is(OpUpdateOne) {
		return v, fmt.Errorf("OldName is allowed only on UpdateOne operations")
	}
	if m.id == nil || m.oldValue == nil {
		return v, fmt.Errorf("OldName requires an ID field in the mutation")
	}
	oldValue, err := m.oldValue(ctx)
	if err != nil {
		return v, fmt.Errorf("querying old value for OldName: %w", err)
	}
	return oldValue.Name, nil
}

// ClearName clears the value of name.
func (m *ConversionMutation) ClearName() {
	m.name = nil
	m.clearedFields[conversion.FieldName] = struct{}{}
}

// NameCleared returns if the field name was cleared in this mutation.
func (m *ConversionMutation) NameCleared() bool {
	_, ok := m.clearedFields[conversion.FieldName]
	return ok
}

// ResetName reset all changes of the "name" field.
func (m *ConversionMutation) ResetName() {
	m.name = nil
	delete(m.clearedFields, conversion.FieldName)
}

// SetInt8ToString sets the int8_to_string field.
func (m *ConversionMutation) SetInt8ToString(s string) {
	m.int8_to_string = &s
}

// Int8ToString returns the int8_to_string value in the mutation.
func (m *ConversionMutation) Int8ToString() (r string, exists bool) {
	v := m.int8_to_string
	if v == nil {
		return
	}
	return *v, true
}

// OldInt8ToString returns the old int8_to_string value of the Conversion.
// If the Conversion object wasn't provided to the builder, the object is fetched
// from the database.
// An error is returned if the mutation operation is not UpdateOne, or database query fails.
func (m *ConversionMutation) OldInt8ToString(ctx context.Context) (v string, err error) {
	if !m.op.Is(OpUpdateOne) {
		return v, fmt.Errorf("OldInt8ToString is allowed only on UpdateOne operations")
	}
	if m.id == nil || m.oldValue == nil {
		return v, fmt.Errorf("OldInt8ToString requires an ID field in the mutation")
	}
	oldValue, err := m.oldValue(ctx)
	if err != nil {
		return v, fmt.Errorf("querying old value for OldInt8ToString: %w", err)
	}
	return oldValue.Int8ToString, nil
}

// ClearInt8ToString clears the value of int8_to_string.
func (m *ConversionMutation) ClearInt8ToString() {
	m.int8_to_string = nil
	m.clearedFields[conversion.FieldInt8ToString] = struct{}{}
}

// Int8ToStringCleared returns if the field int8_to_string was cleared in this mutation.
func (m *ConversionMutation) Int8ToStringCleared() bool {
	_, ok := m.clearedFields[conversion.FieldInt8ToString]
	return ok
}

// ResetInt8ToString reset all changes of the "int8_to_string" field.
func (m *ConversionMutation) ResetInt8ToString() {
	m.int8_to_string = nil
	delete(m.clearedFields, conversion.FieldInt8ToString)
}

// SetUint8ToString sets the uint8_to_string field.
func (m *ConversionMutation) SetUint8ToString(s string) {
	m.uint8_to_string = &s
}

// Uint8ToString returns the uint8_to_string value in the mutation.
func (m *ConversionMutation) Uint8ToString() (r string, exists bool) {
	v := m.uint8_to_string
	if v == nil {
		return
	}
	return *v, true
}

// OldUint8ToString returns the old uint8_to_string value of the Conversion.
// If the Conversion object wasn't provided to the builder, the object is fetched
// from the database.
// An error is returned if the mutation operation is not UpdateOne, or database query fails.
func (m *ConversionMutation) OldUint8ToString(ctx context.Context) (v string, err error) {
	if !m.op.Is(OpUpdateOne) {
		return v, fmt.Errorf("OldUint8ToString is allowed only on UpdateOne operations")
	}
	if m.id == nil || m.oldValue == nil {
		return v, fmt.Errorf("OldUint8ToString requires an ID field in the mutation")
	}
	oldValue, err := m.oldValue(ctx)
	if err != nil {
		return v, fmt.Errorf("querying old value for OldUint8ToString: %w", err)
	}
	return oldValue.Uint8ToString, nil
}

// ClearUint8ToString clears the value of uint8_to_string.
func (m *ConversionMutation) ClearUint8ToString() {
	m.uint8_to_string = nil
	m.clearedFields[conversion.FieldUint8ToString] = struct{}{}
}

// Uint8ToStringCleared returns if the field uint8_to_string was cleared in this mutation.
func (m *ConversionMutation) Uint8ToStringCleared() bool {
	_, ok := m.clearedFields[conversion.FieldUint8ToString]
	return ok
}

// ResetUint8ToString reset all changes of the "uint8_to_string" field.
func (m *ConversionMutation) ResetUint8ToString() {
	m.uint8_to_string = nil
	delete(m.clearedFields, conversion.FieldUint8ToString)
}

// SetInt16ToString sets the int16_to_string field.
func (m *ConversionMutation) SetInt16ToString(s string) {
	m.int16_to_string = &s
}

// Int16ToString returns the int16_to_string value in the mutation.
func (m *ConversionMutation) Int16ToString() (r string, exists bool) {
	v := m.int16_to_string
	if v == nil {
		return
	}
	return *v, true
}

// OldInt16ToString returns the old int16_to_string value of the Conversion.
// If the Conversion object wasn't provided to the builder, the object is fetched
// from the database.
// An error is returned if the mutation operation is not UpdateOne, or database query fails.
func (m *ConversionMutation) OldInt16ToString(ctx context.Context) (v string, err error) {
	if !m.op.Is(OpUpdateOne) {
		return v, fmt.Errorf("OldInt16ToString is allowed only on UpdateOne operations")
	}
	if m.id == nil || m.oldValue == nil {
		return v, fmt.Errorf("OldInt16ToString requires an ID field in the mutation")
	}
	oldValue, err := m.oldValue(ctx)
	if err != nil {
		return v, fmt.Errorf("querying old value for OldInt16ToString: %w", err)
	}
	return oldValue.Int16ToString, nil
}

// ClearInt16ToString clears the value of int16_to_string.
func (m *ConversionMutation) ClearInt16ToString() {
	m.int16_to_string = nil
	m.clearedFields[conversion.FieldInt16ToString] = struct{}{}
}

// Int16ToStringCleared returns if the field int16_to_string was cleared in this mutation.
func (m *ConversionMutation) Int16ToStringCleared() bool {
	_, ok := m.clearedFields[conversion.FieldInt16ToString]
	return ok
}

// ResetInt16ToString reset all changes of the "int16_to_string" field.
func (m *ConversionMutation) ResetInt16ToString() {
	m.int16_to_string = nil
	delete(m.clearedFields, conversion.FieldInt16ToString)
}

// SetUint16ToString sets the uint16_to_string field.
func (m *ConversionMutation) SetUint16ToString(s string) {
	m.uint16_to_string = &s
}

// Uint16ToString returns the uint16_to_string value in the mutation.
func (m *ConversionMutation) Uint16ToString() (r string, exists bool) {
	v := m.uint16_to_string
	if v == nil {
		return
	}
	return *v, true
}

// OldUint16ToString returns the old uint16_to_string value of the Conversion.
// If the Conversion object wasn't provided to the builder, the object is fetched
// from the database.
// An error is returned if the mutation operation is not UpdateOne, or database query fails.
func (m *ConversionMutation) OldUint16ToString(ctx context.Context) (v string, err error) {
	if !m.op.Is(OpUpdateOne) {
		return v, fmt.Errorf("OldUint16ToString is allowed only on UpdateOne operations")
	}
	if m.id == nil || m.oldValue == nil {
		return v, fmt.Errorf("OldUint16ToString requires an ID field in the mutation")
	}
	oldValue, err := m.oldValue(ctx)
	if err != nil {
		return v, fmt.Errorf("querying old value for OldUint16ToString: %w", err)
	}
	return oldValue.Uint16ToString, nil
}

// ClearUint16ToString clears the value of uint16_to_string.
func (m *ConversionMutation) ClearUint16ToString() {
	m.uint16_to_string = nil
	m.clearedFields[conversion.FieldUint16ToString] = struct{}{}
}

// Uint16ToStringCleared returns if the field uint16_to_string was cleared in this mutation.
func (m *ConversionMutation) Uint16ToStringCleared() bool {
	_, ok := m.clearedFields[conversion.FieldUint16ToString]
	return ok
}

// ResetUint16ToString reset all changes of the "uint16_to_string" field.
func (m *ConversionMutation) ResetUint16ToString() {
	m.uint16_to_string = nil
	delete(m.clearedFields, conversion.FieldUint16ToString)
}

// SetInt32ToString sets the int32_to_string field.
func (m *ConversionMutation) SetInt32ToString(s string) {
	m.int32_to_string = &s
}

// Int32ToString returns the int32_to_string value in the mutation.
func (m *ConversionMutation) Int32ToString() (r string, exists bool) {
	v := m.int32_to_string
	if v == nil {
		return
	}
	return *v, true
}

// OldInt32ToString returns the old int32_to_string value of the Conversion.
// If the Conversion object wasn't provided to the builder, the object is fetched
// from the database.
// An error is returned if the mutation operation is not UpdateOne, or database query fails.
func (m *ConversionMutation) OldInt32ToString(ctx context.Context) (v string, err error) {
	if !m.op.Is(OpUpdateOne) {
		return v, fmt.Errorf("OldInt32ToString is allowed only on UpdateOne operations")
	}
	if m.id == nil || m.oldValue == nil {
		return v, fmt.Errorf("OldInt32ToString requires an ID field in the mutation")
	}
	oldValue, err := m.oldValue(ctx)
	if err != nil {
		return v, fmt.Errorf("querying old value for OldInt32ToString: %w", err)
	}
	return oldValue.Int32ToString, nil
}

// ClearInt32ToString clears the value of int32_to_string.
func (m *ConversionMutation) ClearInt32ToString() {
	m.int32_to_string = nil
	m.clearedFields[conversion.FieldInt32ToString] = struct{}{}
}

// Int32ToStringCleared returns if the field int32_to_string was cleared in this mutation.
func (m *ConversionMutation) Int32ToStringCleared() bool {
	_, ok := m.clearedFields[conversion.FieldInt32ToString]
	return ok
}

// ResetInt32ToString reset all changes of the "int32_to_string" field.
func (m *ConversionMutation) ResetInt32ToString() {
	m.int32_to_string = nil
	delete(m.clearedFields, conversion.FieldInt32ToString)
}

// SetUint32ToString sets the uint32_to_string field.
func (m *ConversionMutation) SetUint32ToString(s string) {
	m.uint32_to_string = &s
}

// Uint32ToString returns the uint32_to_string value in the mutation.
func (m *ConversionMutation) Uint32ToString() (r string, exists bool) {
	v := m.uint32_to_string
	if v == nil {
		return
	}
	return *v, true
}

// OldUint32ToString returns the old uint32_to_string value of the Conversion.
// If the Conversion object wasn't provided to the builder, the object is fetched
// from the database.
// An error is returned if the mutation operation is not UpdateOne, or database query fails.
func (m *ConversionMutation) OldUint32ToString(ctx context.Context) (v string, err error) {
	if !m.op.Is(OpUpdateOne) {
		return v, fmt.Errorf("OldUint32ToString is allowed only on UpdateOne operations")
	}
	if m.id == nil || m.oldValue == nil {
		return v, fmt.Errorf("OldUint32ToString requires an ID field in the mutation")
	}
	oldValue, err := m.oldValue(ctx)
	if err != nil {
		return v, fmt.Errorf("querying old value for OldUint32ToString: %w", err)
	}
	return oldValue.Uint32ToString, nil
}

// ClearUint32ToString clears the value of uint32_to_string.
func (m *ConversionMutation) ClearUint32ToString() {
	m.uint32_to_string = nil
	m.clearedFields[conversion.FieldUint32ToString] = struct{}{}
}

// Uint32ToStringCleared returns if the field uint32_to_string was cleared in this mutation.
func (m *ConversionMutation) Uint32ToStringCleared() bool {
	_, ok := m.clearedFields[conversion.FieldUint32ToString]
	return ok
}

// ResetUint32ToString reset all changes of the "uint32_to_string" field.
func (m *ConversionMutation) ResetUint32ToString() {
	m.uint32_to_string = nil
	delete(m.clearedFields, conversion.FieldUint32ToString)
}

// SetInt64ToString sets the int64_to_string field.
func (m *ConversionMutation) SetInt64ToString(s string) {
	m.int64_to_string = &s
}

// Int64ToString returns the int64_to_string value in the mutation.
func (m *ConversionMutation) Int64ToString() (r string, exists bool) {
	v := m.int64_to_string
	if v == nil {
		return
	}
	return *v, true
}

// OldInt64ToString returns the old int64_to_string value of the Conversion.
// If the Conversion object wasn't provided to the builder, the object is fetched
// from the database.
// An error is returned if the mutation operation is not UpdateOne, or database query fails.
func (m *ConversionMutation) OldInt64ToString(ctx context.Context) (v string, err error) {
	if !m.op.Is(OpUpdateOne) {
		return v, fmt.Errorf("OldInt64ToString is allowed only on UpdateOne operations")
	}
	if m.id == nil || m.oldValue == nil {
		return v, fmt.Errorf("OldInt64ToString requires an ID field in the mutation")
	}
	oldValue, err := m.oldValue(ctx)
	if err != nil {
		return v, fmt.Errorf("querying old value for OldInt64ToString: %w", err)
	}
	return oldValue.Int64ToString, nil
}

// ClearInt64ToString clears the value of int64_to_string.
func (m *ConversionMutation) ClearInt64ToString() {
	m.int64_to_string = nil
	m.clearedFields[conversion.FieldInt64ToString] = struct{}{}
}

// Int64ToStringCleared returns if the field int64_to_string was cleared in this mutation.
func (m *ConversionMutation) Int64ToStringCleared() bool {
	_, ok := m.clearedFields[conversion.FieldInt64ToString]
	return ok
}

// ResetInt64ToString reset all changes of the "int64_to_string" field.
func (m *ConversionMutation) ResetInt64ToString() {
	m.int64_to_string = nil
	delete(m.clearedFields, conversion.FieldInt64ToString)
}

// SetUint64ToString sets the uint64_to_string field.
func (m *ConversionMutation) SetUint64ToString(s string) {
	m.uint64_to_string = &s
}

// Uint64ToString returns the uint64_to_string value in the mutation.
func (m *ConversionMutation) Uint64ToString() (r string, exists bool) {
	v := m.uint64_to_string
	if v == nil {
		return
	}
	return *v, true
}

// OldUint64ToString returns the old uint64_to_string value of the Conversion.
// If the Conversion object wasn't provided to the builder, the object is fetched
// from the database.
// An error is returned if the mutation operation is not UpdateOne, or database query fails.
func (m *ConversionMutation) OldUint64ToString(ctx context.Context) (v string, err error) {
	if !m.op.Is(OpUpdateOne) {
		return v, fmt.Errorf("OldUint64ToString is allowed only on UpdateOne operations")
	}
	if m.id == nil || m.oldValue == nil {
		return v, fmt.Errorf("OldUint64ToString requires an ID field in the mutation")
	}
	oldValue, err := m.oldValue(ctx)
	if err != nil {
		return v, fmt.Errorf("querying old value for OldUint64ToString: %w", err)
	}
	return oldValue.Uint64ToString, nil
}

// ClearUint64ToString clears the value of uint64_to_string.
func (m *ConversionMutation) ClearUint64ToString() {
	m.uint64_to_string = nil
	m.clearedFields[conversion.FieldUint64ToString] = struct{}{}
}

// Uint64ToStringCleared returns if the field uint64_to_string was cleared in this mutation.
func (m *ConversionMutation) Uint64ToStringCleared() bool {
	_, ok := m.clearedFields[conversion.FieldUint64ToString]
	return ok
}

// ResetUint64ToString reset all changes of the "uint64_to_string" field.
func (m *ConversionMutation) ResetUint64ToString() {
	m.uint64_to_string = nil
	delete(m.clearedFields, conversion.FieldUint64ToString)
}

// Op returns the operation name.
func (m *ConversionMutation) Op() Op {
	return m.op
}

// Type returns the node type of this mutation (Conversion).
func (m *ConversionMutation) Type() string {
	return m.typ
}

// Fields returns all fields that were changed during
// this mutation. Note that, in order to get all numeric
// fields that were in/decremented, call AddedFields().
func (m *ConversionMutation) Fields() []string {
	fields := make([]string, 0, 9)
	if m.name != nil {
		fields = append(fields, conversion.FieldName)
	}
	if m.int8_to_string != nil {
		fields = append(fields, conversion.FieldInt8ToString)
	}
	if m.uint8_to_string != nil {
		fields = append(fields, conversion.FieldUint8ToString)
	}
	if m.int16_to_string != nil {
		fields = append(fields, conversion.FieldInt16ToString)
	}
	if m.uint16_to_string != nil {
		fields = append(fields, conversion.FieldUint16ToString)
	}
	if m.int32_to_string != nil {
		fields = append(fields, conversion.FieldInt32ToString)
	}
	if m.uint32_to_string != nil {
		fields = append(fields, conversion.FieldUint32ToString)
	}
	if m.int64_to_string != nil {
		fields = append(fields, conversion.FieldInt64ToString)
	}
	if m.uint64_to_string != nil {
		fields = append(fields, conversion.FieldUint64ToString)
	}
	return fields
}

// Field returns the value of a field with the given name.
// The second boolean value indicates that this field was
// not set, or was not define in the schema.
func (m *ConversionMutation) Field(name string) (ent.Value, bool) {
	switch name {
	case conversion.FieldName:
		return m.Name()
	case conversion.FieldInt8ToString:
		return m.Int8ToString()
	case conversion.FieldUint8ToString:
		return m.Uint8ToString()
	case conversion.FieldInt16ToString:
		return m.Int16ToString()
	case conversion.FieldUint16ToString:
		return m.Uint16ToString()
	case conversion.FieldInt32ToString:
		return m.Int32ToString()
	case conversion.FieldUint32ToString:
		return m.Uint32ToString()
	case conversion.FieldInt64ToString:
		return m.Int64ToString()
	case conversion.FieldUint64ToString:
		return m.Uint64ToString()
	}
	return nil, false
}

// OldField returns the old value of the field from the database.
// An error is returned if the mutation operation is not UpdateOne,
// or the query to the database was failed.
func (m *ConversionMutation) OldField(ctx context.Context, name string) (ent.Value, error) {
	switch name {
	case conversion.FieldName:
		return m.OldName(ctx)
	case conversion.FieldInt8ToString:
		return m.OldInt8ToString(ctx)
	case conversion.FieldUint8ToString:
		return m.OldUint8ToString(ctx)
	case conversion.FieldInt16ToString:
		return m.OldInt16ToString(ctx)
	case conversion.FieldUint16ToString:
		return m.OldUint16ToString(ctx)
	case conversion.FieldInt32ToString:
		return m.OldInt32ToString(ctx)
	case conversion.FieldUint32ToString:
		return m.OldUint32ToString(ctx)
	case conversion.FieldInt64ToString:
		return m.OldInt64ToString(ctx)
	case conversion.FieldUint64ToString:
		return m.OldUint64ToString(ctx)
	}
	return nil, fmt.Errorf("unknown Conversion field %s", name)
}

// SetField sets the value for the given name. It returns an
// error if the field is not defined in the schema, or if the
// type mismatch the field type.
func (m *ConversionMutation) SetField(name string, value ent.Value) error {
	switch name {
	case conversion.FieldName:
		v, ok := value.(string)
		if !ok {
			return fmt.Errorf("unexpected type %T for field %s", value, name)
		}
		m.SetName(v)
		return nil
	case conversion.FieldInt8ToString:
		v, ok := value.(string)
		if !ok {
			return fmt.Errorf("unexpected type %T for field %s", value, name)
		}
		m.SetInt8ToString(v)
		return nil
	case conversion.FieldUint8ToString:
		v, ok := value.(string)
		if !ok {
			return fmt.Errorf("unexpected type %T for field %s", value, name)
		}
		m.SetUint8ToString(v)
		return nil
	case conversion.FieldInt16ToString:
		v, ok := value.(string)
		if !ok {
			return fmt.Errorf("unexpected type %T for field %s", value, name)
		}
		m.SetInt16ToString(v)
		return nil
	case conversion.FieldUint16ToString:
		v, ok := value.(string)
		if !ok {
			return fmt.Errorf("unexpected type %T for field %s", value, name)
		}
		m.SetUint16ToString(v)
		return nil
	case conversion.FieldInt32ToString:
		v, ok := value.(string)
		if !ok {
			return fmt.Errorf("unexpected type %T for field %s", value, name)
		}
		m.SetInt32ToString(v)
		return nil
	case conversion.FieldUint32ToString:
		v, ok := value.(string)
		if !ok {
			return fmt.Errorf("unexpected type %T for field %s", value, name)
		}
		m.SetUint32ToString(v)
		return nil
	case conversion.FieldInt64ToString:
		v, ok := value.(string)
		if !ok {
			return fmt.Errorf("unexpected type %T for field %s", value, name)
		}
		m.SetInt64ToString(v)
		return nil
	case conversion.FieldUint64ToString:
		v, ok := value.(string)
		if !ok {
			return fmt.Errorf("unexpected type %T for field %s", value, name)
		}
		m.SetUint64ToString(v)
		return nil
	}
	return fmt.Errorf("unknown Conversion field %s", name)
}

// AddedFields returns all numeric fields that were incremented
// or decremented during this mutation.
func (m *ConversionMutation) AddedFields() []string {
	return nil
}

// AddedField returns the numeric value that was in/decremented
// from a field with the given name. The second value indicates
// that this field was not set, or was not define in the schema.
func (m *ConversionMutation) AddedField(name string) (ent.Value, bool) {
	return nil, false
}

// AddField adds the value for the given name. It returns an
// error if the field is not defined in the schema, or if the
// type mismatch the field type.
func (m *ConversionMutation) AddField(name string, value ent.Value) error {
	switch name {
	}
	return fmt.Errorf("unknown Conversion numeric field %s", name)
}

// ClearedFields returns all nullable fields that were cleared
// during this mutation.
func (m *ConversionMutation) ClearedFields() []string {
	var fields []string
	if m.FieldCleared(conversion.FieldName) {
		fields = append(fields, conversion.FieldName)
	}
	if m.FieldCleared(conversion.FieldInt8ToString) {
		fields = append(fields, conversion.FieldInt8ToString)
	}
	if m.FieldCleared(conversion.FieldUint8ToString) {
		fields = append(fields, conversion.FieldUint8ToString)
	}
	if m.FieldCleared(conversion.FieldInt16ToString) {
		fields = append(fields, conversion.FieldInt16ToString)
	}
	if m.FieldCleared(conversion.FieldUint16ToString) {
		fields = append(fields, conversion.FieldUint16ToString)
	}
	if m.FieldCleared(conversion.FieldInt32ToString) {
		fields = append(fields, conversion.FieldInt32ToString)
	}
	if m.FieldCleared(conversion.FieldUint32ToString) {
		fields = append(fields, conversion.FieldUint32ToString)
	}
	if m.FieldCleared(conversion.FieldInt64ToString) {
		fields = append(fields, conversion.FieldInt64ToString)
	}
	if m.FieldCleared(conversion.FieldUint64ToString) {
		fields = append(fields, conversion.FieldUint64ToString)
	}
	return fields
}

// FieldCleared returns a boolean indicates if this field was
// cleared in this mutation.
func (m *ConversionMutation) FieldCleared(name string) bool {
	_, ok := m.clearedFields[name]
	return ok
}

// ClearField clears the value for the given name. It returns an
// error if the field is not defined in the schema.
func (m *ConversionMutation) ClearField(name string) error {
	switch name {
	case conversion.FieldName:
		m.ClearName()
		return nil
	case conversion.FieldInt8ToString:
		m.ClearInt8ToString()
		return nil
	case conversion.FieldUint8ToString:
		m.ClearUint8ToString()
		return nil
	case conversion.FieldInt16ToString:
		m.ClearInt16ToString()
		return nil
	case conversion.FieldUint16ToString:
		m.ClearUint16ToString()
		return nil
	case conversion.FieldInt32ToString:
		m.ClearInt32ToString()
		return nil
	case conversion.FieldUint32ToString:
		m.ClearUint32ToString()
		return nil
	case conversion.FieldInt64ToString:
		m.ClearInt64ToString()
		return nil
	case conversion.FieldUint64ToString:
		m.ClearUint64ToString()
		return nil
	}
	return fmt.Errorf("unknown Conversion nullable field %s", name)
}

// ResetField resets all changes in the mutation regarding the
// given field name. It returns an error if the field is not
// defined in the schema.
func (m *ConversionMutation) ResetField(name string) error {
	switch name {
	case conversion.FieldName:
		m.ResetName()
		return nil
	case conversion.FieldInt8ToString:
		m.ResetInt8ToString()
		return nil
	case conversion.FieldUint8ToString:
		m.ResetUint8ToString()
		return nil
	case conversion.FieldInt16ToString:
		m.ResetInt16ToString()
		return nil
	case conversion.FieldUint16ToString:
		m.ResetUint16ToString()
		return nil
	case conversion.FieldInt32ToString:
		m.ResetInt32ToString()
		return nil
	case conversion.FieldUint32ToString:
		m.ResetUint32ToString()
		return nil
	case conversion.FieldInt64ToString:
		m.ResetInt64ToString()
		return nil
	case conversion.FieldUint64ToString:
		m.ResetUint64ToString()
		return nil
	}
	return fmt.Errorf("unknown Conversion field %s", name)
}

// AddedEdges returns all edge names that were set/added in this
// mutation.
func (m *ConversionMutation) AddedEdges() []string {
	edges := make([]string, 0, 0)
	return edges
}

// AddedIDs returns all ids (to other nodes) that were added for
// the given edge name.
func (m *ConversionMutation) AddedIDs(name string) []ent.Value {
	return nil
}

// RemovedEdges returns all edge names that were removed in this
// mutation.
func (m *ConversionMutation) RemovedEdges() []string {
	edges := make([]string, 0, 0)
	return edges
}

// RemovedIDs returns all ids (to other nodes) that were removed for
// the given edge name.
func (m *ConversionMutation) RemovedIDs(name string) []ent.Value {
	return nil
}

// ClearedEdges returns all edge names that were cleared in this
// mutation.
func (m *ConversionMutation) ClearedEdges() []string {
	edges := make([]string, 0, 0)
	return edges
}

// EdgeCleared returns a boolean indicates if this edge was
// cleared in this mutation.
func (m *ConversionMutation) EdgeCleared(name string) bool {
	return false
}

// ClearEdge clears the value for the given name. It returns an
// error if the edge name is not defined in the schema.
func (m *ConversionMutation) ClearEdge(name string) error {
	return fmt.Errorf("unknown Conversion unique edge %s", name)
}

// ResetEdge resets all changes in the mutation regarding the
// given edge name. It returns an error if the edge is not
// defined in the schema.
func (m *ConversionMutation) ResetEdge(name string) error {
	return fmt.Errorf("unknown Conversion edge %s", name)
}

// CustomTypeMutation represents an operation that mutate the CustomTypes
// nodes in the graph.
type CustomTypeMutation struct {
	config
	op            Op
	typ           string
	id            *int
	custom        *string
	clearedFields map[string]struct{}
	done          bool
	oldValue      func(context.Context) (*CustomType, error)
	predicates    []predicate.CustomType
}

var _ ent.Mutation = (*CustomTypeMutation)(nil)

// customtypeOption allows to manage the mutation configuration using functional options.
type customtypeOption func(*CustomTypeMutation)

// newCustomTypeMutation creates new mutation for CustomType.
func newCustomTypeMutation(c config, op Op, opts ...customtypeOption) *CustomTypeMutation {
	m := &CustomTypeMutation{
		config:        c,
		op:            op,
		typ:           TypeCustomType,
		clearedFields: make(map[string]struct{}),
	}
	for _, opt := range opts {
		opt(m)
	}
	return m
}

// withCustomTypeID sets the id field of the mutation.
func withCustomTypeID(id int) customtypeOption {
	return func(m *CustomTypeMutation) {
		var (
			err   error
			once  sync.Once
			value *CustomType
		)
		m.oldValue = func(ctx context.Context) (*CustomType, error) {
			once.Do(func() {
				if m.done {
					err = fmt.Errorf("querying old values post mutation is not allowed")
				} else {
					value, err = m.Client().CustomType.Get(ctx, id)
				}
			})
			return value, err
		}
		m.id = &id
	}
}

// withCustomType sets the old CustomType of the mutation.
func withCustomType(node *CustomType) customtypeOption {
	return func(m *CustomTypeMutation) {
		m.oldValue = func(context.Context) (*CustomType, error) {
			return node, nil
		}
		m.id = &node.ID
	}
}

// Client returns a new `ent.Client` from the mutation. If the mutation was
// executed in a transaction (ent.Tx), a transactional client is returned.
func (m CustomTypeMutation) Client() *Client {
	client := &Client{config: m.config}
	client.init()
	return client
}

// Tx returns an `ent.Tx` for mutations that were executed in transactions;
// it returns an error otherwise.
func (m CustomTypeMutation) Tx() (*Tx, error) {
	if _, ok := m.driver.(*txDriver); !ok {
		return nil, fmt.Errorf("entv2: mutation is not running in a transaction")
	}
	tx := &Tx{config: m.config}
	tx.init()
	return tx, nil
}

// ID returns the id value in the mutation. Note that, the id
// is available only if it was provided to the builder.
func (m *CustomTypeMutation) ID() (id int, exists bool) {
	if m.id == nil {
		return
	}
	return *m.id, true
}

// SetCustom sets the custom field.
func (m *CustomTypeMutation) SetCustom(s string) {
	m.custom = &s
}

// Custom returns the custom value in the mutation.
func (m *CustomTypeMutation) Custom() (r string, exists bool) {
	v := m.custom
	if v == nil {
		return
	}
	return *v, true
}

// OldCustom returns the old custom value of the CustomType.
// If the CustomType object wasn't provided to the builder, the object is fetched
// from the database.
// An error is returned if the mutation operation is not UpdateOne, or database query fails.
func (m *CustomTypeMutation) OldCustom(ctx context.Context) (v string, err error) {
	if !m.op.Is(OpUpdateOne) {
		return v, fmt.Errorf("OldCustom is allowed only on UpdateOne operations")
	}
	if m.id == nil || m.oldValue == nil {
		return v, fmt.Errorf("OldCustom requires an ID field in the mutation")
	}
	oldValue, err := m.oldValue(ctx)
	if err != nil {
		return v, fmt.Errorf("querying old value for OldCustom: %w", err)
	}
	return oldValue.Custom, nil
}

// ClearCustom clears the value of custom.
func (m *CustomTypeMutation) ClearCustom() {
	m.custom = nil
	m.clearedFields[customtype.FieldCustom] = struct{}{}
}

// CustomCleared returns if the field custom was cleared in this mutation.
func (m *CustomTypeMutation) CustomCleared() bool {
	_, ok := m.clearedFields[customtype.FieldCustom]
	return ok
}

// ResetCustom reset all changes of the "custom" field.
func (m *CustomTypeMutation) ResetCustom() {
	m.custom = nil
	delete(m.clearedFields, customtype.FieldCustom)
}

// Op returns the operation name.
func (m *CustomTypeMutation) Op() Op {
	return m.op
}

// Type returns the node type of this mutation (CustomType).
func (m *CustomTypeMutation) Type() string {
	return m.typ
}

// Fields returns all fields that were changed during
// this mutation. Note that, in order to get all numeric
// fields that were in/decremented, call AddedFields().
func (m *CustomTypeMutation) Fields() []string {
	fields := make([]string, 0, 1)
	if m.custom != nil {
		fields = append(fields, customtype.FieldCustom)
	}
	return fields
}

// Field returns the value of a field with the given name.
// The second boolean value indicates that this field was
// not set, or was not define in the schema.
func (m *CustomTypeMutation) Field(name string) (ent.Value, bool) {
	switch name {
	case customtype.FieldCustom:
		return m.Custom()
	}
	return nil, false
}

// OldField returns the old value of the field from the database.
// An error is returned if the mutation operation is not UpdateOne,
// or the query to the database was failed.
func (m *CustomTypeMutation) OldField(ctx context.Context, name string) (ent.Value, error) {
	switch name {
	case customtype.FieldCustom:
		return m.OldCustom(ctx)
	}
	return nil, fmt.Errorf("unknown CustomType field %s", name)
}

// SetField sets the value for the given name. It returns an
// error if the field is not defined in the schema, or if the
// type mismatch the field type.
func (m *CustomTypeMutation) SetField(name string, value ent.Value) error {
	switch name {
	case customtype.FieldCustom:
		v, ok := value.(string)
		if !ok {
			return fmt.Errorf("unexpected type %T for field %s", value, name)
		}
		m.SetCustom(v)
		return nil
	}
	return fmt.Errorf("unknown CustomType field %s", name)
}

// AddedFields returns all numeric fields that were incremented
// or decremented during this mutation.
func (m *CustomTypeMutation) AddedFields() []string {
	return nil
}

// AddedField returns the numeric value that was in/decremented
// from a field with the given name. The second value indicates
// that this field was not set, or was not define in the schema.
func (m *CustomTypeMutation) AddedField(name string) (ent.Value, bool) {
	return nil, false
}

// AddField adds the value for the given name. It returns an
// error if the field is not defined in the schema, or if the
// type mismatch the field type.
func (m *CustomTypeMutation) AddField(name string, value ent.Value) error {
	switch name {
	}
	return fmt.Errorf("unknown CustomType numeric field %s", name)
}

// ClearedFields returns all nullable fields that were cleared
// during this mutation.
func (m *CustomTypeMutation) ClearedFields() []string {
	var fields []string
	if m.FieldCleared(customtype.FieldCustom) {
		fields = append(fields, customtype.FieldCustom)
	}
	return fields
}

// FieldCleared returns a boolean indicates if this field was
// cleared in this mutation.
func (m *CustomTypeMutation) FieldCleared(name string) bool {
	_, ok := m.clearedFields[name]
	return ok
}

// ClearField clears the value for the given name. It returns an
// error if the field is not defined in the schema.
func (m *CustomTypeMutation) ClearField(name string) error {
	switch name {
	case customtype.FieldCustom:
		m.ClearCustom()
		return nil
	}
	return fmt.Errorf("unknown CustomType nullable field %s", name)
}

// ResetField resets all changes in the mutation regarding the
// given field name. It returns an error if the field is not
// defined in the schema.
func (m *CustomTypeMutation) ResetField(name string) error {
	switch name {
	case customtype.FieldCustom:
		m.ResetCustom()
		return nil
	}
	return fmt.Errorf("unknown CustomType field %s", name)
}

// AddedEdges returns all edge names that were set/added in this
// mutation.
func (m *CustomTypeMutation) AddedEdges() []string {
	edges := make([]string, 0, 0)
	return edges
}

// AddedIDs returns all ids (to other nodes) that were added for
// the given edge name.
func (m *CustomTypeMutation) AddedIDs(name string) []ent.Value {
	return nil
}

// RemovedEdges returns all edge names that were removed in this
// mutation.
func (m *CustomTypeMutation) RemovedEdges() []string {
	edges := make([]string, 0, 0)
	return edges
}

// RemovedIDs returns all ids (to other nodes) that were removed for
// the given edge name.
func (m *CustomTypeMutation) RemovedIDs(name string) []ent.Value {
	return nil
}

// ClearedEdges returns all edge names that were cleared in this
// mutation.
func (m *CustomTypeMutation) ClearedEdges() []string {
	edges := make([]string, 0, 0)
	return edges
}

// EdgeCleared returns a boolean indicates if this edge was
// cleared in this mutation.
func (m *CustomTypeMutation) EdgeCleared(name string) bool {
	return false
}

// ClearEdge clears the value for the given name. It returns an
// error if the edge name is not defined in the schema.
func (m *CustomTypeMutation) ClearEdge(name string) error {
	return fmt.Errorf("unknown CustomType unique edge %s", name)
}

// ResetEdge resets all changes in the mutation regarding the
// given edge name. It returns an error if the edge is not
// defined in the schema.
func (m *CustomTypeMutation) ResetEdge(name string) error {
	return fmt.Errorf("unknown CustomType edge %s", name)
}

// GroupMutation represents an operation that mutate the Groups
// nodes in the graph.
type GroupMutation struct {
	config
	op            Op
	typ           string
	id            *int
	clearedFields map[string]struct{}
	done          bool
	oldValue      func(context.Context) (*Group, error)
	predicates    []predicate.Group
}

var _ ent.Mutation = (*GroupMutation)(nil)

// groupOption allows to manage the mutation configuration using functional options.
type groupOption func(*GroupMutation)

// newGroupMutation creates new mutation for Group.
func newGroupMutation(c config, op Op, opts ...groupOption) *GroupMutation {
	m := &GroupMutation{
		config:        c,
		op:            op,
		typ:           TypeGroup,
		clearedFields: make(map[string]struct{}),
	}
	for _, opt := range opts {
		opt(m)
	}
	return m
}

// withGroupID sets the id field of the mutation.
func withGroupID(id int) groupOption {
	return func(m *GroupMutation) {
		var (
			err   error
			once  sync.Once
			value *Group
		)
		m.oldValue = func(ctx context.Context) (*Group, error) {
			once.Do(func() {
				if m.done {
					err = fmt.Errorf("querying old values post mutation is not allowed")
				} else {
					value, err = m.Client().Group.Get(ctx, id)
				}
			})
			return value, err
		}
		m.id = &id
	}
}

// withGroup sets the old Group of the mutation.
func withGroup(node *Group) groupOption {
	return func(m *GroupMutation) {
		m.oldValue = func(context.Context) (*Group, error) {
			return node, nil
		}
		m.id = &node.ID
	}
}

// Client returns a new `ent.Client` from the mutation. If the mutation was
// executed in a transaction (ent.Tx), a transactional client is returned.
func (m GroupMutation) Client() *Client {
	client := &Client{config: m.config}
	client.init()
	return client
}

// Tx returns an `ent.Tx` for mutations that were executed in transactions;
// it returns an error otherwise.
func (m GroupMutation) Tx() (*Tx, error) {
	if _, ok := m.driver.(*txDriver); !ok {
		return nil, fmt.Errorf("entv2: mutation is not running in a transaction")
	}
	tx := &Tx{config: m.config}
	tx.init()
	return tx, nil
}

// ID returns the id value in the mutation. Note that, the id
// is available only if it was provided to the builder.
func (m *GroupMutation) ID() (id int, exists bool) {
	if m.id == nil {
		return
	}
	return *m.id, true
}

// Op returns the operation name.
func (m *GroupMutation) Op() Op {
	return m.op
}

// Type returns the node type of this mutation (Group).
func (m *GroupMutation) Type() string {
	return m.typ
}

// Fields returns all fields that were changed during
// this mutation. Note that, in order to get all numeric
// fields that were in/decremented, call AddedFields().
func (m *GroupMutation) Fields() []string {
	fields := make([]string, 0, 0)
	return fields
}

// Field returns the value of a field with the given name.
// The second boolean value indicates that this field was
// not set, or was not define in the schema.
func (m *GroupMutation) Field(name string) (ent.Value, bool) {
	return nil, false
}

// OldField returns the old value of the field from the database.
// An error is returned if the mutation operation is not UpdateOne,
// or the query to the database was failed.
func (m *GroupMutation) OldField(ctx context.Context, name string) (ent.Value, error) {
	return nil, fmt.Errorf("unknown Group field %s", name)
}

// SetField sets the value for the given name. It returns an
// error if the field is not defined in the schema, or if the
// type mismatch the field type.
func (m *GroupMutation) SetField(name string, value ent.Value) error {
	switch name {
	}
	return fmt.Errorf("unknown Group field %s", name)
}

// AddedFields returns all numeric fields that were incremented
// or decremented during this mutation.
func (m *GroupMutation) AddedFields() []string {
	return nil
}

// AddedField returns the numeric value that was in/decremented
// from a field with the given name. The second value indicates
// that this field was not set, or was not define in the schema.
func (m *GroupMutation) AddedField(name string) (ent.Value, bool) {
	return nil, false
}

// AddField adds the value for the given name. It returns an
// error if the field is not defined in the schema, or if the
// type mismatch the field type.
func (m *GroupMutation) AddField(name string, value ent.Value) error {
	return fmt.Errorf("unknown Group numeric field %s", name)
}

// ClearedFields returns all nullable fields that were cleared
// during this mutation.
func (m *GroupMutation) ClearedFields() []string {
	return nil
}

// FieldCleared returns a boolean indicates if this field was
// cleared in this mutation.
func (m *GroupMutation) FieldCleared(name string) bool {
	_, ok := m.clearedFields[name]
	return ok
}

// ClearField clears the value for the given name. It returns an
// error if the field is not defined in the schema.
func (m *GroupMutation) ClearField(name string) error {
	return fmt.Errorf("unknown Group nullable field %s", name)
}

// ResetField resets all changes in the mutation regarding the
// given field name. It returns an error if the field is not
// defined in the schema.
func (m *GroupMutation) ResetField(name string) error {
	return fmt.Errorf("unknown Group field %s", name)
}

// AddedEdges returns all edge names that were set/added in this
// mutation.
func (m *GroupMutation) AddedEdges() []string {
	edges := make([]string, 0, 0)
	return edges
}

// AddedIDs returns all ids (to other nodes) that were added for
// the given edge name.
func (m *GroupMutation) AddedIDs(name string) []ent.Value {
	return nil
}

// RemovedEdges returns all edge names that were removed in this
// mutation.
func (m *GroupMutation) RemovedEdges() []string {
	edges := make([]string, 0, 0)
	return edges
}

// RemovedIDs returns all ids (to other nodes) that were removed for
// the given edge name.
func (m *GroupMutation) RemovedIDs(name string) []ent.Value {
	return nil
}

// ClearedEdges returns all edge names that were cleared in this
// mutation.
func (m *GroupMutation) ClearedEdges() []string {
	edges := make([]string, 0, 0)
	return edges
}

// EdgeCleared returns a boolean indicates if this edge was
// cleared in this mutation.
func (m *GroupMutation) EdgeCleared(name string) bool {
	return false
}

// ClearEdge clears the value for the given name. It returns an
// error if the edge name is not defined in the schema.
func (m *GroupMutation) ClearEdge(name string) error {
	return fmt.Errorf("unknown Group unique edge %s", name)
}

// ResetEdge resets all changes in the mutation regarding the
// given edge name. It returns an error if the edge is not
// defined in the schema.
func (m *GroupMutation) ResetEdge(name string) error {
	return fmt.Errorf("unknown Group edge %s", name)
}

// MediaMutation represents an operation that mutate the MediaSlice
// nodes in the graph.
type MediaMutation struct {
	config
	op            Op
	typ           string
	id            *int
	source        *string
	source_uri    *string
	clearedFields map[string]struct{}
	done          bool
	oldValue      func(context.Context) (*Media, error)
	predicates    []predicate.Media
}

var _ ent.Mutation = (*MediaMutation)(nil)

// mediaOption allows to manage the mutation configuration using functional options.
type mediaOption func(*MediaMutation)

// newMediaMutation creates new mutation for Media.
func newMediaMutation(c config, op Op, opts ...mediaOption) *MediaMutation {
	m := &MediaMutation{
		config:        c,
		op:            op,
		typ:           TypeMedia,
		clearedFields: make(map[string]struct{}),
	}
	for _, opt := range opts {
		opt(m)
	}
	return m
}

// withMediaID sets the id field of the mutation.
func withMediaID(id int) mediaOption {
	return func(m *MediaMutation) {
		var (
			err   error
			once  sync.Once
			value *Media
		)
		m.oldValue = func(ctx context.Context) (*Media, error) {
			once.Do(func() {
				if m.done {
					err = fmt.Errorf("querying old values post mutation is not allowed")
				} else {
					value, err = m.Client().Media.Get(ctx, id)
				}
			})
			return value, err
		}
		m.id = &id
	}
}

// withMedia sets the old Media of the mutation.
func withMedia(node *Media) mediaOption {
	return func(m *MediaMutation) {
		m.oldValue = func(context.Context) (*Media, error) {
			return node, nil
		}
		m.id = &node.ID
	}
}

// Client returns a new `ent.Client` from the mutation. If the mutation was
// executed in a transaction (ent.Tx), a transactional client is returned.
func (m MediaMutation) Client() *Client {
	client := &Client{config: m.config}
	client.init()
	return client
}

// Tx returns an `ent.Tx` for mutations that were executed in transactions;
// it returns an error otherwise.
func (m MediaMutation) Tx() (*Tx, error) {
	if _, ok := m.driver.(*txDriver); !ok {
		return nil, fmt.Errorf("entv2: mutation is not running in a transaction")
	}
	tx := &Tx{config: m.config}
	tx.init()
	return tx, nil
}

// ID returns the id value in the mutation. Note that, the id
// is available only if it was provided to the builder.
func (m *MediaMutation) ID() (id int, exists bool) {
	if m.id == nil {
		return
	}
	return *m.id, true
}

// SetSource sets the source field.
func (m *MediaMutation) SetSource(s string) {
	m.source = &s
}

// Source returns the source value in the mutation.
func (m *MediaMutation) Source() (r string, exists bool) {
	v := m.source
	if v == nil {
		return
	}
	return *v, true
}

// OldSource returns the old source value of the Media.
// If the Media object wasn't provided to the builder, the object is fetched
// from the database.
// An error is returned if the mutation operation is not UpdateOne, or database query fails.
func (m *MediaMutation) OldSource(ctx context.Context) (v string, err error) {
	if !m.op.Is(OpUpdateOne) {
		return v, fmt.Errorf("OldSource is allowed only on UpdateOne operations")
	}
	if m.id == nil || m.oldValue == nil {
		return v, fmt.Errorf("OldSource requires an ID field in the mutation")
	}
	oldValue, err := m.oldValue(ctx)
	if err != nil {
		return v, fmt.Errorf("querying old value for OldSource: %w", err)
	}
	return oldValue.Source, nil
}

// ClearSource clears the value of source.
func (m *MediaMutation) ClearSource() {
	m.source = nil
	m.clearedFields[media.FieldSource] = struct{}{}
}

// SourceCleared returns if the field source was cleared in this mutation.
func (m *MediaMutation) SourceCleared() bool {
	_, ok := m.clearedFields[media.FieldSource]
	return ok
}

// ResetSource reset all changes of the "source" field.
func (m *MediaMutation) ResetSource() {
	m.source = nil
	delete(m.clearedFields, media.FieldSource)
}

// SetSourceURI sets the source_uri field.
func (m *MediaMutation) SetSourceURI(s string) {
	m.source_uri = &s
}

// SourceURI returns the source_uri value in the mutation.
func (m *MediaMutation) SourceURI() (r string, exists bool) {
	v := m.source_uri
	if v == nil {
		return
	}
	return *v, true
}

// OldSourceURI returns the old source_uri value of the Media.
// If the Media object wasn't provided to the builder, the object is fetched
// from the database.
// An error is returned if the mutation operation is not UpdateOne, or database query fails.
func (m *MediaMutation) OldSourceURI(ctx context.Context) (v string, err error) {
	if !m.op.Is(OpUpdateOne) {
		return v, fmt.Errorf("OldSourceURI is allowed only on UpdateOne operations")
	}
	if m.id == nil || m.oldValue == nil {
		return v, fmt.Errorf("OldSourceURI requires an ID field in the mutation")
	}
	oldValue, err := m.oldValue(ctx)
	if err != nil {
		return v, fmt.Errorf("querying old value for OldSourceURI: %w", err)
	}
	return oldValue.SourceURI, nil
}

// ClearSourceURI clears the value of source_uri.
func (m *MediaMutation) ClearSourceURI() {
	m.source_uri = nil
	m.clearedFields[media.FieldSourceURI] = struct{}{}
}

// SourceURICleared returns if the field source_uri was cleared in this mutation.
func (m *MediaMutation) SourceURICleared() bool {
	_, ok := m.clearedFields[media.FieldSourceURI]
	return ok
}

// ResetSourceURI reset all changes of the "source_uri" field.
func (m *MediaMutation) ResetSourceURI() {
	m.source_uri = nil
	delete(m.clearedFields, media.FieldSourceURI)
}

// Op returns the operation name.
func (m *MediaMutation) Op() Op {
	return m.op
}

// Type returns the node type of this mutation (Media).
func (m *MediaMutation) Type() string {
	return m.typ
}

// Fields returns all fields that were changed during
// this mutation. Note that, in order to get all numeric
// fields that were in/decremented, call AddedFields().
func (m *MediaMutation) Fields() []string {
	fields := make([]string, 0, 2)
	if m.source != nil {
		fields = append(fields, media.FieldSource)
	}
	if m.source_uri != nil {
		fields = append(fields, media.FieldSourceURI)
	}
	return fields
}

// Field returns the value of a field with the given name.
// The second boolean value indicates that this field was
// not set, or was not define in the schema.
func (m *MediaMutation) Field(name string) (ent.Value, bool) {
	switch name {
	case media.FieldSource:
		return m.Source()
	case media.FieldSourceURI:
		return m.SourceURI()
	}
	return nil, false
}

// OldField returns the old value of the field from the database.
// An error is returned if the mutation operation is not UpdateOne,
// or the query to the database was failed.
func (m *MediaMutation) OldField(ctx context.Context, name string) (ent.Value, error) {
	switch name {
	case media.FieldSource:
		return m.OldSource(ctx)
	case media.FieldSourceURI:
		return m.OldSourceURI(ctx)
	}
	return nil, fmt.Errorf("unknown Media field %s", name)
}

// SetField sets the value for the given name. It returns an
// error if the field is not defined in the schema, or if the
// type mismatch the field type.
func (m *MediaMutation) SetField(name string, value ent.Value) error {
	switch name {
	case media.FieldSource:
		v, ok := value.(string)
		if !ok {
			return fmt.Errorf("unexpected type %T for field %s", value, name)
		}
		m.SetSource(v)
		return nil
	case media.FieldSourceURI:
		v, ok := value.(string)
		if !ok {
			return fmt.Errorf("unexpected type %T for field %s", value, name)
		}
		m.SetSourceURI(v)
		return nil
	}
	return fmt.Errorf("unknown Media field %s", name)
}

// AddedFields returns all numeric fields that were incremented
// or decremented during this mutation.
func (m *MediaMutation) AddedFields() []string {
	return nil
}

// AddedField returns the numeric value that was in/decremented
// from a field with the given name. The second value indicates
// that this field was not set, or was not define in the schema.
func (m *MediaMutation) AddedField(name string) (ent.Value, bool) {
	return nil, false
}

// AddField adds the value for the given name. It returns an
// error if the field is not defined in the schema, or if the
// type mismatch the field type.
func (m *MediaMutation) AddField(name string, value ent.Value) error {
	switch name {
	}
	return fmt.Errorf("unknown Media numeric field %s", name)
}

// ClearedFields returns all nullable fields that were cleared
// during this mutation.
func (m *MediaMutation) ClearedFields() []string {
	var fields []string
	if m.FieldCleared(media.FieldSource) {
		fields = append(fields, media.FieldSource)
	}
	if m.FieldCleared(media.FieldSourceURI) {
		fields = append(fields, media.FieldSourceURI)
	}
	return fields
}

// FieldCleared returns a boolean indicates if this field was
// cleared in this mutation.
func (m *MediaMutation) FieldCleared(name string) bool {
	_, ok := m.clearedFields[name]
	return ok
}

// ClearField clears the value for the given name. It returns an
// error if the field is not defined in the schema.
func (m *MediaMutation) ClearField(name string) error {
	switch name {
	case media.FieldSource:
		m.ClearSource()
		return nil
	case media.FieldSourceURI:
		m.ClearSourceURI()
		return nil
	}
	return fmt.Errorf("unknown Media nullable field %s", name)
}

// ResetField resets all changes in the mutation regarding the
// given field name. It returns an error if the field is not
// defined in the schema.
func (m *MediaMutation) ResetField(name string) error {
	switch name {
	case media.FieldSource:
		m.ResetSource()
		return nil
	case media.FieldSourceURI:
		m.ResetSourceURI()
		return nil
	}
	return fmt.Errorf("unknown Media field %s", name)
}

// AddedEdges returns all edge names that were set/added in this
// mutation.
func (m *MediaMutation) AddedEdges() []string {
	edges := make([]string, 0, 0)
	return edges
}

// AddedIDs returns all ids (to other nodes) that were added for
// the given edge name.
func (m *MediaMutation) AddedIDs(name string) []ent.Value {
	return nil
}

// RemovedEdges returns all edge names that were removed in this
// mutation.
func (m *MediaMutation) RemovedEdges() []string {
	edges := make([]string, 0, 0)
	return edges
}

// RemovedIDs returns all ids (to other nodes) that were removed for
// the given edge name.
func (m *MediaMutation) RemovedIDs(name string) []ent.Value {
	return nil
}

// ClearedEdges returns all edge names that were cleared in this
// mutation.
func (m *MediaMutation) ClearedEdges() []string {
	edges := make([]string, 0, 0)
	return edges
}

// EdgeCleared returns a boolean indicates if this edge was
// cleared in this mutation.
func (m *MediaMutation) EdgeCleared(name string) bool {
	return false
}

// ClearEdge clears the value for the given name. It returns an
// error if the edge name is not defined in the schema.
func (m *MediaMutation) ClearEdge(name string) error {
	return fmt.Errorf("unknown Media unique edge %s", name)
}

// ResetEdge resets all changes in the mutation regarding the
// given edge name. It returns an error if the edge is not
// defined in the schema.
func (m *MediaMutation) ResetEdge(name string) error {
	return fmt.Errorf("unknown Media edge %s", name)
}

// PetMutation represents an operation that mutate the Pets
// nodes in the graph.
type PetMutation struct {
	config
	op            Op
	typ           string
	id            *int
	clearedFields map[string]struct{}
	owner         *int
	clearedowner  bool
	done          bool
	oldValue      func(context.Context) (*Pet, error)
	predicates    []predicate.Pet
}

var _ ent.Mutation = (*PetMutation)(nil)

// petOption allows to manage the mutation configuration using functional options.
type petOption func(*PetMutation)

// newPetMutation creates new mutation for Pet.
func newPetMutation(c config, op Op, opts ...petOption) *PetMutation {
	m := &PetMutation{
		config:        c,
		op:            op,
		typ:           TypePet,
		clearedFields: make(map[string]struct{}),
	}
	for _, opt := range opts {
		opt(m)
	}
	return m
}

// withPetID sets the id field of the mutation.
func withPetID(id int) petOption {
	return func(m *PetMutation) {
		var (
			err   error
			once  sync.Once
			value *Pet
		)
		m.oldValue = func(ctx context.Context) (*Pet, error) {
			once.Do(func() {
				if m.done {
					err = fmt.Errorf("querying old values post mutation is not allowed")
				} else {
					value, err = m.Client().Pet.Get(ctx, id)
				}
			})
			return value, err
		}
		m.id = &id
	}
}

// withPet sets the old Pet of the mutation.
func withPet(node *Pet) petOption {
	return func(m *PetMutation) {
		m.oldValue = func(context.Context) (*Pet, error) {
			return node, nil
		}
		m.id = &node.ID
	}
}

// Client returns a new `ent.Client` from the mutation. If the mutation was
// executed in a transaction (ent.Tx), a transactional client is returned.
func (m PetMutation) Client() *Client {
	client := &Client{config: m.config}
	client.init()
	return client
}

// Tx returns an `ent.Tx` for mutations that were executed in transactions;
// it returns an error otherwise.
func (m PetMutation) Tx() (*Tx, error) {
	if _, ok := m.driver.(*txDriver); !ok {
		return nil, fmt.Errorf("entv2: mutation is not running in a transaction")
	}
	tx := &Tx{config: m.config}
	tx.init()
	return tx, nil
}

// ID returns the id value in the mutation. Note that, the id
// is available only if it was provided to the builder.
func (m *PetMutation) ID() (id int, exists bool) {
	if m.id == nil {
		return
	}
	return *m.id, true
}

// SetOwnerID sets the owner edge to User by id.
func (m *PetMutation) SetOwnerID(id int) {
	m.owner = &id
}

// ClearOwner clears the owner edge to User.
func (m *PetMutation) ClearOwner() {
	m.clearedowner = true
}

// OwnerCleared returns if the edge owner was cleared.
func (m *PetMutation) OwnerCleared() bool {
	return m.clearedowner
}

// OwnerID returns the owner id in the mutation.
func (m *PetMutation) OwnerID() (id int, exists bool) {
	if m.owner != nil {
		return *m.owner, true
	}
	return
}

// OwnerIDs returns the owner ids in the mutation.
// Note that ids always returns len(ids) <= 1 for unique edges, and you should use
// OwnerID instead. It exists only for internal usage by the builders.
func (m *PetMutation) OwnerIDs() (ids []int) {
	if id := m.owner; id != nil {
		ids = append(ids, *id)
	}
	return
}

// ResetOwner reset all changes of the "owner" edge.
func (m *PetMutation) ResetOwner() {
	m.owner = nil
	m.clearedowner = false
}

// Op returns the operation name.
func (m *PetMutation) Op() Op {
	return m.op
}

// Type returns the node type of this mutation (Pet).
func (m *PetMutation) Type() string {
	return m.typ
}

// Fields returns all fields that were changed during
// this mutation. Note that, in order to get all numeric
// fields that were in/decremented, call AddedFields().
func (m *PetMutation) Fields() []string {
	fields := make([]string, 0, 0)
	return fields
}

// Field returns the value of a field with the given name.
// The second boolean value indicates that this field was
// not set, or was not define in the schema.
func (m *PetMutation) Field(name string) (ent.Value, bool) {
	return nil, false
}

// OldField returns the old value of the field from the database.
// An error is returned if the mutation operation is not UpdateOne,
// or the query to the database was failed.
func (m *PetMutation) OldField(ctx context.Context, name string) (ent.Value, error) {
	return nil, fmt.Errorf("unknown Pet field %s", name)
}

// SetField sets the value for the given name. It returns an
// error if the field is not defined in the schema, or if the
// type mismatch the field type.
func (m *PetMutation) SetField(name string, value ent.Value) error {
	switch name {
	}
	return fmt.Errorf("unknown Pet field %s", name)
}

// AddedFields returns all numeric fields that were incremented
// or decremented during this mutation.
func (m *PetMutation) AddedFields() []string {
	return nil
}

// AddedField returns the numeric value that was in/decremented
// from a field with the given name. The second value indicates
// that this field was not set, or was not define in the schema.
func (m *PetMutation) AddedField(name string) (ent.Value, bool) {
	return nil, false
}

// AddField adds the value for the given name. It returns an
// error if the field is not defined in the schema, or if the
// type mismatch the field type.
func (m *PetMutation) AddField(name string, value ent.Value) error {
	return fmt.Errorf("unknown Pet numeric field %s", name)
}

// ClearedFields returns all nullable fields that were cleared
// during this mutation.
func (m *PetMutation) ClearedFields() []string {
	return nil
}

// FieldCleared returns a boolean indicates if this field was
// cleared in this mutation.
func (m *PetMutation) FieldCleared(name string) bool {
	_, ok := m.clearedFields[name]
	return ok
}

// ClearField clears the value for the given name. It returns an
// error if the field is not defined in the schema.
func (m *PetMutation) ClearField(name string) error {
	return fmt.Errorf("unknown Pet nullable field %s", name)
}

// ResetField resets all changes in the mutation regarding the
// given field name. It returns an error if the field is not
// defined in the schema.
func (m *PetMutation) ResetField(name string) error {
	return fmt.Errorf("unknown Pet field %s", name)
}

// AddedEdges returns all edge names that were set/added in this
// mutation.
func (m *PetMutation) AddedEdges() []string {
	edges := make([]string, 0, 1)
	if m.owner != nil {
		edges = append(edges, pet.EdgeOwner)
	}
	return edges
}

// AddedIDs returns all ids (to other nodes) that were added for
// the given edge name.
func (m *PetMutation) AddedIDs(name string) []ent.Value {
	switch name {
	case pet.EdgeOwner:
		if id := m.owner; id != nil {
			return []ent.Value{*id}
		}
	}
	return nil
}

// RemovedEdges returns all edge names that were removed in this
// mutation.
func (m *PetMutation) RemovedEdges() []string {
	edges := make([]string, 0, 1)
	return edges
}

// RemovedIDs returns all ids (to other nodes) that were removed for
// the given edge name.
func (m *PetMutation) RemovedIDs(name string) []ent.Value {
	switch name {
	}
	return nil
}

// ClearedEdges returns all edge names that were cleared in this
// mutation.
func (m *PetMutation) ClearedEdges() []string {
	edges := make([]string, 0, 1)
	if m.clearedowner {
		edges = append(edges, pet.EdgeOwner)
	}
	return edges
}

// EdgeCleared returns a boolean indicates if this edge was
// cleared in this mutation.
func (m *PetMutation) EdgeCleared(name string) bool {
	switch name {
	case pet.EdgeOwner:
		return m.clearedowner
	}
	return false
}

// ClearEdge clears the value for the given name. It returns an
// error if the edge name is not defined in the schema.
func (m *PetMutation) ClearEdge(name string) error {
	switch name {
	case pet.EdgeOwner:
		m.ClearOwner()
		return nil
	}
	return fmt.Errorf("unknown Pet unique edge %s", name)
}

// ResetEdge resets all changes in the mutation regarding the
// given edge name. It returns an error if the edge is not
// defined in the schema.
func (m *PetMutation) ResetEdge(name string) error {
	switch name {
	case pet.EdgeOwner:
		m.ResetOwner()
		return nil
	}
	return fmt.Errorf("unknown Pet edge %s", name)
}

// UserMutation represents an operation that mutate the Users
// nodes in the graph.
type UserMutation struct {
	config
	op             Op
	typ            string
	id             *int
	mixed_string   *string
	mixed_enum     *user.MixedEnum
	age            *int
	addage         *int
	name           *string
	nickname       *string
	phone          *string
	buffer         *[]byte
	title          *string
	new_name       *string
	blob           *[]byte
	state          *user.State
	status         *user.Status
	workplace      *string
	clearedFields  map[string]struct{}
	car            map[int]struct{}
	removedcar     map[int]struct{}
	clearedcar     bool
	pets           *int
	clearedpets    bool
	friends        map[int]struct{}
	removedfriends map[int]struct{}
	clearedfriends bool
	done           bool
	oldValue       func(context.Context) (*User, error)
	predicates     []predicate.User
}

var _ ent.Mutation = (*UserMutation)(nil)

// userOption allows to manage the mutation configuration using functional options.
type userOption func(*UserMutation)

// newUserMutation creates new mutation for User.
func newUserMutation(c config, op Op, opts ...userOption) *UserMutation {
	m := &UserMutation{
		config:        c,
		op:            op,
		typ:           TypeUser,
		clearedFields: make(map[string]struct{}),
	}
	for _, opt := range opts {
		opt(m)
	}
	return m
}

// withUserID sets the id field of the mutation.
func withUserID(id int) userOption {
	return func(m *UserMutation) {
		var (
			err   error
			once  sync.Once
			value *User
		)
		m.oldValue = func(ctx context.Context) (*User, error) {
			once.Do(func() {
				if m.done {
					err = fmt.Errorf("querying old values post mutation is not allowed")
				} else {
					value, err = m.Client().User.Get(ctx, id)
				}
			})
			return value, err
		}
		m.id = &id
	}
}

// withUser sets the old User of the mutation.
func withUser(node *User) userOption {
	return func(m *UserMutation) {
		m.oldValue = func(context.Context) (*User, error) {
			return node, nil
		}
		m.id = &node.ID
	}
}

// Client returns a new `ent.Client` from the mutation. If the mutation was
// executed in a transaction (ent.Tx), a transactional client is returned.
func (m UserMutation) Client() *Client {
	client := &Client{config: m.config}
	client.init()
	return client
}

// Tx returns an `ent.Tx` for mutations that were executed in transactions;
// it returns an error otherwise.
func (m UserMutation) Tx() (*Tx, error) {
	if _, ok := m.driver.(*txDriver); !ok {
		return nil, fmt.Errorf("entv2: mutation is not running in a transaction")
	}
	tx := &Tx{config: m.config}
	tx.init()
	return tx, nil
}

// SetID sets the value of the id field. Note that, this
// operation is accepted only on User creation.
func (m *UserMutation) SetID(id int) {
	m.id = &id
}

// ID returns the id value in the mutation. Note that, the id
// is available only if it was provided to the builder.
func (m *UserMutation) ID() (id int, exists bool) {
	if m.id == nil {
		return
	}
	return *m.id, true
}

// SetMixedString sets the mixed_string field.
func (m *UserMutation) SetMixedString(s string) {
	m.mixed_string = &s
}

// MixedString returns the mixed_string value in the mutation.
func (m *UserMutation) MixedString() (r string, exists bool) {
	v := m.mixed_string
	if v == nil {
		return
	}
	return *v, true
}

// OldMixedString returns the old mixed_string value of the User.
// If the User object wasn't provided to the builder, the object is fetched
// from the database.
// An error is returned if the mutation operation is not UpdateOne, or database query fails.
func (m *UserMutation) OldMixedString(ctx context.Context) (v string, err error) {
	if !m.op.Is(OpUpdateOne) {
		return v, fmt.Errorf("OldMixedString is allowed only on UpdateOne operations")
	}
	if m.id == nil || m.oldValue == nil {
		return v, fmt.Errorf("OldMixedString requires an ID field in the mutation")
	}
	oldValue, err := m.oldValue(ctx)
	if err != nil {
		return v, fmt.Errorf("querying old value for OldMixedString: %w", err)
	}
	return oldValue.MixedString, nil
}

// ResetMixedString reset all changes of the "mixed_string" field.
func (m *UserMutation) ResetMixedString() {
	m.mixed_string = nil
}

// SetMixedEnum sets the mixed_enum field.
func (m *UserMutation) SetMixedEnum(ue user.MixedEnum) {
	m.mixed_enum = &ue
}

// MixedEnum returns the mixed_enum value in the mutation.
func (m *UserMutation) MixedEnum() (r user.MixedEnum, exists bool) {
	v := m.mixed_enum
	if v == nil {
		return
	}
	return *v, true
}

// OldMixedEnum returns the old mixed_enum value of the User.
// If the User object wasn't provided to the builder, the object is fetched
// from the database.
// An error is returned if the mutation operation is not UpdateOne, or database query fails.
func (m *UserMutation) OldMixedEnum(ctx context.Context) (v user.MixedEnum, err error) {
	if !m.op.Is(OpUpdateOne) {
		return v, fmt.Errorf("OldMixedEnum is allowed only on UpdateOne operations")
	}
	if m.id == nil || m.oldValue == nil {
		return v, fmt.Errorf("OldMixedEnum requires an ID field in the mutation")
	}
	oldValue, err := m.oldValue(ctx)
	if err != nil {
		return v, fmt.Errorf("querying old value for OldMixedEnum: %w", err)
	}
	return oldValue.MixedEnum, nil
}

// ResetMixedEnum reset all changes of the "mixed_enum" field.
func (m *UserMutation) ResetMixedEnum() {
	m.mixed_enum = nil
}

// SetAge sets the age field.
func (m *UserMutation) SetAge(i int) {
	m.age = &i
	m.addage = nil
}

// Age returns the age value in the mutation.
func (m *UserMutation) Age() (r int, exists bool) {
	v := m.age
	if v == nil {
		return
	}
	return *v, true
}

// OldAge returns the old age value of the User.
// If the User object wasn't provided to the builder, the object is fetched
// from the database.
// An error is returned if the mutation operation is not UpdateOne, or database query fails.
func (m *UserMutation) OldAge(ctx context.Context) (v int, err error) {
	if !m.op.Is(OpUpdateOne) {
		return v, fmt.Errorf("OldAge is allowed only on UpdateOne operations")
	}
	if m.id == nil || m.oldValue == nil {
		return v, fmt.Errorf("OldAge requires an ID field in the mutation")
	}
	oldValue, err := m.oldValue(ctx)
	if err != nil {
		return v, fmt.Errorf("querying old value for OldAge: %w", err)
	}
	return oldValue.Age, nil
}

// AddAge adds i to age.
func (m *UserMutation) AddAge(i int) {
	if m.addage != nil {
		*m.addage += i
	} else {
		m.addage = &i
	}
}

// AddedAge returns the value that was added to the age field in this mutation.
func (m *UserMutation) AddedAge() (r int, exists bool) {
	v := m.addage
	if v == nil {
		return
	}
	return *v, true
}

// ResetAge reset all changes of the "age" field.
func (m *UserMutation) ResetAge() {
	m.age = nil
	m.addage = nil
}

// SetName sets the name field.
func (m *UserMutation) SetName(s string) {
	m.name = &s
}

// Name returns the name value in the mutation.
func (m *UserMutation) Name() (r string, exists bool) {
	v := m.name
	if v == nil {
		return
	}
	return *v, true
}

// OldName returns the old name value of the User.
// If the User object wasn't provided to the builder, the object is fetched
// from the database.
// An error is returned if the mutation operation is not UpdateOne, or database query fails.
func (m *UserMutation) OldName(ctx context.Context) (v string, err error) {
	if !m.op.Is(OpUpdateOne) {
		return v, fmt.Errorf("OldName is allowed only on UpdateOne operations")
	}
	if m.id == nil || m.oldValue == nil {
		return v, fmt.Errorf("OldName requires an ID field in the mutation")
	}
	oldValue, err := m.oldValue(ctx)
	if err != nil {
		return v, fmt.Errorf("querying old value for OldName: %w", err)
	}
	return oldValue.Name, nil
}

// ResetName reset all changes of the "name" field.
func (m *UserMutation) ResetName() {
	m.name = nil
}

// SetNickname sets the nickname field.
func (m *UserMutation) SetNickname(s string) {
	m.nickname = &s
}

// Nickname returns the nickname value in the mutation.
func (m *UserMutation) Nickname() (r string, exists bool) {
	v := m.nickname
	if v == nil {
		return
	}
	return *v, true
}

// OldNickname returns the old nickname value of the User.
// If the User object wasn't provided to the builder, the object is fetched
// from the database.
// An error is returned if the mutation operation is not UpdateOne, or database query fails.
func (m *UserMutation) OldNickname(ctx context.Context) (v string, err error) {
	if !m.op.Is(OpUpdateOne) {
		return v, fmt.Errorf("OldNickname is allowed only on UpdateOne operations")
	}
	if m.id == nil || m.oldValue == nil {
		return v, fmt.Errorf("OldNickname requires an ID field in the mutation")
	}
	oldValue, err := m.oldValue(ctx)
	if err != nil {
		return v, fmt.Errorf("querying old value for OldNickname: %w", err)
	}
	return oldValue.Nickname, nil
}

// ResetNickname reset all changes of the "nickname" field.
func (m *UserMutation) ResetNickname() {
	m.nickname = nil
}

// SetPhone sets the phone field.
func (m *UserMutation) SetPhone(s string) {
	m.phone = &s
}

// Phone returns the phone value in the mutation.
func (m *UserMutation) Phone() (r string, exists bool) {
	v := m.phone
	if v == nil {
		return
	}
	return *v, true
}

// OldPhone returns the old phone value of the User.
// If the User object wasn't provided to the builder, the object is fetched
// from the database.
// An error is returned if the mutation operation is not UpdateOne, or database query fails.
func (m *UserMutation) OldPhone(ctx context.Context) (v string, err error) {
	if !m.op.Is(OpUpdateOne) {
		return v, fmt.Errorf("OldPhone is allowed only on UpdateOne operations")
	}
	if m.id == nil || m.oldValue == nil {
		return v, fmt.Errorf("OldPhone requires an ID field in the mutation")
	}
	oldValue, err := m.oldValue(ctx)
	if err != nil {
		return v, fmt.Errorf("querying old value for OldPhone: %w", err)
	}
	return oldValue.Phone, nil
}

// ResetPhone reset all changes of the "phone" field.
func (m *UserMutation) ResetPhone() {
	m.phone = nil
}

// SetBuffer sets the buffer field.
func (m *UserMutation) SetBuffer(b []byte) {
	m.buffer = &b
}

// Buffer returns the buffer value in the mutation.
func (m *UserMutation) Buffer() (r []byte, exists bool) {
	v := m.buffer
	if v == nil {
		return
	}
	return *v, true
}

// OldBuffer returns the old buffer value of the User.
// If the User object wasn't provided to the builder, the object is fetched
// from the database.
// An error is returned if the mutation operation is not UpdateOne, or database query fails.
func (m *UserMutation) OldBuffer(ctx context.Context) (v []byte, err error) {
	if !m.op.Is(OpUpdateOne) {
		return v, fmt.Errorf("OldBuffer is allowed only on UpdateOne operations")
	}
	if m.id == nil || m.oldValue == nil {
		return v, fmt.Errorf("OldBuffer requires an ID field in the mutation")
	}
	oldValue, err := m.oldValue(ctx)
	if err != nil {
		return v, fmt.Errorf("querying old value for OldBuffer: %w", err)
	}
	return oldValue.Buffer, nil
}

// ClearBuffer clears the value of buffer.
func (m *UserMutation) ClearBuffer() {
	m.buffer = nil
	m.clearedFields[user.FieldBuffer] = struct{}{}
}

// BufferCleared returns if the field buffer was cleared in this mutation.
func (m *UserMutation) BufferCleared() bool {
	_, ok := m.clearedFields[user.FieldBuffer]
	return ok
}

// ResetBuffer reset all changes of the "buffer" field.
func (m *UserMutation) ResetBuffer() {
	m.buffer = nil
	delete(m.clearedFields, user.FieldBuffer)
}

// SetTitle sets the title field.
func (m *UserMutation) SetTitle(s string) {
	m.title = &s
}

// Title returns the title value in the mutation.
func (m *UserMutation) Title() (r string, exists bool) {
	v := m.title
	if v == nil {
		return
	}
	return *v, true
}

// OldTitle returns the old title value of the User.
// If the User object wasn't provided to the builder, the object is fetched
// from the database.
// An error is returned if the mutation operation is not UpdateOne, or database query fails.
func (m *UserMutation) OldTitle(ctx context.Context) (v string, err error) {
	if !m.op.Is(OpUpdateOne) {
		return v, fmt.Errorf("OldTitle is allowed only on UpdateOne operations")
	}
	if m.id == nil || m.oldValue == nil {
		return v, fmt.Errorf("OldTitle requires an ID field in the mutation")
	}
	oldValue, err := m.oldValue(ctx)
	if err != nil {
		return v, fmt.Errorf("querying old value for OldTitle: %w", err)
	}
	return oldValue.Title, nil
}

// ResetTitle reset all changes of the "title" field.
func (m *UserMutation) ResetTitle() {
	m.title = nil
}

// SetNewName sets the new_name field.
func (m *UserMutation) SetNewName(s string) {
	m.new_name = &s
}

// NewName returns the new_name value in the mutation.
func (m *UserMutation) NewName() (r string, exists bool) {
	v := m.new_name
	if v == nil {
		return
	}
	return *v, true
}

// OldNewName returns the old new_name value of the User.
// If the User object wasn't provided to the builder, the object is fetched
// from the database.
// An error is returned if the mutation operation is not UpdateOne, or database query fails.
func (m *UserMutation) OldNewName(ctx context.Context) (v string, err error) {
	if !m.op.Is(OpUpdateOne) {
		return v, fmt.Errorf("OldNewName is allowed only on UpdateOne operations")
	}
	if m.id == nil || m.oldValue == nil {
		return v, fmt.Errorf("OldNewName requires an ID field in the mutation")
	}
	oldValue, err := m.oldValue(ctx)
	if err != nil {
		return v, fmt.Errorf("querying old value for OldNewName: %w", err)
	}
	return oldValue.NewName, nil
}

// ClearNewName clears the value of new_name.
func (m *UserMutation) ClearNewName() {
	m.new_name = nil
	m.clearedFields[user.FieldNewName] = struct{}{}
}

// NewNameCleared returns if the field new_name was cleared in this mutation.
func (m *UserMutation) NewNameCleared() bool {
	_, ok := m.clearedFields[user.FieldNewName]
	return ok
}

// ResetNewName reset all changes of the "new_name" field.
func (m *UserMutation) ResetNewName() {
	m.new_name = nil
	delete(m.clearedFields, user.FieldNewName)
}

// SetBlob sets the blob field.
func (m *UserMutation) SetBlob(b []byte) {
	m.blob = &b
}

// Blob returns the blob value in the mutation.
func (m *UserMutation) Blob() (r []byte, exists bool) {
	v := m.blob
	if v == nil {
		return
	}
	return *v, true
}

// OldBlob returns the old blob value of the User.
// If the User object wasn't provided to the builder, the object is fetched
// from the database.
// An error is returned if the mutation operation is not UpdateOne, or database query fails.
func (m *UserMutation) OldBlob(ctx context.Context) (v []byte, err error) {
	if !m.op.Is(OpUpdateOne) {
		return v, fmt.Errorf("OldBlob is allowed only on UpdateOne operations")
	}
	if m.id == nil || m.oldValue == nil {
		return v, fmt.Errorf("OldBlob requires an ID field in the mutation")
	}
	oldValue, err := m.oldValue(ctx)
	if err != nil {
		return v, fmt.Errorf("querying old value for OldBlob: %w", err)
	}
	return oldValue.Blob, nil
}

// ClearBlob clears the value of blob.
func (m *UserMutation) ClearBlob() {
	m.blob = nil
	m.clearedFields[user.FieldBlob] = struct{}{}
}

// BlobCleared returns if the field blob was cleared in this mutation.
func (m *UserMutation) BlobCleared() bool {
	_, ok := m.clearedFields[user.FieldBlob]
	return ok
}

// ResetBlob reset all changes of the "blob" field.
func (m *UserMutation) ResetBlob() {
	m.blob = nil
	delete(m.clearedFields, user.FieldBlob)
}

// SetState sets the state field.
func (m *UserMutation) SetState(u user.State) {
	m.state = &u
}

// State returns the state value in the mutation.
func (m *UserMutation) State() (r user.State, exists bool) {
	v := m.state
	if v == nil {
		return
	}
	return *v, true
}

// OldState returns the old state value of the User.
// If the User object wasn't provided to the builder, the object is fetched
// from the database.
// An error is returned if the mutation operation is not UpdateOne, or database query fails.
func (m *UserMutation) OldState(ctx context.Context) (v user.State, err error) {
	if !m.op.Is(OpUpdateOne) {
		return v, fmt.Errorf("OldState is allowed only on UpdateOne operations")
	}
	if m.id == nil || m.oldValue == nil {
		return v, fmt.Errorf("OldState requires an ID field in the mutation")
	}
	oldValue, err := m.oldValue(ctx)
	if err != nil {
		return v, fmt.Errorf("querying old value for OldState: %w", err)
	}
	return oldValue.State, nil
}

// ClearState clears the value of state.
func (m *UserMutation) ClearState() {
	m.state = nil
	m.clearedFields[user.FieldState] = struct{}{}
}

// StateCleared returns if the field state was cleared in this mutation.
func (m *UserMutation) StateCleared() bool {
	_, ok := m.clearedFields[user.FieldState]
	return ok
}

// ResetState reset all changes of the "state" field.
func (m *UserMutation) ResetState() {
	m.state = nil
	delete(m.clearedFields, user.FieldState)
}

// SetStatus sets the status field.
func (m *UserMutation) SetStatus(u user.Status) {
	m.status = &u
}

// Status returns the status value in the mutation.
func (m *UserMutation) Status() (r user.Status, exists bool) {
	v := m.status
	if v == nil {
		return
	}
	return *v, true
}

// OldStatus returns the old status value of the User.
// If the User object wasn't provided to the builder, the object is fetched
// from the database.
// An error is returned if the mutation operation is not UpdateOne, or database query fails.
func (m *UserMutation) OldStatus(ctx context.Context) (v user.Status, err error) {
	if !m.op.Is(OpUpdateOne) {
		return v, fmt.Errorf("OldStatus is allowed only on UpdateOne operations")
	}
	if m.id == nil || m.oldValue == nil {
		return v, fmt.Errorf("OldStatus requires an ID field in the mutation")
	}
	oldValue, err := m.oldValue(ctx)
	if err != nil {
		return v, fmt.Errorf("querying old value for OldStatus: %w", err)
	}
	return oldValue.Status, nil
}

// ClearStatus clears the value of status.
func (m *UserMutation) ClearStatus() {
	m.status = nil
	m.clearedFields[user.FieldStatus] = struct{}{}
}

// StatusCleared returns if the field status was cleared in this mutation.
func (m *UserMutation) StatusCleared() bool {
	_, ok := m.clearedFields[user.FieldStatus]
	return ok
}

// ResetStatus reset all changes of the "status" field.
func (m *UserMutation) ResetStatus() {
	m.status = nil
	delete(m.clearedFields, user.FieldStatus)
}

// SetWorkplace sets the workplace field.
func (m *UserMutation) SetWorkplace(s string) {
	m.workplace = &s
}

// Workplace returns the workplace value in the mutation.
func (m *UserMutation) Workplace() (r string, exists bool) {
	v := m.workplace
	if v == nil {
		return
	}
	return *v, true
}

// OldWorkplace returns the old workplace value of the User.
// If the User object wasn't provided to the builder, the object is fetched
// from the database.
// An error is returned if the mutation operation is not UpdateOne, or database query fails.
func (m *UserMutation) OldWorkplace(ctx context.Context) (v string, err error) {
	if !m.op.Is(OpUpdateOne) {
		return v, fmt.Errorf("OldWorkplace is allowed only on UpdateOne operations")
	}
	if m.id == nil || m.oldValue == nil {
		return v, fmt.Errorf("OldWorkplace requires an ID field in the mutation")
	}
	oldValue, err := m.oldValue(ctx)
	if err != nil {
		return v, fmt.Errorf("querying old value for OldWorkplace: %w", err)
	}
	return oldValue.Workplace, nil
}

// ClearWorkplace clears the value of workplace.
func (m *UserMutation) ClearWorkplace() {
	m.workplace = nil
	m.clearedFields[user.FieldWorkplace] = struct{}{}
}

// WorkplaceCleared returns if the field workplace was cleared in this mutation.
func (m *UserMutation) WorkplaceCleared() bool {
	_, ok := m.clearedFields[user.FieldWorkplace]
	return ok
}

// ResetWorkplace reset all changes of the "workplace" field.
func (m *UserMutation) ResetWorkplace() {
	m.workplace = nil
	delete(m.clearedFields, user.FieldWorkplace)
}

// AddCarIDs adds the car edge to Car by ids.
func (m *UserMutation) AddCarIDs(ids ...int) {
	if m.car == nil {
		m.car = make(map[int]struct{})
	}
	for i := range ids {
		m.car[ids[i]] = struct{}{}
	}
}

// ClearCar clears the car edge to Car.
func (m *UserMutation) ClearCar() {
	m.clearedcar = true
}

// CarCleared returns if the edge car was cleared.
func (m *UserMutation) CarCleared() bool {
	return m.clearedcar
}

// RemoveCarIDs removes the car edge to Car by ids.
func (m *UserMutation) RemoveCarIDs(ids ...int) {
	if m.removedcar == nil {
		m.removedcar = make(map[int]struct{})
	}
	for i := range ids {
		m.removedcar[ids[i]] = struct{}{}
	}
}

// RemovedCar returns the removed ids of car.
func (m *UserMutation) RemovedCarIDs() (ids []int) {
	for id := range m.removedcar {
		ids = append(ids, id)
	}
	return
}

// CarIDs returns the car ids in the mutation.
func (m *UserMutation) CarIDs() (ids []int) {
	for id := range m.car {
		ids = append(ids, id)
	}
	return
}

// ResetCar reset all changes of the "car" edge.
func (m *UserMutation) ResetCar() {
	m.car = nil
	m.clearedcar = false
	m.removedcar = nil
}

// SetPetsID sets the pets edge to Pet by id.
func (m *UserMutation) SetPetsID(id int) {
	m.pets = &id
}

// ClearPets clears the pets edge to Pet.
func (m *UserMutation) ClearPets() {
	m.clearedpets = true
}

// PetsCleared returns if the edge pets was cleared.
func (m *UserMutation) PetsCleared() bool {
	return m.clearedpets
}

// PetsID returns the pets id in the mutation.
func (m *UserMutation) PetsID() (id int, exists bool) {
	if m.pets != nil {
		return *m.pets, true
	}
	return
}

// PetsIDs returns the pets ids in the mutation.
// Note that ids always returns len(ids) <= 1 for unique edges, and you should use
// PetsID instead. It exists only for internal usage by the builders.
func (m *UserMutation) PetsIDs() (ids []int) {
	if id := m.pets; id != nil {
		ids = append(ids, *id)
	}
	return
}

// ResetPets reset all changes of the "pets" edge.
func (m *UserMutation) ResetPets() {
	m.pets = nil
	m.clearedpets = false
}

// AddFriendIDs adds the friends edge to User by ids.
func (m *UserMutation) AddFriendIDs(ids ...int) {
	if m.friends == nil {
		m.friends = make(map[int]struct{})
	}
	for i := range ids {
		m.friends[ids[i]] = struct{}{}
	}
}

// ClearFriends clears the friends edge to User.
func (m *UserMutation) ClearFriends() {
	m.clearedfriends = true
}

// FriendsCleared returns if the edge friends was cleared.
func (m *UserMutation) FriendsCleared() bool {
	return m.clearedfriends
}

// RemoveFriendIDs removes the friends edge to User by ids.
func (m *UserMutation) RemoveFriendIDs(ids ...int) {
	if m.removedfriends == nil {
		m.removedfriends = make(map[int]struct{})
	}
	for i := range ids {
		m.removedfriends[ids[i]] = struct{}{}
	}
}

// RemovedFriends returns the removed ids of friends.
func (m *UserMutation) RemovedFriendsIDs() (ids []int) {
	for id := range m.removedfriends {
		ids = append(ids, id)
	}
	return
}

// FriendsIDs returns the friends ids in the mutation.
func (m *UserMutation) FriendsIDs() (ids []int) {
	for id := range m.friends {
		ids = append(ids, id)
	}
	return
}

// ResetFriends reset all changes of the "friends" edge.
func (m *UserMutation) ResetFriends() {
	m.friends = nil
	m.clearedfriends = false
	m.removedfriends = nil
}

// Op returns the operation name.
func (m *UserMutation) Op() Op {
	return m.op
}

// Type returns the node type of this mutation (User).
func (m *UserMutation) Type() string {
	return m.typ
}

// Fields returns all fields that were changed during
// this mutation. Note that, in order to get all numeric
// fields that were in/decremented, call AddedFields().
func (m *UserMutation) Fields() []string {
	fields := make([]string, 0, 13)
	if m.mixed_string != nil {
		fields = append(fields, user.FieldMixedString)
	}
	if m.mixed_enum != nil {
		fields = append(fields, user.FieldMixedEnum)
	}
	if m.age != nil {
		fields = append(fields, user.FieldAge)
	}
	if m.name != nil {
		fields = append(fields, user.FieldName)
	}
	if m.nickname != nil {
		fields = append(fields, user.FieldNickname)
	}
	if m.phone != nil {
		fields = append(fields, user.FieldPhone)
	}
	if m.buffer != nil {
		fields = append(fields, user.FieldBuffer)
	}
	if m.title != nil {
		fields = append(fields, user.FieldTitle)
	}
	if m.new_name != nil {
		fields = append(fields, user.FieldNewName)
	}
	if m.blob != nil {
		fields = append(fields, user.FieldBlob)
	}
	if m.state != nil {
		fields = append(fields, user.FieldState)
	}
	if m.status != nil {
		fields = append(fields, user.FieldStatus)
	}
	if m.workplace != nil {
		fields = append(fields, user.FieldWorkplace)
	}
	return fields
}

// Field returns the value of a field with the given name.
// The second boolean value indicates that this field was
// not set, or was not define in the schema.
func (m *UserMutation) Field(name string) (ent.Value, bool) {
	switch name {
	case user.FieldMixedString:
		return m.MixedString()
	case user.FieldMixedEnum:
		return m.MixedEnum()
	case user.FieldAge:
		return m.Age()
	case user.FieldName:
		return m.Name()
	case user.FieldNickname:
		return m.Nickname()
	case user.FieldPhone:
		return m.Phone()
	case user.FieldBuffer:
		return m.Buffer()
	case user.FieldTitle:
		return m.Title()
	case user.FieldNewName:
		return m.NewName()
	case user.FieldBlob:
		return m.Blob()
	case user.FieldState:
		return m.State()
	case user.FieldStatus:
		return m.Status()
	case user.FieldWorkplace:
		return m.Workplace()
	}
	return nil, false
}

// OldField returns the old value of the field from the database.
// An error is returned if the mutation operation is not UpdateOne,
// or the query to the database was failed.
func (m *UserMutation) OldField(ctx context.Context, name string) (ent.Value, error) {
	switch name {
	case user.FieldMixedString:
		return m.OldMixedString(ctx)
	case user.FieldMixedEnum:
		return m.OldMixedEnum(ctx)
	case user.FieldAge:
		return m.OldAge(ctx)
	case user.FieldName:
		return m.OldName(ctx)
	case user.FieldNickname:
		return m.OldNickname(ctx)
	case user.FieldPhone:
		return m.OldPhone(ctx)
	case user.FieldBuffer:
		return m.OldBuffer(ctx)
	case user.FieldTitle:
		return m.OldTitle(ctx)
	case user.FieldNewName:
		return m.OldNewName(ctx)
	case user.FieldBlob:
		return m.OldBlob(ctx)
	case user.FieldState:
		return m.OldState(ctx)
	case user.FieldStatus:
		return m.OldStatus(ctx)
	case user.FieldWorkplace:
		return m.OldWorkplace(ctx)
	}
	return nil, fmt.Errorf("unknown User field %s", name)
}

// SetField sets the value for the given name. It returns an
// error if the field is not defined in the schema, or if the
// type mismatch the field type.
func (m *UserMutation) SetField(name string, value ent.Value) error {
	switch name {
	case user.FieldMixedString:
		v, ok := value.(string)
		if !ok {
			return fmt.Errorf("unexpected type %T for field %s", value, name)
		}
		m.SetMixedString(v)
		return nil
	case user.FieldMixedEnum:
		v, ok := value.(user.MixedEnum)
		if !ok {
			return fmt.Errorf("unexpected type %T for field %s", value, name)
		}
		m.SetMixedEnum(v)
		return nil
	case user.FieldAge:
		v, ok := value.(int)
		if !ok {
			return fmt.Errorf("unexpected type %T for field %s", value, name)
		}
		m.SetAge(v)
		return nil
	case user.FieldName:
		v, ok := value.(string)
		if !ok {
			return fmt.Errorf("unexpected type %T for field %s", value, name)
		}
		m.SetName(v)
		return nil
	case user.FieldNickname:
		v, ok := value.(string)
		if !ok {
			return fmt.Errorf("unexpected type %T for field %s", value, name)
		}
		m.SetNickname(v)
		return nil
	case user.FieldPhone:
		v, ok := value.(string)
		if !ok {
			return fmt.Errorf("unexpected type %T for field %s", value, name)
		}
		m.SetPhone(v)
		return nil
	case user.FieldBuffer:
		v, ok := value.([]byte)
		if !ok {
			return fmt.Errorf("unexpected type %T for field %s", value, name)
		}
		m.SetBuffer(v)
		return nil
	case user.FieldTitle:
		v, ok := value.(string)
		if !ok {
			return fmt.Errorf("unexpected type %T for field %s", value, name)
		}
		m.SetTitle(v)
		return nil
	case user.FieldNewName:
		v, ok := value.(string)
		if !ok {
			return fmt.Errorf("unexpected type %T for field %s", value, name)
		}
		m.SetNewName(v)
		return nil
	case user.FieldBlob:
		v, ok := value.([]byte)
		if !ok {
			return fmt.Errorf("unexpected type %T for field %s", value, name)
		}
		m.SetBlob(v)
		return nil
	case user.FieldState:
		v, ok := value.(user.State)
		if !ok {
			return fmt.Errorf("unexpected type %T for field %s", value, name)
		}
		m.SetState(v)
		return nil
	case user.FieldStatus:
		v, ok := value.(user.Status)
		if !ok {
			return fmt.Errorf("unexpected type %T for field %s", value, name)
		}
		m.SetStatus(v)
		return nil
	case user.FieldWorkplace:
		v, ok := value.(string)
		if !ok {
			return fmt.Errorf("unexpected type %T for field %s", value, name)
		}
		m.SetWorkplace(v)
		return nil
	}
	return fmt.Errorf("unknown User field %s", name)
}

// AddedFields returns all numeric fields that were incremented
// or decremented during this mutation.
func (m *UserMutation) AddedFields() []string {
	var fields []string
	if m.addage != nil {
		fields = append(fields, user.FieldAge)
	}
	return fields
}

// AddedField returns the numeric value that was in/decremented
// from a field with the given name. The second value indicates
// that this field was not set, or was not define in the schema.
func (m *UserMutation) AddedField(name string) (ent.Value, bool) {
	switch name {
	case user.FieldAge:
		return m.AddedAge()
	}
	return nil, false
}

// AddField adds the value for the given name. It returns an
// error if the field is not defined in the schema, or if the
// type mismatch the field type.
func (m *UserMutation) AddField(name string, value ent.Value) error {
	switch name {
	case user.FieldAge:
		v, ok := value.(int)
		if !ok {
			return fmt.Errorf("unexpected type %T for field %s", value, name)
		}
		m.AddAge(v)
		return nil
	}
	return fmt.Errorf("unknown User numeric field %s", name)
}

// ClearedFields returns all nullable fields that were cleared
// during this mutation.
func (m *UserMutation) ClearedFields() []string {
	var fields []string
	if m.FieldCleared(user.FieldBuffer) {
		fields = append(fields, user.FieldBuffer)
	}
	if m.FieldCleared(user.FieldNewName) {
		fields = append(fields, user.FieldNewName)
	}
	if m.FieldCleared(user.FieldBlob) {
		fields = append(fields, user.FieldBlob)
	}
	if m.FieldCleared(user.FieldState) {
		fields = append(fields, user.FieldState)
	}
	if m.FieldCleared(user.FieldStatus) {
		fields = append(fields, user.FieldStatus)
	}
	if m.FieldCleared(user.FieldWorkplace) {
		fields = append(fields, user.FieldWorkplace)
	}
	return fields
}

// FieldCleared returns a boolean indicates if this field was
// cleared in this mutation.
func (m *UserMutation) FieldCleared(name string) bool {
	_, ok := m.clearedFields[name]
	return ok
}

// ClearField clears the value for the given name. It returns an
// error if the field is not defined in the schema.
func (m *UserMutation) ClearField(name string) error {
	switch name {
	case user.FieldBuffer:
		m.ClearBuffer()
		return nil
	case user.FieldNewName:
		m.ClearNewName()
		return nil
	case user.FieldBlob:
		m.ClearBlob()
		return nil
	case user.FieldState:
		m.ClearState()
		return nil
	case user.FieldStatus:
		m.ClearStatus()
		return nil
	case user.FieldWorkplace:
		m.ClearWorkplace()
		return nil
	}
	return fmt.Errorf("unknown User nullable field %s", name)
}

// ResetField resets all changes in the mutation regarding the
// given field name. It returns an error if the field is not
// defined in the schema.
func (m *UserMutation) ResetField(name string) error {
	switch name {
	case user.FieldMixedString:
		m.ResetMixedString()
		return nil
	case user.FieldMixedEnum:
		m.ResetMixedEnum()
		return nil
	case user.FieldAge:
		m.ResetAge()
		return nil
	case user.FieldName:
		m.ResetName()
		return nil
	case user.FieldNickname:
		m.ResetNickname()
		return nil
	case user.FieldPhone:
		m.ResetPhone()
		return nil
	case user.FieldBuffer:
		m.ResetBuffer()
		return nil
	case user.FieldTitle:
		m.ResetTitle()
		return nil
	case user.FieldNewName:
		m.ResetNewName()
		return nil
	case user.FieldBlob:
		m.ResetBlob()
		return nil
	case user.FieldState:
		m.ResetState()
		return nil
	case user.FieldStatus:
		m.ResetStatus()
		return nil
	case user.FieldWorkplace:
		m.ResetWorkplace()
		return nil
	}
	return fmt.Errorf("unknown User field %s", name)
}

// AddedEdges returns all edge names that were set/added in this
// mutation.
func (m *UserMutation) AddedEdges() []string {
	edges := make([]string, 0, 3)
	if m.car != nil {
		edges = append(edges, user.EdgeCar)
	}
	if m.pets != nil {
		edges = append(edges, user.EdgePets)
	}
	if m.friends != nil {
		edges = append(edges, user.EdgeFriends)
	}
	return edges
}

// AddedIDs returns all ids (to other nodes) that were added for
// the given edge name.
func (m *UserMutation) AddedIDs(name string) []ent.Value {
	switch name {
	case user.EdgeCar:
		ids := make([]ent.Value, 0, len(m.car))
		for id := range m.car {
			ids = append(ids, id)
		}
		return ids
	case user.EdgePets:
		if id := m.pets; id != nil {
			return []ent.Value{*id}
		}
	case user.EdgeFriends:
		ids := make([]ent.Value, 0, len(m.friends))
		for id := range m.friends {
			ids = append(ids, id)
		}
		return ids
	}
	return nil
}

// RemovedEdges returns all edge names that were removed in this
// mutation.
func (m *UserMutation) RemovedEdges() []string {
	edges := make([]string, 0, 3)
	if m.removedcar != nil {
		edges = append(edges, user.EdgeCar)
	}
	if m.removedfriends != nil {
		edges = append(edges, user.EdgeFriends)
	}
	return edges
}

// RemovedIDs returns all ids (to other nodes) that were removed for
// the given edge name.
func (m *UserMutation) RemovedIDs(name string) []ent.Value {
	switch name {
	case user.EdgeCar:
		ids := make([]ent.Value, 0, len(m.removedcar))
		for id := range m.removedcar {
			ids = append(ids, id)
		}
		return ids
	case user.EdgeFriends:
		ids := make([]ent.Value, 0, len(m.removedfriends))
		for id := range m.removedfriends {
			ids = append(ids, id)
		}
		return ids
	}
	return nil
}

// ClearedEdges returns all edge names that were cleared in this
// mutation.
func (m *UserMutation) ClearedEdges() []string {
	edges := make([]string, 0, 3)
	if m.clearedcar {
		edges = append(edges, user.EdgeCar)
	}
	if m.clearedpets {
		edges = append(edges, user.EdgePets)
	}
	if m.clearedfriends {
		edges = append(edges, user.EdgeFriends)
	}
	return edges
}

// EdgeCleared returns a boolean indicates if this edge was
// cleared in this mutation.
func (m *UserMutation) EdgeCleared(name string) bool {
	switch name {
	case user.EdgeCar:
		return m.clearedcar
	case user.EdgePets:
		return m.clearedpets
	case user.EdgeFriends:
		return m.clearedfriends
	}
	return false
}

// ClearEdge clears the value for the given name. It returns an
// error if the edge name is not defined in the schema.
func (m *UserMutation) ClearEdge(name string) error {
	switch name {
	case user.EdgePets:
		m.ClearPets()
		return nil
	}
	return fmt.Errorf("unknown User unique edge %s", name)
}

// ResetEdge resets all changes in the mutation regarding the
// given edge name. It returns an error if the edge is not
// defined in the schema.
func (m *UserMutation) ResetEdge(name string) error {
	switch name {
	case user.EdgeCar:
		m.ResetCar()
		return nil
	case user.EdgePets:
		m.ResetPets()
		return nil
	case user.EdgeFriends:
		m.ResetFriends()
		return nil
	}
	return fmt.Errorf("unknown User edge %s", name)
}