// 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 versioned

import (
	"context"
	"errors"
	"fmt"
	"sync"

	"entgo.io/ent/entc/integration/migrate/versioned/car"
	"entgo.io/ent/entc/integration/migrate/versioned/predicate"
	"entgo.io/ent/entc/integration/migrate/versioned/user"

	"entgo.io/ent"
)

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

	// Node types.
	TypeCar  = "Car"
	TypeUser = "User"
)

// CarMutation represents an operation that mutates the Car 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 management of the mutation configuration using functional options.
type carOption func(*CarMutation)

// newCarMutation creates new mutation for the Car entity.
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 = errors.New("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, errors.New("versioned: 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 only available
// if it was provided to the builder or after it was returned from the database.
func (m *CarMutation) ID() (id int, exists bool) {
	if m.id == nil {
		return
	}
	return *m.id, true
}

// IDs queries the database and returns the entity ids that match the mutation's predicate.
// That means, if the mutation is applied within a transaction with an isolation level such
// as sql.LevelSerializable, the returned ids match the ids of the rows that will be updated
// or updated by the mutation.
func (m *CarMutation) IDs(ctx context.Context) ([]int, error) {
	switch {
	case m.op.Is(OpUpdateOne | OpDeleteOne):
		id, exists := m.ID()
		if exists {
			return []int{id}, nil
		}
		fallthrough
	case m.op.Is(OpUpdate | OpDelete):
		return m.Client().Car.Query().Where(m.predicates...).IDs(ctx)
	default:
		return nil, fmt.Errorf("IDs is not allowed on %s operations", m.op)
	}
}

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

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

// OwnerCleared reports if the "owner" edge to the User entity was cleared.
func (m *CarMutation) OwnerCleared() bool {
	return m.clearedowner
}

// OwnerID returns the "owner" edge 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" edge 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 resets all changes to the "owner" edge.
func (m *CarMutation) ResetOwner() {
	m.owner = nil
	m.clearedowner = false
}

// Where appends a list predicates to the CarMutation builder.
func (m *CarMutation) Where(ps ...predicate.Car) {
	m.predicates = append(m.predicates, ps...)
}

// 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 incremented/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
// return value indicates that this field was not set, or was not defined 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 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 of a field with the given name. It returns an error if
// the field is not defined in the schema, or if the type mismatched 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/decremented during
// this mutation.
func (m *CarMutation) AddedFields() []string {
	return nil
}

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

// AddField adds the value to the field with the given name. It returns an error if
// the field is not defined in the schema, or if the type mismatched 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 indicating if a field with the given name was
// cleared in this mutation.
func (m *CarMutation) FieldCleared(name string) bool {
	_, ok := m.clearedFields[name]
	return ok
}

// ClearField clears the value of the field with 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 for the field with the given 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 in this mutation.
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 edge with
// the given name in this mutation.
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 which indicates if the edge with the given name
// 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 of the edge with the given name. It returns an error
// if that edge 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 to the edge with the given name in this mutation.
// 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)
}

// UserMutation represents an operation that mutates the User nodes in the graph.
type UserMutation struct {
	config
	op              Op
	typ             string
	id              *int
	age             *int32
	addage          *int32
	name            *string
	description     *string
	nickname        *string
	address         *string
	renamed         *string
	blob            *[]byte
	state           *user.State
	status          *string
	workplace       *string
	clearedFields   map[string]struct{}
	parent          *int
	clearedparent   bool
	children        map[int]struct{}
	removedchildren map[int]struct{}
	clearedchildren bool
	spouse          *int
	clearedspouse   bool
	car             *int
	clearedcar      bool
	done            bool
	oldValue        func(context.Context) (*User, error)
	predicates      []predicate.User
}

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

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

// newUserMutation creates new mutation for the User entity.
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 = errors.New("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, errors.New("versioned: 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 only accepted on creation of User entities.
func (m *UserMutation) SetID(id int) {
	m.id = &id
}

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

// IDs queries the database and returns the entity ids that match the mutation's predicate.
// That means, if the mutation is applied within a transaction with an isolation level such
// as sql.LevelSerializable, the returned ids match the ids of the rows that will be updated
// or updated by the mutation.
func (m *UserMutation) IDs(ctx context.Context) ([]int, error) {
	switch {
	case m.op.Is(OpUpdateOne | OpDeleteOne):
		id, exists := m.ID()
		if exists {
			return []int{id}, nil
		}
		fallthrough
	case m.op.Is(OpUpdate | OpDelete):
		return m.Client().User.Query().Where(m.predicates...).IDs(ctx)
	default:
		return nil, fmt.Errorf("IDs is not allowed on %s operations", m.op)
	}
}

// SetAge sets the "age" field.
func (m *UserMutation) SetAge(i int32) {
	m.age = &i
	m.addage = nil
}

// Age returns the value of the "age" field in the mutation.
func (m *UserMutation) Age() (r int32, exists bool) {
	v := m.age
	if v == nil {
		return
	}
	return *v, true
}

// OldAge returns the old "age" field's value of the User entity.
// 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 the database query fails.
func (m *UserMutation) OldAge(ctx context.Context) (v int32, err error) {
	if !m.op.Is(OpUpdateOne) {
		return v, errors.New("OldAge is only allowed on UpdateOne operations")
	}
	if m.id == nil || m.oldValue == nil {
		return v, errors.New("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 the "age" field.
func (m *UserMutation) AddAge(i int32) {
	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 int32, exists bool) {
	v := m.addage
	if v == nil {
		return
	}
	return *v, true
}

// ResetAge resets all changes to 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 value of the "name" field 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" field's value of the User entity.
// 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 the database query fails.
func (m *UserMutation) OldName(ctx context.Context) (v string, err error) {
	if !m.op.Is(OpUpdateOne) {
		return v, errors.New("OldName is only allowed on UpdateOne operations")
	}
	if m.id == nil || m.oldValue == nil {
		return v, errors.New("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 resets all changes to the "name" field.
func (m *UserMutation) ResetName() {
	m.name = nil
}

// SetDescription sets the "description" field.
func (m *UserMutation) SetDescription(s string) {
	m.description = &s
}

// Description returns the value of the "description" field in the mutation.
func (m *UserMutation) Description() (r string, exists bool) {
	v := m.description
	if v == nil {
		return
	}
	return *v, true
}

// OldDescription returns the old "description" field's value of the User entity.
// 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 the database query fails.
func (m *UserMutation) OldDescription(ctx context.Context) (v string, err error) {
	if !m.op.Is(OpUpdateOne) {
		return v, errors.New("OldDescription is only allowed on UpdateOne operations")
	}
	if m.id == nil || m.oldValue == nil {
		return v, errors.New("OldDescription requires an ID field in the mutation")
	}
	oldValue, err := m.oldValue(ctx)
	if err != nil {
		return v, fmt.Errorf("querying old value for OldDescription: %w", err)
	}
	return oldValue.Description, nil
}

// ClearDescription clears the value of the "description" field.
func (m *UserMutation) ClearDescription() {
	m.description = nil
	m.clearedFields[user.FieldDescription] = struct{}{}
}

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

// ResetDescription resets all changes to the "description" field.
func (m *UserMutation) ResetDescription() {
	m.description = nil
	delete(m.clearedFields, user.FieldDescription)
}

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

// Nickname returns the value of the "nickname" field 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" field's value of the User entity.
// 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 the database query fails.
func (m *UserMutation) OldNickname(ctx context.Context) (v string, err error) {
	if !m.op.Is(OpUpdateOne) {
		return v, errors.New("OldNickname is only allowed on UpdateOne operations")
	}
	if m.id == nil || m.oldValue == nil {
		return v, errors.New("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 resets all changes to the "nickname" field.
func (m *UserMutation) ResetNickname() {
	m.nickname = nil
}

// SetAddress sets the "address" field.
func (m *UserMutation) SetAddress(s string) {
	m.address = &s
}

// Address returns the value of the "address" field in the mutation.
func (m *UserMutation) Address() (r string, exists bool) {
	v := m.address
	if v == nil {
		return
	}
	return *v, true
}

// OldAddress returns the old "address" field's value of the User entity.
// 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 the database query fails.
func (m *UserMutation) OldAddress(ctx context.Context) (v string, err error) {
	if !m.op.Is(OpUpdateOne) {
		return v, errors.New("OldAddress is only allowed on UpdateOne operations")
	}
	if m.id == nil || m.oldValue == nil {
		return v, errors.New("OldAddress requires an ID field in the mutation")
	}
	oldValue, err := m.oldValue(ctx)
	if err != nil {
		return v, fmt.Errorf("querying old value for OldAddress: %w", err)
	}
	return oldValue.Address, nil
}

// ClearAddress clears the value of the "address" field.
func (m *UserMutation) ClearAddress() {
	m.address = nil
	m.clearedFields[user.FieldAddress] = struct{}{}
}

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

// ResetAddress resets all changes to the "address" field.
func (m *UserMutation) ResetAddress() {
	m.address = nil
	delete(m.clearedFields, user.FieldAddress)
}

// SetRenamed sets the "renamed" field.
func (m *UserMutation) SetRenamed(s string) {
	m.renamed = &s
}

// Renamed returns the value of the "renamed" field in the mutation.
func (m *UserMutation) Renamed() (r string, exists bool) {
	v := m.renamed
	if v == nil {
		return
	}
	return *v, true
}

// OldRenamed returns the old "renamed" field's value of the User entity.
// 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 the database query fails.
func (m *UserMutation) OldRenamed(ctx context.Context) (v string, err error) {
	if !m.op.Is(OpUpdateOne) {
		return v, errors.New("OldRenamed is only allowed on UpdateOne operations")
	}
	if m.id == nil || m.oldValue == nil {
		return v, errors.New("OldRenamed requires an ID field in the mutation")
	}
	oldValue, err := m.oldValue(ctx)
	if err != nil {
		return v, fmt.Errorf("querying old value for OldRenamed: %w", err)
	}
	return oldValue.Renamed, nil
}

// ClearRenamed clears the value of the "renamed" field.
func (m *UserMutation) ClearRenamed() {
	m.renamed = nil
	m.clearedFields[user.FieldRenamed] = struct{}{}
}

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

// ResetRenamed resets all changes to the "renamed" field.
func (m *UserMutation) ResetRenamed() {
	m.renamed = nil
	delete(m.clearedFields, user.FieldRenamed)
}

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

// Blob returns the value of the "blob" field 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" field's value of the User entity.
// 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 the database query fails.
func (m *UserMutation) OldBlob(ctx context.Context) (v []byte, err error) {
	if !m.op.Is(OpUpdateOne) {
		return v, errors.New("OldBlob is only allowed on UpdateOne operations")
	}
	if m.id == nil || m.oldValue == nil {
		return v, errors.New("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 the "blob" field.
func (m *UserMutation) ClearBlob() {
	m.blob = nil
	m.clearedFields[user.FieldBlob] = struct{}{}
}

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

// ResetBlob resets all changes to 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 value of the "state" field 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" field's value of the User entity.
// 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 the database query fails.
func (m *UserMutation) OldState(ctx context.Context) (v user.State, err error) {
	if !m.op.Is(OpUpdateOne) {
		return v, errors.New("OldState is only allowed on UpdateOne operations")
	}
	if m.id == nil || m.oldValue == nil {
		return v, errors.New("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 the "state" field.
func (m *UserMutation) ClearState() {
	m.state = nil
	m.clearedFields[user.FieldState] = struct{}{}
}

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

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

// SetStatus sets the "status" field.
func (m *UserMutation) SetStatus(s string) {
	m.status = &s
}

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

// OldStatus returns the old "status" field's value of the User entity.
// 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 the database query fails.
func (m *UserMutation) OldStatus(ctx context.Context) (v string, err error) {
	if !m.op.Is(OpUpdateOne) {
		return v, errors.New("OldStatus is only allowed on UpdateOne operations")
	}
	if m.id == nil || m.oldValue == nil {
		return v, errors.New("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 the "status" field.
func (m *UserMutation) ClearStatus() {
	m.status = nil
	m.clearedFields[user.FieldStatus] = struct{}{}
}

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

// ResetStatus resets all changes to 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 value of the "workplace" field 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" field's value of the User entity.
// 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 the database query fails.
func (m *UserMutation) OldWorkplace(ctx context.Context) (v string, err error) {
	if !m.op.Is(OpUpdateOne) {
		return v, errors.New("OldWorkplace is only allowed on UpdateOne operations")
	}
	if m.id == nil || m.oldValue == nil {
		return v, errors.New("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 the "workplace" field.
func (m *UserMutation) ClearWorkplace() {
	m.workplace = nil
	m.clearedFields[user.FieldWorkplace] = struct{}{}
}

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

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

// SetParentID sets the "parent" edge to the User entity by id.
func (m *UserMutation) SetParentID(id int) {
	m.parent = &id
}

// ClearParent clears the "parent" edge to the User entity.
func (m *UserMutation) ClearParent() {
	m.clearedparent = true
}

// ParentCleared reports if the "parent" edge to the User entity was cleared.
func (m *UserMutation) ParentCleared() bool {
	return m.clearedparent
}

// ParentID returns the "parent" edge ID in the mutation.
func (m *UserMutation) ParentID() (id int, exists bool) {
	if m.parent != nil {
		return *m.parent, true
	}
	return
}

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

// ResetParent resets all changes to the "parent" edge.
func (m *UserMutation) ResetParent() {
	m.parent = nil
	m.clearedparent = false
}

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

// ClearChildren clears the "children" edge to the User entity.
func (m *UserMutation) ClearChildren() {
	m.clearedchildren = true
}

// ChildrenCleared reports if the "children" edge to the User entity was cleared.
func (m *UserMutation) ChildrenCleared() bool {
	return m.clearedchildren
}

// RemoveChildIDs removes the "children" edge to the User entity by IDs.
func (m *UserMutation) RemoveChildIDs(ids ...int) {
	if m.removedchildren == nil {
		m.removedchildren = make(map[int]struct{})
	}
	for i := range ids {
		delete(m.children, ids[i])
		m.removedchildren[ids[i]] = struct{}{}
	}
}

// RemovedChildren returns the removed IDs of the "children" edge to the User entity.
func (m *UserMutation) RemovedChildrenIDs() (ids []int) {
	for id := range m.removedchildren {
		ids = append(ids, id)
	}
	return
}

// ChildrenIDs returns the "children" edge IDs in the mutation.
func (m *UserMutation) ChildrenIDs() (ids []int) {
	for id := range m.children {
		ids = append(ids, id)
	}
	return
}

// ResetChildren resets all changes to the "children" edge.
func (m *UserMutation) ResetChildren() {
	m.children = nil
	m.clearedchildren = false
	m.removedchildren = nil
}

// SetSpouseID sets the "spouse" edge to the User entity by id.
func (m *UserMutation) SetSpouseID(id int) {
	m.spouse = &id
}

// ClearSpouse clears the "spouse" edge to the User entity.
func (m *UserMutation) ClearSpouse() {
	m.clearedspouse = true
}

// SpouseCleared reports if the "spouse" edge to the User entity was cleared.
func (m *UserMutation) SpouseCleared() bool {
	return m.clearedspouse
}

// SpouseID returns the "spouse" edge ID in the mutation.
func (m *UserMutation) SpouseID() (id int, exists bool) {
	if m.spouse != nil {
		return *m.spouse, true
	}
	return
}

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

// ResetSpouse resets all changes to the "spouse" edge.
func (m *UserMutation) ResetSpouse() {
	m.spouse = nil
	m.clearedspouse = false
}

// SetCarID sets the "car" edge to the Car entity by id.
func (m *UserMutation) SetCarID(id int) {
	m.car = &id
}

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

// CarCleared reports if the "car" edge to the Car entity was cleared.
func (m *UserMutation) CarCleared() bool {
	return m.clearedcar
}

// CarID returns the "car" edge ID in the mutation.
func (m *UserMutation) CarID() (id int, exists bool) {
	if m.car != nil {
		return *m.car, true
	}
	return
}

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

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

// Where appends a list predicates to the UserMutation builder.
func (m *UserMutation) Where(ps ...predicate.User) {
	m.predicates = append(m.predicates, ps...)
}

// 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 incremented/decremented, call
// AddedFields().
func (m *UserMutation) Fields() []string {
	fields := make([]string, 0, 10)
	if m.age != nil {
		fields = append(fields, user.FieldAge)
	}
	if m.name != nil {
		fields = append(fields, user.FieldName)
	}
	if m.description != nil {
		fields = append(fields, user.FieldDescription)
	}
	if m.nickname != nil {
		fields = append(fields, user.FieldNickname)
	}
	if m.address != nil {
		fields = append(fields, user.FieldAddress)
	}
	if m.renamed != nil {
		fields = append(fields, user.FieldRenamed)
	}
	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
// return value indicates that this field was not set, or was not defined in the
// schema.
func (m *UserMutation) Field(name string) (ent.Value, bool) {
	switch name {
	case user.FieldAge:
		return m.Age()
	case user.FieldName:
		return m.Name()
	case user.FieldDescription:
		return m.Description()
	case user.FieldNickname:
		return m.Nickname()
	case user.FieldAddress:
		return m.Address()
	case user.FieldRenamed:
		return m.Renamed()
	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 failed.
func (m *UserMutation) OldField(ctx context.Context, name string) (ent.Value, error) {
	switch name {
	case user.FieldAge:
		return m.OldAge(ctx)
	case user.FieldName:
		return m.OldName(ctx)
	case user.FieldDescription:
		return m.OldDescription(ctx)
	case user.FieldNickname:
		return m.OldNickname(ctx)
	case user.FieldAddress:
		return m.OldAddress(ctx)
	case user.FieldRenamed:
		return m.OldRenamed(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 of a field with the given name. It returns an error if
// the field is not defined in the schema, or if the type mismatched the field
// type.
func (m *UserMutation) SetField(name string, value ent.Value) error {
	switch name {
	case user.FieldAge:
		v, ok := value.(int32)
		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.FieldDescription:
		v, ok := value.(string)
		if !ok {
			return fmt.Errorf("unexpected type %T for field %s", value, name)
		}
		m.SetDescription(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.FieldAddress:
		v, ok := value.(string)
		if !ok {
			return fmt.Errorf("unexpected type %T for field %s", value, name)
		}
		m.SetAddress(v)
		return nil
	case user.FieldRenamed:
		v, ok := value.(string)
		if !ok {
			return fmt.Errorf("unexpected type %T for field %s", value, name)
		}
		m.SetRenamed(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.(string)
		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/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 incremented/decremented on a field
// with the given name. The second boolean return value indicates that this field
// was not set, or was not defined 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 to the field with the given name. It returns an error if
// the field is not defined in the schema, or if the type mismatched the field
// type.
func (m *UserMutation) AddField(name string, value ent.Value) error {
	switch name {
	case user.FieldAge:
		v, ok := value.(int32)
		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.FieldDescription) {
		fields = append(fields, user.FieldDescription)
	}
	if m.FieldCleared(user.FieldAddress) {
		fields = append(fields, user.FieldAddress)
	}
	if m.FieldCleared(user.FieldRenamed) {
		fields = append(fields, user.FieldRenamed)
	}
	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 indicating if a field with the given name was
// cleared in this mutation.
func (m *UserMutation) FieldCleared(name string) bool {
	_, ok := m.clearedFields[name]
	return ok
}

// ClearField clears the value of the field with 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.FieldDescription:
		m.ClearDescription()
		return nil
	case user.FieldAddress:
		m.ClearAddress()
		return nil
	case user.FieldRenamed:
		m.ClearRenamed()
		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 for the field with the given 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.FieldAge:
		m.ResetAge()
		return nil
	case user.FieldName:
		m.ResetName()
		return nil
	case user.FieldDescription:
		m.ResetDescription()
		return nil
	case user.FieldNickname:
		m.ResetNickname()
		return nil
	case user.FieldAddress:
		m.ResetAddress()
		return nil
	case user.FieldRenamed:
		m.ResetRenamed()
		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, 4)
	if m.parent != nil {
		edges = append(edges, user.EdgeParent)
	}
	if m.children != nil {
		edges = append(edges, user.EdgeChildren)
	}
	if m.spouse != nil {
		edges = append(edges, user.EdgeSpouse)
	}
	if m.car != nil {
		edges = append(edges, user.EdgeCar)
	}
	return edges
}

// AddedIDs returns all IDs (to other nodes) that were added for the given edge
// name in this mutation.
func (m *UserMutation) AddedIDs(name string) []ent.Value {
	switch name {
	case user.EdgeParent:
		if id := m.parent; id != nil {
			return []ent.Value{*id}
		}
	case user.EdgeChildren:
		ids := make([]ent.Value, 0, len(m.children))
		for id := range m.children {
			ids = append(ids, id)
		}
		return ids
	case user.EdgeSpouse:
		if id := m.spouse; id != nil {
			return []ent.Value{*id}
		}
	case user.EdgeCar:
		if id := m.car; id != nil {
			return []ent.Value{*id}
		}
	}
	return nil
}

// RemovedEdges returns all edge names that were removed in this mutation.
func (m *UserMutation) RemovedEdges() []string {
	edges := make([]string, 0, 4)
	if m.removedchildren != nil {
		edges = append(edges, user.EdgeChildren)
	}
	return edges
}

// RemovedIDs returns all IDs (to other nodes) that were removed for the edge with
// the given name in this mutation.
func (m *UserMutation) RemovedIDs(name string) []ent.Value {
	switch name {
	case user.EdgeChildren:
		ids := make([]ent.Value, 0, len(m.removedchildren))
		for id := range m.removedchildren {
			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, 4)
	if m.clearedparent {
		edges = append(edges, user.EdgeParent)
	}
	if m.clearedchildren {
		edges = append(edges, user.EdgeChildren)
	}
	if m.clearedspouse {
		edges = append(edges, user.EdgeSpouse)
	}
	if m.clearedcar {
		edges = append(edges, user.EdgeCar)
	}
	return edges
}

// EdgeCleared returns a boolean which indicates if the edge with the given name
// was cleared in this mutation.
func (m *UserMutation) EdgeCleared(name string) bool {
	switch name {
	case user.EdgeParent:
		return m.clearedparent
	case user.EdgeChildren:
		return m.clearedchildren
	case user.EdgeSpouse:
		return m.clearedspouse
	case user.EdgeCar:
		return m.clearedcar
	}
	return false
}

// ClearEdge clears the value of the edge with the given name. It returns an error
// if that edge is not defined in the schema.
func (m *UserMutation) ClearEdge(name string) error {
	switch name {
	case user.EdgeParent:
		m.ClearParent()
		return nil
	case user.EdgeSpouse:
		m.ClearSpouse()
		return nil
	case user.EdgeCar:
		m.ClearCar()
		return nil
	}
	return fmt.Errorf("unknown User unique edge %s", name)
}

// ResetEdge resets all changes to the edge with the given name in this mutation.
// It returns an error if the edge is not defined in the schema.
func (m *UserMutation) ResetEdge(name string) error {
	switch name {
	case user.EdgeParent:
		m.ResetParent()
		return nil
	case user.EdgeChildren:
		m.ResetChildren()
		return nil
	case user.EdgeSpouse:
		m.ResetSpouse()
		return nil
	case user.EdgeCar:
		m.ResetCar()
		return nil
	}
	return fmt.Errorf("unknown User edge %s", name)
}