// Copyright (c) Facebook, Inc. and its affiliates. 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 ent

import (
	"context"

	"github.com/facebookincubator/ent/dialect/sql"
	"github.com/facebookincubator/ent/dialect/sql/sqlgraph"
	"github.com/facebookincubator/ent/entc/integration/ent/comment"
	"github.com/facebookincubator/ent/entc/integration/ent/predicate"
	"github.com/facebookincubator/ent/schema/field"
)

// CommentUpdate is the builder for updating Comment entities.
type CommentUpdate struct {
	config
	unique_int        *int
	addunique_int     *int
	unique_float      *float64
	addunique_float   *float64
	nillable_int      *int
	addnillable_int   *int
	clearnillable_int bool
	predicates        []predicate.Comment
}

// Where adds a new predicate for the builder.
func (cu *CommentUpdate) Where(ps ...predicate.Comment) *CommentUpdate {
	cu.predicates = append(cu.predicates, ps...)
	return cu
}

// SetUniqueInt sets the unique_int field.
func (cu *CommentUpdate) SetUniqueInt(i int) *CommentUpdate {
	cu.unique_int = &i
	cu.addunique_int = nil
	return cu
}

// AddUniqueInt adds i to unique_int.
func (cu *CommentUpdate) AddUniqueInt(i int) *CommentUpdate {
	if cu.addunique_int == nil {
		cu.addunique_int = &i
	} else {
		*cu.addunique_int += i
	}
	return cu
}

// SetUniqueFloat sets the unique_float field.
func (cu *CommentUpdate) SetUniqueFloat(f float64) *CommentUpdate {
	cu.unique_float = &f
	cu.addunique_float = nil
	return cu
}

// AddUniqueFloat adds f to unique_float.
func (cu *CommentUpdate) AddUniqueFloat(f float64) *CommentUpdate {
	if cu.addunique_float == nil {
		cu.addunique_float = &f
	} else {
		*cu.addunique_float += f
	}
	return cu
}

// SetNillableInt sets the nillable_int field.
func (cu *CommentUpdate) SetNillableInt(i int) *CommentUpdate {
	cu.nillable_int = &i
	cu.addnillable_int = nil
	return cu
}

// SetNillableNillableInt sets the nillable_int field if the given value is not nil.
func (cu *CommentUpdate) SetNillableNillableInt(i *int) *CommentUpdate {
	if i != nil {
		cu.SetNillableInt(*i)
	}
	return cu
}

// AddNillableInt adds i to nillable_int.
func (cu *CommentUpdate) AddNillableInt(i int) *CommentUpdate {
	if cu.addnillable_int == nil {
		cu.addnillable_int = &i
	} else {
		*cu.addnillable_int += i
	}
	return cu
}

// ClearNillableInt clears the value of nillable_int.
func (cu *CommentUpdate) ClearNillableInt() *CommentUpdate {
	cu.nillable_int = nil
	cu.clearnillable_int = true
	return cu
}

// Save executes the query and returns the number of rows/vertices matched by this operation.
func (cu *CommentUpdate) Save(ctx context.Context) (int, error) {
	return cu.sqlSave(ctx)
}

// SaveX is like Save, but panics if an error occurs.
func (cu *CommentUpdate) SaveX(ctx context.Context) int {
	affected, err := cu.Save(ctx)
	if err != nil {
		panic(err)
	}
	return affected
}

// Exec executes the query.
func (cu *CommentUpdate) Exec(ctx context.Context) error {
	_, err := cu.Save(ctx)
	return err
}

// ExecX is like Exec, but panics if an error occurs.
func (cu *CommentUpdate) ExecX(ctx context.Context) {
	if err := cu.Exec(ctx); err != nil {
		panic(err)
	}
}

func (cu *CommentUpdate) sqlSave(ctx context.Context) (n int, err error) {
	_spec := &sqlgraph.UpdateSpec{
		Node: &sqlgraph.NodeSpec{
			Table:   comment.Table,
			Columns: comment.Columns,
			ID: &sqlgraph.FieldSpec{
				Type:   field.TypeString,
				Column: comment.FieldID,
			},
		},
	}
	if ps := cu.predicates; len(ps) > 0 {
		_spec.Predicate = func(selector *sql.Selector) {
			for i := range ps {
				ps[i](selector)
			}
		}
	}
	if value := cu.unique_int; value != nil {
		_spec.Fields.Set = append(_spec.Fields.Set, &sqlgraph.FieldSpec{
			Type:   field.TypeInt,
			Value:  *value,
			Column: comment.FieldUniqueInt,
		})
	}
	if value := cu.addunique_int; value != nil {
		_spec.Fields.Add = append(_spec.Fields.Add, &sqlgraph.FieldSpec{
			Type:   field.TypeInt,
			Value:  *value,
			Column: comment.FieldUniqueInt,
		})
	}
	if value := cu.unique_float; value != nil {
		_spec.Fields.Set = append(_spec.Fields.Set, &sqlgraph.FieldSpec{
			Type:   field.TypeFloat64,
			Value:  *value,
			Column: comment.FieldUniqueFloat,
		})
	}
	if value := cu.addunique_float; value != nil {
		_spec.Fields.Add = append(_spec.Fields.Add, &sqlgraph.FieldSpec{
			Type:   field.TypeFloat64,
			Value:  *value,
			Column: comment.FieldUniqueFloat,
		})
	}
	if value := cu.nillable_int; value != nil {
		_spec.Fields.Set = append(_spec.Fields.Set, &sqlgraph.FieldSpec{
			Type:   field.TypeInt,
			Value:  *value,
			Column: comment.FieldNillableInt,
		})
	}
	if value := cu.addnillable_int; value != nil {
		_spec.Fields.Add = append(_spec.Fields.Add, &sqlgraph.FieldSpec{
			Type:   field.TypeInt,
			Value:  *value,
			Column: comment.FieldNillableInt,
		})
	}
	if cu.clearnillable_int {
		_spec.Fields.Clear = append(_spec.Fields.Clear, &sqlgraph.FieldSpec{
			Type:   field.TypeInt,
			Column: comment.FieldNillableInt,
		})
	}
	if n, err = sqlgraph.UpdateNodes(ctx, cu.driver, _spec); err != nil {
		if _, ok := err.(*sqlgraph.NotFoundError); ok {
			err = &NotFoundError{comment.Label}
		} else if cerr, ok := isSQLConstraintError(err); ok {
			err = cerr
		}
		return 0, err
	}
	return n, nil
}

// CommentUpdateOne is the builder for updating a single Comment entity.
type CommentUpdateOne struct {
	config
	id                string
	unique_int        *int
	addunique_int     *int
	unique_float      *float64
	addunique_float   *float64
	nillable_int      *int
	addnillable_int   *int
	clearnillable_int bool
}

// SetUniqueInt sets the unique_int field.
func (cuo *CommentUpdateOne) SetUniqueInt(i int) *CommentUpdateOne {
	cuo.unique_int = &i
	cuo.addunique_int = nil
	return cuo
}

// AddUniqueInt adds i to unique_int.
func (cuo *CommentUpdateOne) AddUniqueInt(i int) *CommentUpdateOne {
	if cuo.addunique_int == nil {
		cuo.addunique_int = &i
	} else {
		*cuo.addunique_int += i
	}
	return cuo
}

// SetUniqueFloat sets the unique_float field.
func (cuo *CommentUpdateOne) SetUniqueFloat(f float64) *CommentUpdateOne {
	cuo.unique_float = &f
	cuo.addunique_float = nil
	return cuo
}

// AddUniqueFloat adds f to unique_float.
func (cuo *CommentUpdateOne) AddUniqueFloat(f float64) *CommentUpdateOne {
	if cuo.addunique_float == nil {
		cuo.addunique_float = &f
	} else {
		*cuo.addunique_float += f
	}
	return cuo
}

// SetNillableInt sets the nillable_int field.
func (cuo *CommentUpdateOne) SetNillableInt(i int) *CommentUpdateOne {
	cuo.nillable_int = &i
	cuo.addnillable_int = nil
	return cuo
}

// SetNillableNillableInt sets the nillable_int field if the given value is not nil.
func (cuo *CommentUpdateOne) SetNillableNillableInt(i *int) *CommentUpdateOne {
	if i != nil {
		cuo.SetNillableInt(*i)
	}
	return cuo
}

// AddNillableInt adds i to nillable_int.
func (cuo *CommentUpdateOne) AddNillableInt(i int) *CommentUpdateOne {
	if cuo.addnillable_int == nil {
		cuo.addnillable_int = &i
	} else {
		*cuo.addnillable_int += i
	}
	return cuo
}

// ClearNillableInt clears the value of nillable_int.
func (cuo *CommentUpdateOne) ClearNillableInt() *CommentUpdateOne {
	cuo.nillable_int = nil
	cuo.clearnillable_int = true
	return cuo
}

// Save executes the query and returns the updated entity.
func (cuo *CommentUpdateOne) Save(ctx context.Context) (*Comment, error) {
	return cuo.sqlSave(ctx)
}

// SaveX is like Save, but panics if an error occurs.
func (cuo *CommentUpdateOne) SaveX(ctx context.Context) *Comment {
	c, err := cuo.Save(ctx)
	if err != nil {
		panic(err)
	}
	return c
}

// Exec executes the query on the entity.
func (cuo *CommentUpdateOne) Exec(ctx context.Context) error {
	_, err := cuo.Save(ctx)
	return err
}

// ExecX is like Exec, but panics if an error occurs.
func (cuo *CommentUpdateOne) ExecX(ctx context.Context) {
	if err := cuo.Exec(ctx); err != nil {
		panic(err)
	}
}

func (cuo *CommentUpdateOne) sqlSave(ctx context.Context) (c *Comment, err error) {
	_spec := &sqlgraph.UpdateSpec{
		Node: &sqlgraph.NodeSpec{
			Table:   comment.Table,
			Columns: comment.Columns,
			ID: &sqlgraph.FieldSpec{
				Value:  cuo.id,
				Type:   field.TypeString,
				Column: comment.FieldID,
			},
		},
	}
	if value := cuo.unique_int; value != nil {
		_spec.Fields.Set = append(_spec.Fields.Set, &sqlgraph.FieldSpec{
			Type:   field.TypeInt,
			Value:  *value,
			Column: comment.FieldUniqueInt,
		})
	}
	if value := cuo.addunique_int; value != nil {
		_spec.Fields.Add = append(_spec.Fields.Add, &sqlgraph.FieldSpec{
			Type:   field.TypeInt,
			Value:  *value,
			Column: comment.FieldUniqueInt,
		})
	}
	if value := cuo.unique_float; value != nil {
		_spec.Fields.Set = append(_spec.Fields.Set, &sqlgraph.FieldSpec{
			Type:   field.TypeFloat64,
			Value:  *value,
			Column: comment.FieldUniqueFloat,
		})
	}
	if value := cuo.addunique_float; value != nil {
		_spec.Fields.Add = append(_spec.Fields.Add, &sqlgraph.FieldSpec{
			Type:   field.TypeFloat64,
			Value:  *value,
			Column: comment.FieldUniqueFloat,
		})
	}
	if value := cuo.nillable_int; value != nil {
		_spec.Fields.Set = append(_spec.Fields.Set, &sqlgraph.FieldSpec{
			Type:   field.TypeInt,
			Value:  *value,
			Column: comment.FieldNillableInt,
		})
	}
	if value := cuo.addnillable_int; value != nil {
		_spec.Fields.Add = append(_spec.Fields.Add, &sqlgraph.FieldSpec{
			Type:   field.TypeInt,
			Value:  *value,
			Column: comment.FieldNillableInt,
		})
	}
	if cuo.clearnillable_int {
		_spec.Fields.Clear = append(_spec.Fields.Clear, &sqlgraph.FieldSpec{
			Type:   field.TypeInt,
			Column: comment.FieldNillableInt,
		})
	}
	c = &Comment{config: cuo.config}
	_spec.Assign = c.assignValues
	_spec.ScanValues = c.scanValues()
	if err = sqlgraph.UpdateNode(ctx, cuo.driver, _spec); err != nil {
		if _, ok := err.(*sqlgraph.NotFoundError); ok {
			err = &NotFoundError{comment.Label}
		} else if cerr, ok := isSQLConstraintError(err); ok {
			err = cerr
		}
		return nil, err
	}
	return c, nil
}