project_update.go

// Copyright 2019-present Facebook
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//
// Code generated by entc, DO NOT EDIT.

package ent

import (
	"context"
	"errors"
	"fmt"

	"entgo.io/contrib/entgql/internal/todo/ent/predicate"
	"entgo.io/contrib/entgql/internal/todo/ent/project"
	"entgo.io/contrib/entgql/internal/todo/ent/todo"
	"entgo.io/ent/dialect/sql"
	"entgo.io/ent/dialect/sql/sqlgraph"
	"entgo.io/ent/schema/field"
)

// ProjectUpdate is the builder for updating Project entities.
type ProjectUpdate struct {
	config
	hooks     []Hook
	mutation  *ProjectMutation
	modifiers []func(*sql.UpdateBuilder)
}

// Where appends a list predicates to the ProjectUpdate builder.
func (pu *ProjectUpdate) Where(ps ...predicate.Project) *ProjectUpdate {
	pu.mutation.Where(ps...)
	return pu
}

// AddTodoIDs adds the "todos" edge to the Todo entity by IDs.
func (pu *ProjectUpdate) AddTodoIDs(ids ...int) *ProjectUpdate {
	pu.mutation.AddTodoIDs(ids...)
	return pu
}

// AddTodos adds the "todos" edges to the Todo entity.
func (pu *ProjectUpdate) AddTodos(t ...*Todo) *ProjectUpdate {
	ids := make([]int, len(t))
	for i := range t {
		ids[i] = t[i].ID
	}
	return pu.AddTodoIDs(ids...)
}

// Mutation returns the ProjectMutation object of the builder.
func (pu *ProjectUpdate) Mutation() *ProjectMutation {
	return pu.mutation
}

// ClearTodos clears all "todos" edges to the Todo entity.
func (pu *ProjectUpdate) ClearTodos() *ProjectUpdate {
	pu.mutation.ClearTodos()
	return pu
}

// RemoveTodoIDs removes the "todos" edge to Todo entities by IDs.
func (pu *ProjectUpdate) RemoveTodoIDs(ids ...int) *ProjectUpdate {
	pu.mutation.RemoveTodoIDs(ids...)
	return pu
}

// RemoveTodos removes "todos" edges to Todo entities.
func (pu *ProjectUpdate) RemoveTodos(t ...*Todo) *ProjectUpdate {
	ids := make([]int, len(t))
	for i := range t {
		ids[i] = t[i].ID
	}
	return pu.RemoveTodoIDs(ids...)
}

// Save executes the query and returns the number of nodes affected by the update operation.
func (pu *ProjectUpdate) Save(ctx context.Context) (int, error) {
	return withHooks(ctx, pu.sqlSave, pu.mutation, pu.hooks)
}

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

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

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

// Modify adds a statement modifier for attaching custom logic to the UPDATE statement.
func (pu *ProjectUpdate) Modify(modifiers ...func(u *sql.UpdateBuilder)) *ProjectUpdate {
	pu.modifiers = append(pu.modifiers, modifiers...)
	return pu
}

func (pu *ProjectUpdate) sqlSave(ctx context.Context) (n int, err error) {
	_spec := sqlgraph.NewUpdateSpec(project.Table, project.Columns, sqlgraph.NewFieldSpec(project.FieldID, field.TypeInt))
	if ps := pu.mutation.predicates; len(ps) > 0 {
		_spec.Predicate = func(selector *sql.Selector) {
			for i := range ps {
				ps[i](selector)
			}
		}
	}
	if pu.mutation.TodosCleared() {
		edge := &sqlgraph.EdgeSpec{
			Rel:     sqlgraph.O2M,
			Inverse: false,
			Table:   project.TodosTable,
			Columns: []string{project.TodosColumn},
			Bidi:    false,
			Target: &sqlgraph.EdgeTarget{
				IDSpec: sqlgraph.NewFieldSpec(todo.FieldID, field.TypeInt),
			},
		}
		_spec.Edges.Clear = append(_spec.Edges.Clear, edge)
	}
	if nodes := pu.mutation.RemovedTodosIDs(); len(nodes) > 0 && !pu.mutation.TodosCleared() {
		edge := &sqlgraph.EdgeSpec{
			Rel:     sqlgraph.O2M,
			Inverse: false,
			Table:   project.TodosTable,
			Columns: []string{project.TodosColumn},
			Bidi:    false,
			Target: &sqlgraph.EdgeTarget{
				IDSpec: sqlgraph.NewFieldSpec(todo.FieldID, field.TypeInt),
			},
		}
		for _, k := range nodes {
			edge.Target.Nodes = append(edge.Target.Nodes, k)
		}
		_spec.Edges.Clear = append(_spec.Edges.Clear, edge)
	}
	if nodes := pu.mutation.TodosIDs(); len(nodes) > 0 {
		edge := &sqlgraph.EdgeSpec{
			Rel:     sqlgraph.O2M,
			Inverse: false,
			Table:   project.TodosTable,
			Columns: []string{project.TodosColumn},
			Bidi:    false,
			Target: &sqlgraph.EdgeTarget{
				IDSpec: sqlgraph.NewFieldSpec(todo.FieldID, field.TypeInt),
			},
		}
		for _, k := range nodes {
			edge.Target.Nodes = append(edge.Target.Nodes, k)
		}
		_spec.Edges.Add = append(_spec.Edges.Add, edge)
	}
	_spec.AddModifiers(pu.modifiers...)
	if n, err = sqlgraph.UpdateNodes(ctx, pu.driver, _spec); err != nil {
		if _, ok := err.(*sqlgraph.NotFoundError); ok {
			err = &NotFoundError{project.Label}
		} else if sqlgraph.IsConstraintError(err) {
			err = &ConstraintError{msg: err.Error(), wrap: err}
		}
		return 0, err
	}
	pu.mutation.done = true
	return n, nil
}

// ProjectUpdateOne is the builder for updating a single Project entity.
type ProjectUpdateOne struct {
	config
	fields    []string
	hooks     []Hook
	mutation  *ProjectMutation
	modifiers []func(*sql.UpdateBuilder)
}

// AddTodoIDs adds the "todos" edge to the Todo entity by IDs.
func (puo *ProjectUpdateOne) AddTodoIDs(ids ...int) *ProjectUpdateOne {
	puo.mutation.AddTodoIDs(ids...)
	return puo
}

// AddTodos adds the "todos" edges to the Todo entity.
func (puo *ProjectUpdateOne) AddTodos(t ...*Todo) *ProjectUpdateOne {
	ids := make([]int, len(t))
	for i := range t {
		ids[i] = t[i].ID
	}
	return puo.AddTodoIDs(ids...)
}

// Mutation returns the ProjectMutation object of the builder.
func (puo *ProjectUpdateOne) Mutation() *ProjectMutation {
	return puo.mutation
}

// ClearTodos clears all "todos" edges to the Todo entity.
func (puo *ProjectUpdateOne) ClearTodos() *ProjectUpdateOne {
	puo.mutation.ClearTodos()
	return puo
}

// RemoveTodoIDs removes the "todos" edge to Todo entities by IDs.
func (puo *ProjectUpdateOne) RemoveTodoIDs(ids ...int) *ProjectUpdateOne {
	puo.mutation.RemoveTodoIDs(ids...)
	return puo
}

// RemoveTodos removes "todos" edges to Todo entities.
func (puo *ProjectUpdateOne) RemoveTodos(t ...*Todo) *ProjectUpdateOne {
	ids := make([]int, len(t))
	for i := range t {
		ids[i] = t[i].ID
	}
	return puo.RemoveTodoIDs(ids...)
}

// Where appends a list predicates to the ProjectUpdate builder.
func (puo *ProjectUpdateOne) Where(ps ...predicate.Project) *ProjectUpdateOne {
	puo.mutation.Where(ps...)
	return puo
}

// Select allows selecting one or more fields (columns) of the returned entity.
// The default is selecting all fields defined in the entity schema.
func (puo *ProjectUpdateOne) Select(field string, fields ...string) *ProjectUpdateOne {
	puo.fields = append([]string{field}, fields...)
	return puo
}

// Save executes the query and returns the updated Project entity.
func (puo *ProjectUpdateOne) Save(ctx context.Context) (*Project, error) {
	return withHooks(ctx, puo.sqlSave, puo.mutation, puo.hooks)
}

// SaveX is like Save, but panics if an error occurs.
func (puo *ProjectUpdateOne) SaveX(ctx context.Context) *Project {
	node, err := puo.Save(ctx)
	if err != nil {
		panic(err)
	}
	return node
}

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

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

// Modify adds a statement modifier for attaching custom logic to the UPDATE statement.
func (puo *ProjectUpdateOne) Modify(modifiers ...func(u *sql.UpdateBuilder)) *ProjectUpdateOne {
	puo.modifiers = append(puo.modifiers, modifiers...)
	return puo
}

func (puo *ProjectUpdateOne) sqlSave(ctx context.Context) (_node *Project, err error) {
	_spec := sqlgraph.NewUpdateSpec(project.Table, project.Columns, sqlgraph.NewFieldSpec(project.FieldID, field.TypeInt))
	id, ok := puo.mutation.ID()
	if !ok {
		return nil, &ValidationError{Name: "id", err: errors.New(`ent: missing "Project.id" for update`)}
	}
	_spec.Node.ID.Value = id
	if fields := puo.fields; len(fields) > 0 {
		_spec.Node.Columns = make([]string, 0, len(fields))
		_spec.Node.Columns = append(_spec.Node.Columns, project.FieldID)
		for _, f := range fields {
			if !project.ValidColumn(f) {
				return nil, &ValidationError{Name: f, err: fmt.Errorf("ent: invalid field %q for query", f)}
			}
			if f != project.FieldID {
				_spec.Node.Columns = append(_spec.Node.Columns, f)
			}
		}
	}
	if ps := puo.mutation.predicates; len(ps) > 0 {
		_spec.Predicate = func(selector *sql.Selector) {
			for i := range ps {
				ps[i](selector)
			}
		}
	}
	if puo.mutation.TodosCleared() {
		edge := &sqlgraph.EdgeSpec{
			Rel:     sqlgraph.O2M,
			Inverse: false,
			Table:   project.TodosTable,
			Columns: []string{project.TodosColumn},
			Bidi:    false,
			Target: &sqlgraph.EdgeTarget{
				IDSpec: sqlgraph.NewFieldSpec(todo.FieldID, field.TypeInt),
			},
		}
		_spec.Edges.Clear = append(_spec.Edges.Clear, edge)
	}
	if nodes := puo.mutation.RemovedTodosIDs(); len(nodes) > 0 && !puo.mutation.TodosCleared() {
		edge := &sqlgraph.EdgeSpec{
			Rel:     sqlgraph.O2M,
			Inverse: false,
			Table:   project.TodosTable,
			Columns: []string{project.TodosColumn},
			Bidi:    false,
			Target: &sqlgraph.EdgeTarget{
				IDSpec: sqlgraph.NewFieldSpec(todo.FieldID, field.TypeInt),
			},
		}
		for _, k := range nodes {
			edge.Target.Nodes = append(edge.Target.Nodes, k)
		}
		_spec.Edges.Clear = append(_spec.Edges.Clear, edge)
	}
	if nodes := puo.mutation.TodosIDs(); len(nodes) > 0 {
		edge := &sqlgraph.EdgeSpec{
			Rel:     sqlgraph.O2M,
			Inverse: false,
			Table:   project.TodosTable,
			Columns: []string{project.TodosColumn},
			Bidi:    false,
			Target: &sqlgraph.EdgeTarget{
				IDSpec: sqlgraph.NewFieldSpec(todo.FieldID, field.TypeInt),
			},
		}
		for _, k := range nodes {
			edge.Target.Nodes = append(edge.Target.Nodes, k)
		}
		_spec.Edges.Add = append(_spec.Edges.Add, edge)
	}
	_spec.AddModifiers(puo.modifiers...)
	_node = &Project{config: puo.config}
	_spec.Assign = _node.assignValues
	_spec.ScanValues = _node.scanValues
	if err = sqlgraph.UpdateNode(ctx, puo.driver, _spec); err != nil {
		if _, ok := err.(*sqlgraph.NotFoundError); ok {
			err = &NotFoundError{project.Label}
		} else if sqlgraph.IsConstraintError(err) {
			err = &ConstraintError{msg: err.Error(), wrap: err}
		}
		return nil, err
	}
	puo.mutation.done = true
	return _node, nil
}