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task_delete.go
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task_delete.go
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// Code generated by ent, DO NOT EDIT.
package ent
import (
"context"
"entgo.io/contrib/entproto/cmd/protoc-gen-ent/internal/todo/ent/predicate"
"entgo.io/contrib/entproto/cmd/protoc-gen-ent/internal/todo/ent/task"
"entgo.io/ent/dialect/sql"
"entgo.io/ent/dialect/sql/sqlgraph"
"entgo.io/ent/schema/field"
)
// TaskDelete is the builder for deleting a Task entity.
type TaskDelete struct {
config
hooks []Hook
mutation *TaskMutation
}
// Where appends a list predicates to the TaskDelete builder.
func (td *TaskDelete) Where(ps ...predicate.Task) *TaskDelete {
td.mutation.Where(ps...)
return td
}
// Exec executes the deletion query and returns how many vertices were deleted.
func (td *TaskDelete) Exec(ctx context.Context) (int, error) {
return withHooks[int, TaskMutation](ctx, td.sqlExec, td.mutation, td.hooks)
}
// ExecX is like Exec, but panics if an error occurs.
func (td *TaskDelete) ExecX(ctx context.Context) int {
n, err := td.Exec(ctx)
if err != nil {
panic(err)
}
return n
}
func (td *TaskDelete) sqlExec(ctx context.Context) (int, error) {
_spec := sqlgraph.NewDeleteSpec(task.Table, sqlgraph.NewFieldSpec(task.FieldID, field.TypeInt))
if ps := td.mutation.predicates; len(ps) > 0 {
_spec.Predicate = func(selector *sql.Selector) {
for i := range ps {
ps[i](selector)
}
}
}
affected, err := sqlgraph.DeleteNodes(ctx, td.driver, _spec)
if err != nil && sqlgraph.IsConstraintError(err) {
err = &ConstraintError{msg: err.Error(), wrap: err}
}
td.mutation.done = true
return affected, err
}
// TaskDeleteOne is the builder for deleting a single Task entity.
type TaskDeleteOne struct {
td *TaskDelete
}
// Where appends a list predicates to the TaskDelete builder.
func (tdo *TaskDeleteOne) Where(ps ...predicate.Task) *TaskDeleteOne {
tdo.td.mutation.Where(ps...)
return tdo
}
// Exec executes the deletion query.
func (tdo *TaskDeleteOne) Exec(ctx context.Context) error {
n, err := tdo.td.Exec(ctx)
switch {
case err != nil:
return err
case n == 0:
return &NotFoundError{task.Label}
default:
return nil
}
}
// ExecX is like Exec, but panics if an error occurs.
func (tdo *TaskDeleteOne) ExecX(ctx context.Context) {
if err := tdo.Exec(ctx); err != nil {
panic(err)
}
}