111 lines
2.4 KiB
Go
111 lines
2.4 KiB
Go
// Code generated by entc, DO NOT EDIT.
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package ent
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import (
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"context"
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"fmt"
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"todo/ent/predicate"
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"todo/ent/todo"
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"entgo.io/ent/dialect/sql"
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"entgo.io/ent/dialect/sql/sqlgraph"
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"entgo.io/ent/schema/field"
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)
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// TodoDelete is the builder for deleting a Todo entity.
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type TodoDelete struct {
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config
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hooks []Hook
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mutation *TodoMutation
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}
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// Where appends a list predicates to the TodoDelete builder.
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func (td *TodoDelete) Where(ps ...predicate.Todo) *TodoDelete {
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td.mutation.Where(ps...)
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return td
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}
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// Exec executes the deletion query and returns how many vertices were deleted.
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func (td *TodoDelete) Exec(ctx context.Context) (int, error) {
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var (
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err error
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affected int
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)
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if len(td.hooks) == 0 {
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affected, err = td.sqlExec(ctx)
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} else {
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var mut Mutator = MutateFunc(func(ctx context.Context, m Mutation) (Value, error) {
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mutation, ok := m.(*TodoMutation)
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if !ok {
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return nil, fmt.Errorf("unexpected mutation type %T", m)
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}
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td.mutation = mutation
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affected, err = td.sqlExec(ctx)
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mutation.done = true
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return affected, err
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})
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for i := len(td.hooks) - 1; i >= 0; i-- {
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if td.hooks[i] == nil {
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return 0, fmt.Errorf("ent: uninitialized hook (forgotten import ent/runtime?)")
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}
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mut = td.hooks[i](mut)
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}
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if _, err := mut.Mutate(ctx, td.mutation); err != nil {
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return 0, err
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}
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}
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return affected, err
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}
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// ExecX is like Exec, but panics if an error occurs.
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func (td *TodoDelete) ExecX(ctx context.Context) int {
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n, err := td.Exec(ctx)
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if err != nil {
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panic(err)
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}
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return n
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}
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func (td *TodoDelete) sqlExec(ctx context.Context) (int, error) {
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_spec := &sqlgraph.DeleteSpec{
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Node: &sqlgraph.NodeSpec{
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Table: todo.Table,
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ID: &sqlgraph.FieldSpec{
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Type: field.TypeInt,
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Column: todo.FieldID,
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},
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},
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}
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if ps := td.mutation.predicates; len(ps) > 0 {
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_spec.Predicate = func(selector *sql.Selector) {
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for i := range ps {
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ps[i](selector)
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}
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}
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}
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return sqlgraph.DeleteNodes(ctx, td.driver, _spec)
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}
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// TodoDeleteOne is the builder for deleting a single Todo entity.
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type TodoDeleteOne struct {
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td *TodoDelete
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}
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// Exec executes the deletion query.
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func (tdo *TodoDeleteOne) Exec(ctx context.Context) error {
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n, err := tdo.td.Exec(ctx)
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switch {
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case err != nil:
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return err
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case n == 0:
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return &NotFoundError{todo.Label}
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default:
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return nil
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}
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}
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// ExecX is like Exec, but panics if an error occurs.
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func (tdo *TodoDeleteOne) ExecX(ctx context.Context) {
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tdo.td.ExecX(ctx)
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}
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