wechat-api/ent/allocagent_delete.go

// Code generated by ent, DO NOT EDIT.

package ent

import (
	"context"
	"wechat-api/ent/allocagent"
	"wechat-api/ent/predicate"

	"entgo.io/ent/dialect/sql"
	"entgo.io/ent/dialect/sql/sqlgraph"
	"entgo.io/ent/schema/field"
)

// AllocAgentDelete is the builder for deleting a AllocAgent entity.
type AllocAgentDelete struct {
	config
	hooks    []Hook
	mutation *AllocAgentMutation
}

// Where appends a list predicates to the AllocAgentDelete builder.
func (aad *AllocAgentDelete) Where(ps ...predicate.AllocAgent) *AllocAgentDelete {
	aad.mutation.Where(ps...)
	return aad
}

// Exec executes the deletion query and returns how many vertices were deleted.
func (aad *AllocAgentDelete) Exec(ctx context.Context) (int, error) {
	return withHooks(ctx, aad.sqlExec, aad.mutation, aad.hooks)
}

// ExecX is like Exec, but panics if an error occurs.
func (aad *AllocAgentDelete) ExecX(ctx context.Context) int {
	n, err := aad.Exec(ctx)
	if err != nil {
		panic(err)
	}
	return n
}

func (aad *AllocAgentDelete) sqlExec(ctx context.Context) (int, error) {
	_spec := sqlgraph.NewDeleteSpec(allocagent.Table, sqlgraph.NewFieldSpec(allocagent.FieldID, field.TypeUint64))
	if ps := aad.mutation.predicates; len(ps) > 0 {
		_spec.Predicate = func(selector *sql.Selector) {
			for i := range ps {
				ps[i](selector)
			}
		}
	}
	affected, err := sqlgraph.DeleteNodes(ctx, aad.driver, _spec)
	if err != nil && sqlgraph.IsConstraintError(err) {
		err = &ConstraintError{msg: err.Error(), wrap: err}
	}
	aad.mutation.done = true
	return affected, err
}

// AllocAgentDeleteOne is the builder for deleting a single AllocAgent entity.
type AllocAgentDeleteOne struct {
	aad *AllocAgentDelete
}

// Where appends a list predicates to the AllocAgentDelete builder.
func (aado *AllocAgentDeleteOne) Where(ps ...predicate.AllocAgent) *AllocAgentDeleteOne {
	aado.aad.mutation.Where(ps...)
	return aado
}

// Exec executes the deletion query.
func (aado *AllocAgentDeleteOne) Exec(ctx context.Context) error {
	n, err := aado.aad.Exec(ctx)
	switch {
	case err != nil:
		return err
	case n == 0:
		return &NotFoundError{allocagent.Label}
	default:
		return nil
	}
}

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