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role_delete.go
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role_delete.go
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// Code generated by ent, DO NOT EDIT.
package ent
import (
"context"
"entgo.io/ent/dialect/sql"
"entgo.io/ent/dialect/sql/sqlgraph"
"entgo.io/ent/schema/field"
"github.com/suyuan32/simple-admin-core/rpc/ent/predicate"
"github.com/suyuan32/simple-admin-core/rpc/ent/role"
)
// RoleDelete is the builder for deleting a Role entity.
type RoleDelete struct {
config
hooks []Hook
mutation *RoleMutation
}
// Where appends a list predicates to the RoleDelete builder.
func (rd *RoleDelete) Where(ps ...predicate.Role) *RoleDelete {
rd.mutation.Where(ps...)
return rd
}
// Exec executes the deletion query and returns how many vertices were deleted.
func (rd *RoleDelete) Exec(ctx context.Context) (int, error) {
return withHooks(ctx, rd.sqlExec, rd.mutation, rd.hooks)
}
// ExecX is like Exec, but panics if an error occurs.
func (rd *RoleDelete) ExecX(ctx context.Context) int {
n, err := rd.Exec(ctx)
if err != nil {
panic(err)
}
return n
}
func (rd *RoleDelete) sqlExec(ctx context.Context) (int, error) {
_spec := sqlgraph.NewDeleteSpec(role.Table, sqlgraph.NewFieldSpec(role.FieldID, field.TypeUint64))
if ps := rd.mutation.predicates; len(ps) > 0 {
_spec.Predicate = func(selector *sql.Selector) {
for i := range ps {
ps[i](selector)
}
}
}
affected, err := sqlgraph.DeleteNodes(ctx, rd.driver, _spec)
if err != nil && sqlgraph.IsConstraintError(err) {
err = &ConstraintError{msg: err.Error(), wrap: err}
}
rd.mutation.done = true
return affected, err
}
// RoleDeleteOne is the builder for deleting a single Role entity.
type RoleDeleteOne struct {
rd *RoleDelete
}
// Where appends a list predicates to the RoleDelete builder.
func (rdo *RoleDeleteOne) Where(ps ...predicate.Role) *RoleDeleteOne {
rdo.rd.mutation.Where(ps...)
return rdo
}
// Exec executes the deletion query.
func (rdo *RoleDeleteOne) Exec(ctx context.Context) error {
n, err := rdo.rd.Exec(ctx)
switch {
case err != nil:
return err
case n == 0:
return &NotFoundError{role.Label}
default:
return nil
}
}
// ExecX is like Exec, but panics if an error occurs.
func (rdo *RoleDeleteOne) ExecX(ctx context.Context) {
if err := rdo.Exec(ctx); err != nil {
panic(err)
}
}