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workflowinstance_delete.go
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/
workflowinstance_delete.go
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// Code generated by entc, DO NOT EDIT.
package ent
import (
"context"
"fmt"
"entgo.io/ent/dialect/sql"
"entgo.io/ent/dialect/sql/sqlgraph"
"entgo.io/ent/schema/field"
"github.com/vorteil/direktiv/ent/predicate"
"github.com/vorteil/direktiv/ent/workflowinstance"
)
// WorkflowInstanceDelete is the builder for deleting a WorkflowInstance entity.
type WorkflowInstanceDelete struct {
config
hooks []Hook
mutation *WorkflowInstanceMutation
}
// Where adds a new predicate to the WorkflowInstanceDelete builder.
func (wid *WorkflowInstanceDelete) Where(ps ...predicate.WorkflowInstance) *WorkflowInstanceDelete {
wid.mutation.predicates = append(wid.mutation.predicates, ps...)
return wid
}
// Exec executes the deletion query and returns how many vertices were deleted.
func (wid *WorkflowInstanceDelete) Exec(ctx context.Context) (int, error) {
var (
err error
affected int
)
if len(wid.hooks) == 0 {
affected, err = wid.sqlExec(ctx)
} else {
var mut Mutator = MutateFunc(func(ctx context.Context, m Mutation) (Value, error) {
mutation, ok := m.(*WorkflowInstanceMutation)
if !ok {
return nil, fmt.Errorf("unexpected mutation type %T", m)
}
wid.mutation = mutation
affected, err = wid.sqlExec(ctx)
mutation.done = true
return affected, err
})
for i := len(wid.hooks) - 1; i >= 0; i-- {
mut = wid.hooks[i](mut)
}
if _, err := mut.Mutate(ctx, wid.mutation); err != nil {
return 0, err
}
}
return affected, err
}
// ExecX is like Exec, but panics if an error occurs.
func (wid *WorkflowInstanceDelete) ExecX(ctx context.Context) int {
n, err := wid.Exec(ctx)
if err != nil {
panic(err)
}
return n
}
func (wid *WorkflowInstanceDelete) sqlExec(ctx context.Context) (int, error) {
_spec := &sqlgraph.DeleteSpec{
Node: &sqlgraph.NodeSpec{
Table: workflowinstance.Table,
ID: &sqlgraph.FieldSpec{
Type: field.TypeInt,
Column: workflowinstance.FieldID,
},
},
}
if ps := wid.mutation.predicates; len(ps) > 0 {
_spec.Predicate = func(selector *sql.Selector) {
for i := range ps {
ps[i](selector)
}
}
}
return sqlgraph.DeleteNodes(ctx, wid.driver, _spec)
}
// WorkflowInstanceDeleteOne is the builder for deleting a single WorkflowInstance entity.
type WorkflowInstanceDeleteOne struct {
wid *WorkflowInstanceDelete
}
// Exec executes the deletion query.
func (wido *WorkflowInstanceDeleteOne) Exec(ctx context.Context) error {
n, err := wido.wid.Exec(ctx)
switch {
case err != nil:
return err
case n == 0:
return &NotFoundError{workflowinstance.Label}
default:
return nil
}
}
// ExecX is like Exec, but panics if an error occurs.
func (wido *WorkflowInstanceDeleteOne) ExecX(ctx context.Context) {
wido.wid.ExecX(ctx)
}