Первый прототип с основными возможностями

ent/link_delete.go

@@ -0,0 +1,88 @@
+// Code generated by ent, DO NOT EDIT.
+
+package ent
+
+import (
+	"context"
+
+	"code.gurenya.net/carlsmei/muninn-aio/ent/link"
+	"code.gurenya.net/carlsmei/muninn-aio/ent/predicate"
+	"entgo.io/ent/dialect/sql"
+	"entgo.io/ent/dialect/sql/sqlgraph"
+	"entgo.io/ent/schema/field"
+)
+
+// LinkDelete is the builder for deleting a Link entity.
+type LinkDelete struct {
+	config
+	hooks    []Hook
+	mutation *LinkMutation
+}
+
+// Where appends a list predicates to the LinkDelete builder.
+func (ld *LinkDelete) Where(ps ...predicate.Link) *LinkDelete {
+	ld.mutation.Where(ps...)
+	return ld
+}
+
+// Exec executes the deletion query and returns how many vertices were deleted.
+func (ld *LinkDelete) Exec(ctx context.Context) (int, error) {
+	return withHooks(ctx, ld.sqlExec, ld.mutation, ld.hooks)
+}
+
+// ExecX is like Exec, but panics if an error occurs.
+func (ld *LinkDelete) ExecX(ctx context.Context) int {
+	n, err := ld.Exec(ctx)
+	if err != nil {
+		panic(err)
+	}
+	return n
+}
+
+func (ld *LinkDelete) sqlExec(ctx context.Context) (int, error) {
+	_spec := sqlgraph.NewDeleteSpec(link.Table, sqlgraph.NewFieldSpec(link.FieldID, field.TypeUUID))
+	if ps := ld.mutation.predicates; len(ps) > 0 {
+		_spec.Predicate = func(selector *sql.Selector) {
+			for i := range ps {
+				ps[i](selector)
+			}
+		}
+	}
+	affected, err := sqlgraph.DeleteNodes(ctx, ld.driver, _spec)
+	if err != nil && sqlgraph.IsConstraintError(err) {
+		err = &ConstraintError{msg: err.Error(), wrap: err}
+	}
+	ld.mutation.done = true
+	return affected, err
+}
+
+// LinkDeleteOne is the builder for deleting a single Link entity.
+type LinkDeleteOne struct {
+	ld *LinkDelete
+}
+
+// Where appends a list predicates to the LinkDelete builder.
+func (ldo *LinkDeleteOne) Where(ps ...predicate.Link) *LinkDeleteOne {
+	ldo.ld.mutation.Where(ps...)
+	return ldo
+}
+
+// Exec executes the deletion query.
+func (ldo *LinkDeleteOne) Exec(ctx context.Context) error {
+	n, err := ldo.ld.Exec(ctx)
+	switch {
+	case err != nil:
+		return err
+	case n == 0:
+		return &NotFoundError{link.Label}
+	default:
+		return nil
+	}
+}
+
+// ExecX is like Exec, but panics if an error occurs.
+func (ldo *LinkDeleteOne) ExecX(ctx context.Context) {
+	if err := ldo.Exec(ctx); err != nil {
+		panic(err)
+	}
+}