snapshot of https://github.com/ent/ent.git (master, 2026-09-15; blobs > 131072B omitted)

examples/fs/ent/file_create.go

@@ -0,0 +1,285 @@
+// Copyright 2019-present Facebook Inc. All rights reserved.
+// This source code is licensed under the Apache 2.0 license found
+// in the LICENSE file in the root directory of this source tree.
+
+// Code generated by ent, DO NOT EDIT.
+
+package ent
+
+import (
+	"context"
+	"errors"
+	"fmt"
+
+	"entgo.io/ent/dialect/sql/sqlgraph"
+	"entgo.io/ent/examples/fs/ent/file"
+	"entgo.io/ent/schema/field"
+)
+
+// FileCreate is the builder for creating a File entity.
+type FileCreate struct {
+	config
+	mutation *FileMutation
+	hooks    []Hook
+}
+
+// SetName sets the "name" field.
+func (_c *FileCreate) SetName(v string) *FileCreate {
+	_c.mutation.SetName(v)
+	return _c
+}
+
+// SetDeleted sets the "deleted" field.
+func (_c *FileCreate) SetDeleted(v bool) *FileCreate {
+	_c.mutation.SetDeleted(v)
+	return _c
+}
+
+// SetNillableDeleted sets the "deleted" field if the given value is not nil.
+func (_c *FileCreate) SetNillableDeleted(v *bool) *FileCreate {
+	if v != nil {
+		_c.SetDeleted(*v)
+	}
+	return _c
+}
+
+// SetParentID sets the "parent_id" field.
+func (_c *FileCreate) SetParentID(v int) *FileCreate {
+	_c.mutation.SetParentID(v)
+	return _c
+}
+
+// SetNillableParentID sets the "parent_id" field if the given value is not nil.
+func (_c *FileCreate) SetNillableParentID(v *int) *FileCreate {
+	if v != nil {
+		_c.SetParentID(*v)
+	}
+	return _c
+}
+
+// SetParent sets the "parent" edge to the File entity.
+func (_c *FileCreate) SetParent(v *File) *FileCreate {
+	return _c.SetParentID(v.ID)
+}
+
+// AddChildIDs adds the "children" edge to the File entity by IDs.
+func (_c *FileCreate) AddChildIDs(ids ...int) *FileCreate {
+	_c.mutation.AddChildIDs(ids...)
+	return _c
+}
+
+// AddChildren adds the "children" edges to the File entity.
+func (_c *FileCreate) AddChildren(v ...*File) *FileCreate {
+	ids := make([]int, len(v))
+	for i := range v {
+		ids[i] = v[i].ID
+	}
+	return _c.AddChildIDs(ids...)
+}
+
+// Mutation returns the FileMutation object of the builder.
+func (_c *FileCreate) Mutation() *FileMutation {
+	return _c.mutation
+}
+
+// Save creates the File in the database.
+func (_c *FileCreate) Save(ctx context.Context) (*File, error) {
+	_c.defaults()
+	return withHooks(ctx, _c.sqlSave, _c.mutation, _c.hooks)
+}
+
+// SaveX calls Save and panics if Save returns an error.
+func (_c *FileCreate) SaveX(ctx context.Context) *File {
+	v, err := _c.Save(ctx)
+	if err != nil {
+		panic(err)
+	}
+	return v
+}
+
+// Exec executes the query.
+func (_c *FileCreate) Exec(ctx context.Context) error {
+	_, err := _c.Save(ctx)
+	return err
+}
+
+// ExecX is like Exec, but panics if an error occurs.
+func (_c *FileCreate) ExecX(ctx context.Context) {
+	if err := _c.Exec(ctx); err != nil {
+		panic(err)
+	}
+}
+
+// defaults sets the default values of the builder before save.
+func (_c *FileCreate) defaults() {
+	if _, ok := _c.mutation.Deleted(); !ok {
+		v := file.DefaultDeleted
+		_c.mutation.SetDeleted(v)
+	}
+}
+
+// check runs all checks and user-defined validators on the builder.
+func (_c *FileCreate) check() error {
+	if _, ok := _c.mutation.Name(); !ok {
+		return &ValidationError{Name: "name", err: errors.New(`ent: missing required field "File.name"`)}
+	}
+	if _, ok := _c.mutation.Deleted(); !ok {
+		return &ValidationError{Name: "deleted", err: errors.New(`ent: missing required field "File.deleted"`)}
+	}
+	return nil
+}
+
+func (_c *FileCreate) sqlSave(ctx context.Context) (*File, error) {
+	if err := _c.check(); err != nil {
+		return nil, err
+	}
+	_node, _spec := _c.createSpec()
+	if err := sqlgraph.CreateNode(ctx, _c.driver, _spec); err != nil {
+		if sqlgraph.IsConstraintError(err) {
+			err = &ConstraintError{msg: err.Error(), wrap: err}
+		}
+		return nil, err
+	}
+	id := _spec.ID.Value.(int64)
+	_node.ID = int(id)
+	_c.mutation.id = &_node.ID
+	_c.mutation.done = true
+	return _node, nil
+}
+
+func (_c *FileCreate) createSpec() (*File, *sqlgraph.CreateSpec) {
+	var (
+		_node = &File{config: _c.config}
+		_spec = sqlgraph.NewCreateSpec(file.Table, sqlgraph.NewFieldSpec(file.FieldID, field.TypeInt))
+	)
+	if value, ok := _c.mutation.Name(); ok {
+		_spec.SetField(file.FieldName, field.TypeString, value)
+		_node.Name = value
+	}
+	if value, ok := _c.mutation.Deleted(); ok {
+		_spec.SetField(file.FieldDeleted, field.TypeBool, value)
+		_node.Deleted = value
+	}
+	if nodes := _c.mutation.ParentIDs(); len(nodes) > 0 {
+		edge := &sqlgraph.EdgeSpec{
+			Rel:     sqlgraph.M2O,
+			Inverse: true,
+			Table:   file.ParentTable,
+			Columns: []string{file.ParentColumn},
+			Bidi:    false,
+			Target: &sqlgraph.EdgeTarget{
+				IDSpec: sqlgraph.NewFieldSpec(file.FieldID, field.TypeInt),
+			},
+		}
+		for _, k := range nodes {
+			edge.Target.Nodes = append(edge.Target.Nodes, k)
+		}
+		_node.ParentID = nodes[0]
+		_spec.Edges = append(_spec.Edges, edge)
+	}
+	if nodes := _c.mutation.ChildrenIDs(); len(nodes) > 0 {
+		edge := &sqlgraph.EdgeSpec{
+			Rel:     sqlgraph.O2M,
+			Inverse: false,
+			Table:   file.ChildrenTable,
+			Columns: []string{file.ChildrenColumn},
+			Bidi:    false,
+			Target: &sqlgraph.EdgeTarget{
+				IDSpec: sqlgraph.NewFieldSpec(file.FieldID, field.TypeInt),
+			},
+		}
+		for _, k := range nodes {
+			edge.Target.Nodes = append(edge.Target.Nodes, k)
+		}
+		_spec.Edges = append(_spec.Edges, edge)
+	}
+	return _node, _spec
+}
+
+// FileCreateBulk is the builder for creating many File entities in bulk.
+type FileCreateBulk struct {
+	config
+	err      error
+	builders []*FileCreate
+}
+
+// Save creates the File entities in the database.
+func (_c *FileCreateBulk) Save(ctx context.Context) ([]*File, error) {
+	if _c.err != nil {
+		return nil, _c.err
+	}
+	specs := make([]*sqlgraph.CreateSpec, len(_c.builders))
+	nodes := make([]*File, len(_c.builders))
+	mutators := make([]Mutator, len(_c.builders))
+	for i := range _c.builders {
+		func(i int, root context.Context) {
+			builder := _c.builders[i]
+			builder.defaults()
+			var mut Mutator = MutateFunc(func(ctx context.Context, m Mutation) (Value, error) {
+				mutation, ok := m.(*FileMutation)
+				if !ok {
+					return nil, fmt.Errorf("unexpected mutation type %T", m)
+				}
+				if err := builder.check(); err != nil {
+					return nil, err
+				}
+				builder.mutation = mutation
+				var err error
+				nodes[i], specs[i] = builder.createSpec()
+				if i < len(mutators)-1 {
+					_, err = mutators[i+1].Mutate(root, _c.builders[i+1].mutation)
+				} else {
+					spec := &sqlgraph.BatchCreateSpec{Nodes: specs}
+					// Invoke the actual operation on the latest mutation in the chain.
+					if err = sqlgraph.BatchCreate(ctx, _c.driver, spec); err != nil {
+						if sqlgraph.IsConstraintError(err) {
+							err = &ConstraintError{msg: err.Error(), wrap: err}
+						}
+					}
+				}
+				if err != nil {
+					return nil, err
+				}
+				mutation.id = &nodes[i].ID
+				if specs[i].ID.Value != nil {
+					id := specs[i].ID.Value.(int64)
+					nodes[i].ID = int(id)
+				}
+				mutation.done = true
+				return nodes[i], nil
+			})
+			for i := len(builder.hooks) - 1; i >= 0; i-- {
+				mut = builder.hooks[i](mut)
+			}
+			mutators[i] = mut
+		}(i, ctx)
+	}
+	if len(mutators) > 0 {
+		if _, err := mutators[0].Mutate(ctx, _c.builders[0].mutation); err != nil {
+			return nil, err
+		}
+	}
+	return nodes, nil
+}
+
+// SaveX is like Save, but panics if an error occurs.
+func (_c *FileCreateBulk) SaveX(ctx context.Context) []*File {
+	v, err := _c.Save(ctx)
+	if err != nil {
+		panic(err)
+	}
+	return v
+}
+
+// Exec executes the query.
+func (_c *FileCreateBulk) Exec(ctx context.Context) error {
+	_, err := _c.Save(ctx)
+	return err
+}
+
+// ExecX is like Exec, but panics if an error occurs.
+func (_c *FileCreateBulk) ExecX(ctx context.Context) {
+	if err := _c.Exec(ctx); err != nil {
+		panic(err)
+	}
+}