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

entc/integration/json/ent/mutation.go

@@ -0,0 +1,394 @@
+// 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"
+	"encoding/json"
+	"errors"
+	"fmt"
+	"net/http"
+	"net/url"
+	"sync"
+
+	"entgo.io/ent"
+	"entgo.io/ent/entc/integration/json/ent/schema"
+	"entgo.io/ent/entc/integration/json/ent/user"
+)
+
+const (
+	// Operation types.
+	OpCreate    = ent.OpCreate
+	OpDelete    = ent.OpDelete
+	OpDeleteOne = ent.OpDeleteOne
+	OpUpdate    = ent.OpUpdate
+	OpUpdateOne = ent.OpUpdateOne
+
+	// Node types.
+	TypeUser = "User"
+)
+
+// UserMutation represents an operation that mutates the User nodes in the graph.
+type UserMutation struct {
+	user.Mutation
+	config
+	id       *int
+	done     bool
+	oldValue func(context.Context) (*User, error)
+}
+
+var _ ent.Mutation = (*UserMutation)(nil)
+
+// userOption allows management of the mutation configuration using functional options.
+type userOption func(*UserMutation)
+
+// newUserMutation creates new mutation for the User entity.
+func newUserMutation(c config, op Op, opts ...userOption) *UserMutation {
+	m := &UserMutation{
+		Mutation: *user.NewMutation(op),
+		config:   c,
+	}
+	for _, opt := range opts {
+		opt(m)
+	}
+	return m
+}
+
+// ID returns the ID value in the mutation. Note that the ID is only available
+// if it was provided to the builder or after it was returned from the database.
+func (m *UserMutation) ID() (id int, exists bool) {
+	if m.id == nil {
+		return
+	}
+	return *m.id, true
+}
+
+// withUserID sets the ID field of the mutation.
+func withUserID(id int) userOption {
+	return func(m *UserMutation) {
+		var (
+			err   error
+			once  sync.Once
+			value *User
+		)
+		m.oldValue = func(ctx context.Context) (*User, error) {
+			once.Do(func() {
+				if m.done {
+					err = errors.New("querying old values post mutation is not allowed")
+				} else {
+					value, err = m.Client().User.Get(ctx, id)
+				}
+			})
+			return value, err
+		}
+		m.id = &id
+	}
+}
+
+// withUser sets the old User of the mutation.
+func withUser(node *User) userOption {
+	return func(m *UserMutation) {
+		m.oldValue = func(context.Context) (*User, error) {
+			return node, nil
+		}
+		m.id = &node.ID
+	}
+}
+
+// Client returns a new `ent.Client` from the mutation. If the mutation was
+// executed in a transaction (ent.Tx), a transactional client is returned.
+func (m UserMutation) Client() *Client {
+	client := &Client{config: m.config}
+	client.init()
+	return client
+}
+
+// Tx returns an `ent.Tx` for mutations that were executed in transactions;
+// it returns an error otherwise.
+func (m UserMutation) Tx() (*Tx, error) {
+	if _, ok := m.driver.(*txDriver); !ok {
+		return nil, errors.New("ent: mutation is not running in a transaction")
+	}
+	tx := &Tx{config: m.config}
+	tx.init()
+	return tx, nil
+}
+
+// IDs queries the database and returns the entity ids that match the mutation's predicate.
+// That means, if the mutation is applied within a transaction with an isolation level such
+// as sql.LevelSerializable, the returned ids match the ids of the rows that will be updated
+// or updated by the mutation.
+func (m *UserMutation) IDs(ctx context.Context) ([]int, error) {
+	switch {
+	case m.Op().Is(OpUpdateOne | OpDeleteOne):
+		id, exists := m.ID()
+		if exists {
+			return []int{id}, nil
+		}
+		fallthrough
+	case m.Op().Is(OpUpdate | OpDelete):
+		return m.Client().User.Query().Where(m.Predicates()...).IDs(ctx)
+	default:
+		return nil, fmt.Errorf("IDs is not allowed on %s operations", m.Op())
+	}
+}
+
+// OldT returns the old "t" field's value of the User entity.
+// If the User object wasn't provided to the builder, the object is fetched from the database.
+// An error is returned if the mutation operation is not UpdateOne, or the database query fails.
+func (m *UserMutation) OldT(ctx context.Context) (v *schema.T, err error) {
+	if !m.Op().Is(OpUpdateOne) {
+		return v, errors.New("OldT is only allowed on UpdateOne operations")
+	}
+	if _, exists := m.ID(); !exists || m.oldValue == nil {
+		return v, errors.New("OldT requires an ID field in the mutation")
+	}
+	oldValue, err := m.oldValue(ctx)
+	if err != nil {
+		return v, fmt.Errorf("querying old value for OldT: %w", err)
+	}
+	return oldValue.T, nil
+}
+
+// OldURL returns the old "url" field's value of the User entity.
+// If the User object wasn't provided to the builder, the object is fetched from the database.
+// An error is returned if the mutation operation is not UpdateOne, or the database query fails.
+func (m *UserMutation) OldURL(ctx context.Context) (v *url.URL, err error) {
+	if !m.Op().Is(OpUpdateOne) {
+		return v, errors.New("OldURL is only allowed on UpdateOne operations")
+	}
+	if _, exists := m.ID(); !exists || m.oldValue == nil {
+		return v, errors.New("OldURL requires an ID field in the mutation")
+	}
+	oldValue, err := m.oldValue(ctx)
+	if err != nil {
+		return v, fmt.Errorf("querying old value for OldURL: %w", err)
+	}
+	return oldValue.URL, nil
+}
+
+// OldURLs returns the old "URLs" field's value of the User entity.
+// If the User object wasn't provided to the builder, the object is fetched from the database.
+// An error is returned if the mutation operation is not UpdateOne, or the database query fails.
+func (m *UserMutation) OldURLs(ctx context.Context) (v []*url.URL, err error) {
+	if !m.Op().Is(OpUpdateOne) {
+		return v, errors.New("OldURLs is only allowed on UpdateOne operations")
+	}
+	if _, exists := m.ID(); !exists || m.oldValue == nil {
+		return v, errors.New("OldURLs requires an ID field in the mutation")
+	}
+	oldValue, err := m.oldValue(ctx)
+	if err != nil {
+		return v, fmt.Errorf("querying old value for OldURLs: %w", err)
+	}
+	return oldValue.URLs, nil
+}
+
+// OldRaw returns the old "raw" field's value of the User entity.
+// If the User object wasn't provided to the builder, the object is fetched from the database.
+// An error is returned if the mutation operation is not UpdateOne, or the database query fails.
+func (m *UserMutation) OldRaw(ctx context.Context) (v json.RawMessage, err error) {
+	if !m.Op().Is(OpUpdateOne) {
+		return v, errors.New("OldRaw is only allowed on UpdateOne operations")
+	}
+	if _, exists := m.ID(); !exists || m.oldValue == nil {
+		return v, errors.New("OldRaw requires an ID field in the mutation")
+	}
+	oldValue, err := m.oldValue(ctx)
+	if err != nil {
+		return v, fmt.Errorf("querying old value for OldRaw: %w", err)
+	}
+	return oldValue.Raw, nil
+}
+
+// OldDirs returns the old "dirs" field's value of the User entity.
+// If the User object wasn't provided to the builder, the object is fetched from the database.
+// An error is returned if the mutation operation is not UpdateOne, or the database query fails.
+func (m *UserMutation) OldDirs(ctx context.Context) (v []http.Dir, err error) {
+	if !m.Op().Is(OpUpdateOne) {
+		return v, errors.New("OldDirs is only allowed on UpdateOne operations")
+	}
+	if _, exists := m.ID(); !exists || m.oldValue == nil {
+		return v, errors.New("OldDirs requires an ID field in the mutation")
+	}
+	oldValue, err := m.oldValue(ctx)
+	if err != nil {
+		return v, fmt.Errorf("querying old value for OldDirs: %w", err)
+	}
+	return oldValue.Dirs, nil
+}
+
+// OldInts returns the old "ints" field's value of the User entity.
+// If the User object wasn't provided to the builder, the object is fetched from the database.
+// An error is returned if the mutation operation is not UpdateOne, or the database query fails.
+func (m *UserMutation) OldInts(ctx context.Context) (v []int, err error) {
+	if !m.Op().Is(OpUpdateOne) {
+		return v, errors.New("OldInts is only allowed on UpdateOne operations")
+	}
+	if _, exists := m.ID(); !exists || m.oldValue == nil {
+		return v, errors.New("OldInts requires an ID field in the mutation")
+	}
+	oldValue, err := m.oldValue(ctx)
+	if err != nil {
+		return v, fmt.Errorf("querying old value for OldInts: %w", err)
+	}
+	return oldValue.Ints, nil
+}
+
+// OldFloats returns the old "floats" field's value of the User entity.
+// If the User object wasn't provided to the builder, the object is fetched from the database.
+// An error is returned if the mutation operation is not UpdateOne, or the database query fails.
+func (m *UserMutation) OldFloats(ctx context.Context) (v []float64, err error) {
+	if !m.Op().Is(OpUpdateOne) {
+		return v, errors.New("OldFloats is only allowed on UpdateOne operations")
+	}
+	if _, exists := m.ID(); !exists || m.oldValue == nil {
+		return v, errors.New("OldFloats requires an ID field in the mutation")
+	}
+	oldValue, err := m.oldValue(ctx)
+	if err != nil {
+		return v, fmt.Errorf("querying old value for OldFloats: %w", err)
+	}
+	return oldValue.Floats, nil
+}
+
+// OldStrings returns the old "strings" field's value of the User entity.
+// If the User object wasn't provided to the builder, the object is fetched from the database.
+// An error is returned if the mutation operation is not UpdateOne, or the database query fails.
+func (m *UserMutation) OldStrings(ctx context.Context) (v []string, err error) {
+	if !m.Op().Is(OpUpdateOne) {
+		return v, errors.New("OldStrings is only allowed on UpdateOne operations")
+	}
+	if _, exists := m.ID(); !exists || m.oldValue == nil {
+		return v, errors.New("OldStrings requires an ID field in the mutation")
+	}
+	oldValue, err := m.oldValue(ctx)
+	if err != nil {
+		return v, fmt.Errorf("querying old value for OldStrings: %w", err)
+	}
+	return oldValue.Strings, nil
+}
+
+// OldIntsValidate returns the old "ints_validate" field's value of the User entity.
+// If the User object wasn't provided to the builder, the object is fetched from the database.
+// An error is returned if the mutation operation is not UpdateOne, or the database query fails.
+func (m *UserMutation) OldIntsValidate(ctx context.Context) (v []int, err error) {
+	if !m.Op().Is(OpUpdateOne) {
+		return v, errors.New("OldIntsValidate is only allowed on UpdateOne operations")
+	}
+	if _, exists := m.ID(); !exists || m.oldValue == nil {
+		return v, errors.New("OldIntsValidate requires an ID field in the mutation")
+	}
+	oldValue, err := m.oldValue(ctx)
+	if err != nil {
+		return v, fmt.Errorf("querying old value for OldIntsValidate: %w", err)
+	}
+	return oldValue.IntsValidate, nil
+}
+
+// OldFloatsValidate returns the old "floats_validate" field's value of the User entity.
+// If the User object wasn't provided to the builder, the object is fetched from the database.
+// An error is returned if the mutation operation is not UpdateOne, or the database query fails.
+func (m *UserMutation) OldFloatsValidate(ctx context.Context) (v []float64, err error) {
+	if !m.Op().Is(OpUpdateOne) {
+		return v, errors.New("OldFloatsValidate is only allowed on UpdateOne operations")
+	}
+	if _, exists := m.ID(); !exists || m.oldValue == nil {
+		return v, errors.New("OldFloatsValidate requires an ID field in the mutation")
+	}
+	oldValue, err := m.oldValue(ctx)
+	if err != nil {
+		return v, fmt.Errorf("querying old value for OldFloatsValidate: %w", err)
+	}
+	return oldValue.FloatsValidate, nil
+}
+
+// OldStringsValidate returns the old "strings_validate" field's value of the User entity.
+// If the User object wasn't provided to the builder, the object is fetched from the database.
+// An error is returned if the mutation operation is not UpdateOne, or the database query fails.
+func (m *UserMutation) OldStringsValidate(ctx context.Context) (v []string, err error) {
+	if !m.Op().Is(OpUpdateOne) {
+		return v, errors.New("OldStringsValidate is only allowed on UpdateOne operations")
+	}
+	if _, exists := m.ID(); !exists || m.oldValue == nil {
+		return v, errors.New("OldStringsValidate requires an ID field in the mutation")
+	}
+	oldValue, err := m.oldValue(ctx)
+	if err != nil {
+		return v, fmt.Errorf("querying old value for OldStringsValidate: %w", err)
+	}
+	return oldValue.StringsValidate, nil
+}
+
+// OldAddr returns the old "addr" field's value of the User entity.
+// If the User object wasn't provided to the builder, the object is fetched from the database.
+// An error is returned if the mutation operation is not UpdateOne, or the database query fails.
+func (m *UserMutation) OldAddr(ctx context.Context) (v schema.Addr, err error) {
+	if !m.Op().Is(OpUpdateOne) {
+		return v, errors.New("OldAddr is only allowed on UpdateOne operations")
+	}
+	if _, exists := m.ID(); !exists || m.oldValue == nil {
+		return v, errors.New("OldAddr requires an ID field in the mutation")
+	}
+	oldValue, err := m.oldValue(ctx)
+	if err != nil {
+		return v, fmt.Errorf("querying old value for OldAddr: %w", err)
+	}
+	return oldValue.Addr, nil
+}
+
+// OldUnknown returns the old "unknown" field's value of the User entity.
+// If the User object wasn't provided to the builder, the object is fetched from the database.
+// An error is returned if the mutation operation is not UpdateOne, or the database query fails.
+func (m *UserMutation) OldUnknown(ctx context.Context) (v any, err error) {
+	if !m.Op().Is(OpUpdateOne) {
+		return v, errors.New("OldUnknown is only allowed on UpdateOne operations")
+	}
+	if _, exists := m.ID(); !exists || m.oldValue == nil {
+		return v, errors.New("OldUnknown requires an ID field in the mutation")
+	}
+	oldValue, err := m.oldValue(ctx)
+	if err != nil {
+		return v, fmt.Errorf("querying old value for OldUnknown: %w", err)
+	}
+	return oldValue.Unknown, nil
+}
+
+// OldField returns the old value of the field from the database. An error is
+// returned if the mutation operation is not UpdateOne, or the query to the
+// database failed.
+func (m *UserMutation) OldField(ctx context.Context, name string) (ent.Value, error) {
+	switch name {
+	case user.FieldT:
+		return m.OldT(ctx)
+	case user.FieldURL:
+		return m.OldURL(ctx)
+	case user.FieldURLs:
+		return m.OldURLs(ctx)
+	case user.FieldRaw:
+		return m.OldRaw(ctx)
+	case user.FieldDirs:
+		return m.OldDirs(ctx)
+	case user.FieldInts:
+		return m.OldInts(ctx)
+	case user.FieldFloats:
+		return m.OldFloats(ctx)
+	case user.FieldStrings:
+		return m.OldStrings(ctx)
+	case user.FieldIntsValidate:
+		return m.OldIntsValidate(ctx)
+	case user.FieldFloatsValidate:
+		return m.OldFloatsValidate(ctx)
+	case user.FieldStringsValidate:
+		return m.OldStringsValidate(ctx)
+	case user.FieldAddr:
+		return m.OldAddr(ctx)
+	case user.FieldUnknown:
+		return m.OldUnknown(ctx)
+	}
+	return nil, fmt.Errorf("unknown User field %s", name)
+}