client.go

// 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 entv2

import (
	"context"
	"errors"
	"fmt"
	"log"

	"entgo.io/ent"
	"entgo.io/ent/entc/integration/migrate/entv2/migrate"

	"entgo.io/ent/dialect"
	"entgo.io/ent/dialect/sql"
	"entgo.io/ent/dialect/sql/sqlgraph"
	"entgo.io/ent/entc/integration/migrate/entv2/blog"
	"entgo.io/ent/entc/integration/migrate/entv2/car"
	"entgo.io/ent/entc/integration/migrate/entv2/conversion"
	"entgo.io/ent/entc/integration/migrate/entv2/customtype"
	"entgo.io/ent/entc/integration/migrate/entv2/group"
	"entgo.io/ent/entc/integration/migrate/entv2/media"
	"entgo.io/ent/entc/integration/migrate/entv2/pet"
	"entgo.io/ent/entc/integration/migrate/entv2/user"
	"entgo.io/ent/entc/integration/migrate/entv2/zoo"
)

// Client is the client that holds all ent builders.
type Client struct {
	config
	// Schema is the client for creating, migrating and dropping schema.
	Schema *migrate.Schema
	// Blog is the client for interacting with the Blog builders.
	Blog *BlogClient
	// Car is the client for interacting with the Car builders.
	Car *CarClient
	// Conversion is the client for interacting with the Conversion builders.
	Conversion *ConversionClient
	// CustomType is the client for interacting with the CustomType builders.
	CustomType *CustomTypeClient
	// Group is the client for interacting with the Group builders.
	Group *GroupClient
	// Media is the client for interacting with the Media builders.
	Media *MediaClient
	// Pet is the client for interacting with the Pet builders.
	Pet *PetClient
	// User is the client for interacting with the User builders.
	User *UserClient
	// Zoo is the client for interacting with the Zoo builders.
	Zoo *ZooClient
}

// NewClient creates a new client configured with the given options.
func NewClient(opts ...Option) *Client {
	cfg := config{log: log.Println, hooks: &hooks{}, inters: &inters{}}
	cfg.options(opts...)
	client := &Client{config: cfg}
	client.init()
	return client
}

func (c *Client) init() {
	c.Schema = migrate.NewSchema(c.driver)
	c.Blog = NewBlogClient(c.config)
	c.Car = NewCarClient(c.config)
	c.Conversion = NewConversionClient(c.config)
	c.CustomType = NewCustomTypeClient(c.config)
	c.Group = NewGroupClient(c.config)
	c.Media = NewMediaClient(c.config)
	c.Pet = NewPetClient(c.config)
	c.User = NewUserClient(c.config)
	c.Zoo = NewZooClient(c.config)
}

type (
	// config is the configuration for the client and its builder.
	config struct {
		// driver used for executing database requests.
		driver dialect.Driver
		// debug enable a debug logging.
		debug bool
		// log used for logging on debug mode.
		log func(...any)
		// hooks to execute on mutations.
		hooks *hooks
		// interceptors to execute on queries.
		inters *inters
	}
	// Option function to configure the client.
	Option func(*config)
)

// options applies the options on the config object.
func (c *config) options(opts ...Option) {
	for _, opt := range opts {
		opt(c)
	}
	if c.debug {
		c.driver = dialect.Debug(c.driver, c.log)
	}
}

// Debug enables debug logging on the ent.Driver.
func Debug() Option {
	return func(c *config) {
		c.debug = true
	}
}

// Log sets the logging function for debug mode.
func Log(fn func(...any)) Option {
	return func(c *config) {
		c.log = fn
	}
}

// Driver configures the client driver.
func Driver(driver dialect.Driver) Option {
	return func(c *config) {
		c.driver = driver
	}
}

// Open opens a database/sql.DB specified by the driver name and
// the data source name, and returns a new client attached to it.
// Optional parameters can be added for configuring the client.
func Open(driverName, dataSourceName string, options ...Option) (*Client, error) {
	switch driverName {
	case dialect.MySQL, dialect.Postgres, dialect.SQLite:
		drv, err := sql.Open(driverName, dataSourceName)
		if err != nil {
			return nil, err
		}
		return NewClient(append(options, Driver(drv))...), nil
	default:
		return nil, fmt.Errorf("unsupported driver: %q", driverName)
	}
}

// Tx returns a new transactional client. The provided context
// is used until the transaction is committed or rolled back.
func (c *Client) Tx(ctx context.Context) (*Tx, error) {
	if _, ok := c.driver.(*txDriver); ok {
		return nil, errors.New("entv2: cannot start a transaction within a transaction")
	}
	tx, err := newTx(ctx, c.driver)
	if err != nil {
		return nil, fmt.Errorf("entv2: starting a transaction: %w", err)
	}
	cfg := c.config
	cfg.driver = tx
	return &Tx{
		ctx:        ctx,
		config:     cfg,
		Blog:       NewBlogClient(cfg),
		Car:        NewCarClient(cfg),
		Conversion: NewConversionClient(cfg),
		CustomType: NewCustomTypeClient(cfg),
		Group:      NewGroupClient(cfg),
		Media:      NewMediaClient(cfg),
		Pet:        NewPetClient(cfg),
		User:       NewUserClient(cfg),
		Zoo:        NewZooClient(cfg),
	}, nil
}

// BeginTx returns a transactional client with specified options.
func (c *Client) BeginTx(ctx context.Context, opts *sql.TxOptions) (*Tx, error) {
	if _, ok := c.driver.(*txDriver); ok {
		return nil, errors.New("ent: cannot start a transaction within a transaction")
	}
	tx, err := c.driver.(interface {
		BeginTx(context.Context, *sql.TxOptions) (dialect.Tx, error)
	}).BeginTx(ctx, opts)
	if err != nil {
		return nil, fmt.Errorf("ent: starting a transaction: %w", err)
	}
	cfg := c.config
	cfg.driver = &txDriver{tx: tx, drv: c.driver}
	return &Tx{
		ctx:        ctx,
		config:     cfg,
		Blog:       NewBlogClient(cfg),
		Car:        NewCarClient(cfg),
		Conversion: NewConversionClient(cfg),
		CustomType: NewCustomTypeClient(cfg),
		Group:      NewGroupClient(cfg),
		Media:      NewMediaClient(cfg),
		Pet:        NewPetClient(cfg),
		User:       NewUserClient(cfg),
		Zoo:        NewZooClient(cfg),
	}, nil
}

// Debug returns a new debug-client. It's used to get verbose logging on specific operations.
//
//	client.Debug().
//		Blog.
//		Query().
//		Count(ctx)
func (c *Client) Debug() *Client {
	if c.debug {
		return c
	}
	cfg := c.config
	cfg.driver = dialect.Debug(c.driver, c.log)
	client := &Client{config: cfg}
	client.init()
	return client
}

// Close closes the database connection and prevents new queries from starting.
func (c *Client) Close() error {
	return c.driver.Close()
}

// Use adds the mutation hooks to all the entity clients.
// In order to add hooks to a specific client, call: `client.Node.Use(...)`.
func (c *Client) Use(hooks ...Hook) {
	for _, n := range []interface{ Use(...Hook) }{
		c.Blog, c.Car, c.Conversion, c.CustomType, c.Group, c.Media, c.Pet, c.User,
		c.Zoo,
	} {
		n.Use(hooks...)
	}
}

// Intercept adds the query interceptors to all the entity clients.
// In order to add interceptors to a specific client, call: `client.Node.Intercept(...)`.
func (c *Client) Intercept(interceptors ...Interceptor) {
	for _, n := range []interface{ Intercept(...Interceptor) }{
		c.Blog, c.Car, c.Conversion, c.CustomType, c.Group, c.Media, c.Pet, c.User,
		c.Zoo,
	} {
		n.Intercept(interceptors...)
	}
}

// Mutate implements the ent.Mutator interface.
func (c *Client) Mutate(ctx context.Context, m Mutation) (Value, error) {
	switch m := m.(type) {
	case *BlogMutation:
		return c.Blog.mutate(ctx, m)
	case *CarMutation:
		return c.Car.mutate(ctx, m)
	case *ConversionMutation:
		return c.Conversion.mutate(ctx, m)
	case *CustomTypeMutation:
		return c.CustomType.mutate(ctx, m)
	case *GroupMutation:
		return c.Group.mutate(ctx, m)
	case *MediaMutation:
		return c.Media.mutate(ctx, m)
	case *PetMutation:
		return c.Pet.mutate(ctx, m)
	case *UserMutation:
		return c.User.mutate(ctx, m)
	case *ZooMutation:
		return c.Zoo.mutate(ctx, m)
	default:
		return nil, fmt.Errorf("entv2: unknown mutation type %T", m)
	}
}

// BlogClient is a client for the Blog schema.
type BlogClient struct {
	config
}

// NewBlogClient returns a client for the Blog from the given config.
func NewBlogClient(c config) *BlogClient {
	return &BlogClient{config: c}
}

// Use adds a list of mutation hooks to the hooks stack.
// A call to `Use(f, g, h)` equals to `blog.Hooks(f(g(h())))`.
func (c *BlogClient) Use(hooks ...Hook) {
	c.hooks.Blog = append(c.hooks.Blog, hooks...)
}

// Intercept adds a list of query interceptors to the interceptors stack.
// A call to `Intercept(f, g, h)` equals to `blog.Intercept(f(g(h())))`.
func (c *BlogClient) Intercept(interceptors ...Interceptor) {
	c.inters.Blog = append(c.inters.Blog, interceptors...)
}

// Create returns a builder for creating a Blog entity.
func (c *BlogClient) Create() *BlogCreate {
	mutation := newBlogMutation(c.config, OpCreate)
	return &BlogCreate{config: c.config, hooks: c.Hooks(), mutation: mutation}
}

// CreateBulk returns a builder for creating a bulk of Blog entities.
func (c *BlogClient) CreateBulk(builders ...*BlogCreate) *BlogCreateBulk {
	return &BlogCreateBulk{config: c.config, builders: builders}
}

// Update returns an update builder for Blog.
func (c *BlogClient) Update() *BlogUpdate {
	mutation := newBlogMutation(c.config, OpUpdate)
	return &BlogUpdate{config: c.config, hooks: c.Hooks(), mutation: mutation}
}

// UpdateOne returns an update builder for the given entity.
func (c *BlogClient) UpdateOne(b *Blog) *BlogUpdateOne {
	mutation := newBlogMutation(c.config, OpUpdateOne, withBlog(b))
	return &BlogUpdateOne{config: c.config, hooks: c.Hooks(), mutation: mutation}
}

// UpdateOneID returns an update builder for the given id.
func (c *BlogClient) UpdateOneID(id int) *BlogUpdateOne {
	mutation := newBlogMutation(c.config, OpUpdateOne, withBlogID(id))
	return &BlogUpdateOne{config: c.config, hooks: c.Hooks(), mutation: mutation}
}

// Delete returns a delete builder for Blog.
func (c *BlogClient) Delete() *BlogDelete {
	mutation := newBlogMutation(c.config, OpDelete)
	return &BlogDelete{config: c.config, hooks: c.Hooks(), mutation: mutation}
}

// DeleteOne returns a builder for deleting the given entity.
func (c *BlogClient) DeleteOne(b *Blog) *BlogDeleteOne {
	return c.DeleteOneID(b.ID)
}

// DeleteOneID returns a builder for deleting the given entity by its id.
func (c *BlogClient) DeleteOneID(id int) *BlogDeleteOne {
	builder := c.Delete().Where(blog.ID(id))
	builder.mutation.id = &id
	builder.mutation.op = OpDeleteOne
	return &BlogDeleteOne{builder}
}

// Query returns a query builder for Blog.
func (c *BlogClient) Query() *BlogQuery {
	return &BlogQuery{
		config: c.config,
		ctx:    &QueryContext{Type: TypeBlog},
		inters: c.Interceptors(),
	}
}

// Get returns a Blog entity by its id.
func (c *BlogClient) Get(ctx context.Context, id int) (*Blog, error) {
	return c.Query().Where(blog.ID(id)).Only(ctx)
}

// GetX is like Get, but panics if an error occurs.
func (c *BlogClient) GetX(ctx context.Context, id int) *Blog {
	obj, err := c.Get(ctx, id)
	if err != nil {
		panic(err)
	}
	return obj
}

// QueryAdmins queries the admins edge of a Blog.
func (c *BlogClient) QueryAdmins(b *Blog) *UserQuery {
	query := (&UserClient{config: c.config}).Query()
	query.path = func(context.Context) (fromV *sql.Selector, _ error) {
		id := b.ID
		step := sqlgraph.NewStep(
			sqlgraph.From(blog.Table, blog.FieldID, id),
			sqlgraph.To(user.Table, user.FieldID),
			sqlgraph.Edge(sqlgraph.O2M, false, blog.AdminsTable, blog.AdminsColumn),
		)
		fromV = sqlgraph.Neighbors(b.driver.Dialect(), step)
		return fromV, nil
	}
	return query
}

// Hooks returns the client hooks.
func (c *BlogClient) Hooks() []Hook {
	return c.hooks.Blog
}

// Interceptors returns the client interceptors.
func (c *BlogClient) Interceptors() []Interceptor {
	return c.inters.Blog
}

func (c *BlogClient) mutate(ctx context.Context, m *BlogMutation) (Value, error) {
	switch m.Op() {
	case OpCreate:
		return (&BlogCreate{config: c.config, hooks: c.Hooks(), mutation: m}).Save(ctx)
	case OpUpdate:
		return (&BlogUpdate{config: c.config, hooks: c.Hooks(), mutation: m}).Save(ctx)
	case OpUpdateOne:
		return (&BlogUpdateOne{config: c.config, hooks: c.Hooks(), mutation: m}).Save(ctx)
	case OpDelete, OpDeleteOne:
		return (&BlogDelete{config: c.config, hooks: c.Hooks(), mutation: m}).Exec(ctx)
	default:
		return nil, fmt.Errorf("entv2: unknown Blog mutation op: %q", m.Op())
	}
}

// CarClient is a client for the Car schema.
type CarClient struct {
	config
}

// NewCarClient returns a client for the Car from the given config.
func NewCarClient(c config) *CarClient {
	return &CarClient{config: c}
}

// Use adds a list of mutation hooks to the hooks stack.
// A call to `Use(f, g, h)` equals to `car.Hooks(f(g(h())))`.
func (c *CarClient) Use(hooks ...Hook) {
	c.hooks.Car = append(c.hooks.Car, hooks...)
}

// Intercept adds a list of query interceptors to the interceptors stack.
// A call to `Intercept(f, g, h)` equals to `car.Intercept(f(g(h())))`.
func (c *CarClient) Intercept(interceptors ...Interceptor) {
	c.inters.Car = append(c.inters.Car, interceptors...)
}

// Create returns a builder for creating a Car entity.
func (c *CarClient) Create() *CarCreate {
	mutation := newCarMutation(c.config, OpCreate)
	return &CarCreate{config: c.config, hooks: c.Hooks(), mutation: mutation}
}

// CreateBulk returns a builder for creating a bulk of Car entities.
func (c *CarClient) CreateBulk(builders ...*CarCreate) *CarCreateBulk {
	return &CarCreateBulk{config: c.config, builders: builders}
}

// Update returns an update builder for Car.
func (c *CarClient) Update() *CarUpdate {
	mutation := newCarMutation(c.config, OpUpdate)
	return &CarUpdate{config: c.config, hooks: c.Hooks(), mutation: mutation}
}

// UpdateOne returns an update builder for the given entity.
func (c *CarClient) UpdateOne(ca *Car) *CarUpdateOne {
	mutation := newCarMutation(c.config, OpUpdateOne, withCar(ca))
	return &CarUpdateOne{config: c.config, hooks: c.Hooks(), mutation: mutation}
}

// UpdateOneID returns an update builder for the given id.
func (c *CarClient) UpdateOneID(id int) *CarUpdateOne {
	mutation := newCarMutation(c.config, OpUpdateOne, withCarID(id))
	return &CarUpdateOne{config: c.config, hooks: c.Hooks(), mutation: mutation}
}

// Delete returns a delete builder for Car.
func (c *CarClient) Delete() *CarDelete {
	mutation := newCarMutation(c.config, OpDelete)
	return &CarDelete{config: c.config, hooks: c.Hooks(), mutation: mutation}
}

// DeleteOne returns a builder for deleting the given entity.
func (c *CarClient) DeleteOne(ca *Car) *CarDeleteOne {
	return c.DeleteOneID(ca.ID)
}

// DeleteOneID returns a builder for deleting the given entity by its id.
func (c *CarClient) DeleteOneID(id int) *CarDeleteOne {
	builder := c.Delete().Where(car.ID(id))
	builder.mutation.id = &id
	builder.mutation.op = OpDeleteOne
	return &CarDeleteOne{builder}
}

// Query returns a query builder for Car.
func (c *CarClient) Query() *CarQuery {
	return &CarQuery{
		config: c.config,
		ctx:    &QueryContext{Type: TypeCar},
		inters: c.Interceptors(),
	}
}

// Get returns a Car entity by its id.
func (c *CarClient) Get(ctx context.Context, id int) (*Car, error) {
	return c.Query().Where(car.ID(id)).Only(ctx)
}

// GetX is like Get, but panics if an error occurs.
func (c *CarClient) GetX(ctx context.Context, id int) *Car {
	obj, err := c.Get(ctx, id)
	if err != nil {
		panic(err)
	}
	return obj
}

// QueryOwner queries the owner edge of a Car.
func (c *CarClient) QueryOwner(ca *Car) *UserQuery {
	query := (&UserClient{config: c.config}).Query()
	query.path = func(context.Context) (fromV *sql.Selector, _ error) {
		id := ca.ID
		step := sqlgraph.NewStep(
			sqlgraph.From(car.Table, car.FieldID, id),
			sqlgraph.To(user.Table, user.FieldID),
			sqlgraph.Edge(sqlgraph.M2O, true, car.OwnerTable, car.OwnerColumn),
		)
		fromV = sqlgraph.Neighbors(ca.driver.Dialect(), step)
		return fromV, nil
	}
	return query
}

// Hooks returns the client hooks.
func (c *CarClient) Hooks() []Hook {
	return c.hooks.Car
}

// Interceptors returns the client interceptors.
func (c *CarClient) Interceptors() []Interceptor {
	return c.inters.Car
}

func (c *CarClient) mutate(ctx context.Context, m *CarMutation) (Value, error) {
	switch m.Op() {
	case OpCreate:
		return (&CarCreate{config: c.config, hooks: c.Hooks(), mutation: m}).Save(ctx)
	case OpUpdate:
		return (&CarUpdate{config: c.config, hooks: c.Hooks(), mutation: m}).Save(ctx)
	case OpUpdateOne:
		return (&CarUpdateOne{config: c.config, hooks: c.Hooks(), mutation: m}).Save(ctx)
	case OpDelete, OpDeleteOne:
		return (&CarDelete{config: c.config, hooks: c.Hooks(), mutation: m}).Exec(ctx)
	default:
		return nil, fmt.Errorf("entv2: unknown Car mutation op: %q", m.Op())
	}
}

// ConversionClient is a client for the Conversion schema.
type ConversionClient struct {
	config
}

// NewConversionClient returns a client for the Conversion from the given config.
func NewConversionClient(c config) *ConversionClient {
	return &ConversionClient{config: c}
}

// Use adds a list of mutation hooks to the hooks stack.
// A call to `Use(f, g, h)` equals to `conversion.Hooks(f(g(h())))`.
func (c *ConversionClient) Use(hooks ...Hook) {
	c.hooks.Conversion = append(c.hooks.Conversion, hooks...)
}

// Intercept adds a list of query interceptors to the interceptors stack.
// A call to `Intercept(f, g, h)` equals to `conversion.Intercept(f(g(h())))`.
func (c *ConversionClient) Intercept(interceptors ...Interceptor) {
	c.inters.Conversion = append(c.inters.Conversion, interceptors...)
}

// Create returns a builder for creating a Conversion entity.
func (c *ConversionClient) Create() *ConversionCreate {
	mutation := newConversionMutation(c.config, OpCreate)
	return &ConversionCreate{config: c.config, hooks: c.Hooks(), mutation: mutation}
}

// CreateBulk returns a builder for creating a bulk of Conversion entities.
func (c *ConversionClient) CreateBulk(builders ...*ConversionCreate) *ConversionCreateBulk {
	return &ConversionCreateBulk{config: c.config, builders: builders}
}

// Update returns an update builder for Conversion.
func (c *ConversionClient) Update() *ConversionUpdate {
	mutation := newConversionMutation(c.config, OpUpdate)
	return &ConversionUpdate{config: c.config, hooks: c.Hooks(), mutation: mutation}
}

// UpdateOne returns an update builder for the given entity.
func (c *ConversionClient) UpdateOne(co *Conversion) *ConversionUpdateOne {
	mutation := newConversionMutation(c.config, OpUpdateOne, withConversion(co))
	return &ConversionUpdateOne{config: c.config, hooks: c.Hooks(), mutation: mutation}
}

// UpdateOneID returns an update builder for the given id.
func (c *ConversionClient) UpdateOneID(id int) *ConversionUpdateOne {
	mutation := newConversionMutation(c.config, OpUpdateOne, withConversionID(id))
	return &ConversionUpdateOne{config: c.config, hooks: c.Hooks(), mutation: mutation}
}

// Delete returns a delete builder for Conversion.
func (c *ConversionClient) Delete() *ConversionDelete {
	mutation := newConversionMutation(c.config, OpDelete)
	return &ConversionDelete{config: c.config, hooks: c.Hooks(), mutation: mutation}
}

// DeleteOne returns a builder for deleting the given entity.
func (c *ConversionClient) DeleteOne(co *Conversion) *ConversionDeleteOne {
	return c.DeleteOneID(co.ID)
}

// DeleteOneID returns a builder for deleting the given entity by its id.
func (c *ConversionClient) DeleteOneID(id int) *ConversionDeleteOne {
	builder := c.Delete().Where(conversion.ID(id))
	builder.mutation.id = &id
	builder.mutation.op = OpDeleteOne
	return &ConversionDeleteOne{builder}
}

// Query returns a query builder for Conversion.
func (c *ConversionClient) Query() *ConversionQuery {
	return &ConversionQuery{
		config: c.config,
		ctx:    &QueryContext{Type: TypeConversion},
		inters: c.Interceptors(),
	}
}

// Get returns a Conversion entity by its id.
func (c *ConversionClient) Get(ctx context.Context, id int) (*Conversion, error) {
	return c.Query().Where(conversion.ID(id)).Only(ctx)
}

// GetX is like Get, but panics if an error occurs.
func (c *ConversionClient) GetX(ctx context.Context, id int) *Conversion {
	obj, err := c.Get(ctx, id)
	if err != nil {
		panic(err)
	}
	return obj
}

// Hooks returns the client hooks.
func (c *ConversionClient) Hooks() []Hook {
	return c.hooks.Conversion
}

// Interceptors returns the client interceptors.
func (c *ConversionClient) Interceptors() []Interceptor {
	return c.inters.Conversion
}

func (c *ConversionClient) mutate(ctx context.Context, m *ConversionMutation) (Value, error) {
	switch m.Op() {
	case OpCreate:
		return (&ConversionCreate{config: c.config, hooks: c.Hooks(), mutation: m}).Save(ctx)
	case OpUpdate:
		return (&ConversionUpdate{config: c.config, hooks: c.Hooks(), mutation: m}).Save(ctx)
	case OpUpdateOne:
		return (&ConversionUpdateOne{config: c.config, hooks: c.Hooks(), mutation: m}).Save(ctx)
	case OpDelete, OpDeleteOne:
		return (&ConversionDelete{config: c.config, hooks: c.Hooks(), mutation: m}).Exec(ctx)
	default:
		return nil, fmt.Errorf("entv2: unknown Conversion mutation op: %q", m.Op())
	}
}

// CustomTypeClient is a client for the CustomType schema.
type CustomTypeClient struct {
	config
}

// NewCustomTypeClient returns a client for the CustomType from the given config.
func NewCustomTypeClient(c config) *CustomTypeClient {
	return &CustomTypeClient{config: c}
}

// Use adds a list of mutation hooks to the hooks stack.
// A call to `Use(f, g, h)` equals to `customtype.Hooks(f(g(h())))`.
func (c *CustomTypeClient) Use(hooks ...Hook) {
	c.hooks.CustomType = append(c.hooks.CustomType, hooks...)
}

// Intercept adds a list of query interceptors to the interceptors stack.
// A call to `Intercept(f, g, h)` equals to `customtype.Intercept(f(g(h())))`.
func (c *CustomTypeClient) Intercept(interceptors ...Interceptor) {
	c.inters.CustomType = append(c.inters.CustomType, interceptors...)
}

// Create returns a builder for creating a CustomType entity.
func (c *CustomTypeClient) Create() *CustomTypeCreate {
	mutation := newCustomTypeMutation(c.config, OpCreate)
	return &CustomTypeCreate{config: c.config, hooks: c.Hooks(), mutation: mutation}
}

// CreateBulk returns a builder for creating a bulk of CustomType entities.
func (c *CustomTypeClient) CreateBulk(builders ...*CustomTypeCreate) *CustomTypeCreateBulk {
	return &CustomTypeCreateBulk{config: c.config, builders: builders}
}

// Update returns an update builder for CustomType.
func (c *CustomTypeClient) Update() *CustomTypeUpdate {
	mutation := newCustomTypeMutation(c.config, OpUpdate)
	return &CustomTypeUpdate{config: c.config, hooks: c.Hooks(), mutation: mutation}
}

// UpdateOne returns an update builder for the given entity.
func (c *CustomTypeClient) UpdateOne(ct *CustomType) *CustomTypeUpdateOne {
	mutation := newCustomTypeMutation(c.config, OpUpdateOne, withCustomType(ct))
	return &CustomTypeUpdateOne{config: c.config, hooks: c.Hooks(), mutation: mutation}
}

// UpdateOneID returns an update builder for the given id.
func (c *CustomTypeClient) UpdateOneID(id int) *CustomTypeUpdateOne {
	mutation := newCustomTypeMutation(c.config, OpUpdateOne, withCustomTypeID(id))
	return &CustomTypeUpdateOne{config: c.config, hooks: c.Hooks(), mutation: mutation}
}

// Delete returns a delete builder for CustomType.
func (c *CustomTypeClient) Delete() *CustomTypeDelete {
	mutation := newCustomTypeMutation(c.config, OpDelete)
	return &CustomTypeDelete{config: c.config, hooks: c.Hooks(), mutation: mutation}
}

// DeleteOne returns a builder for deleting the given entity.
func (c *CustomTypeClient) DeleteOne(ct *CustomType) *CustomTypeDeleteOne {
	return c.DeleteOneID(ct.ID)
}

// DeleteOneID returns a builder for deleting the given entity by its id.
func (c *CustomTypeClient) DeleteOneID(id int) *CustomTypeDeleteOne {
	builder := c.Delete().Where(customtype.ID(id))
	builder.mutation.id = &id
	builder.mutation.op = OpDeleteOne
	return &CustomTypeDeleteOne{builder}
}

// Query returns a query builder for CustomType.
func (c *CustomTypeClient) Query() *CustomTypeQuery {
	return &CustomTypeQuery{
		config: c.config,
		ctx:    &QueryContext{Type: TypeCustomType},
		inters: c.Interceptors(),
	}
}

// Get returns a CustomType entity by its id.
func (c *CustomTypeClient) Get(ctx context.Context, id int) (*CustomType, error) {
	return c.Query().Where(customtype.ID(id)).Only(ctx)
}

// GetX is like Get, but panics if an error occurs.
func (c *CustomTypeClient) GetX(ctx context.Context, id int) *CustomType {
	obj, err := c.Get(ctx, id)
	if err != nil {
		panic(err)
	}
	return obj
}

// Hooks returns the client hooks.
func (c *CustomTypeClient) Hooks() []Hook {
	return c.hooks.CustomType
}

// Interceptors returns the client interceptors.
func (c *CustomTypeClient) Interceptors() []Interceptor {
	return c.inters.CustomType
}

func (c *CustomTypeClient) mutate(ctx context.Context, m *CustomTypeMutation) (Value, error) {
	switch m.Op() {
	case OpCreate:
		return (&CustomTypeCreate{config: c.config, hooks: c.Hooks(), mutation: m}).Save(ctx)
	case OpUpdate:
		return (&CustomTypeUpdate{config: c.config, hooks: c.Hooks(), mutation: m}).Save(ctx)
	case OpUpdateOne:
		return (&CustomTypeUpdateOne{config: c.config, hooks: c.Hooks(), mutation: m}).Save(ctx)
	case OpDelete, OpDeleteOne:
		return (&CustomTypeDelete{config: c.config, hooks: c.Hooks(), mutation: m}).Exec(ctx)
	default:
		return nil, fmt.Errorf("entv2: unknown CustomType mutation op: %q", m.Op())
	}
}

// GroupClient is a client for the Group schema.
type GroupClient struct {
	config
}

// NewGroupClient returns a client for the Group from the given config.
func NewGroupClient(c config) *GroupClient {
	return &GroupClient{config: c}
}

// Use adds a list of mutation hooks to the hooks stack.
// A call to `Use(f, g, h)` equals to `group.Hooks(f(g(h())))`.
func (c *GroupClient) Use(hooks ...Hook) {
	c.hooks.Group = append(c.hooks.Group, hooks...)
}

// Intercept adds a list of query interceptors to the interceptors stack.
// A call to `Intercept(f, g, h)` equals to `group.Intercept(f(g(h())))`.
func (c *GroupClient) Intercept(interceptors ...Interceptor) {
	c.inters.Group = append(c.inters.Group, interceptors...)
}

// Create returns a builder for creating a Group entity.
func (c *GroupClient) Create() *GroupCreate {
	mutation := newGroupMutation(c.config, OpCreate)
	return &GroupCreate{config: c.config, hooks: c.Hooks(), mutation: mutation}
}

// CreateBulk returns a builder for creating a bulk of Group entities.
func (c *GroupClient) CreateBulk(builders ...*GroupCreate) *GroupCreateBulk {
	return &GroupCreateBulk{config: c.config, builders: builders}
}

// Update returns an update builder for Group.
func (c *GroupClient) Update() *GroupUpdate {
	mutation := newGroupMutation(c.config, OpUpdate)
	return &GroupUpdate{config: c.config, hooks: c.Hooks(), mutation: mutation}
}

// UpdateOne returns an update builder for the given entity.
func (c *GroupClient) UpdateOne(gr *Group) *GroupUpdateOne {
	mutation := newGroupMutation(c.config, OpUpdateOne, withGroup(gr))
	return &GroupUpdateOne{config: c.config, hooks: c.Hooks(), mutation: mutation}
}

// UpdateOneID returns an update builder for the given id.
func (c *GroupClient) UpdateOneID(id int) *GroupUpdateOne {
	mutation := newGroupMutation(c.config, OpUpdateOne, withGroupID(id))
	return &GroupUpdateOne{config: c.config, hooks: c.Hooks(), mutation: mutation}
}

// Delete returns a delete builder for Group.
func (c *GroupClient) Delete() *GroupDelete {
	mutation := newGroupMutation(c.config, OpDelete)
	return &GroupDelete{config: c.config, hooks: c.Hooks(), mutation: mutation}
}

// DeleteOne returns a builder for deleting the given entity.
func (c *GroupClient) DeleteOne(gr *Group) *GroupDeleteOne {
	return c.DeleteOneID(gr.ID)
}

// DeleteOneID returns a builder for deleting the given entity by its id.
func (c *GroupClient) DeleteOneID(id int) *GroupDeleteOne {
	builder := c.Delete().Where(group.ID(id))
	builder.mutation.id = &id
	builder.mutation.op = OpDeleteOne
	return &GroupDeleteOne{builder}
}

// Query returns a query builder for Group.
func (c *GroupClient) Query() *GroupQuery {
	return &GroupQuery{
		config: c.config,
		ctx:    &QueryContext{Type: TypeGroup},
		inters: c.Interceptors(),
	}
}

// Get returns a Group entity by its id.
func (c *GroupClient) Get(ctx context.Context, id int) (*Group, error) {
	return c.Query().Where(group.ID(id)).Only(ctx)
}

// GetX is like Get, but panics if an error occurs.
func (c *GroupClient) GetX(ctx context.Context, id int) *Group {
	obj, err := c.Get(ctx, id)
	if err != nil {
		panic(err)
	}
	return obj
}

// Hooks returns the client hooks.
func (c *GroupClient) Hooks() []Hook {
	return c.hooks.Group
}

// Interceptors returns the client interceptors.
func (c *GroupClient) Interceptors() []Interceptor {
	return c.inters.Group
}

func (c *GroupClient) mutate(ctx context.Context, m *GroupMutation) (Value, error) {
	switch m.Op() {
	case OpCreate:
		return (&GroupCreate{config: c.config, hooks: c.Hooks(), mutation: m}).Save(ctx)
	case OpUpdate:
		return (&GroupUpdate{config: c.config, hooks: c.Hooks(), mutation: m}).Save(ctx)
	case OpUpdateOne:
		return (&GroupUpdateOne{config: c.config, hooks: c.Hooks(), mutation: m}).Save(ctx)
	case OpDelete, OpDeleteOne:
		return (&GroupDelete{config: c.config, hooks: c.Hooks(), mutation: m}).Exec(ctx)
	default:
		return nil, fmt.Errorf("entv2: unknown Group mutation op: %q", m.Op())
	}
}

// MediaClient is a client for the Media schema.
type MediaClient struct {
	config
}

// NewMediaClient returns a client for the Media from the given config.
func NewMediaClient(c config) *MediaClient {
	return &MediaClient{config: c}
}

// Use adds a list of mutation hooks to the hooks stack.
// A call to `Use(f, g, h)` equals to `media.Hooks(f(g(h())))`.
func (c *MediaClient) Use(hooks ...Hook) {
	c.hooks.Media = append(c.hooks.Media, hooks...)
}

// Intercept adds a list of query interceptors to the interceptors stack.
// A call to `Intercept(f, g, h)` equals to `media.Intercept(f(g(h())))`.
func (c *MediaClient) Intercept(interceptors ...Interceptor) {
	c.inters.Media = append(c.inters.Media, interceptors...)
}

// Create returns a builder for creating a Media entity.
func (c *MediaClient) Create() *MediaCreate {
	mutation := newMediaMutation(c.config, OpCreate)
	return &MediaCreate{config: c.config, hooks: c.Hooks(), mutation: mutation}
}

// CreateBulk returns a builder for creating a bulk of Media entities.
func (c *MediaClient) CreateBulk(builders ...*MediaCreate) *MediaCreateBulk {
	return &MediaCreateBulk{config: c.config, builders: builders}
}

// Update returns an update builder for Media.
func (c *MediaClient) Update() *MediaUpdate {
	mutation := newMediaMutation(c.config, OpUpdate)
	return &MediaUpdate{config: c.config, hooks: c.Hooks(), mutation: mutation}
}

// UpdateOne returns an update builder for the given entity.
func (c *MediaClient) UpdateOne(m *Media) *MediaUpdateOne {
	mutation := newMediaMutation(c.config, OpUpdateOne, withMedia(m))
	return &MediaUpdateOne{config: c.config, hooks: c.Hooks(), mutation: mutation}
}

// UpdateOneID returns an update builder for the given id.
func (c *MediaClient) UpdateOneID(id int) *MediaUpdateOne {
	mutation := newMediaMutation(c.config, OpUpdateOne, withMediaID(id))
	return &MediaUpdateOne{config: c.config, hooks: c.Hooks(), mutation: mutation}
}

// Delete returns a delete builder for Media.
func (c *MediaClient) Delete() *MediaDelete {
	mutation := newMediaMutation(c.config, OpDelete)
	return &MediaDelete{config: c.config, hooks: c.Hooks(), mutation: mutation}
}

// DeleteOne returns a builder for deleting the given entity.
func (c *MediaClient) DeleteOne(m *Media) *MediaDeleteOne {
	return c.DeleteOneID(m.ID)
}

// DeleteOneID returns a builder for deleting the given entity by its id.
func (c *MediaClient) DeleteOneID(id int) *MediaDeleteOne {
	builder := c.Delete().Where(media.ID(id))
	builder.mutation.id = &id
	builder.mutation.op = OpDeleteOne
	return &MediaDeleteOne{builder}
}

// Query returns a query builder for Media.
func (c *MediaClient) Query() *MediaQuery {
	return &MediaQuery{
		config: c.config,
		ctx:    &QueryContext{Type: TypeMedia},
		inters: c.Interceptors(),
	}
}

// Get returns a Media entity by its id.
func (c *MediaClient) Get(ctx context.Context, id int) (*Media, error) {
	return c.Query().Where(media.ID(id)).Only(ctx)
}

// GetX is like Get, but panics if an error occurs.
func (c *MediaClient) GetX(ctx context.Context, id int) *Media {
	obj, err := c.Get(ctx, id)
	if err != nil {
		panic(err)
	}
	return obj
}

// Hooks returns the client hooks.
func (c *MediaClient) Hooks() []Hook {
	return c.hooks.Media
}

// Interceptors returns the client interceptors.
func (c *MediaClient) Interceptors() []Interceptor {
	return c.inters.Media
}

func (c *MediaClient) mutate(ctx context.Context, m *MediaMutation) (Value, error) {
	switch m.Op() {
	case OpCreate:
		return (&MediaCreate{config: c.config, hooks: c.Hooks(), mutation: m}).Save(ctx)
	case OpUpdate:
		return (&MediaUpdate{config: c.config, hooks: c.Hooks(), mutation: m}).Save(ctx)
	case OpUpdateOne:
		return (&MediaUpdateOne{config: c.config, hooks: c.Hooks(), mutation: m}).Save(ctx)
	case OpDelete, OpDeleteOne:
		return (&MediaDelete{config: c.config, hooks: c.Hooks(), mutation: m}).Exec(ctx)
	default:
		return nil, fmt.Errorf("entv2: unknown Media mutation op: %q", m.Op())
	}
}

// PetClient is a client for the Pet schema.
type PetClient struct {
	config
}

// NewPetClient returns a client for the Pet from the given config.
func NewPetClient(c config) *PetClient {
	return &PetClient{config: c}
}

// Use adds a list of mutation hooks to the hooks stack.
// A call to `Use(f, g, h)` equals to `pet.Hooks(f(g(h())))`.
func (c *PetClient) Use(hooks ...Hook) {
	c.hooks.Pet = append(c.hooks.Pet, hooks...)
}

// Intercept adds a list of query interceptors to the interceptors stack.
// A call to `Intercept(f, g, h)` equals to `pet.Intercept(f(g(h())))`.
func (c *PetClient) Intercept(interceptors ...Interceptor) {
	c.inters.Pet = append(c.inters.Pet, interceptors...)
}

// Create returns a builder for creating a Pet entity.
func (c *PetClient) Create() *PetCreate {
	mutation := newPetMutation(c.config, OpCreate)
	return &PetCreate{config: c.config, hooks: c.Hooks(), mutation: mutation}
}

// CreateBulk returns a builder for creating a bulk of Pet entities.
func (c *PetClient) CreateBulk(builders ...*PetCreate) *PetCreateBulk {
	return &PetCreateBulk{config: c.config, builders: builders}
}

// Update returns an update builder for Pet.
func (c *PetClient) Update() *PetUpdate {
	mutation := newPetMutation(c.config, OpUpdate)
	return &PetUpdate{config: c.config, hooks: c.Hooks(), mutation: mutation}
}

// UpdateOne returns an update builder for the given entity.
func (c *PetClient) UpdateOne(pe *Pet) *PetUpdateOne {
	mutation := newPetMutation(c.config, OpUpdateOne, withPet(pe))
	return &PetUpdateOne{config: c.config, hooks: c.Hooks(), mutation: mutation}
}

// UpdateOneID returns an update builder for the given id.
func (c *PetClient) UpdateOneID(id int) *PetUpdateOne {
	mutation := newPetMutation(c.config, OpUpdateOne, withPetID(id))
	return &PetUpdateOne{config: c.config, hooks: c.Hooks(), mutation: mutation}
}

// Delete returns a delete builder for Pet.
func (c *PetClient) Delete() *PetDelete {
	mutation := newPetMutation(c.config, OpDelete)
	return &PetDelete{config: c.config, hooks: c.Hooks(), mutation: mutation}
}

// DeleteOne returns a builder for deleting the given entity.
func (c *PetClient) DeleteOne(pe *Pet) *PetDeleteOne {
	return c.DeleteOneID(pe.ID)
}

// DeleteOneID returns a builder for deleting the given entity by its id.
func (c *PetClient) DeleteOneID(id int) *PetDeleteOne {
	builder := c.Delete().Where(pet.ID(id))
	builder.mutation.id = &id
	builder.mutation.op = OpDeleteOne
	return &PetDeleteOne{builder}
}

// Query returns a query builder for Pet.
func (c *PetClient) Query() *PetQuery {
	return &PetQuery{
		config: c.config,
		ctx:    &QueryContext{Type: TypePet},
		inters: c.Interceptors(),
	}
}

// Get returns a Pet entity by its id.
func (c *PetClient) Get(ctx context.Context, id int) (*Pet, error) {
	return c.Query().Where(pet.ID(id)).Only(ctx)
}

// GetX is like Get, but panics if an error occurs.
func (c *PetClient) GetX(ctx context.Context, id int) *Pet {
	obj, err := c.Get(ctx, id)
	if err != nil {
		panic(err)
	}
	return obj
}

// QueryOwner queries the owner edge of a Pet.
func (c *PetClient) QueryOwner(pe *Pet) *UserQuery {
	query := (&UserClient{config: c.config}).Query()
	query.path = func(context.Context) (fromV *sql.Selector, _ error) {
		id := pe.ID
		step := sqlgraph.NewStep(
			sqlgraph.From(pet.Table, pet.FieldID, id),
			sqlgraph.To(user.Table, user.FieldID),
			sqlgraph.Edge(sqlgraph.O2O, true, pet.OwnerTable, pet.OwnerColumn),
		)
		fromV = sqlgraph.Neighbors(pe.driver.Dialect(), step)
		return fromV, nil
	}
	return query
}

// Hooks returns the client hooks.
func (c *PetClient) Hooks() []Hook {
	return c.hooks.Pet
}

// Interceptors returns the client interceptors.
func (c *PetClient) Interceptors() []Interceptor {
	return c.inters.Pet
}

func (c *PetClient) mutate(ctx context.Context, m *PetMutation) (Value, error) {
	switch m.Op() {
	case OpCreate:
		return (&PetCreate{config: c.config, hooks: c.Hooks(), mutation: m}).Save(ctx)
	case OpUpdate:
		return (&PetUpdate{config: c.config, hooks: c.Hooks(), mutation: m}).Save(ctx)
	case OpUpdateOne:
		return (&PetUpdateOne{config: c.config, hooks: c.Hooks(), mutation: m}).Save(ctx)
	case OpDelete, OpDeleteOne:
		return (&PetDelete{config: c.config, hooks: c.Hooks(), mutation: m}).Exec(ctx)
	default:
		return nil, fmt.Errorf("entv2: unknown Pet mutation op: %q", m.Op())
	}
}

// UserClient is a client for the User schema.
type UserClient struct {
	config
}

// NewUserClient returns a client for the User from the given config.
func NewUserClient(c config) *UserClient {
	return &UserClient{config: c}
}

// Use adds a list of mutation hooks to the hooks stack.
// A call to `Use(f, g, h)` equals to `user.Hooks(f(g(h())))`.
func (c *UserClient) Use(hooks ...Hook) {
	c.hooks.User = append(c.hooks.User, hooks...)
}

// Intercept adds a list of query interceptors to the interceptors stack.
// A call to `Intercept(f, g, h)` equals to `user.Intercept(f(g(h())))`.
func (c *UserClient) Intercept(interceptors ...Interceptor) {
	c.inters.User = append(c.inters.User, interceptors...)
}

// Create returns a builder for creating a User entity.
func (c *UserClient) Create() *UserCreate {
	mutation := newUserMutation(c.config, OpCreate)
	return &UserCreate{config: c.config, hooks: c.Hooks(), mutation: mutation}
}

// CreateBulk returns a builder for creating a bulk of User entities.
func (c *UserClient) CreateBulk(builders ...*UserCreate) *UserCreateBulk {
	return &UserCreateBulk{config: c.config, builders: builders}
}

// Update returns an update builder for User.
func (c *UserClient) Update() *UserUpdate {
	mutation := newUserMutation(c.config, OpUpdate)
	return &UserUpdate{config: c.config, hooks: c.Hooks(), mutation: mutation}
}

// UpdateOne returns an update builder for the given entity.
func (c *UserClient) UpdateOne(u *User) *UserUpdateOne {
	mutation := newUserMutation(c.config, OpUpdateOne, withUser(u))
	return &UserUpdateOne{config: c.config, hooks: c.Hooks(), mutation: mutation}
}

// UpdateOneID returns an update builder for the given id.
func (c *UserClient) UpdateOneID(id int) *UserUpdateOne {
	mutation := newUserMutation(c.config, OpUpdateOne, withUserID(id))
	return &UserUpdateOne{config: c.config, hooks: c.Hooks(), mutation: mutation}
}

// Delete returns a delete builder for User.
func (c *UserClient) Delete() *UserDelete {
	mutation := newUserMutation(c.config, OpDelete)
	return &UserDelete{config: c.config, hooks: c.Hooks(), mutation: mutation}
}

// DeleteOne returns a builder for deleting the given entity.
func (c *UserClient) DeleteOne(u *User) *UserDeleteOne {
	return c.DeleteOneID(u.ID)
}

// DeleteOneID returns a builder for deleting the given entity by its id.
func (c *UserClient) DeleteOneID(id int) *UserDeleteOne {
	builder := c.Delete().Where(user.ID(id))
	builder.mutation.id = &id
	builder.mutation.op = OpDeleteOne
	return &UserDeleteOne{builder}
}

// Query returns a query builder for User.
func (c *UserClient) Query() *UserQuery {
	return &UserQuery{
		config: c.config,
		ctx:    &QueryContext{Type: TypeUser},
		inters: c.Interceptors(),
	}
}

// Get returns a User entity by its id.
func (c *UserClient) Get(ctx context.Context, id int) (*User, error) {
	return c.Query().Where(user.ID(id)).Only(ctx)
}

// GetX is like Get, but panics if an error occurs.
func (c *UserClient) GetX(ctx context.Context, id int) *User {
	obj, err := c.Get(ctx, id)
	if err != nil {
		panic(err)
	}
	return obj
}

// QueryCar queries the car edge of a User.
func (c *UserClient) QueryCar(u *User) *CarQuery {
	query := (&CarClient{config: c.config}).Query()
	query.path = func(context.Context) (fromV *sql.Selector, _ error) {
		id := u.ID
		step := sqlgraph.NewStep(
			sqlgraph.From(user.Table, user.FieldID, id),
			sqlgraph.To(car.Table, car.FieldID),
			sqlgraph.Edge(sqlgraph.O2M, false, user.CarTable, user.CarColumn),
		)
		fromV = sqlgraph.Neighbors(u.driver.Dialect(), step)
		return fromV, nil
	}
	return query
}

// QueryPets queries the pets edge of a User.
func (c *UserClient) QueryPets(u *User) *PetQuery {
	query := (&PetClient{config: c.config}).Query()
	query.path = func(context.Context) (fromV *sql.Selector, _ error) {
		id := u.ID
		step := sqlgraph.NewStep(
			sqlgraph.From(user.Table, user.FieldID, id),
			sqlgraph.To(pet.Table, pet.FieldID),
			sqlgraph.Edge(sqlgraph.O2O, false, user.PetsTable, user.PetsColumn),
		)
		fromV = sqlgraph.Neighbors(u.driver.Dialect(), step)
		return fromV, nil
	}
	return query
}

// QueryFriends queries the friends edge of a User.
func (c *UserClient) QueryFriends(u *User) *UserQuery {
	query := (&UserClient{config: c.config}).Query()
	query.path = func(context.Context) (fromV *sql.Selector, _ error) {
		id := u.ID
		step := sqlgraph.NewStep(
			sqlgraph.From(user.Table, user.FieldID, id),
			sqlgraph.To(user.Table, user.FieldID),
			sqlgraph.Edge(sqlgraph.M2M, false, user.FriendsTable, user.FriendsPrimaryKey...),
		)
		fromV = sqlgraph.Neighbors(u.driver.Dialect(), step)
		return fromV, nil
	}
	return query
}

// Hooks returns the client hooks.
func (c *UserClient) Hooks() []Hook {
	return c.hooks.User
}

// Interceptors returns the client interceptors.
func (c *UserClient) Interceptors() []Interceptor {
	return c.inters.User
}

func (c *UserClient) mutate(ctx context.Context, m *UserMutation) (Value, error) {
	switch m.Op() {
	case OpCreate:
		return (&UserCreate{config: c.config, hooks: c.Hooks(), mutation: m}).Save(ctx)
	case OpUpdate:
		return (&UserUpdate{config: c.config, hooks: c.Hooks(), mutation: m}).Save(ctx)
	case OpUpdateOne:
		return (&UserUpdateOne{config: c.config, hooks: c.Hooks(), mutation: m}).Save(ctx)
	case OpDelete, OpDeleteOne:
		return (&UserDelete{config: c.config, hooks: c.Hooks(), mutation: m}).Exec(ctx)
	default:
		return nil, fmt.Errorf("entv2: unknown User mutation op: %q", m.Op())
	}
}

// ZooClient is a client for the Zoo schema.
type ZooClient struct {
	config
}

// NewZooClient returns a client for the Zoo from the given config.
func NewZooClient(c config) *ZooClient {
	return &ZooClient{config: c}
}

// Use adds a list of mutation hooks to the hooks stack.
// A call to `Use(f, g, h)` equals to `zoo.Hooks(f(g(h())))`.
func (c *ZooClient) Use(hooks ...Hook) {
	c.hooks.Zoo = append(c.hooks.Zoo, hooks...)
}

// Intercept adds a list of query interceptors to the interceptors stack.
// A call to `Intercept(f, g, h)` equals to `zoo.Intercept(f(g(h())))`.
func (c *ZooClient) Intercept(interceptors ...Interceptor) {
	c.inters.Zoo = append(c.inters.Zoo, interceptors...)
}

// Create returns a builder for creating a Zoo entity.
func (c *ZooClient) Create() *ZooCreate {
	mutation := newZooMutation(c.config, OpCreate)
	return &ZooCreate{config: c.config, hooks: c.Hooks(), mutation: mutation}
}

// CreateBulk returns a builder for creating a bulk of Zoo entities.
func (c *ZooClient) CreateBulk(builders ...*ZooCreate) *ZooCreateBulk {
	return &ZooCreateBulk{config: c.config, builders: builders}
}

// Update returns an update builder for Zoo.
func (c *ZooClient) Update() *ZooUpdate {
	mutation := newZooMutation(c.config, OpUpdate)
	return &ZooUpdate{config: c.config, hooks: c.Hooks(), mutation: mutation}
}

// UpdateOne returns an update builder for the given entity.
func (c *ZooClient) UpdateOne(z *Zoo) *ZooUpdateOne {
	mutation := newZooMutation(c.config, OpUpdateOne, withZoo(z))
	return &ZooUpdateOne{config: c.config, hooks: c.Hooks(), mutation: mutation}
}

// UpdateOneID returns an update builder for the given id.
func (c *ZooClient) UpdateOneID(id int) *ZooUpdateOne {
	mutation := newZooMutation(c.config, OpUpdateOne, withZooID(id))
	return &ZooUpdateOne{config: c.config, hooks: c.Hooks(), mutation: mutation}
}

// Delete returns a delete builder for Zoo.
func (c *ZooClient) Delete() *ZooDelete {
	mutation := newZooMutation(c.config, OpDelete)
	return &ZooDelete{config: c.config, hooks: c.Hooks(), mutation: mutation}
}

// DeleteOne returns a builder for deleting the given entity.
func (c *ZooClient) DeleteOne(z *Zoo) *ZooDeleteOne {
	return c.DeleteOneID(z.ID)
}

// DeleteOneID returns a builder for deleting the given entity by its id.
func (c *ZooClient) DeleteOneID(id int) *ZooDeleteOne {
	builder := c.Delete().Where(zoo.ID(id))
	builder.mutation.id = &id
	builder.mutation.op = OpDeleteOne
	return &ZooDeleteOne{builder}
}

// Query returns a query builder for Zoo.
func (c *ZooClient) Query() *ZooQuery {
	return &ZooQuery{
		config: c.config,
		ctx:    &QueryContext{Type: TypeZoo},
		inters: c.Interceptors(),
	}
}

// Get returns a Zoo entity by its id.
func (c *ZooClient) Get(ctx context.Context, id int) (*Zoo, error) {
	return c.Query().Where(zoo.ID(id)).Only(ctx)
}

// GetX is like Get, but panics if an error occurs.
func (c *ZooClient) GetX(ctx context.Context, id int) *Zoo {
	obj, err := c.Get(ctx, id)
	if err != nil {
		panic(err)
	}
	return obj
}

// Hooks returns the client hooks.
func (c *ZooClient) Hooks() []Hook {
	return c.hooks.Zoo
}

// Interceptors returns the client interceptors.
func (c *ZooClient) Interceptors() []Interceptor {
	return c.inters.Zoo
}

func (c *ZooClient) mutate(ctx context.Context, m *ZooMutation) (Value, error) {
	switch m.Op() {
	case OpCreate:
		return (&ZooCreate{config: c.config, hooks: c.Hooks(), mutation: m}).Save(ctx)
	case OpUpdate:
		return (&ZooUpdate{config: c.config, hooks: c.Hooks(), mutation: m}).Save(ctx)
	case OpUpdateOne:
		return (&ZooUpdateOne{config: c.config, hooks: c.Hooks(), mutation: m}).Save(ctx)
	case OpDelete, OpDeleteOne:
		return (&ZooDelete{config: c.config, hooks: c.Hooks(), mutation: m}).Exec(ctx)
	default:
		return nil, fmt.Errorf("entv2: unknown Zoo mutation op: %q", m.Op())
	}
}

// hooks and interceptors per client, for fast access.
type (
	hooks struct {
		Blog, Car, Conversion, CustomType, Group, Media, Pet, User, Zoo []ent.Hook
	}
	inters struct {
		Blog, Car, Conversion, CustomType, Group, Media, Pet, User,
		Zoo []ent.Interceptor
	}
)