online-order/ent/client.go

// Code generated by ent, DO NOT EDIT.

package ent

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

	"online-order/ent/migrate"

	"online-order/ent/business"
	"online-order/ent/businesscategory"
	"online-order/ent/product"
	"online-order/ent/productcategory"

	"entgo.io/ent"
	"entgo.io/ent/dialect"
	"entgo.io/ent/dialect/sql"
	"entgo.io/ent/dialect/sql/sqlgraph"
)

// 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
	// Business is the client for interacting with the Business builders.
	Business *BusinessClient
	// BusinessCategory is the client for interacting with the BusinessCategory builders.
	BusinessCategory *BusinessCategoryClient
	// Product is the client for interacting with the Product builders.
	Product *ProductClient
	// ProductCategory is the client for interacting with the ProductCategory builders.
	ProductCategory *ProductCategoryClient
}

// 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.Business = NewBusinessClient(c.config)
	c.BusinessCategory = NewBusinessCategoryClient(c.config)
	c.Product = NewProductClient(c.config)
	c.ProductCategory = NewProductCategoryClient(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)
	}
}

// ErrTxStarted is returned when trying to start a new transaction from a transactional client.
var ErrTxStarted = errors.New("ent: cannot start a transaction within a transaction")

// 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, ErrTxStarted
	}
	tx, err := newTx(ctx, c.driver)
	if err != nil {
		return nil, fmt.Errorf("ent: starting a transaction: %w", err)
	}
	cfg := c.config
	cfg.driver = tx
	return &Tx{
		ctx:              ctx,
		config:           cfg,
		Business:         NewBusinessClient(cfg),
		BusinessCategory: NewBusinessCategoryClient(cfg),
		Product:          NewProductClient(cfg),
		ProductCategory:  NewProductCategoryClient(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,
		Business:         NewBusinessClient(cfg),
		BusinessCategory: NewBusinessCategoryClient(cfg),
		Product:          NewProductClient(cfg),
		ProductCategory:  NewProductCategoryClient(cfg),
	}, nil
}

// Debug returns a new debug-client. It's used to get verbose logging on specific operations.
//
//	client.Debug().
//		Business.
//		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) {
	c.Business.Use(hooks...)
	c.BusinessCategory.Use(hooks...)
	c.Product.Use(hooks...)
	c.ProductCategory.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) {
	c.Business.Intercept(interceptors...)
	c.BusinessCategory.Intercept(interceptors...)
	c.Product.Intercept(interceptors...)
	c.ProductCategory.Intercept(interceptors...)
}

// Mutate implements the ent.Mutator interface.
func (c *Client) Mutate(ctx context.Context, m Mutation) (Value, error) {
	switch m := m.(type) {
	case *BusinessMutation:
		return c.Business.mutate(ctx, m)
	case *BusinessCategoryMutation:
		return c.BusinessCategory.mutate(ctx, m)
	case *ProductMutation:
		return c.Product.mutate(ctx, m)
	case *ProductCategoryMutation:
		return c.ProductCategory.mutate(ctx, m)
	default:
		return nil, fmt.Errorf("ent: unknown mutation type %T", m)
	}
}

// BusinessClient is a client for the Business schema.
type BusinessClient struct {
	config
}

// NewBusinessClient returns a client for the Business from the given config.
func NewBusinessClient(c config) *BusinessClient {
	return &BusinessClient{config: c}
}

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

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

// Create returns a builder for creating a Business entity.
func (c *BusinessClient) Create() *BusinessCreate {
	mutation := newBusinessMutation(c.config, OpCreate)
	return &BusinessCreate{config: c.config, hooks: c.Hooks(), mutation: mutation}
}

// CreateBulk returns a builder for creating a bulk of Business entities.
func (c *BusinessClient) CreateBulk(builders ...*BusinessCreate) *BusinessCreateBulk {
	return &BusinessCreateBulk{config: c.config, builders: builders}
}

// MapCreateBulk creates a bulk creation builder from the given slice. For each item in the slice, the function creates
// a builder and applies setFunc on it.
func (c *BusinessClient) MapCreateBulk(slice any, setFunc func(*BusinessCreate, int)) *BusinessCreateBulk {
	rv := reflect.ValueOf(slice)
	if rv.Kind() != reflect.Slice {
		return &BusinessCreateBulk{err: fmt.Errorf("calling to BusinessClient.MapCreateBulk with wrong type %T, need slice", slice)}
	}
	builders := make([]*BusinessCreate, rv.Len())
	for i := 0; i < rv.Len(); i++ {
		builders[i] = c.Create()
		setFunc(builders[i], i)
	}
	return &BusinessCreateBulk{config: c.config, builders: builders}
}

// Update returns an update builder for Business.
func (c *BusinessClient) Update() *BusinessUpdate {
	mutation := newBusinessMutation(c.config, OpUpdate)
	return &BusinessUpdate{config: c.config, hooks: c.Hooks(), mutation: mutation}
}

// UpdateOne returns an update builder for the given entity.
func (c *BusinessClient) UpdateOne(b *Business) *BusinessUpdateOne {
	mutation := newBusinessMutation(c.config, OpUpdateOne, withBusiness(b))
	return &BusinessUpdateOne{config: c.config, hooks: c.Hooks(), mutation: mutation}
}

// UpdateOneID returns an update builder for the given id.
func (c *BusinessClient) UpdateOneID(id int) *BusinessUpdateOne {
	mutation := newBusinessMutation(c.config, OpUpdateOne, withBusinessID(id))
	return &BusinessUpdateOne{config: c.config, hooks: c.Hooks(), mutation: mutation}
}

// Delete returns a delete builder for Business.
func (c *BusinessClient) Delete() *BusinessDelete {
	mutation := newBusinessMutation(c.config, OpDelete)
	return &BusinessDelete{config: c.config, hooks: c.Hooks(), mutation: mutation}
}

// DeleteOne returns a builder for deleting the given entity.
func (c *BusinessClient) DeleteOne(b *Business) *BusinessDeleteOne {
	return c.DeleteOneID(b.ID)
}

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

// Query returns a query builder for Business.
func (c *BusinessClient) Query() *BusinessQuery {
	return &BusinessQuery{
		config: c.config,
		ctx:    &QueryContext{Type: TypeBusiness},
		inters: c.Interceptors(),
	}
}

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

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

// QueryBusinessCategory queries the businessCategory edge of a Business.
func (c *BusinessClient) QueryBusinessCategory(b *Business) *BusinessCategoryQuery {
	query := (&BusinessCategoryClient{config: c.config}).Query()
	query.path = func(context.Context) (fromV *sql.Selector, _ error) {
		id := b.ID
		step := sqlgraph.NewStep(
			sqlgraph.From(business.Table, business.FieldID, id),
			sqlgraph.To(businesscategory.Table, businesscategory.FieldID),
			sqlgraph.Edge(sqlgraph.M2M, true, business.BusinessCategoryTable, business.BusinessCategoryPrimaryKey...),
		)
		fromV = sqlgraph.Neighbors(b.driver.Dialect(), step)
		return fromV, nil
	}
	return query
}

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

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

func (c *BusinessClient) mutate(ctx context.Context, m *BusinessMutation) (Value, error) {
	switch m.Op() {
	case OpCreate:
		return (&BusinessCreate{config: c.config, hooks: c.Hooks(), mutation: m}).Save(ctx)
	case OpUpdate:
		return (&BusinessUpdate{config: c.config, hooks: c.Hooks(), mutation: m}).Save(ctx)
	case OpUpdateOne:
		return (&BusinessUpdateOne{config: c.config, hooks: c.Hooks(), mutation: m}).Save(ctx)
	case OpDelete, OpDeleteOne:
		return (&BusinessDelete{config: c.config, hooks: c.Hooks(), mutation: m}).Exec(ctx)
	default:
		return nil, fmt.Errorf("ent: unknown Business mutation op: %q", m.Op())
	}
}

// BusinessCategoryClient is a client for the BusinessCategory schema.
type BusinessCategoryClient struct {
	config
}

// NewBusinessCategoryClient returns a client for the BusinessCategory from the given config.
func NewBusinessCategoryClient(c config) *BusinessCategoryClient {
	return &BusinessCategoryClient{config: c}
}

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

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

// Create returns a builder for creating a BusinessCategory entity.
func (c *BusinessCategoryClient) Create() *BusinessCategoryCreate {
	mutation := newBusinessCategoryMutation(c.config, OpCreate)
	return &BusinessCategoryCreate{config: c.config, hooks: c.Hooks(), mutation: mutation}
}

// CreateBulk returns a builder for creating a bulk of BusinessCategory entities.
func (c *BusinessCategoryClient) CreateBulk(builders ...*BusinessCategoryCreate) *BusinessCategoryCreateBulk {
	return &BusinessCategoryCreateBulk{config: c.config, builders: builders}
}

// MapCreateBulk creates a bulk creation builder from the given slice. For each item in the slice, the function creates
// a builder and applies setFunc on it.
func (c *BusinessCategoryClient) MapCreateBulk(slice any, setFunc func(*BusinessCategoryCreate, int)) *BusinessCategoryCreateBulk {
	rv := reflect.ValueOf(slice)
	if rv.Kind() != reflect.Slice {
		return &BusinessCategoryCreateBulk{err: fmt.Errorf("calling to BusinessCategoryClient.MapCreateBulk with wrong type %T, need slice", slice)}
	}
	builders := make([]*BusinessCategoryCreate, rv.Len())
	for i := 0; i < rv.Len(); i++ {
		builders[i] = c.Create()
		setFunc(builders[i], i)
	}
	return &BusinessCategoryCreateBulk{config: c.config, builders: builders}
}

// Update returns an update builder for BusinessCategory.
func (c *BusinessCategoryClient) Update() *BusinessCategoryUpdate {
	mutation := newBusinessCategoryMutation(c.config, OpUpdate)
	return &BusinessCategoryUpdate{config: c.config, hooks: c.Hooks(), mutation: mutation}
}

// UpdateOne returns an update builder for the given entity.
func (c *BusinessCategoryClient) UpdateOne(bc *BusinessCategory) *BusinessCategoryUpdateOne {
	mutation := newBusinessCategoryMutation(c.config, OpUpdateOne, withBusinessCategory(bc))
	return &BusinessCategoryUpdateOne{config: c.config, hooks: c.Hooks(), mutation: mutation}
}

// UpdateOneID returns an update builder for the given id.
func (c *BusinessCategoryClient) UpdateOneID(id int) *BusinessCategoryUpdateOne {
	mutation := newBusinessCategoryMutation(c.config, OpUpdateOne, withBusinessCategoryID(id))
	return &BusinessCategoryUpdateOne{config: c.config, hooks: c.Hooks(), mutation: mutation}
}

// Delete returns a delete builder for BusinessCategory.
func (c *BusinessCategoryClient) Delete() *BusinessCategoryDelete {
	mutation := newBusinessCategoryMutation(c.config, OpDelete)
	return &BusinessCategoryDelete{config: c.config, hooks: c.Hooks(), mutation: mutation}
}

// DeleteOne returns a builder for deleting the given entity.
func (c *BusinessCategoryClient) DeleteOne(bc *BusinessCategory) *BusinessCategoryDeleteOne {
	return c.DeleteOneID(bc.ID)
}

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

// Query returns a query builder for BusinessCategory.
func (c *BusinessCategoryClient) Query() *BusinessCategoryQuery {
	return &BusinessCategoryQuery{
		config: c.config,
		ctx:    &QueryContext{Type: TypeBusinessCategory},
		inters: c.Interceptors(),
	}
}

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

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

// QueryBusinesses queries the businesses edge of a BusinessCategory.
func (c *BusinessCategoryClient) QueryBusinesses(bc *BusinessCategory) *BusinessQuery {
	query := (&BusinessClient{config: c.config}).Query()
	query.path = func(context.Context) (fromV *sql.Selector, _ error) {
		id := bc.ID
		step := sqlgraph.NewStep(
			sqlgraph.From(businesscategory.Table, businesscategory.FieldID, id),
			sqlgraph.To(business.Table, business.FieldID),
			sqlgraph.Edge(sqlgraph.M2M, false, businesscategory.BusinessesTable, businesscategory.BusinessesPrimaryKey...),
		)
		fromV = sqlgraph.Neighbors(bc.driver.Dialect(), step)
		return fromV, nil
	}
	return query
}

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

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

func (c *BusinessCategoryClient) mutate(ctx context.Context, m *BusinessCategoryMutation) (Value, error) {
	switch m.Op() {
	case OpCreate:
		return (&BusinessCategoryCreate{config: c.config, hooks: c.Hooks(), mutation: m}).Save(ctx)
	case OpUpdate:
		return (&BusinessCategoryUpdate{config: c.config, hooks: c.Hooks(), mutation: m}).Save(ctx)
	case OpUpdateOne:
		return (&BusinessCategoryUpdateOne{config: c.config, hooks: c.Hooks(), mutation: m}).Save(ctx)
	case OpDelete, OpDeleteOne:
		return (&BusinessCategoryDelete{config: c.config, hooks: c.Hooks(), mutation: m}).Exec(ctx)
	default:
		return nil, fmt.Errorf("ent: unknown BusinessCategory mutation op: %q", m.Op())
	}
}

// ProductClient is a client for the Product schema.
type ProductClient struct {
	config
}

// NewProductClient returns a client for the Product from the given config.
func NewProductClient(c config) *ProductClient {
	return &ProductClient{config: c}
}

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

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

// Create returns a builder for creating a Product entity.
func (c *ProductClient) Create() *ProductCreate {
	mutation := newProductMutation(c.config, OpCreate)
	return &ProductCreate{config: c.config, hooks: c.Hooks(), mutation: mutation}
}

// CreateBulk returns a builder for creating a bulk of Product entities.
func (c *ProductClient) CreateBulk(builders ...*ProductCreate) *ProductCreateBulk {
	return &ProductCreateBulk{config: c.config, builders: builders}
}

// MapCreateBulk creates a bulk creation builder from the given slice. For each item in the slice, the function creates
// a builder and applies setFunc on it.
func (c *ProductClient) MapCreateBulk(slice any, setFunc func(*ProductCreate, int)) *ProductCreateBulk {
	rv := reflect.ValueOf(slice)
	if rv.Kind() != reflect.Slice {
		return &ProductCreateBulk{err: fmt.Errorf("calling to ProductClient.MapCreateBulk with wrong type %T, need slice", slice)}
	}
	builders := make([]*ProductCreate, rv.Len())
	for i := 0; i < rv.Len(); i++ {
		builders[i] = c.Create()
		setFunc(builders[i], i)
	}
	return &ProductCreateBulk{config: c.config, builders: builders}
}

// Update returns an update builder for Product.
func (c *ProductClient) Update() *ProductUpdate {
	mutation := newProductMutation(c.config, OpUpdate)
	return &ProductUpdate{config: c.config, hooks: c.Hooks(), mutation: mutation}
}

// UpdateOne returns an update builder for the given entity.
func (c *ProductClient) UpdateOne(pr *Product) *ProductUpdateOne {
	mutation := newProductMutation(c.config, OpUpdateOne, withProduct(pr))
	return &ProductUpdateOne{config: c.config, hooks: c.Hooks(), mutation: mutation}
}

// UpdateOneID returns an update builder for the given id.
func (c *ProductClient) UpdateOneID(id int) *ProductUpdateOne {
	mutation := newProductMutation(c.config, OpUpdateOne, withProductID(id))
	return &ProductUpdateOne{config: c.config, hooks: c.Hooks(), mutation: mutation}
}

// Delete returns a delete builder for Product.
func (c *ProductClient) Delete() *ProductDelete {
	mutation := newProductMutation(c.config, OpDelete)
	return &ProductDelete{config: c.config, hooks: c.Hooks(), mutation: mutation}
}

// DeleteOne returns a builder for deleting the given entity.
func (c *ProductClient) DeleteOne(pr *Product) *ProductDeleteOne {
	return c.DeleteOneID(pr.ID)
}

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

// Query returns a query builder for Product.
func (c *ProductClient) Query() *ProductQuery {
	return &ProductQuery{
		config: c.config,
		ctx:    &QueryContext{Type: TypeProduct},
		inters: c.Interceptors(),
	}
}

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

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

// QueryProductCategory queries the productCategory edge of a Product.
func (c *ProductClient) QueryProductCategory(pr *Product) *ProductCategoryQuery {
	query := (&ProductCategoryClient{config: c.config}).Query()
	query.path = func(context.Context) (fromV *sql.Selector, _ error) {
		id := pr.ID
		step := sqlgraph.NewStep(
			sqlgraph.From(product.Table, product.FieldID, id),
			sqlgraph.To(productcategory.Table, productcategory.FieldID),
			sqlgraph.Edge(sqlgraph.M2M, true, product.ProductCategoryTable, product.ProductCategoryPrimaryKey...),
		)
		fromV = sqlgraph.Neighbors(pr.driver.Dialect(), step)
		return fromV, nil
	}
	return query
}

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

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

func (c *ProductClient) mutate(ctx context.Context, m *ProductMutation) (Value, error) {
	switch m.Op() {
	case OpCreate:
		return (&ProductCreate{config: c.config, hooks: c.Hooks(), mutation: m}).Save(ctx)
	case OpUpdate:
		return (&ProductUpdate{config: c.config, hooks: c.Hooks(), mutation: m}).Save(ctx)
	case OpUpdateOne:
		return (&ProductUpdateOne{config: c.config, hooks: c.Hooks(), mutation: m}).Save(ctx)
	case OpDelete, OpDeleteOne:
		return (&ProductDelete{config: c.config, hooks: c.Hooks(), mutation: m}).Exec(ctx)
	default:
		return nil, fmt.Errorf("ent: unknown Product mutation op: %q", m.Op())
	}
}

// ProductCategoryClient is a client for the ProductCategory schema.
type ProductCategoryClient struct {
	config
}

// NewProductCategoryClient returns a client for the ProductCategory from the given config.
func NewProductCategoryClient(c config) *ProductCategoryClient {
	return &ProductCategoryClient{config: c}
}

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

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

// Create returns a builder for creating a ProductCategory entity.
func (c *ProductCategoryClient) Create() *ProductCategoryCreate {
	mutation := newProductCategoryMutation(c.config, OpCreate)
	return &ProductCategoryCreate{config: c.config, hooks: c.Hooks(), mutation: mutation}
}

// CreateBulk returns a builder for creating a bulk of ProductCategory entities.
func (c *ProductCategoryClient) CreateBulk(builders ...*ProductCategoryCreate) *ProductCategoryCreateBulk {
	return &ProductCategoryCreateBulk{config: c.config, builders: builders}
}

// MapCreateBulk creates a bulk creation builder from the given slice. For each item in the slice, the function creates
// a builder and applies setFunc on it.
func (c *ProductCategoryClient) MapCreateBulk(slice any, setFunc func(*ProductCategoryCreate, int)) *ProductCategoryCreateBulk {
	rv := reflect.ValueOf(slice)
	if rv.Kind() != reflect.Slice {
		return &ProductCategoryCreateBulk{err: fmt.Errorf("calling to ProductCategoryClient.MapCreateBulk with wrong type %T, need slice", slice)}
	}
	builders := make([]*ProductCategoryCreate, rv.Len())
	for i := 0; i < rv.Len(); i++ {
		builders[i] = c.Create()
		setFunc(builders[i], i)
	}
	return &ProductCategoryCreateBulk{config: c.config, builders: builders}
}

// Update returns an update builder for ProductCategory.
func (c *ProductCategoryClient) Update() *ProductCategoryUpdate {
	mutation := newProductCategoryMutation(c.config, OpUpdate)
	return &ProductCategoryUpdate{config: c.config, hooks: c.Hooks(), mutation: mutation}
}

// UpdateOne returns an update builder for the given entity.
func (c *ProductCategoryClient) UpdateOne(pc *ProductCategory) *ProductCategoryUpdateOne {
	mutation := newProductCategoryMutation(c.config, OpUpdateOne, withProductCategory(pc))
	return &ProductCategoryUpdateOne{config: c.config, hooks: c.Hooks(), mutation: mutation}
}

// UpdateOneID returns an update builder for the given id.
func (c *ProductCategoryClient) UpdateOneID(id int) *ProductCategoryUpdateOne {
	mutation := newProductCategoryMutation(c.config, OpUpdateOne, withProductCategoryID(id))
	return &ProductCategoryUpdateOne{config: c.config, hooks: c.Hooks(), mutation: mutation}
}

// Delete returns a delete builder for ProductCategory.
func (c *ProductCategoryClient) Delete() *ProductCategoryDelete {
	mutation := newProductCategoryMutation(c.config, OpDelete)
	return &ProductCategoryDelete{config: c.config, hooks: c.Hooks(), mutation: mutation}
}

// DeleteOne returns a builder for deleting the given entity.
func (c *ProductCategoryClient) DeleteOne(pc *ProductCategory) *ProductCategoryDeleteOne {
	return c.DeleteOneID(pc.ID)
}

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

// Query returns a query builder for ProductCategory.
func (c *ProductCategoryClient) Query() *ProductCategoryQuery {
	return &ProductCategoryQuery{
		config: c.config,
		ctx:    &QueryContext{Type: TypeProductCategory},
		inters: c.Interceptors(),
	}
}

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

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

// QueryProducts queries the products edge of a ProductCategory.
func (c *ProductCategoryClient) QueryProducts(pc *ProductCategory) *ProductQuery {
	query := (&ProductClient{config: c.config}).Query()
	query.path = func(context.Context) (fromV *sql.Selector, _ error) {
		id := pc.ID
		step := sqlgraph.NewStep(
			sqlgraph.From(productcategory.Table, productcategory.FieldID, id),
			sqlgraph.To(product.Table, product.FieldID),
			sqlgraph.Edge(sqlgraph.M2M, false, productcategory.ProductsTable, productcategory.ProductsPrimaryKey...),
		)
		fromV = sqlgraph.Neighbors(pc.driver.Dialect(), step)
		return fromV, nil
	}
	return query
}

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

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

func (c *ProductCategoryClient) mutate(ctx context.Context, m *ProductCategoryMutation) (Value, error) {
	switch m.Op() {
	case OpCreate:
		return (&ProductCategoryCreate{config: c.config, hooks: c.Hooks(), mutation: m}).Save(ctx)
	case OpUpdate:
		return (&ProductCategoryUpdate{config: c.config, hooks: c.Hooks(), mutation: m}).Save(ctx)
	case OpUpdateOne:
		return (&ProductCategoryUpdateOne{config: c.config, hooks: c.Hooks(), mutation: m}).Save(ctx)
	case OpDelete, OpDeleteOne:
		return (&ProductCategoryDelete{config: c.config, hooks: c.Hooks(), mutation: m}).Exec(ctx)
	default:
		return nil, fmt.Errorf("ent: unknown ProductCategory mutation op: %q", m.Op())
	}
}

// hooks and interceptors per client, for fast access.
type (
	hooks struct {
		Business, BusinessCategory, Product, ProductCategory []ent.Hook
	}
	inters struct {
		Business, BusinessCategory, Product, ProductCategory []ent.Interceptor
	}
)