func (as *AddressSelect) Int(ctx context.Context) (_ int, err error) {
	var v []int
	if v, err = as.Ints(ctx); err != nil {
		return
	}
	switch len(v) {
	case 1:
		return v[0], nil
	case 0:
		err = &NotFoundError{address.Label}
	default:
		err = fmt.Errorf("ent: AddressSelect.Ints returned %d results when one was expected", len(v))
	}
	return
}
Int returns a single int from a selector. It is only allowed when selecting one field.
package ent
import (
	"context"
	"errors"
	"fmt"
	"math"
	"entgo.io/ent/dialect/sql"
	"entgo.io/ent/dialect/sql/sqlgraph"
	"entgo.io/ent/schema/field"
	"github.com/go-kratos/beer-shop/app/user/service/internal/data/ent/address"
	"github.com/go-kratos/beer-shop/app/user/service/internal/data/ent/predicate"
	"github.com/go-kratos/beer-shop/app/user/service/internal/data/ent/user"
)
type AddressQuery struct {
	config
	limit      *int
	offset     *int
	order      []OrderFunc
	fields     []string
	predicates []predicate.Address
	withUser *UserQuery
	withFKs  bool
	sql  *sql.Selector
	path func(context.Context) (*sql.Selector, error)
}
func (aq *AddressQuery) Where(ps ...predicate.Address) *AddressQuery {
	aq.predicates = append(aq.predicates, ps...)
	return aq
}
func (aq *AddressQuery) Limit(limit int) *AddressQuery {
	aq.limit = &limit
	return aq
}
func (aq *AddressQuery) Offset(offset int) *AddressQuery {
	aq.offset = &offset
	return aq
}
func (aq *AddressQuery) Order(o ...OrderFunc) *AddressQuery {
	aq.order = append(aq.order, o...)
	return aq
}
func (aq *AddressQuery) QueryUser() *UserQuery {
	query := &UserQuery{config: aq.config}
	query.path = func(ctx context.Context) (fromU *sql.Selector, err error) {
		if err := aq.prepareQuery(ctx); err != nil {
			return nil, err
		}
		selector := aq.sqlQuery(ctx)
		if err := selector.Err(); err != nil {
			return nil, err
		}
		step := sqlgraph.NewStep(
			sqlgraph.From(address.Table, address.FieldID, selector),
			sqlgraph.To(user.Table, user.FieldID),
			sqlgraph.Edge(sqlgraph.M2O, true, address.UserTable, address.UserColumn),
		)
		fromU = sqlgraph.SetNeighbors(aq.driver.Dialect(), step)
		return fromU, nil
	}
	return query
}
func (aq *AddressQuery) First(ctx context.Context) (*Address, error) {
	nodes, err := aq.Limit(1).All(ctx)
	if err != nil {
		return nil, err
	}
	if len(nodes) == 0 {
		return nil, &NotFoundError{address.Label}
	}
	return nodes[0], nil
}
func (aq *AddressQuery) FirstX(ctx context.Context) *Address {
	node, err := aq.First(ctx)
	if err != nil && !IsNotFound(err) {
		panic(err)
	}
	return node
}
func (aq *AddressQuery) FirstID(ctx context.Context) (id int64, err error) {
	var ids []int64
	if ids, err = aq.Limit(1).IDs(ctx); err != nil {
		return
	}
	if len(ids) == 0 {
		err = &NotFoundError{address.Label}
		return
	}
	return ids[0], nil
}
func (aq *AddressQuery) FirstIDX(ctx context.Context) int64 {
	id, err := aq.FirstID(ctx)
	if err != nil && !IsNotFound(err) {
		panic(err)
	}
	return id
}
func (aq *AddressQuery) Only(ctx context.Context) (*Address, error) {
	nodes, err := aq.Limit(2).All(ctx)
	if err != nil {
		return nil, err
	}
	switch len(nodes) {
	case 1:
		return nodes[0], nil
	case 0:
		return nil, &NotFoundError{address.Label}
	default:
		return nil, &NotSingularError{address.Label}
	}
}
func (aq *AddressQuery) OnlyX(ctx context.Context) *Address {
	node, err := aq.Only(ctx)
	if err != nil {
		panic(err)
	}
	return node
}
func (aq *AddressQuery) OnlyID(ctx context.Context) (id int64, err error) {
	var ids []int64
	if ids, err = aq.Limit(2).IDs(ctx); err != nil {
		return
	}
	switch len(ids) {
	case 1:
		id = ids[0]
	case 0:
		err = &NotFoundError{address.Label}
	default:
		err = &NotSingularError{address.Label}
	}
	return
}
func (aq *AddressQuery) OnlyIDX(ctx context.Context) int64 {
	id, err := aq.OnlyID(ctx)
	if err != nil {
		panic(err)
	}
	return id
}
func (aq *AddressQuery) All(ctx context.Context) ([]*Address, error) {
	if err := aq.prepareQuery(ctx); err != nil {
		return nil, err
	}
	return aq.sqlAll(ctx)
}
func (aq *AddressQuery) AllX(ctx context.Context) []*Address {
	nodes, err := aq.All(ctx)
	if err != nil {
		panic(err)
	}
	return nodes
}
func (aq *AddressQuery) IDs(ctx context.Context) ([]int64, error) {
	var ids []int64
	if err := aq.Select(address.FieldID).Scan(ctx, &ids); err != nil {
		return nil, err
	}
	return ids, nil
}
func (aq *AddressQuery) IDsX(ctx context.Context) []int64 {
	ids, err := aq.IDs(ctx)
	if err != nil {
		panic(err)
	}
	return ids
}
func (aq *AddressQuery) Count(ctx context.Context) (int, error) {
	if err := aq.prepareQuery(ctx); err != nil {
		return 0, err
	}
	return aq.sqlCount(ctx)
}
func (aq *AddressQuery) CountX(ctx context.Context) int {
	count, err := aq.Count(ctx)
	if err != nil {
		panic(err)
	}
	return count
}
func (aq *AddressQuery) Exist(ctx context.Context) (bool, error) {
	if err := aq.prepareQuery(ctx); err != nil {
		return false, err
	}
	return aq.sqlExist(ctx)
}
func (aq *AddressQuery) ExistX(ctx context.Context) bool {
	exist, err := aq.Exist(ctx)
	if err != nil {
		panic(err)
	}
	return exist
}
func (aq *AddressQuery) Clone() *AddressQuery {
	if aq == nil {
		return nil
	}
	return &AddressQuery{
		config:     aq.config,
		limit:      aq.limit,
		offset:     aq.offset,
		order:      append([]OrderFunc{}, aq.order...),
		predicates: append([]predicate.Address{}, aq.predicates...),
		withUser:   aq.withUser.Clone(),
		sql:  aq.sql.Clone(),
		path: aq.path,
	}
}
func (aq *AddressQuery) WithUser(opts ...func(*UserQuery)) *AddressQuery {
	query := &UserQuery{config: aq.config}
	for _, opt := range opts {
		opt(query)
	}
	aq.withUser = query
	return aq
}
func (aq *AddressQuery) GroupBy(field string, fields ...string) *AddressGroupBy {
	group := &AddressGroupBy{config: aq.config}
	group.fields = append([]string{field}, fields...)
	group.path = func(ctx context.Context) (prev *sql.Selector, err error) {
		if err := aq.prepareQuery(ctx); err != nil {
			return nil, err
		}
		return aq.sqlQuery(ctx), nil
	}
	return group
}
func (aq *AddressQuery) Select(field string, fields ...string) *AddressSelect {
	aq.fields = append([]string{field}, fields...)
	return &AddressSelect{AddressQuery: aq}
}
func (aq *AddressQuery) prepareQuery(ctx context.Context) error {
	for _, f := range aq.fields {
		if !address.ValidColumn(f) {
			return &ValidationError{Name: f, err: fmt.Errorf("ent: invalid field %q for query", f)}
		}
	}
	if aq.path != nil {
		prev, err := aq.path(ctx)
		if err != nil {
			return err
		}
		aq.sql = prev
	}
	return nil
}
func (aq *AddressQuery) sqlAll(ctx context.Context) ([]*Address, error) {
	var (
		nodes       = []*Address{}
		withFKs     = aq.withFKs
		_spec       = aq.querySpec()
		loadedTypes = [1]bool{
			aq.withUser != nil,
		}
	)
	if aq.withUser != nil {
		withFKs = true
	}
	if withFKs {
		_spec.Node.Columns = append(_spec.Node.Columns, address.ForeignKeys...)
	}
	_spec.ScanValues = func(columns []string) ([]interface{}, error) {
		node := &Address{config: aq.config}
		nodes = append(nodes, node)
		return node.scanValues(columns)
	}
	_spec.Assign = func(columns []string, values []interface{}) error {
		if len(nodes) == 0 {
			return fmt.Errorf("ent: Assign called without calling ScanValues")
		}
		node := nodes[len(nodes)-1]
		node.Edges.loadedTypes = loadedTypes
		return node.assignValues(columns, values)
	}
	if err := sqlgraph.QueryNodes(ctx, aq.driver, _spec); err != nil {
		return nil, err
	}
	if len(nodes) == 0 {
		return nodes, nil
	}
	if query := aq.withUser; query != nil {
		ids := make([]int64, 0, len(nodes))
		nodeids := make(map[int64][]*Address)
		for i := range nodes {
			fk := nodes[i].user_addresses
			if fk != nil {
				ids = append(ids, *fk)
				nodeids[*fk] = append(nodeids[*fk], nodes[i])
			}
		}
		query.Where(user.IDIn(ids...))
		neighbors, err := query.All(ctx)
		if err != nil {
			return nil, err
		}
		for _, n := range neighbors {
			nodes, ok := nodeids[n.ID]
			if !ok {
				return nil, fmt.Errorf(`unexpected foreign-key "user_addresses" returned %v`, n.ID)
			}
			for i := range nodes {
				nodes[i].Edges.User = n
			}
		}
	}
	return nodes, nil
}
func (aq *AddressQuery) sqlCount(ctx context.Context) (int, error) {
	_spec := aq.querySpec()
	return sqlgraph.CountNodes(ctx, aq.driver, _spec)
}
func (aq *AddressQuery) sqlExist(ctx context.Context) (bool, error) {
	n, err := aq.sqlCount(ctx)
	if err != nil {
		return false, fmt.Errorf("ent: check existence: %w", err)
	}
	return n > 0, nil
}
func (aq *AddressQuery) querySpec() *sqlgraph.QuerySpec {
	_spec := &sqlgraph.QuerySpec{
		Node: &sqlgraph.NodeSpec{
			Table:   address.Table,
			Columns: address.Columns,
			ID: &sqlgraph.FieldSpec{
				Type:   field.TypeInt64,
				Column: address.FieldID,
			},
		},
		From:   aq.sql,
		Unique: true,
	}
	if fields := aq.fields; len(fields) > 0 {
		_spec.Node.Columns = make([]string, 0, len(fields))
		_spec.Node.Columns = append(_spec.Node.Columns, address.FieldID)
		for i := range fields {
			if fields[i] != address.FieldID {
				_spec.Node.Columns = append(_spec.Node.Columns, fields[i])
			}
		}
	}
	if ps := aq.predicates; len(ps) > 0 {
		_spec.Predicate = func(selector *sql.Selector) {
			for i := range ps {
				ps[i](selector)
			}
		}
	}
	if limit := aq.limit; limit != nil {
		_spec.Limit = *limit
	}
	if offset := aq.offset; offset != nil {
		_spec.Offset = *offset
	}
	if ps := aq.order; len(ps) > 0 {
		_spec.Order = func(selector *sql.Selector) {
			for i := range ps {
				ps[i](selector, address.ValidColumn)
			}
		}
	}
	return _spec
}
func (aq *AddressQuery) sqlQuery(ctx context.Context) *sql.Selector {
	builder := sql.Dialect(aq.driver.Dialect())
	t1 := builder.Table(address.Table)
	selector := builder.Select(t1.Columns(address.Columns...)...).From(t1)
	if aq.sql != nil {
		selector = aq.sql
		selector.Select(selector.Columns(address.Columns...)...)
	}
	for _, p := range aq.predicates {
		p(selector)
	}
	for _, p := range aq.order {
		p(selector, address.ValidColumn)
	}
	if offset := aq.offset; offset != nil {
		selector.Offset(*offset).Limit(math.MaxInt32)
	}
	if limit := aq.limit; limit != nil {
		selector.Limit(*limit)
	}
	return selector
}
type AddressGroupBy struct {
	config
	fields []string
	fns    []AggregateFunc
	sql  *sql.Selector
	path func(context.Context) (*sql.Selector, error)
}
func (agb *AddressGroupBy) Aggregate(fns ...AggregateFunc) *AddressGroupBy {
	agb.fns = append(agb.fns, fns...)
	return agb
}
func (agb *AddressGroupBy) Scan(ctx context.Context, v interface{}) error {
	query, err := agb.path(ctx)
	if err != nil {
		return err
	}
	agb.sql = query
	return agb.sqlScan(ctx, v)
}
func (agb *AddressGroupBy) ScanX(ctx context.Context, v interface{}) {
	if err := agb.Scan(ctx, v); err != nil {
		panic(err)
	}
}
func (agb *AddressGroupBy) Strings(ctx context.Context) ([]string, error) {
	if len(agb.fields) > 1 {
		return nil, errors.New("ent: AddressGroupBy.Strings is not achievable when grouping more than 1 field")
	}
	var v []string
	if err := agb.Scan(ctx, &v); err != nil {
		return nil, err
	}
	return v, nil
}
func (agb *AddressGroupBy) StringsX(ctx context.Context) []string {
	v, err := agb.Strings(ctx)
	if err != nil {
		panic(err)
	}
	return v
}
func (agb *AddressGroupBy) String(ctx context.Context) (_ string, err error) {
	var v []string
	if v, err = agb.Strings(ctx); err != nil {
		return
	}
	switch len(v) {
	case 1:
		return v[0], nil
	case 0:
		err = &NotFoundError{address.Label}
	default:
		err = fmt.Errorf("ent: AddressGroupBy.Strings returned %d results when one was expected", len(v))
	}
	return
}
func (agb *AddressGroupBy) StringX(ctx context.Context) string {
	v, err := agb.String(ctx)
	if err != nil {
		panic(err)
	}
	return v
}
func (agb *AddressGroupBy) Ints(ctx context.Context) ([]int, error) {
	if len(agb.fields) > 1 {
		return nil, errors.New("ent: AddressGroupBy.Ints is not achievable when grouping more than 1 field")
	}
	var v []int
	if err := agb.Scan(ctx, &v); err != nil {
		return nil, err
	}
	return v, nil
}
func (agb *AddressGroupBy) IntsX(ctx context.Context) []int {
	v, err := agb.Ints(ctx)
	if err != nil {
		panic(err)
	}
	return v
}
func (agb *AddressGroupBy) Int(ctx context.Context) (_ int, err error) {
	var v []int
	if v, err = agb.Ints(ctx); err != nil {
		return
	}
	switch len(v) {
	case 1:
		return v[0], nil
	case 0:
		err = &NotFoundError{address.Label}
	default:
		err = fmt.Errorf("ent: AddressGroupBy.Ints returned %d results when one was expected", len(v))
	}
	return
}
func (agb *AddressGroupBy) IntX(ctx context.Context) int {
	v, err := agb.Int(ctx)
	if err != nil {
		panic(err)
	}
	return v
}
func (agb *AddressGroupBy) Float64s(ctx context.Context) ([]float64, error) {
	if len(agb.fields) > 1 {
		return nil, errors.New("ent: AddressGroupBy.Float64s is not achievable when grouping more than 1 field")
	}
	var v []float64
	if err := agb.Scan(ctx, &v); err != nil {
		return nil, err
	}
	return v, nil
}
func (agb *AddressGroupBy) Float64sX(ctx context.Context) []float64 {
	v, err := agb.Float64s(ctx)
	if err != nil {
		panic(err)
	}
	return v
}
func (agb *AddressGroupBy) Float64(ctx context.Context) (_ float64, err error) {
	var v []float64
	if v, err = agb.Float64s(ctx); err != nil {
		return
	}
	switch len(v) {
	case 1:
		return v[0], nil
	case 0:
		err = &NotFoundError{address.Label}
	default:
		err = fmt.Errorf("ent: AddressGroupBy.Float64s returned %d results when one was expected", len(v))
	}
	return
}
func (agb *AddressGroupBy) Float64X(ctx context.Context) float64 {
	v, err := agb.Float64(ctx)
	if err != nil {
		panic(err)
	}
	return v
}
func (agb *AddressGroupBy) Bools(ctx context.Context) ([]bool, error) {
	if len(agb.fields) > 1 {
		return nil, errors.New("ent: AddressGroupBy.Bools is not achievable when grouping more than 1 field")
	}
	var v []bool
	if err := agb.Scan(ctx, &v); err != nil {
		return nil, err
	}
	return v, nil
}
func (agb *AddressGroupBy) BoolsX(ctx context.Context) []bool {
	v, err := agb.Bools(ctx)
	if err != nil {
		panic(err)
	}
	return v
}
func (agb *AddressGroupBy) Bool(ctx context.Context) (_ bool, err error) {
	var v []bool
	if v, err = agb.Bools(ctx); err != nil {
		return
	}
	switch len(v) {
	case 1:
		return v[0], nil
	case 0:
		err = &NotFoundError{address.Label}
	default:
		err = fmt.Errorf("ent: AddressGroupBy.Bools returned %d results when one was expected", len(v))
	}
	return
}
func (agb *AddressGroupBy) BoolX(ctx context.Context) bool {
	v, err := agb.Bool(ctx)
	if err != nil {
		panic(err)
	}
	return v
}
func (agb *AddressGroupBy) sqlScan(ctx context.Context, v interface{}) error {
	for _, f := range agb.fields {
		if !address.ValidColumn(f) {
			return &ValidationError{Name: f, err: fmt.Errorf("invalid field %q for group-by", f)}
		}
	}
	selector := agb.sqlQuery()
	if err := selector.Err(); err != nil {
		return err
	}
	rows := &sql.Rows{}
	query, args := selector.Query()
	if err := agb.driver.Query(ctx, query, args, rows); err != nil {
		return err
	}
	defer rows.Close()
	return sql.ScanSlice(rows, v)
}
func (agb *AddressGroupBy) sqlQuery() *sql.Selector {
	selector := agb.sql
	columns := make([]string, 0, len(agb.fields)+len(agb.fns))
	columns = append(columns, agb.fields...)
	for _, fn := range agb.fns {
		columns = append(columns, fn(selector, address.ValidColumn))
	}
	return selector.Select(columns...).GroupBy(agb.fields...)
}
type AddressSelect struct {
	*AddressQuery
	sql *sql.Selector
}
func (as *AddressSelect) Scan(ctx context.Context, v interface{}) error {
	if err := as.prepareQuery(ctx); err != nil {
		return err
	}
	as.sql = as.AddressQuery.sqlQuery(ctx)
	return as.sqlScan(ctx, v)
}
func (as *AddressSelect) ScanX(ctx context.Context, v interface{}) {
	if err := as.Scan(ctx, v); err != nil {
		panic(err)
	}
}
func (as *AddressSelect) Strings(ctx context.Context) ([]string, error) {
	if len(as.fields) > 1 {
		return nil, errors.New("ent: AddressSelect.Strings is not achievable when selecting more than 1 field")
	}
	var v []string
	if err := as.Scan(ctx, &v); err != nil {
		return nil, err
	}
	return v, nil
}
func (as *AddressSelect) StringsX(ctx context.Context) []string {
	v, err := as.Strings(ctx)
	if err != nil {
		panic(err)
	}
	return v
}
func (as *AddressSelect) String(ctx context.Context) (_ string, err error) {
	var v []string
	if v, err = as.Strings(ctx); err != nil {
		return
	}
	switch len(v) {
	case 1:
		return v[0], nil
	case 0:
		err = &NotFoundError{address.Label}
	default:
		err = fmt.Errorf("ent: AddressSelect.Strings returned %d results when one was expected", len(v))
	}
	return
}
func (as *AddressSelect) StringX(ctx context.Context) string {
	v, err := as.String(ctx)
	if err != nil {
		panic(err)
	}
	return v
}
func (as *AddressSelect) Ints(ctx context.Context) ([]int, error) {
	if len(as.fields) > 1 {
		return nil, errors.New("ent: AddressSelect.Ints is not achievable when selecting more than 1 field")
	}
	var v []int
	if err := as.Scan(ctx, &v); err != nil {
		return nil, err
	}
	return v, nil
}
func (as *AddressSelect) IntsX(ctx context.Context) []int {
	v, err := as.Ints(ctx)
	if err != nil {
		panic(err)
	}
	return v
}