schisandra-album-cloud-microservices/common/ent/scaauthrole_query.go

// Code generated by ent, DO NOT EDIT.

package ent

import (
	"context"
	"database/sql/driver"
	"fmt"
	"math"
	"schisandra-album-cloud-microservices/common/ent/predicate"
	"schisandra-album-cloud-microservices/common/ent/scaauthpermissionrule"
	"schisandra-album-cloud-microservices/common/ent/scaauthrole"

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

// ScaAuthRoleQuery is the builder for querying ScaAuthRole entities.
type ScaAuthRoleQuery struct {
	config
	ctx                       *QueryContext
	order                     []scaauthrole.OrderOption
	inters                    []Interceptor
	predicates                []predicate.ScaAuthRole
	withScaAuthPermissionRule *ScaAuthPermissionRuleQuery
	// intermediate query (i.e. traversal path).
	sql  *sql.Selector
	path func(context.Context) (*sql.Selector, error)
}

// Where adds a new predicate for the ScaAuthRoleQuery builder.
func (sarq *ScaAuthRoleQuery) Where(ps ...predicate.ScaAuthRole) *ScaAuthRoleQuery {
	sarq.predicates = append(sarq.predicates, ps...)
	return sarq
}

// Limit the number of records to be returned by this query.
func (sarq *ScaAuthRoleQuery) Limit(limit int) *ScaAuthRoleQuery {
	sarq.ctx.Limit = &limit
	return sarq
}

// Offset to start from.
func (sarq *ScaAuthRoleQuery) Offset(offset int) *ScaAuthRoleQuery {
	sarq.ctx.Offset = &offset
	return sarq
}

// Unique configures the query builder to filter duplicate records on query.
// By default, unique is set to true, and can be disabled using this method.
func (sarq *ScaAuthRoleQuery) Unique(unique bool) *ScaAuthRoleQuery {
	sarq.ctx.Unique = &unique
	return sarq
}

// Order specifies how the records should be ordered.
func (sarq *ScaAuthRoleQuery) Order(o ...scaauthrole.OrderOption) *ScaAuthRoleQuery {
	sarq.order = append(sarq.order, o...)
	return sarq
}

// QueryScaAuthPermissionRule chains the current query on the "sca_auth_permission_rule" edge.
func (sarq *ScaAuthRoleQuery) QueryScaAuthPermissionRule() *ScaAuthPermissionRuleQuery {
	query := (&ScaAuthPermissionRuleClient{config: sarq.config}).Query()
	query.path = func(ctx context.Context) (fromU *sql.Selector, err error) {
		if err := sarq.prepareQuery(ctx); err != nil {
			return nil, err
		}
		selector := sarq.sqlQuery(ctx)
		if err := selector.Err(); err != nil {
			return nil, err
		}
		step := sqlgraph.NewStep(
			sqlgraph.From(scaauthrole.Table, scaauthrole.FieldID, selector),
			sqlgraph.To(scaauthpermissionrule.Table, scaauthpermissionrule.FieldID),
			sqlgraph.Edge(sqlgraph.O2M, false, scaauthrole.ScaAuthPermissionRuleTable, scaauthrole.ScaAuthPermissionRuleColumn),
		)
		fromU = sqlgraph.SetNeighbors(sarq.driver.Dialect(), step)
		return fromU, nil
	}
	return query
}

// First returns the first ScaAuthRole entity from the query.
// Returns a *NotFoundError when no ScaAuthRole was found.
func (sarq *ScaAuthRoleQuery) First(ctx context.Context) (*ScaAuthRole, error) {
	nodes, err := sarq.Limit(1).All(setContextOp(ctx, sarq.ctx, ent.OpQueryFirst))
	if err != nil {
		return nil, err
	}
	if len(nodes) == 0 {
		return nil, &NotFoundError{scaauthrole.Label}
	}
	return nodes[0], nil
}

// FirstX is like First, but panics if an error occurs.
func (sarq *ScaAuthRoleQuery) FirstX(ctx context.Context) *ScaAuthRole {
	node, err := sarq.First(ctx)
	if err != nil && !IsNotFound(err) {
		panic(err)
	}
	return node
}

// FirstID returns the first ScaAuthRole ID from the query.
// Returns a *NotFoundError when no ScaAuthRole ID was found.
func (sarq *ScaAuthRoleQuery) FirstID(ctx context.Context) (id int64, err error) {
	var ids []int64
	if ids, err = sarq.Limit(1).IDs(setContextOp(ctx, sarq.ctx, ent.OpQueryFirstID)); err != nil {
		return
	}
	if len(ids) == 0 {
		err = &NotFoundError{scaauthrole.Label}
		return
	}
	return ids[0], nil
}

// FirstIDX is like FirstID, but panics if an error occurs.
func (sarq *ScaAuthRoleQuery) FirstIDX(ctx context.Context) int64 {
	id, err := sarq.FirstID(ctx)
	if err != nil && !IsNotFound(err) {
		panic(err)
	}
	return id
}

// Only returns a single ScaAuthRole entity found by the query, ensuring it only returns one.
// Returns a *NotSingularError when more than one ScaAuthRole entity is found.
// Returns a *NotFoundError when no ScaAuthRole entities are found.
func (sarq *ScaAuthRoleQuery) Only(ctx context.Context) (*ScaAuthRole, error) {
	nodes, err := sarq.Limit(2).All(setContextOp(ctx, sarq.ctx, ent.OpQueryOnly))
	if err != nil {
		return nil, err
	}
	switch len(nodes) {
	case 1:
		return nodes[0], nil
	case 0:
		return nil, &NotFoundError{scaauthrole.Label}
	default:
		return nil, &NotSingularError{scaauthrole.Label}
	}
}

// OnlyX is like Only, but panics if an error occurs.
func (sarq *ScaAuthRoleQuery) OnlyX(ctx context.Context) *ScaAuthRole {
	node, err := sarq.Only(ctx)
	if err != nil {
		panic(err)
	}
	return node
}

// OnlyID is like Only, but returns the only ScaAuthRole ID in the query.
// Returns a *NotSingularError when more than one ScaAuthRole ID is found.
// Returns a *NotFoundError when no entities are found.
func (sarq *ScaAuthRoleQuery) OnlyID(ctx context.Context) (id int64, err error) {
	var ids []int64
	if ids, err = sarq.Limit(2).IDs(setContextOp(ctx, sarq.ctx, ent.OpQueryOnlyID)); err != nil {
		return
	}
	switch len(ids) {
	case 1:
		id = ids[0]
	case 0:
		err = &NotFoundError{scaauthrole.Label}
	default:
		err = &NotSingularError{scaauthrole.Label}
	}
	return
}

// OnlyIDX is like OnlyID, but panics if an error occurs.
func (sarq *ScaAuthRoleQuery) OnlyIDX(ctx context.Context) int64 {
	id, err := sarq.OnlyID(ctx)
	if err != nil {
		panic(err)
	}
	return id
}

// All executes the query and returns a list of ScaAuthRoles.
func (sarq *ScaAuthRoleQuery) All(ctx context.Context) ([]*ScaAuthRole, error) {
	ctx = setContextOp(ctx, sarq.ctx, ent.OpQueryAll)
	if err := sarq.prepareQuery(ctx); err != nil {
		return nil, err
	}
	qr := querierAll[[]*ScaAuthRole, *ScaAuthRoleQuery]()
	return withInterceptors[[]*ScaAuthRole](ctx, sarq, qr, sarq.inters)
}

// AllX is like All, but panics if an error occurs.
func (sarq *ScaAuthRoleQuery) AllX(ctx context.Context) []*ScaAuthRole {
	nodes, err := sarq.All(ctx)
	if err != nil {
		panic(err)
	}
	return nodes
}

// IDs executes the query and returns a list of ScaAuthRole IDs.
func (sarq *ScaAuthRoleQuery) IDs(ctx context.Context) (ids []int64, err error) {
	if sarq.ctx.Unique == nil && sarq.path != nil {
		sarq.Unique(true)
	}
	ctx = setContextOp(ctx, sarq.ctx, ent.OpQueryIDs)
	if err = sarq.Select(scaauthrole.FieldID).Scan(ctx, &ids); err != nil {
		return nil, err
	}
	return ids, nil
}

// IDsX is like IDs, but panics if an error occurs.
func (sarq *ScaAuthRoleQuery) IDsX(ctx context.Context) []int64 {
	ids, err := sarq.IDs(ctx)
	if err != nil {
		panic(err)
	}
	return ids
}

// Count returns the count of the given query.
func (sarq *ScaAuthRoleQuery) Count(ctx context.Context) (int, error) {
	ctx = setContextOp(ctx, sarq.ctx, ent.OpQueryCount)
	if err := sarq.prepareQuery(ctx); err != nil {
		return 0, err
	}
	return withInterceptors[int](ctx, sarq, querierCount[*ScaAuthRoleQuery](), sarq.inters)
}

// CountX is like Count, but panics if an error occurs.
func (sarq *ScaAuthRoleQuery) CountX(ctx context.Context) int {
	count, err := sarq.Count(ctx)
	if err != nil {
		panic(err)
	}
	return count
}

// Exist returns true if the query has elements in the graph.
func (sarq *ScaAuthRoleQuery) Exist(ctx context.Context) (bool, error) {
	ctx = setContextOp(ctx, sarq.ctx, ent.OpQueryExist)
	switch _, err := sarq.FirstID(ctx); {
	case IsNotFound(err):
		return false, nil
	case err != nil:
		return false, fmt.Errorf("ent: check existence: %w", err)
	default:
		return true, nil
	}
}

// ExistX is like Exist, but panics if an error occurs.
func (sarq *ScaAuthRoleQuery) ExistX(ctx context.Context) bool {
	exist, err := sarq.Exist(ctx)
	if err != nil {
		panic(err)
	}
	return exist
}

// Clone returns a duplicate of the ScaAuthRoleQuery builder, including all associated steps. It can be
// used to prepare common query builders and use them differently after the clone is made.
func (sarq *ScaAuthRoleQuery) Clone() *ScaAuthRoleQuery {
	if sarq == nil {
		return nil
	}
	return &ScaAuthRoleQuery{
		config:                    sarq.config,
		ctx:                       sarq.ctx.Clone(),
		order:                     append([]scaauthrole.OrderOption{}, sarq.order...),
		inters:                    append([]Interceptor{}, sarq.inters...),
		predicates:                append([]predicate.ScaAuthRole{}, sarq.predicates...),
		withScaAuthPermissionRule: sarq.withScaAuthPermissionRule.Clone(),
		// clone intermediate query.
		sql:  sarq.sql.Clone(),
		path: sarq.path,
	}
}

// WithScaAuthPermissionRule tells the query-builder to eager-load the nodes that are connected to
// the "sca_auth_permission_rule" edge. The optional arguments are used to configure the query builder of the edge.
func (sarq *ScaAuthRoleQuery) WithScaAuthPermissionRule(opts ...func(*ScaAuthPermissionRuleQuery)) *ScaAuthRoleQuery {
	query := (&ScaAuthPermissionRuleClient{config: sarq.config}).Query()
	for _, opt := range opts {
		opt(query)
	}
	sarq.withScaAuthPermissionRule = query
	return sarq
}

// GroupBy is used to group vertices by one or more fields/columns.
// It is often used with aggregate functions, like: count, max, mean, min, sum.
//
// Example:
//
//	var v []struct {
//		RoleName string `json:"role_name,omitempty"`
//		Count int `json:"count,omitempty"`
//	}
//
//	client.ScaAuthRole.Query().
//		GroupBy(scaauthrole.FieldRoleName).
//		Aggregate(ent.Count()).
//		Scan(ctx, &v)
func (sarq *ScaAuthRoleQuery) GroupBy(field string, fields ...string) *ScaAuthRoleGroupBy {
	sarq.ctx.Fields = append([]string{field}, fields...)
	grbuild := &ScaAuthRoleGroupBy{build: sarq}
	grbuild.flds = &sarq.ctx.Fields
	grbuild.label = scaauthrole.Label
	grbuild.scan = grbuild.Scan
	return grbuild
}

// Select allows the selection one or more fields/columns for the given query,
// instead of selecting all fields in the entity.
//
// Example:
//
//	var v []struct {
//		RoleName string `json:"role_name,omitempty"`
//	}
//
//	client.ScaAuthRole.Query().
//		Select(scaauthrole.FieldRoleName).
//		Scan(ctx, &v)
func (sarq *ScaAuthRoleQuery) Select(fields ...string) *ScaAuthRoleSelect {
	sarq.ctx.Fields = append(sarq.ctx.Fields, fields...)
	sbuild := &ScaAuthRoleSelect{ScaAuthRoleQuery: sarq}
	sbuild.label = scaauthrole.Label
	sbuild.flds, sbuild.scan = &sarq.ctx.Fields, sbuild.Scan
	return sbuild
}

// Aggregate returns a ScaAuthRoleSelect configured with the given aggregations.
func (sarq *ScaAuthRoleQuery) Aggregate(fns ...AggregateFunc) *ScaAuthRoleSelect {
	return sarq.Select().Aggregate(fns...)
}

func (sarq *ScaAuthRoleQuery) prepareQuery(ctx context.Context) error {
	for _, inter := range sarq.inters {
		if inter == nil {
			return fmt.Errorf("ent: uninitialized interceptor (forgotten import ent/runtime?)")
		}
		if trv, ok := inter.(Traverser); ok {
			if err := trv.Traverse(ctx, sarq); err != nil {
				return err
			}
		}
	}
	for _, f := range sarq.ctx.Fields {
		if !scaauthrole.ValidColumn(f) {
			return &ValidationError{Name: f, err: fmt.Errorf("ent: invalid field %q for query", f)}
		}
	}
	if sarq.path != nil {
		prev, err := sarq.path(ctx)
		if err != nil {
			return err
		}
		sarq.sql = prev
	}
	return nil
}

func (sarq *ScaAuthRoleQuery) sqlAll(ctx context.Context, hooks ...queryHook) ([]*ScaAuthRole, error) {
	var (
		nodes       = []*ScaAuthRole{}
		_spec       = sarq.querySpec()
		loadedTypes = [1]bool{
			sarq.withScaAuthPermissionRule != nil,
		}
	)
	_spec.ScanValues = func(columns []string) ([]any, error) {
		return (*ScaAuthRole).scanValues(nil, columns)
	}
	_spec.Assign = func(columns []string, values []any) error {
		node := &ScaAuthRole{config: sarq.config}
		nodes = append(nodes, node)
		node.Edges.loadedTypes = loadedTypes
		return node.assignValues(columns, values)
	}
	for i := range hooks {
		hooks[i](ctx, _spec)
	}
	if err := sqlgraph.QueryNodes(ctx, sarq.driver, _spec); err != nil {
		return nil, err
	}
	if len(nodes) == 0 {
		return nodes, nil
	}
	if query := sarq.withScaAuthPermissionRule; query != nil {
		if err := sarq.loadScaAuthPermissionRule(ctx, query, nodes,
			func(n *ScaAuthRole) { n.Edges.ScaAuthPermissionRule = []*ScaAuthPermissionRule{} },
			func(n *ScaAuthRole, e *ScaAuthPermissionRule) {
				n.Edges.ScaAuthPermissionRule = append(n.Edges.ScaAuthPermissionRule, e)
			}); err != nil {
			return nil, err
		}
	}
	return nodes, nil
}

func (sarq *ScaAuthRoleQuery) loadScaAuthPermissionRule(ctx context.Context, query *ScaAuthPermissionRuleQuery, nodes []*ScaAuthRole, init func(*ScaAuthRole), assign func(*ScaAuthRole, *ScaAuthPermissionRule)) error {
	fks := make([]driver.Value, 0, len(nodes))
	nodeids := make(map[int64]*ScaAuthRole)
	for i := range nodes {
		fks = append(fks, nodes[i].ID)
		nodeids[nodes[i].ID] = nodes[i]
		if init != nil {
			init(nodes[i])
		}
	}
	query.withFKs = true
	query.Where(predicate.ScaAuthPermissionRule(func(s *sql.Selector) {
		s.Where(sql.InValues(s.C(scaauthrole.ScaAuthPermissionRuleColumn), fks...))
	}))
	neighbors, err := query.All(ctx)
	if err != nil {
		return err
	}
	for _, n := range neighbors {
		fk := n.sca_auth_role_sca_auth_permission_rule
		if fk == nil {
			return fmt.Errorf(`foreign-key "sca_auth_role_sca_auth_permission_rule" is nil for node %v`, n.ID)
		}
		node, ok := nodeids[*fk]
		if !ok {
			return fmt.Errorf(`unexpected referenced foreign-key "sca_auth_role_sca_auth_permission_rule" returned %v for node %v`, *fk, n.ID)
		}
		assign(node, n)
	}
	return nil
}

func (sarq *ScaAuthRoleQuery) sqlCount(ctx context.Context) (int, error) {
	_spec := sarq.querySpec()
	_spec.Node.Columns = sarq.ctx.Fields
	if len(sarq.ctx.Fields) > 0 {
		_spec.Unique = sarq.ctx.Unique != nil && *sarq.ctx.Unique
	}
	return sqlgraph.CountNodes(ctx, sarq.driver, _spec)
}

func (sarq *ScaAuthRoleQuery) querySpec() *sqlgraph.QuerySpec {
	_spec := sqlgraph.NewQuerySpec(scaauthrole.Table, scaauthrole.Columns, sqlgraph.NewFieldSpec(scaauthrole.FieldID, field.TypeInt64))
	_spec.From = sarq.sql
	if unique := sarq.ctx.Unique; unique != nil {
		_spec.Unique = *unique
	} else if sarq.path != nil {
		_spec.Unique = true
	}
	if fields := sarq.ctx.Fields; len(fields) > 0 {
		_spec.Node.Columns = make([]string, 0, len(fields))
		_spec.Node.Columns = append(_spec.Node.Columns, scaauthrole.FieldID)
		for i := range fields {
			if fields[i] != scaauthrole.FieldID {
				_spec.Node.Columns = append(_spec.Node.Columns, fields[i])
			}
		}
	}
	if ps := sarq.predicates; len(ps) > 0 {
		_spec.Predicate = func(selector *sql.Selector) {
			for i := range ps {
				ps[i](selector)
			}
		}
	}
	if limit := sarq.ctx.Limit; limit != nil {
		_spec.Limit = *limit
	}
	if offset := sarq.ctx.Offset; offset != nil {
		_spec.Offset = *offset
	}
	if ps := sarq.order; len(ps) > 0 {
		_spec.Order = func(selector *sql.Selector) {
			for i := range ps {
				ps[i](selector)
			}
		}
	}
	return _spec
}

func (sarq *ScaAuthRoleQuery) sqlQuery(ctx context.Context) *sql.Selector {
	builder := sql.Dialect(sarq.driver.Dialect())
	t1 := builder.Table(scaauthrole.Table)
	columns := sarq.ctx.Fields
	if len(columns) == 0 {
		columns = scaauthrole.Columns
	}
	selector := builder.Select(t1.Columns(columns...)...).From(t1)
	if sarq.sql != nil {
		selector = sarq.sql
		selector.Select(selector.Columns(columns...)...)
	}
	if sarq.ctx.Unique != nil && *sarq.ctx.Unique {
		selector.Distinct()
	}
	for _, p := range sarq.predicates {
		p(selector)
	}
	for _, p := range sarq.order {
		p(selector)
	}
	if offset := sarq.ctx.Offset; offset != nil {
		// limit is mandatory for offset clause. We start
		// with default value, and override it below if needed.
		selector.Offset(*offset).Limit(math.MaxInt32)
	}
	if limit := sarq.ctx.Limit; limit != nil {
		selector.Limit(*limit)
	}
	return selector
}

// ScaAuthRoleGroupBy is the group-by builder for ScaAuthRole entities.
type ScaAuthRoleGroupBy struct {
	selector
	build *ScaAuthRoleQuery
}

// Aggregate adds the given aggregation functions to the group-by query.
func (sargb *ScaAuthRoleGroupBy) Aggregate(fns ...AggregateFunc) *ScaAuthRoleGroupBy {
	sargb.fns = append(sargb.fns, fns...)
	return sargb
}

// Scan applies the selector query and scans the result into the given value.
func (sargb *ScaAuthRoleGroupBy) Scan(ctx context.Context, v any) error {
	ctx = setContextOp(ctx, sargb.build.ctx, ent.OpQueryGroupBy)
	if err := sargb.build.prepareQuery(ctx); err != nil {
		return err
	}
	return scanWithInterceptors[*ScaAuthRoleQuery, *ScaAuthRoleGroupBy](ctx, sargb.build, sargb, sargb.build.inters, v)
}

func (sargb *ScaAuthRoleGroupBy) sqlScan(ctx context.Context, root *ScaAuthRoleQuery, v any) error {
	selector := root.sqlQuery(ctx).Select()
	aggregation := make([]string, 0, len(sargb.fns))
	for _, fn := range sargb.fns {
		aggregation = append(aggregation, fn(selector))
	}
	if len(selector.SelectedColumns()) == 0 {
		columns := make([]string, 0, len(*sargb.flds)+len(sargb.fns))
		for _, f := range *sargb.flds {
			columns = append(columns, selector.C(f))
		}
		columns = append(columns, aggregation...)
		selector.Select(columns...)
	}
	selector.GroupBy(selector.Columns(*sargb.flds...)...)
	if err := selector.Err(); err != nil {
		return err
	}
	rows := &sql.Rows{}
	query, args := selector.Query()
	if err := sargb.build.driver.Query(ctx, query, args, rows); err != nil {
		return err
	}
	defer rows.Close()
	return sql.ScanSlice(rows, v)
}

// ScaAuthRoleSelect is the builder for selecting fields of ScaAuthRole entities.
type ScaAuthRoleSelect struct {
	*ScaAuthRoleQuery
	selector
}

// Aggregate adds the given aggregation functions to the selector query.
func (sars *ScaAuthRoleSelect) Aggregate(fns ...AggregateFunc) *ScaAuthRoleSelect {
	sars.fns = append(sars.fns, fns...)
	return sars
}

// Scan applies the selector query and scans the result into the given value.
func (sars *ScaAuthRoleSelect) Scan(ctx context.Context, v any) error {
	ctx = setContextOp(ctx, sars.ctx, ent.OpQuerySelect)
	if err := sars.prepareQuery(ctx); err != nil {
		return err
	}
	return scanWithInterceptors[*ScaAuthRoleQuery, *ScaAuthRoleSelect](ctx, sars.ScaAuthRoleQuery, sars, sars.inters, v)
}

func (sars *ScaAuthRoleSelect) sqlScan(ctx context.Context, root *ScaAuthRoleQuery, v any) error {
	selector := root.sqlQuery(ctx)
	aggregation := make([]string, 0, len(sars.fns))
	for _, fn := range sars.fns {
		aggregation = append(aggregation, fn(selector))
	}
	switch n := len(*sars.selector.flds); {
	case n == 0 && len(aggregation) > 0:
		selector.Select(aggregation...)
	case n != 0 && len(aggregation) > 0:
		selector.AppendSelect(aggregation...)
	}
	rows := &sql.Rows{}
	query, args := selector.Query()
	if err := sars.driver.Query(ctx, query, args, rows); err != nil {
		return err
	}
	defer rows.Close()
	return sql.ScanSlice(rows, v)
}