// Code generated by ent, DO NOT EDIT.

package ent

import (
	"context"
	"database/sql/driver"
	"fmt"
	"math"
	"thesis/ent/key"
	"thesis/ent/predicate"
	"thesis/ent/validators"
	"thesis/ent/whitelist"

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

// WhiteListQuery is the builder for querying WhiteList entities.
type WhiteListQuery struct {
	config
	ctx         *QueryContext
	order       []whitelist.OrderOption
	inters      []Interceptor
	predicates  []predicate.WhiteList
	withSponsor *ValidatorsQuery
	withAccount *KeyQuery
	// intermediate query (i.e. traversal path).
	sql  *sql.Selector
	path func(context.Context) (*sql.Selector, error)
}

// Where adds a new predicate for the WhiteListQuery builder.
func (wlq *WhiteListQuery) Where(ps ...predicate.WhiteList) *WhiteListQuery {
	wlq.predicates = append(wlq.predicates, ps...)
	return wlq
}

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

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

// 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 (wlq *WhiteListQuery) Unique(unique bool) *WhiteListQuery {
	wlq.ctx.Unique = &unique
	return wlq
}

// Order specifies how the records should be ordered.
func (wlq *WhiteListQuery) Order(o ...whitelist.OrderOption) *WhiteListQuery {
	wlq.order = append(wlq.order, o...)
	return wlq
}

// QuerySponsor chains the current query on the "Sponsor" edge.
func (wlq *WhiteListQuery) QuerySponsor() *ValidatorsQuery {
	query := (&ValidatorsClient{config: wlq.config}).Query()
	query.path = func(ctx context.Context) (fromU *sql.Selector, err error) {
		if err := wlq.prepareQuery(ctx); err != nil {
			return nil, err
		}
		selector := wlq.sqlQuery(ctx)
		if err := selector.Err(); err != nil {
			return nil, err
		}
		step := sqlgraph.NewStep(
			sqlgraph.From(whitelist.Table, whitelist.FieldID, selector),
			sqlgraph.To(validators.Table, validators.FieldID),
			sqlgraph.Edge(sqlgraph.O2M, false, whitelist.SponsorTable, whitelist.SponsorColumn),
		)
		fromU = sqlgraph.SetNeighbors(wlq.driver.Dialect(), step)
		return fromU, nil
	}
	return query
}

// QueryAccount chains the current query on the "Account" edge.
func (wlq *WhiteListQuery) QueryAccount() *KeyQuery {
	query := (&KeyClient{config: wlq.config}).Query()
	query.path = func(ctx context.Context) (fromU *sql.Selector, err error) {
		if err := wlq.prepareQuery(ctx); err != nil {
			return nil, err
		}
		selector := wlq.sqlQuery(ctx)
		if err := selector.Err(); err != nil {
			return nil, err
		}
		step := sqlgraph.NewStep(
			sqlgraph.From(whitelist.Table, whitelist.FieldID, selector),
			sqlgraph.To(key.Table, key.FieldID),
			sqlgraph.Edge(sqlgraph.O2M, false, whitelist.AccountTable, whitelist.AccountColumn),
		)
		fromU = sqlgraph.SetNeighbors(wlq.driver.Dialect(), step)
		return fromU, nil
	}
	return query
}

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

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

// FirstID returns the first WhiteList ID from the query.
// Returns a *NotFoundError when no WhiteList ID was found.
func (wlq *WhiteListQuery) FirstID(ctx context.Context) (id int, err error) {
	var ids []int
	if ids, err = wlq.Limit(1).IDs(setContextOp(ctx, wlq.ctx, "FirstID")); err != nil {
		return
	}
	if len(ids) == 0 {
		err = &NotFoundError{whitelist.Label}
		return
	}
	return ids[0], nil
}

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

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

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

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

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

// All executes the query and returns a list of WhiteLists.
func (wlq *WhiteListQuery) All(ctx context.Context) ([]*WhiteList, error) {
	ctx = setContextOp(ctx, wlq.ctx, "All")
	if err := wlq.prepareQuery(ctx); err != nil {
		return nil, err
	}
	qr := querierAll[[]*WhiteList, *WhiteListQuery]()
	return withInterceptors[[]*WhiteList](ctx, wlq, qr, wlq.inters)
}

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

// IDs executes the query and returns a list of WhiteList IDs.
func (wlq *WhiteListQuery) IDs(ctx context.Context) (ids []int, err error) {
	if wlq.ctx.Unique == nil && wlq.path != nil {
		wlq.Unique(true)
	}
	ctx = setContextOp(ctx, wlq.ctx, "IDs")
	if err = wlq.Select(whitelist.FieldID).Scan(ctx, &ids); err != nil {
		return nil, err
	}
	return ids, nil
}

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

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

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

// Exist returns true if the query has elements in the graph.
func (wlq *WhiteListQuery) Exist(ctx context.Context) (bool, error) {
	ctx = setContextOp(ctx, wlq.ctx, "Exist")
	switch _, err := wlq.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 (wlq *WhiteListQuery) ExistX(ctx context.Context) bool {
	exist, err := wlq.Exist(ctx)
	if err != nil {
		panic(err)
	}
	return exist
}

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

// WithSponsor tells the query-builder to eager-load the nodes that are connected to
// the "Sponsor" edge. The optional arguments are used to configure the query builder of the edge.
func (wlq *WhiteListQuery) WithSponsor(opts ...func(*ValidatorsQuery)) *WhiteListQuery {
	query := (&ValidatorsClient{config: wlq.config}).Query()
	for _, opt := range opts {
		opt(query)
	}
	wlq.withSponsor = query
	return wlq
}

// WithAccount tells the query-builder to eager-load the nodes that are connected to
// the "Account" edge. The optional arguments are used to configure the query builder of the edge.
func (wlq *WhiteListQuery) WithAccount(opts ...func(*KeyQuery)) *WhiteListQuery {
	query := (&KeyClient{config: wlq.config}).Query()
	for _, opt := range opts {
		opt(query)
	}
	wlq.withAccount = query
	return wlq
}

// 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.
func (wlq *WhiteListQuery) GroupBy(field string, fields ...string) *WhiteListGroupBy {
	wlq.ctx.Fields = append([]string{field}, fields...)
	grbuild := &WhiteListGroupBy{build: wlq}
	grbuild.flds = &wlq.ctx.Fields
	grbuild.label = whitelist.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.
func (wlq *WhiteListQuery) Select(fields ...string) *WhiteListSelect {
	wlq.ctx.Fields = append(wlq.ctx.Fields, fields...)
	sbuild := &WhiteListSelect{WhiteListQuery: wlq}
	sbuild.label = whitelist.Label
	sbuild.flds, sbuild.scan = &wlq.ctx.Fields, sbuild.Scan
	return sbuild
}

// Aggregate returns a WhiteListSelect configured with the given aggregations.
func (wlq *WhiteListQuery) Aggregate(fns ...AggregateFunc) *WhiteListSelect {
	return wlq.Select().Aggregate(fns...)
}

func (wlq *WhiteListQuery) prepareQuery(ctx context.Context) error {
	for _, inter := range wlq.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, wlq); err != nil {
				return err
			}
		}
	}
	for _, f := range wlq.ctx.Fields {
		if !whitelist.ValidColumn(f) {
			return &ValidationError{Name: f, err: fmt.Errorf("ent: invalid field %q for query", f)}
		}
	}
	if wlq.path != nil {
		prev, err := wlq.path(ctx)
		if err != nil {
			return err
		}
		wlq.sql = prev
	}
	return nil
}

func (wlq *WhiteListQuery) sqlAll(ctx context.Context, hooks ...queryHook) ([]*WhiteList, error) {
	var (
		nodes       = []*WhiteList{}
		_spec       = wlq.querySpec()
		loadedTypes = [2]bool{
			wlq.withSponsor != nil,
			wlq.withAccount != nil,
		}
	)
	_spec.ScanValues = func(columns []string) ([]any, error) {
		return (*WhiteList).scanValues(nil, columns)
	}
	_spec.Assign = func(columns []string, values []any) error {
		node := &WhiteList{config: wlq.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, wlq.driver, _spec); err != nil {
		return nil, err
	}
	if len(nodes) == 0 {
		return nodes, nil
	}
	if query := wlq.withSponsor; query != nil {
		if err := wlq.loadSponsor(ctx, query, nodes,
			func(n *WhiteList) { n.Edges.Sponsor = []*Validators{} },
			func(n *WhiteList, e *Validators) { n.Edges.Sponsor = append(n.Edges.Sponsor, e) }); err != nil {
			return nil, err
		}
	}
	if query := wlq.withAccount; query != nil {
		if err := wlq.loadAccount(ctx, query, nodes,
			func(n *WhiteList) { n.Edges.Account = []*Key{} },
			func(n *WhiteList, e *Key) { n.Edges.Account = append(n.Edges.Account, e) }); err != nil {
			return nil, err
		}
	}
	return nodes, nil
}

func (wlq *WhiteListQuery) loadSponsor(ctx context.Context, query *ValidatorsQuery, nodes []*WhiteList, init func(*WhiteList), assign func(*WhiteList, *Validators)) error {
	fks := make([]driver.Value, 0, len(nodes))
	nodeids := make(map[int]*WhiteList)
	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.Validators(func(s *sql.Selector) {
		s.Where(sql.InValues(s.C(whitelist.SponsorColumn), fks...))
	}))
	neighbors, err := query.All(ctx)
	if err != nil {
		return err
	}
	for _, n := range neighbors {
		fk := n.white_list_sponsor
		if fk == nil {
			return fmt.Errorf(`foreign-key "white_list_sponsor" is nil for node %v`, n.ID)
		}
		node, ok := nodeids[*fk]
		if !ok {
			return fmt.Errorf(`unexpected referenced foreign-key "white_list_sponsor" returned %v for node %v`, *fk, n.ID)
		}
		assign(node, n)
	}
	return nil
}
func (wlq *WhiteListQuery) loadAccount(ctx context.Context, query *KeyQuery, nodes []*WhiteList, init func(*WhiteList), assign func(*WhiteList, *Key)) error {
	fks := make([]driver.Value, 0, len(nodes))
	nodeids := make(map[int]*WhiteList)
	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.Key(func(s *sql.Selector) {
		s.Where(sql.InValues(s.C(whitelist.AccountColumn), fks...))
	}))
	neighbors, err := query.All(ctx)
	if err != nil {
		return err
	}
	for _, n := range neighbors {
		fk := n.white_list_account
		if fk == nil {
			return fmt.Errorf(`foreign-key "white_list_account" is nil for node %v`, n.ID)
		}
		node, ok := nodeids[*fk]
		if !ok {
			return fmt.Errorf(`unexpected referenced foreign-key "white_list_account" returned %v for node %v`, *fk, n.ID)
		}
		assign(node, n)
	}
	return nil
}

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

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

func (wlq *WhiteListQuery) sqlQuery(ctx context.Context) *sql.Selector {
	builder := sql.Dialect(wlq.driver.Dialect())
	t1 := builder.Table(whitelist.Table)
	columns := wlq.ctx.Fields
	if len(columns) == 0 {
		columns = whitelist.Columns
	}
	selector := builder.Select(t1.Columns(columns...)...).From(t1)
	if wlq.sql != nil {
		selector = wlq.sql
		selector.Select(selector.Columns(columns...)...)
	}
	if wlq.ctx.Unique != nil && *wlq.ctx.Unique {
		selector.Distinct()
	}
	for _, p := range wlq.predicates {
		p(selector)
	}
	for _, p := range wlq.order {
		p(selector)
	}
	if offset := wlq.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 := wlq.ctx.Limit; limit != nil {
		selector.Limit(*limit)
	}
	return selector
}

// WhiteListGroupBy is the group-by builder for WhiteList entities.
type WhiteListGroupBy struct {
	selector
	build *WhiteListQuery
}

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

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

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

// WhiteListSelect is the builder for selecting fields of WhiteList entities.
type WhiteListSelect struct {
	*WhiteListQuery
	selector
}

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

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

func (wls *WhiteListSelect) sqlScan(ctx context.Context, root *WhiteListQuery, v any) error {
	selector := root.sqlQuery(ctx)
	aggregation := make([]string, 0, len(wls.fns))
	for _, fn := range wls.fns {
		aggregation = append(aggregation, fn(selector))
	}
	switch n := len(*wls.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 := wls.driver.Query(ctx, query, args, rows); err != nil {
		return err
	}
	defer rows.Close()
	return sql.ScanSlice(rows, v)
}