zkt24/z2/backend/ent/transactions_query.go

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2024-04-25 11:51:47 +00:00
// Code generated by ent, DO NOT EDIT.
package ent
import (
"context"
"database/sql/driver"
"fmt"
"math"
"thesis/ent/blocks"
"thesis/ent/key"
"thesis/ent/predicate"
"thesis/ent/transactions"
"entgo.io/ent/dialect/sql"
"entgo.io/ent/dialect/sql/sqlgraph"
"entgo.io/ent/schema/field"
)
// TransactionsQuery is the builder for querying Transactions entities.
type TransactionsQuery struct {
config
ctx *QueryContext
order []transactions.OrderOption
inters []Interceptor
predicates []predicate.Transactions
withSigner *KeyQuery
withBlock *BlocksQuery
// intermediate query (i.e. traversal path).
sql *sql.Selector
path func(context.Context) (*sql.Selector, error)
}
// Where adds a new predicate for the TransactionsQuery builder.
func (tq *TransactionsQuery) Where(ps ...predicate.Transactions) *TransactionsQuery {
tq.predicates = append(tq.predicates, ps...)
return tq
}
// Limit the number of records to be returned by this query.
func (tq *TransactionsQuery) Limit(limit int) *TransactionsQuery {
tq.ctx.Limit = &limit
return tq
}
// Offset to start from.
func (tq *TransactionsQuery) Offset(offset int) *TransactionsQuery {
tq.ctx.Offset = &offset
return tq
}
// 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 (tq *TransactionsQuery) Unique(unique bool) *TransactionsQuery {
tq.ctx.Unique = &unique
return tq
}
// Order specifies how the records should be ordered.
func (tq *TransactionsQuery) Order(o ...transactions.OrderOption) *TransactionsQuery {
tq.order = append(tq.order, o...)
return tq
}
// QuerySigner chains the current query on the "Signer" edge.
func (tq *TransactionsQuery) QuerySigner() *KeyQuery {
query := (&KeyClient{config: tq.config}).Query()
query.path = func(ctx context.Context) (fromU *sql.Selector, err error) {
if err := tq.prepareQuery(ctx); err != nil {
return nil, err
}
selector := tq.sqlQuery(ctx)
if err := selector.Err(); err != nil {
return nil, err
}
step := sqlgraph.NewStep(
sqlgraph.From(transactions.Table, transactions.FieldID, selector),
sqlgraph.To(key.Table, key.FieldID),
sqlgraph.Edge(sqlgraph.M2M, true, transactions.SignerTable, transactions.SignerPrimaryKey...),
)
fromU = sqlgraph.SetNeighbors(tq.driver.Dialect(), step)
return fromU, nil
}
return query
}
// QueryBlock chains the current query on the "Block" edge.
func (tq *TransactionsQuery) QueryBlock() *BlocksQuery {
query := (&BlocksClient{config: tq.config}).Query()
query.path = func(ctx context.Context) (fromU *sql.Selector, err error) {
if err := tq.prepareQuery(ctx); err != nil {
return nil, err
}
selector := tq.sqlQuery(ctx)
if err := selector.Err(); err != nil {
return nil, err
}
step := sqlgraph.NewStep(
sqlgraph.From(transactions.Table, transactions.FieldID, selector),
sqlgraph.To(blocks.Table, blocks.FieldID),
sqlgraph.Edge(sqlgraph.M2M, true, transactions.BlockTable, transactions.BlockPrimaryKey...),
)
fromU = sqlgraph.SetNeighbors(tq.driver.Dialect(), step)
return fromU, nil
}
return query
}
// First returns the first Transactions entity from the query.
// Returns a *NotFoundError when no Transactions was found.
func (tq *TransactionsQuery) First(ctx context.Context) (*Transactions, error) {
nodes, err := tq.Limit(1).All(setContextOp(ctx, tq.ctx, "First"))
if err != nil {
return nil, err
}
if len(nodes) == 0 {
return nil, &NotFoundError{transactions.Label}
}
return nodes[0], nil
}
// FirstX is like First, but panics if an error occurs.
func (tq *TransactionsQuery) FirstX(ctx context.Context) *Transactions {
node, err := tq.First(ctx)
if err != nil && !IsNotFound(err) {
panic(err)
}
return node
}
// FirstID returns the first Transactions ID from the query.
// Returns a *NotFoundError when no Transactions ID was found.
func (tq *TransactionsQuery) FirstID(ctx context.Context) (id int, err error) {
var ids []int
if ids, err = tq.Limit(1).IDs(setContextOp(ctx, tq.ctx, "FirstID")); err != nil {
return
}
if len(ids) == 0 {
err = &NotFoundError{transactions.Label}
return
}
return ids[0], nil
}
// FirstIDX is like FirstID, but panics if an error occurs.
func (tq *TransactionsQuery) FirstIDX(ctx context.Context) int {
id, err := tq.FirstID(ctx)
if err != nil && !IsNotFound(err) {
panic(err)
}
return id
}
// Only returns a single Transactions entity found by the query, ensuring it only returns one.
// Returns a *NotSingularError when more than one Transactions entity is found.
// Returns a *NotFoundError when no Transactions entities are found.
func (tq *TransactionsQuery) Only(ctx context.Context) (*Transactions, error) {
nodes, err := tq.Limit(2).All(setContextOp(ctx, tq.ctx, "Only"))
if err != nil {
return nil, err
}
switch len(nodes) {
case 1:
return nodes[0], nil
case 0:
return nil, &NotFoundError{transactions.Label}
default:
return nil, &NotSingularError{transactions.Label}
}
}
// OnlyX is like Only, but panics if an error occurs.
func (tq *TransactionsQuery) OnlyX(ctx context.Context) *Transactions {
node, err := tq.Only(ctx)
if err != nil {
panic(err)
}
return node
}
// OnlyID is like Only, but returns the only Transactions ID in the query.
// Returns a *NotSingularError when more than one Transactions ID is found.
// Returns a *NotFoundError when no entities are found.
func (tq *TransactionsQuery) OnlyID(ctx context.Context) (id int, err error) {
var ids []int
if ids, err = tq.Limit(2).IDs(setContextOp(ctx, tq.ctx, "OnlyID")); err != nil {
return
}
switch len(ids) {
case 1:
id = ids[0]
case 0:
err = &NotFoundError{transactions.Label}
default:
err = &NotSingularError{transactions.Label}
}
return
}
// OnlyIDX is like OnlyID, but panics if an error occurs.
func (tq *TransactionsQuery) OnlyIDX(ctx context.Context) int {
id, err := tq.OnlyID(ctx)
if err != nil {
panic(err)
}
return id
}
// All executes the query and returns a list of TransactionsSlice.
func (tq *TransactionsQuery) All(ctx context.Context) ([]*Transactions, error) {
ctx = setContextOp(ctx, tq.ctx, "All")
if err := tq.prepareQuery(ctx); err != nil {
return nil, err
}
qr := querierAll[[]*Transactions, *TransactionsQuery]()
return withInterceptors[[]*Transactions](ctx, tq, qr, tq.inters)
}
// AllX is like All, but panics if an error occurs.
func (tq *TransactionsQuery) AllX(ctx context.Context) []*Transactions {
nodes, err := tq.All(ctx)
if err != nil {
panic(err)
}
return nodes
}
// IDs executes the query and returns a list of Transactions IDs.
func (tq *TransactionsQuery) IDs(ctx context.Context) (ids []int, err error) {
if tq.ctx.Unique == nil && tq.path != nil {
tq.Unique(true)
}
ctx = setContextOp(ctx, tq.ctx, "IDs")
if err = tq.Select(transactions.FieldID).Scan(ctx, &ids); err != nil {
return nil, err
}
return ids, nil
}
// IDsX is like IDs, but panics if an error occurs.
func (tq *TransactionsQuery) IDsX(ctx context.Context) []int {
ids, err := tq.IDs(ctx)
if err != nil {
panic(err)
}
return ids
}
// Count returns the count of the given query.
func (tq *TransactionsQuery) Count(ctx context.Context) (int, error) {
ctx = setContextOp(ctx, tq.ctx, "Count")
if err := tq.prepareQuery(ctx); err != nil {
return 0, err
}
return withInterceptors[int](ctx, tq, querierCount[*TransactionsQuery](), tq.inters)
}
// CountX is like Count, but panics if an error occurs.
func (tq *TransactionsQuery) CountX(ctx context.Context) int {
count, err := tq.Count(ctx)
if err != nil {
panic(err)
}
return count
}
// Exist returns true if the query has elements in the graph.
func (tq *TransactionsQuery) Exist(ctx context.Context) (bool, error) {
ctx = setContextOp(ctx, tq.ctx, "Exist")
switch _, err := tq.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 (tq *TransactionsQuery) ExistX(ctx context.Context) bool {
exist, err := tq.Exist(ctx)
if err != nil {
panic(err)
}
return exist
}
// Clone returns a duplicate of the TransactionsQuery builder, including all associated steps. It can be
// used to prepare common query builders and use them differently after the clone is made.
func (tq *TransactionsQuery) Clone() *TransactionsQuery {
if tq == nil {
return nil
}
return &TransactionsQuery{
config: tq.config,
ctx: tq.ctx.Clone(),
order: append([]transactions.OrderOption{}, tq.order...),
inters: append([]Interceptor{}, tq.inters...),
predicates: append([]predicate.Transactions{}, tq.predicates...),
withSigner: tq.withSigner.Clone(),
withBlock: tq.withBlock.Clone(),
// clone intermediate query.
sql: tq.sql.Clone(),
path: tq.path,
}
}
// WithSigner tells the query-builder to eager-load the nodes that are connected to
// the "Signer" edge. The optional arguments are used to configure the query builder of the edge.
func (tq *TransactionsQuery) WithSigner(opts ...func(*KeyQuery)) *TransactionsQuery {
query := (&KeyClient{config: tq.config}).Query()
for _, opt := range opts {
opt(query)
}
tq.withSigner = query
return tq
}
// WithBlock tells the query-builder to eager-load the nodes that are connected to
// the "Block" edge. The optional arguments are used to configure the query builder of the edge.
func (tq *TransactionsQuery) WithBlock(opts ...func(*BlocksQuery)) *TransactionsQuery {
query := (&BlocksClient{config: tq.config}).Query()
for _, opt := range opts {
opt(query)
}
tq.withBlock = query
return tq
}
// 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 {
// Type int `json:"type,omitempty"`
// Count int `json:"count,omitempty"`
// }
//
// client.Transactions.Query().
// GroupBy(transactions.FieldType).
// Aggregate(ent.Count()).
// Scan(ctx, &v)
func (tq *TransactionsQuery) GroupBy(field string, fields ...string) *TransactionsGroupBy {
tq.ctx.Fields = append([]string{field}, fields...)
grbuild := &TransactionsGroupBy{build: tq}
grbuild.flds = &tq.ctx.Fields
grbuild.label = transactions.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 {
// Type int `json:"type,omitempty"`
// }
//
// client.Transactions.Query().
// Select(transactions.FieldType).
// Scan(ctx, &v)
func (tq *TransactionsQuery) Select(fields ...string) *TransactionsSelect {
tq.ctx.Fields = append(tq.ctx.Fields, fields...)
sbuild := &TransactionsSelect{TransactionsQuery: tq}
sbuild.label = transactions.Label
sbuild.flds, sbuild.scan = &tq.ctx.Fields, sbuild.Scan
return sbuild
}
// Aggregate returns a TransactionsSelect configured with the given aggregations.
func (tq *TransactionsQuery) Aggregate(fns ...AggregateFunc) *TransactionsSelect {
return tq.Select().Aggregate(fns...)
}
func (tq *TransactionsQuery) prepareQuery(ctx context.Context) error {
for _, inter := range tq.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, tq); err != nil {
return err
}
}
}
for _, f := range tq.ctx.Fields {
if !transactions.ValidColumn(f) {
return &ValidationError{Name: f, err: fmt.Errorf("ent: invalid field %q for query", f)}
}
}
if tq.path != nil {
prev, err := tq.path(ctx)
if err != nil {
return err
}
tq.sql = prev
}
return nil
}
func (tq *TransactionsQuery) sqlAll(ctx context.Context, hooks ...queryHook) ([]*Transactions, error) {
var (
nodes = []*Transactions{}
_spec = tq.querySpec()
loadedTypes = [2]bool{
tq.withSigner != nil,
tq.withBlock != nil,
}
)
_spec.ScanValues = func(columns []string) ([]any, error) {
return (*Transactions).scanValues(nil, columns)
}
_spec.Assign = func(columns []string, values []any) error {
node := &Transactions{config: tq.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, tq.driver, _spec); err != nil {
return nil, err
}
if len(nodes) == 0 {
return nodes, nil
}
if query := tq.withSigner; query != nil {
if err := tq.loadSigner(ctx, query, nodes,
func(n *Transactions) { n.Edges.Signer = []*Key{} },
func(n *Transactions, e *Key) { n.Edges.Signer = append(n.Edges.Signer, e) }); err != nil {
return nil, err
}
}
if query := tq.withBlock; query != nil {
if err := tq.loadBlock(ctx, query, nodes,
func(n *Transactions) { n.Edges.Block = []*Blocks{} },
func(n *Transactions, e *Blocks) { n.Edges.Block = append(n.Edges.Block, e) }); err != nil {
return nil, err
}
}
return nodes, nil
}
func (tq *TransactionsQuery) loadSigner(ctx context.Context, query *KeyQuery, nodes []*Transactions, init func(*Transactions), assign func(*Transactions, *Key)) error {
edgeIDs := make([]driver.Value, len(nodes))
byID := make(map[int]*Transactions)
nids := make(map[int]map[*Transactions]struct{})
for i, node := range nodes {
edgeIDs[i] = node.ID
byID[node.ID] = node
if init != nil {
init(node)
}
}
query.Where(func(s *sql.Selector) {
joinT := sql.Table(transactions.SignerTable)
s.Join(joinT).On(s.C(key.FieldID), joinT.C(transactions.SignerPrimaryKey[0]))
s.Where(sql.InValues(joinT.C(transactions.SignerPrimaryKey[1]), edgeIDs...))
columns := s.SelectedColumns()
s.Select(joinT.C(transactions.SignerPrimaryKey[1]))
s.AppendSelect(columns...)
s.SetDistinct(false)
})
if err := query.prepareQuery(ctx); err != nil {
return err
}
qr := QuerierFunc(func(ctx context.Context, q Query) (Value, error) {
return query.sqlAll(ctx, func(_ context.Context, spec *sqlgraph.QuerySpec) {
assign := spec.Assign
values := spec.ScanValues
spec.ScanValues = func(columns []string) ([]any, error) {
values, err := values(columns[1:])
if err != nil {
return nil, err
}
return append([]any{new(sql.NullInt64)}, values...), nil
}
spec.Assign = func(columns []string, values []any) error {
outValue := int(values[0].(*sql.NullInt64).Int64)
inValue := int(values[1].(*sql.NullInt64).Int64)
if nids[inValue] == nil {
nids[inValue] = map[*Transactions]struct{}{byID[outValue]: {}}
return assign(columns[1:], values[1:])
}
nids[inValue][byID[outValue]] = struct{}{}
return nil
}
})
})
neighbors, err := withInterceptors[[]*Key](ctx, query, qr, query.inters)
if err != nil {
return err
}
for _, n := range neighbors {
nodes, ok := nids[n.ID]
if !ok {
return fmt.Errorf(`unexpected "Signer" node returned %v`, n.ID)
}
for kn := range nodes {
assign(kn, n)
}
}
return nil
}
func (tq *TransactionsQuery) loadBlock(ctx context.Context, query *BlocksQuery, nodes []*Transactions, init func(*Transactions), assign func(*Transactions, *Blocks)) error {
edgeIDs := make([]driver.Value, len(nodes))
byID := make(map[int]*Transactions)
nids := make(map[int]map[*Transactions]struct{})
for i, node := range nodes {
edgeIDs[i] = node.ID
byID[node.ID] = node
if init != nil {
init(node)
}
}
query.Where(func(s *sql.Selector) {
joinT := sql.Table(transactions.BlockTable)
s.Join(joinT).On(s.C(blocks.FieldID), joinT.C(transactions.BlockPrimaryKey[0]))
s.Where(sql.InValues(joinT.C(transactions.BlockPrimaryKey[1]), edgeIDs...))
columns := s.SelectedColumns()
s.Select(joinT.C(transactions.BlockPrimaryKey[1]))
s.AppendSelect(columns...)
s.SetDistinct(false)
})
if err := query.prepareQuery(ctx); err != nil {
return err
}
qr := QuerierFunc(func(ctx context.Context, q Query) (Value, error) {
return query.sqlAll(ctx, func(_ context.Context, spec *sqlgraph.QuerySpec) {
assign := spec.Assign
values := spec.ScanValues
spec.ScanValues = func(columns []string) ([]any, error) {
values, err := values(columns[1:])
if err != nil {
return nil, err
}
return append([]any{new(sql.NullInt64)}, values...), nil
}
spec.Assign = func(columns []string, values []any) error {
outValue := int(values[0].(*sql.NullInt64).Int64)
inValue := int(values[1].(*sql.NullInt64).Int64)
if nids[inValue] == nil {
nids[inValue] = map[*Transactions]struct{}{byID[outValue]: {}}
return assign(columns[1:], values[1:])
}
nids[inValue][byID[outValue]] = struct{}{}
return nil
}
})
})
neighbors, err := withInterceptors[[]*Blocks](ctx, query, qr, query.inters)
if err != nil {
return err
}
for _, n := range neighbors {
nodes, ok := nids[n.ID]
if !ok {
return fmt.Errorf(`unexpected "Block" node returned %v`, n.ID)
}
for kn := range nodes {
assign(kn, n)
}
}
return nil
}
func (tq *TransactionsQuery) sqlCount(ctx context.Context) (int, error) {
_spec := tq.querySpec()
_spec.Node.Columns = tq.ctx.Fields
if len(tq.ctx.Fields) > 0 {
_spec.Unique = tq.ctx.Unique != nil && *tq.ctx.Unique
}
return sqlgraph.CountNodes(ctx, tq.driver, _spec)
}
func (tq *TransactionsQuery) querySpec() *sqlgraph.QuerySpec {
_spec := sqlgraph.NewQuerySpec(transactions.Table, transactions.Columns, sqlgraph.NewFieldSpec(transactions.FieldID, field.TypeInt))
_spec.From = tq.sql
if unique := tq.ctx.Unique; unique != nil {
_spec.Unique = *unique
} else if tq.path != nil {
_spec.Unique = true
}
if fields := tq.ctx.Fields; len(fields) > 0 {
_spec.Node.Columns = make([]string, 0, len(fields))
_spec.Node.Columns = append(_spec.Node.Columns, transactions.FieldID)
for i := range fields {
if fields[i] != transactions.FieldID {
_spec.Node.Columns = append(_spec.Node.Columns, fields[i])
}
}
}
if ps := tq.predicates; len(ps) > 0 {
_spec.Predicate = func(selector *sql.Selector) {
for i := range ps {
ps[i](selector)
}
}
}
if limit := tq.ctx.Limit; limit != nil {
_spec.Limit = *limit
}
if offset := tq.ctx.Offset; offset != nil {
_spec.Offset = *offset
}
if ps := tq.order; len(ps) > 0 {
_spec.Order = func(selector *sql.Selector) {
for i := range ps {
ps[i](selector)
}
}
}
return _spec
}
func (tq *TransactionsQuery) sqlQuery(ctx context.Context) *sql.Selector {
builder := sql.Dialect(tq.driver.Dialect())
t1 := builder.Table(transactions.Table)
columns := tq.ctx.Fields
if len(columns) == 0 {
columns = transactions.Columns
}
selector := builder.Select(t1.Columns(columns...)...).From(t1)
if tq.sql != nil {
selector = tq.sql
selector.Select(selector.Columns(columns...)...)
}
if tq.ctx.Unique != nil && *tq.ctx.Unique {
selector.Distinct()
}
for _, p := range tq.predicates {
p(selector)
}
for _, p := range tq.order {
p(selector)
}
if offset := tq.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 := tq.ctx.Limit; limit != nil {
selector.Limit(*limit)
}
return selector
}
// TransactionsGroupBy is the group-by builder for Transactions entities.
type TransactionsGroupBy struct {
selector
build *TransactionsQuery
}
// Aggregate adds the given aggregation functions to the group-by query.
func (tgb *TransactionsGroupBy) Aggregate(fns ...AggregateFunc) *TransactionsGroupBy {
tgb.fns = append(tgb.fns, fns...)
return tgb
}
// Scan applies the selector query and scans the result into the given value.
func (tgb *TransactionsGroupBy) Scan(ctx context.Context, v any) error {
ctx = setContextOp(ctx, tgb.build.ctx, "GroupBy")
if err := tgb.build.prepareQuery(ctx); err != nil {
return err
}
return scanWithInterceptors[*TransactionsQuery, *TransactionsGroupBy](ctx, tgb.build, tgb, tgb.build.inters, v)
}
func (tgb *TransactionsGroupBy) sqlScan(ctx context.Context, root *TransactionsQuery, v any) error {
selector := root.sqlQuery(ctx).Select()
aggregation := make([]string, 0, len(tgb.fns))
for _, fn := range tgb.fns {
aggregation = append(aggregation, fn(selector))
}
if len(selector.SelectedColumns()) == 0 {
columns := make([]string, 0, len(*tgb.flds)+len(tgb.fns))
for _, f := range *tgb.flds {
columns = append(columns, selector.C(f))
}
columns = append(columns, aggregation...)
selector.Select(columns...)
}
selector.GroupBy(selector.Columns(*tgb.flds...)...)
if err := selector.Err(); err != nil {
return err
}
rows := &sql.Rows{}
query, args := selector.Query()
if err := tgb.build.driver.Query(ctx, query, args, rows); err != nil {
return err
}
defer rows.Close()
return sql.ScanSlice(rows, v)
}
// TransactionsSelect is the builder for selecting fields of Transactions entities.
type TransactionsSelect struct {
*TransactionsQuery
selector
}
// Aggregate adds the given aggregation functions to the selector query.
func (ts *TransactionsSelect) Aggregate(fns ...AggregateFunc) *TransactionsSelect {
ts.fns = append(ts.fns, fns...)
return ts
}
// Scan applies the selector query and scans the result into the given value.
func (ts *TransactionsSelect) Scan(ctx context.Context, v any) error {
ctx = setContextOp(ctx, ts.ctx, "Select")
if err := ts.prepareQuery(ctx); err != nil {
return err
}
return scanWithInterceptors[*TransactionsQuery, *TransactionsSelect](ctx, ts.TransactionsQuery, ts, ts.inters, v)
}
func (ts *TransactionsSelect) sqlScan(ctx context.Context, root *TransactionsQuery, v any) error {
selector := root.sqlQuery(ctx)
aggregation := make([]string, 0, len(ts.fns))
for _, fn := range ts.fns {
aggregation = append(aggregation, fn(selector))
}
switch n := len(*ts.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 := ts.driver.Query(ctx, query, args, rows); err != nil {
return err
}
defer rows.Close()
return sql.ScanSlice(rows, v)
}