forked from mystiq/dex
895 lines
23 KiB
Go
895 lines
23 KiB
Go
// Code generated by entc, DO NOT EDIT.
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package db
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import (
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"context"
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"errors"
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"fmt"
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"math"
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"entgo.io/ent/dialect/sql"
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"entgo.io/ent/dialect/sql/sqlgraph"
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"entgo.io/ent/schema/field"
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"github.com/dexidp/dex/storage/ent/db/connector"
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"github.com/dexidp/dex/storage/ent/db/predicate"
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)
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// ConnectorQuery is the builder for querying Connector entities.
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type ConnectorQuery struct {
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config
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limit *int
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offset *int
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order []OrderFunc
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fields []string
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predicates []predicate.Connector
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// intermediate query (i.e. traversal path).
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sql *sql.Selector
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path func(context.Context) (*sql.Selector, error)
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}
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// Where adds a new predicate for the ConnectorQuery builder.
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func (cq *ConnectorQuery) Where(ps ...predicate.Connector) *ConnectorQuery {
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cq.predicates = append(cq.predicates, ps...)
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return cq
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}
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// Limit adds a limit step to the query.
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func (cq *ConnectorQuery) Limit(limit int) *ConnectorQuery {
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cq.limit = &limit
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return cq
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}
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// Offset adds an offset step to the query.
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func (cq *ConnectorQuery) Offset(offset int) *ConnectorQuery {
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cq.offset = &offset
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return cq
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}
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// Order adds an order step to the query.
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func (cq *ConnectorQuery) Order(o ...OrderFunc) *ConnectorQuery {
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cq.order = append(cq.order, o...)
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return cq
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}
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// First returns the first Connector entity from the query.
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// Returns a *NotFoundError when no Connector was found.
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func (cq *ConnectorQuery) First(ctx context.Context) (*Connector, error) {
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nodes, err := cq.Limit(1).All(ctx)
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if err != nil {
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return nil, err
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}
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if len(nodes) == 0 {
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return nil, &NotFoundError{connector.Label}
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}
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return nodes[0], nil
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}
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// FirstX is like First, but panics if an error occurs.
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func (cq *ConnectorQuery) FirstX(ctx context.Context) *Connector {
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node, err := cq.First(ctx)
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if err != nil && !IsNotFound(err) {
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panic(err)
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}
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return node
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}
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// FirstID returns the first Connector ID from the query.
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// Returns a *NotFoundError when no Connector ID was found.
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func (cq *ConnectorQuery) FirstID(ctx context.Context) (id string, err error) {
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var ids []string
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if ids, err = cq.Limit(1).IDs(ctx); err != nil {
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return
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}
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if len(ids) == 0 {
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err = &NotFoundError{connector.Label}
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return
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}
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return ids[0], nil
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}
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// FirstIDX is like FirstID, but panics if an error occurs.
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func (cq *ConnectorQuery) FirstIDX(ctx context.Context) string {
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id, err := cq.FirstID(ctx)
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if err != nil && !IsNotFound(err) {
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panic(err)
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}
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return id
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}
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// Only returns a single Connector entity found by the query, ensuring it only returns one.
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// Returns a *NotSingularError when exactly one Connector entity is not found.
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// Returns a *NotFoundError when no Connector entities are found.
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func (cq *ConnectorQuery) Only(ctx context.Context) (*Connector, error) {
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nodes, err := cq.Limit(2).All(ctx)
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if err != nil {
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return nil, err
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}
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switch len(nodes) {
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case 1:
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return nodes[0], nil
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case 0:
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return nil, &NotFoundError{connector.Label}
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default:
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return nil, &NotSingularError{connector.Label}
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}
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}
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// OnlyX is like Only, but panics if an error occurs.
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func (cq *ConnectorQuery) OnlyX(ctx context.Context) *Connector {
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node, err := cq.Only(ctx)
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if err != nil {
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panic(err)
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}
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return node
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}
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// OnlyID is like Only, but returns the only Connector ID in the query.
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// Returns a *NotSingularError when exactly one Connector ID is not found.
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// Returns a *NotFoundError when no entities are found.
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func (cq *ConnectorQuery) OnlyID(ctx context.Context) (id string, err error) {
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var ids []string
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if ids, err = cq.Limit(2).IDs(ctx); err != nil {
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return
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}
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switch len(ids) {
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case 1:
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id = ids[0]
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case 0:
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err = &NotFoundError{connector.Label}
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default:
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err = &NotSingularError{connector.Label}
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}
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return
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}
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// OnlyIDX is like OnlyID, but panics if an error occurs.
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func (cq *ConnectorQuery) OnlyIDX(ctx context.Context) string {
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id, err := cq.OnlyID(ctx)
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if err != nil {
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panic(err)
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}
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return id
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}
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// All executes the query and returns a list of Connectors.
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func (cq *ConnectorQuery) All(ctx context.Context) ([]*Connector, error) {
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if err := cq.prepareQuery(ctx); err != nil {
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return nil, err
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}
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return cq.sqlAll(ctx)
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}
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// AllX is like All, but panics if an error occurs.
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func (cq *ConnectorQuery) AllX(ctx context.Context) []*Connector {
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nodes, err := cq.All(ctx)
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if err != nil {
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panic(err)
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}
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return nodes
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}
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// IDs executes the query and returns a list of Connector IDs.
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func (cq *ConnectorQuery) IDs(ctx context.Context) ([]string, error) {
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var ids []string
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if err := cq.Select(connector.FieldID).Scan(ctx, &ids); err != nil {
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return nil, err
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}
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return ids, nil
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}
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// IDsX is like IDs, but panics if an error occurs.
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func (cq *ConnectorQuery) IDsX(ctx context.Context) []string {
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ids, err := cq.IDs(ctx)
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if err != nil {
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panic(err)
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}
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return ids
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}
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// Count returns the count of the given query.
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func (cq *ConnectorQuery) Count(ctx context.Context) (int, error) {
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if err := cq.prepareQuery(ctx); err != nil {
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return 0, err
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}
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return cq.sqlCount(ctx)
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}
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// CountX is like Count, but panics if an error occurs.
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func (cq *ConnectorQuery) CountX(ctx context.Context) int {
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count, err := cq.Count(ctx)
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if err != nil {
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panic(err)
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}
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return count
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}
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// Exist returns true if the query has elements in the graph.
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func (cq *ConnectorQuery) Exist(ctx context.Context) (bool, error) {
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if err := cq.prepareQuery(ctx); err != nil {
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return false, err
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}
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return cq.sqlExist(ctx)
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}
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// ExistX is like Exist, but panics if an error occurs.
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func (cq *ConnectorQuery) ExistX(ctx context.Context) bool {
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exist, err := cq.Exist(ctx)
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if err != nil {
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panic(err)
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}
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return exist
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}
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// Clone returns a duplicate of the ConnectorQuery builder, including all associated steps. It can be
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// used to prepare common query builders and use them differently after the clone is made.
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func (cq *ConnectorQuery) Clone() *ConnectorQuery {
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if cq == nil {
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return nil
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}
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return &ConnectorQuery{
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config: cq.config,
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limit: cq.limit,
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offset: cq.offset,
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order: append([]OrderFunc{}, cq.order...),
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predicates: append([]predicate.Connector{}, cq.predicates...),
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// clone intermediate query.
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sql: cq.sql.Clone(),
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path: cq.path,
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}
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}
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// GroupBy is used to group vertices by one or more fields/columns.
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// It is often used with aggregate functions, like: count, max, mean, min, sum.
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//
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// Example:
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//
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// var v []struct {
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// Type string `json:"type,omitempty"`
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// Count int `json:"count,omitempty"`
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// }
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//
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// client.Connector.Query().
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// GroupBy(connector.FieldType).
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// Aggregate(db.Count()).
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// Scan(ctx, &v)
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//
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func (cq *ConnectorQuery) GroupBy(field string, fields ...string) *ConnectorGroupBy {
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group := &ConnectorGroupBy{config: cq.config}
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group.fields = append([]string{field}, fields...)
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group.path = func(ctx context.Context) (prev *sql.Selector, err error) {
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if err := cq.prepareQuery(ctx); err != nil {
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return nil, err
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}
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return cq.sqlQuery(ctx), nil
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}
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return group
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}
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// Select allows the selection one or more fields/columns for the given query,
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// instead of selecting all fields in the entity.
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//
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// Example:
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//
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// var v []struct {
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// Type string `json:"type,omitempty"`
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// }
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//
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// client.Connector.Query().
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// Select(connector.FieldType).
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// Scan(ctx, &v)
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//
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func (cq *ConnectorQuery) Select(field string, fields ...string) *ConnectorSelect {
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cq.fields = append([]string{field}, fields...)
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return &ConnectorSelect{ConnectorQuery: cq}
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}
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func (cq *ConnectorQuery) prepareQuery(ctx context.Context) error {
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for _, f := range cq.fields {
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if !connector.ValidColumn(f) {
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return &ValidationError{Name: f, err: fmt.Errorf("db: invalid field %q for query", f)}
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}
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}
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if cq.path != nil {
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prev, err := cq.path(ctx)
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if err != nil {
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return err
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}
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cq.sql = prev
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}
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return nil
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}
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func (cq *ConnectorQuery) sqlAll(ctx context.Context) ([]*Connector, error) {
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var (
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nodes = []*Connector{}
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_spec = cq.querySpec()
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)
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_spec.ScanValues = func(columns []string) ([]interface{}, error) {
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node := &Connector{config: cq.config}
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nodes = append(nodes, node)
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return node.scanValues(columns)
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}
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_spec.Assign = func(columns []string, values []interface{}) error {
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if len(nodes) == 0 {
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return fmt.Errorf("db: Assign called without calling ScanValues")
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}
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node := nodes[len(nodes)-1]
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return node.assignValues(columns, values)
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}
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if err := sqlgraph.QueryNodes(ctx, cq.driver, _spec); err != nil {
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return nil, err
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}
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if len(nodes) == 0 {
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return nodes, nil
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}
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return nodes, nil
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}
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func (cq *ConnectorQuery) sqlCount(ctx context.Context) (int, error) {
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_spec := cq.querySpec()
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return sqlgraph.CountNodes(ctx, cq.driver, _spec)
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}
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func (cq *ConnectorQuery) sqlExist(ctx context.Context) (bool, error) {
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n, err := cq.sqlCount(ctx)
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if err != nil {
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return false, fmt.Errorf("db: check existence: %w", err)
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}
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return n > 0, nil
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}
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func (cq *ConnectorQuery) querySpec() *sqlgraph.QuerySpec {
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_spec := &sqlgraph.QuerySpec{
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Node: &sqlgraph.NodeSpec{
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Table: connector.Table,
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Columns: connector.Columns,
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ID: &sqlgraph.FieldSpec{
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Type: field.TypeString,
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Column: connector.FieldID,
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},
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},
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From: cq.sql,
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Unique: true,
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}
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if fields := cq.fields; len(fields) > 0 {
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_spec.Node.Columns = make([]string, 0, len(fields))
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_spec.Node.Columns = append(_spec.Node.Columns, connector.FieldID)
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for i := range fields {
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if fields[i] != connector.FieldID {
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_spec.Node.Columns = append(_spec.Node.Columns, fields[i])
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}
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}
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}
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if ps := cq.predicates; len(ps) > 0 {
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_spec.Predicate = func(selector *sql.Selector) {
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for i := range ps {
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ps[i](selector)
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}
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}
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}
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if limit := cq.limit; limit != nil {
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_spec.Limit = *limit
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}
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if offset := cq.offset; offset != nil {
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_spec.Offset = *offset
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}
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if ps := cq.order; len(ps) > 0 {
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_spec.Order = func(selector *sql.Selector) {
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for i := range ps {
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ps[i](selector, connector.ValidColumn)
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}
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}
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}
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return _spec
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}
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func (cq *ConnectorQuery) sqlQuery(ctx context.Context) *sql.Selector {
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builder := sql.Dialect(cq.driver.Dialect())
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t1 := builder.Table(connector.Table)
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selector := builder.Select(t1.Columns(connector.Columns...)...).From(t1)
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if cq.sql != nil {
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selector = cq.sql
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selector.Select(selector.Columns(connector.Columns...)...)
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}
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for _, p := range cq.predicates {
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p(selector)
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}
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for _, p := range cq.order {
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p(selector, connector.ValidColumn)
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}
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if offset := cq.offset; offset != nil {
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// limit is mandatory for offset clause. We start
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// with default value, and override it below if needed.
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selector.Offset(*offset).Limit(math.MaxInt32)
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}
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if limit := cq.limit; limit != nil {
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selector.Limit(*limit)
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}
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return selector
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}
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// ConnectorGroupBy is the group-by builder for Connector entities.
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type ConnectorGroupBy struct {
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config
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fields []string
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fns []AggregateFunc
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// intermediate query (i.e. traversal path).
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sql *sql.Selector
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path func(context.Context) (*sql.Selector, error)
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}
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// Aggregate adds the given aggregation functions to the group-by query.
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func (cgb *ConnectorGroupBy) Aggregate(fns ...AggregateFunc) *ConnectorGroupBy {
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cgb.fns = append(cgb.fns, fns...)
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return cgb
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}
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// Scan applies the group-by query and scans the result into the given value.
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func (cgb *ConnectorGroupBy) Scan(ctx context.Context, v interface{}) error {
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query, err := cgb.path(ctx)
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if err != nil {
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return err
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}
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cgb.sql = query
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return cgb.sqlScan(ctx, v)
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}
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// ScanX is like Scan, but panics if an error occurs.
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func (cgb *ConnectorGroupBy) ScanX(ctx context.Context, v interface{}) {
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if err := cgb.Scan(ctx, v); err != nil {
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panic(err)
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}
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}
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// Strings returns list of strings from group-by.
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// It is only allowed when executing a group-by query with one field.
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func (cgb *ConnectorGroupBy) Strings(ctx context.Context) ([]string, error) {
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if len(cgb.fields) > 1 {
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return nil, errors.New("db: ConnectorGroupBy.Strings is not achievable when grouping more than 1 field")
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}
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var v []string
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if err := cgb.Scan(ctx, &v); err != nil {
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return nil, err
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}
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return v, nil
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}
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// StringsX is like Strings, but panics if an error occurs.
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func (cgb *ConnectorGroupBy) StringsX(ctx context.Context) []string {
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v, err := cgb.Strings(ctx)
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if err != nil {
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panic(err)
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}
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return v
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}
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// String returns a single string from a group-by query.
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// It is only allowed when executing a group-by query with one field.
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func (cgb *ConnectorGroupBy) String(ctx context.Context) (_ string, err error) {
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var v []string
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if v, err = cgb.Strings(ctx); err != nil {
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return
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}
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switch len(v) {
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case 1:
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return v[0], nil
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case 0:
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err = &NotFoundError{connector.Label}
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default:
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err = fmt.Errorf("db: ConnectorGroupBy.Strings returned %d results when one was expected", len(v))
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}
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return
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}
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// StringX is like String, but panics if an error occurs.
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func (cgb *ConnectorGroupBy) StringX(ctx context.Context) string {
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v, err := cgb.String(ctx)
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if err != nil {
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panic(err)
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}
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return v
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}
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// Ints returns list of ints from group-by.
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// It is only allowed when executing a group-by query with one field.
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func (cgb *ConnectorGroupBy) Ints(ctx context.Context) ([]int, error) {
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if len(cgb.fields) > 1 {
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return nil, errors.New("db: ConnectorGroupBy.Ints is not achievable when grouping more than 1 field")
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}
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var v []int
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if err := cgb.Scan(ctx, &v); err != nil {
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return nil, err
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}
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return v, nil
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}
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|
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// IntsX is like Ints, but panics if an error occurs.
|
|
func (cgb *ConnectorGroupBy) IntsX(ctx context.Context) []int {
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v, err := cgb.Ints(ctx)
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if err != nil {
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panic(err)
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}
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return v
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}
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|
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// Int returns a single int from a group-by query.
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// It is only allowed when executing a group-by query with one field.
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func (cgb *ConnectorGroupBy) Int(ctx context.Context) (_ int, err error) {
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var v []int
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if v, err = cgb.Ints(ctx); err != nil {
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return
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}
|
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switch len(v) {
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case 1:
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return v[0], nil
|
|
case 0:
|
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err = &NotFoundError{connector.Label}
|
|
default:
|
|
err = fmt.Errorf("db: ConnectorGroupBy.Ints returned %d results when one was expected", len(v))
|
|
}
|
|
return
|
|
}
|
|
|
|
// IntX is like Int, but panics if an error occurs.
|
|
func (cgb *ConnectorGroupBy) IntX(ctx context.Context) int {
|
|
v, err := cgb.Int(ctx)
|
|
if err != nil {
|
|
panic(err)
|
|
}
|
|
return v
|
|
}
|
|
|
|
// Float64s returns list of float64s from group-by.
|
|
// It is only allowed when executing a group-by query with one field.
|
|
func (cgb *ConnectorGroupBy) Float64s(ctx context.Context) ([]float64, error) {
|
|
if len(cgb.fields) > 1 {
|
|
return nil, errors.New("db: ConnectorGroupBy.Float64s is not achievable when grouping more than 1 field")
|
|
}
|
|
var v []float64
|
|
if err := cgb.Scan(ctx, &v); err != nil {
|
|
return nil, err
|
|
}
|
|
return v, nil
|
|
}
|
|
|
|
// Float64sX is like Float64s, but panics if an error occurs.
|
|
func (cgb *ConnectorGroupBy) Float64sX(ctx context.Context) []float64 {
|
|
v, err := cgb.Float64s(ctx)
|
|
if err != nil {
|
|
panic(err)
|
|
}
|
|
return v
|
|
}
|
|
|
|
// Float64 returns a single float64 from a group-by query.
|
|
// It is only allowed when executing a group-by query with one field.
|
|
func (cgb *ConnectorGroupBy) Float64(ctx context.Context) (_ float64, err error) {
|
|
var v []float64
|
|
if v, err = cgb.Float64s(ctx); err != nil {
|
|
return
|
|
}
|
|
switch len(v) {
|
|
case 1:
|
|
return v[0], nil
|
|
case 0:
|
|
err = &NotFoundError{connector.Label}
|
|
default:
|
|
err = fmt.Errorf("db: ConnectorGroupBy.Float64s returned %d results when one was expected", len(v))
|
|
}
|
|
return
|
|
}
|
|
|
|
// Float64X is like Float64, but panics if an error occurs.
|
|
func (cgb *ConnectorGroupBy) Float64X(ctx context.Context) float64 {
|
|
v, err := cgb.Float64(ctx)
|
|
if err != nil {
|
|
panic(err)
|
|
}
|
|
return v
|
|
}
|
|
|
|
// Bools returns list of bools from group-by.
|
|
// It is only allowed when executing a group-by query with one field.
|
|
func (cgb *ConnectorGroupBy) Bools(ctx context.Context) ([]bool, error) {
|
|
if len(cgb.fields) > 1 {
|
|
return nil, errors.New("db: ConnectorGroupBy.Bools is not achievable when grouping more than 1 field")
|
|
}
|
|
var v []bool
|
|
if err := cgb.Scan(ctx, &v); err != nil {
|
|
return nil, err
|
|
}
|
|
return v, nil
|
|
}
|
|
|
|
// BoolsX is like Bools, but panics if an error occurs.
|
|
func (cgb *ConnectorGroupBy) BoolsX(ctx context.Context) []bool {
|
|
v, err := cgb.Bools(ctx)
|
|
if err != nil {
|
|
panic(err)
|
|
}
|
|
return v
|
|
}
|
|
|
|
// Bool returns a single bool from a group-by query.
|
|
// It is only allowed when executing a group-by query with one field.
|
|
func (cgb *ConnectorGroupBy) Bool(ctx context.Context) (_ bool, err error) {
|
|
var v []bool
|
|
if v, err = cgb.Bools(ctx); err != nil {
|
|
return
|
|
}
|
|
switch len(v) {
|
|
case 1:
|
|
return v[0], nil
|
|
case 0:
|
|
err = &NotFoundError{connector.Label}
|
|
default:
|
|
err = fmt.Errorf("db: ConnectorGroupBy.Bools returned %d results when one was expected", len(v))
|
|
}
|
|
return
|
|
}
|
|
|
|
// BoolX is like Bool, but panics if an error occurs.
|
|
func (cgb *ConnectorGroupBy) BoolX(ctx context.Context) bool {
|
|
v, err := cgb.Bool(ctx)
|
|
if err != nil {
|
|
panic(err)
|
|
}
|
|
return v
|
|
}
|
|
|
|
func (cgb *ConnectorGroupBy) sqlScan(ctx context.Context, v interface{}) error {
|
|
for _, f := range cgb.fields {
|
|
if !connector.ValidColumn(f) {
|
|
return &ValidationError{Name: f, err: fmt.Errorf("invalid field %q for group-by", f)}
|
|
}
|
|
}
|
|
selector := cgb.sqlQuery()
|
|
if err := selector.Err(); err != nil {
|
|
return err
|
|
}
|
|
rows := &sql.Rows{}
|
|
query, args := selector.Query()
|
|
if err := cgb.driver.Query(ctx, query, args, rows); err != nil {
|
|
return err
|
|
}
|
|
defer rows.Close()
|
|
return sql.ScanSlice(rows, v)
|
|
}
|
|
|
|
func (cgb *ConnectorGroupBy) sqlQuery() *sql.Selector {
|
|
selector := cgb.sql
|
|
columns := make([]string, 0, len(cgb.fields)+len(cgb.fns))
|
|
columns = append(columns, cgb.fields...)
|
|
for _, fn := range cgb.fns {
|
|
columns = append(columns, fn(selector, connector.ValidColumn))
|
|
}
|
|
return selector.Select(columns...).GroupBy(cgb.fields...)
|
|
}
|
|
|
|
// ConnectorSelect is the builder for selecting fields of Connector entities.
|
|
type ConnectorSelect struct {
|
|
*ConnectorQuery
|
|
// intermediate query (i.e. traversal path).
|
|
sql *sql.Selector
|
|
}
|
|
|
|
// Scan applies the selector query and scans the result into the given value.
|
|
func (cs *ConnectorSelect) Scan(ctx context.Context, v interface{}) error {
|
|
if err := cs.prepareQuery(ctx); err != nil {
|
|
return err
|
|
}
|
|
cs.sql = cs.ConnectorQuery.sqlQuery(ctx)
|
|
return cs.sqlScan(ctx, v)
|
|
}
|
|
|
|
// ScanX is like Scan, but panics if an error occurs.
|
|
func (cs *ConnectorSelect) ScanX(ctx context.Context, v interface{}) {
|
|
if err := cs.Scan(ctx, v); err != nil {
|
|
panic(err)
|
|
}
|
|
}
|
|
|
|
// Strings returns list of strings from a selector. It is only allowed when selecting one field.
|
|
func (cs *ConnectorSelect) Strings(ctx context.Context) ([]string, error) {
|
|
if len(cs.fields) > 1 {
|
|
return nil, errors.New("db: ConnectorSelect.Strings is not achievable when selecting more than 1 field")
|
|
}
|
|
var v []string
|
|
if err := cs.Scan(ctx, &v); err != nil {
|
|
return nil, err
|
|
}
|
|
return v, nil
|
|
}
|
|
|
|
// StringsX is like Strings, but panics if an error occurs.
|
|
func (cs *ConnectorSelect) StringsX(ctx context.Context) []string {
|
|
v, err := cs.Strings(ctx)
|
|
if err != nil {
|
|
panic(err)
|
|
}
|
|
return v
|
|
}
|
|
|
|
// String returns a single string from a selector. It is only allowed when selecting one field.
|
|
func (cs *ConnectorSelect) String(ctx context.Context) (_ string, err error) {
|
|
var v []string
|
|
if v, err = cs.Strings(ctx); err != nil {
|
|
return
|
|
}
|
|
switch len(v) {
|
|
case 1:
|
|
return v[0], nil
|
|
case 0:
|
|
err = &NotFoundError{connector.Label}
|
|
default:
|
|
err = fmt.Errorf("db: ConnectorSelect.Strings returned %d results when one was expected", len(v))
|
|
}
|
|
return
|
|
}
|
|
|
|
// StringX is like String, but panics if an error occurs.
|
|
func (cs *ConnectorSelect) StringX(ctx context.Context) string {
|
|
v, err := cs.String(ctx)
|
|
if err != nil {
|
|
panic(err)
|
|
}
|
|
return v
|
|
}
|
|
|
|
// Ints returns list of ints from a selector. It is only allowed when selecting one field.
|
|
func (cs *ConnectorSelect) Ints(ctx context.Context) ([]int, error) {
|
|
if len(cs.fields) > 1 {
|
|
return nil, errors.New("db: ConnectorSelect.Ints is not achievable when selecting more than 1 field")
|
|
}
|
|
var v []int
|
|
if err := cs.Scan(ctx, &v); err != nil {
|
|
return nil, err
|
|
}
|
|
return v, nil
|
|
}
|
|
|
|
// IntsX is like Ints, but panics if an error occurs.
|
|
func (cs *ConnectorSelect) IntsX(ctx context.Context) []int {
|
|
v, err := cs.Ints(ctx)
|
|
if err != nil {
|
|
panic(err)
|
|
}
|
|
return v
|
|
}
|
|
|
|
// Int returns a single int from a selector. It is only allowed when selecting one field.
|
|
func (cs *ConnectorSelect) Int(ctx context.Context) (_ int, err error) {
|
|
var v []int
|
|
if v, err = cs.Ints(ctx); err != nil {
|
|
return
|
|
}
|
|
switch len(v) {
|
|
case 1:
|
|
return v[0], nil
|
|
case 0:
|
|
err = &NotFoundError{connector.Label}
|
|
default:
|
|
err = fmt.Errorf("db: ConnectorSelect.Ints returned %d results when one was expected", len(v))
|
|
}
|
|
return
|
|
}
|
|
|
|
// IntX is like Int, but panics if an error occurs.
|
|
func (cs *ConnectorSelect) IntX(ctx context.Context) int {
|
|
v, err := cs.Int(ctx)
|
|
if err != nil {
|
|
panic(err)
|
|
}
|
|
return v
|
|
}
|
|
|
|
// Float64s returns list of float64s from a selector. It is only allowed when selecting one field.
|
|
func (cs *ConnectorSelect) Float64s(ctx context.Context) ([]float64, error) {
|
|
if len(cs.fields) > 1 {
|
|
return nil, errors.New("db: ConnectorSelect.Float64s is not achievable when selecting more than 1 field")
|
|
}
|
|
var v []float64
|
|
if err := cs.Scan(ctx, &v); err != nil {
|
|
return nil, err
|
|
}
|
|
return v, nil
|
|
}
|
|
|
|
// Float64sX is like Float64s, but panics if an error occurs.
|
|
func (cs *ConnectorSelect) Float64sX(ctx context.Context) []float64 {
|
|
v, err := cs.Float64s(ctx)
|
|
if err != nil {
|
|
panic(err)
|
|
}
|
|
return v
|
|
}
|
|
|
|
// Float64 returns a single float64 from a selector. It is only allowed when selecting one field.
|
|
func (cs *ConnectorSelect) Float64(ctx context.Context) (_ float64, err error) {
|
|
var v []float64
|
|
if v, err = cs.Float64s(ctx); err != nil {
|
|
return
|
|
}
|
|
switch len(v) {
|
|
case 1:
|
|
return v[0], nil
|
|
case 0:
|
|
err = &NotFoundError{connector.Label}
|
|
default:
|
|
err = fmt.Errorf("db: ConnectorSelect.Float64s returned %d results when one was expected", len(v))
|
|
}
|
|
return
|
|
}
|
|
|
|
// Float64X is like Float64, but panics if an error occurs.
|
|
func (cs *ConnectorSelect) Float64X(ctx context.Context) float64 {
|
|
v, err := cs.Float64(ctx)
|
|
if err != nil {
|
|
panic(err)
|
|
}
|
|
return v
|
|
}
|
|
|
|
// Bools returns list of bools from a selector. It is only allowed when selecting one field.
|
|
func (cs *ConnectorSelect) Bools(ctx context.Context) ([]bool, error) {
|
|
if len(cs.fields) > 1 {
|
|
return nil, errors.New("db: ConnectorSelect.Bools is not achievable when selecting more than 1 field")
|
|
}
|
|
var v []bool
|
|
if err := cs.Scan(ctx, &v); err != nil {
|
|
return nil, err
|
|
}
|
|
return v, nil
|
|
}
|
|
|
|
// BoolsX is like Bools, but panics if an error occurs.
|
|
func (cs *ConnectorSelect) BoolsX(ctx context.Context) []bool {
|
|
v, err := cs.Bools(ctx)
|
|
if err != nil {
|
|
panic(err)
|
|
}
|
|
return v
|
|
}
|
|
|
|
// Bool returns a single bool from a selector. It is only allowed when selecting one field.
|
|
func (cs *ConnectorSelect) Bool(ctx context.Context) (_ bool, err error) {
|
|
var v []bool
|
|
if v, err = cs.Bools(ctx); err != nil {
|
|
return
|
|
}
|
|
switch len(v) {
|
|
case 1:
|
|
return v[0], nil
|
|
case 0:
|
|
err = &NotFoundError{connector.Label}
|
|
default:
|
|
err = fmt.Errorf("db: ConnectorSelect.Bools returned %d results when one was expected", len(v))
|
|
}
|
|
return
|
|
}
|
|
|
|
// BoolX is like Bool, but panics if an error occurs.
|
|
func (cs *ConnectorSelect) BoolX(ctx context.Context) bool {
|
|
v, err := cs.Bool(ctx)
|
|
if err != nil {
|
|
panic(err)
|
|
}
|
|
return v
|
|
}
|
|
|
|
func (cs *ConnectorSelect) sqlScan(ctx context.Context, v interface{}) error {
|
|
rows := &sql.Rows{}
|
|
query, args := cs.sqlQuery().Query()
|
|
if err := cs.driver.Query(ctx, query, args, rows); err != nil {
|
|
return err
|
|
}
|
|
defer rows.Close()
|
|
return sql.ScanSlice(rows, v)
|
|
}
|
|
|
|
func (cs *ConnectorSelect) sqlQuery() sql.Querier {
|
|
selector := cs.sql
|
|
selector.Select(selector.Columns(cs.fields...)...)
|
|
return selector
|
|
}
|