/
doc.go
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/
doc.go
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// Copyright 2019-present Facebook Inc. All rights reserved.
// This source code is licensed under the Apache 2.0 license found
// in the LICENSE file in the root directory of this source tree.
// Code generated by entc, DO NOT EDIT.
package ent
import (
"fmt"
"strings"
"entgo.io/ent/dialect/sql"
"entgo.io/ent/entc/integration/customid/ent/doc"
"entgo.io/ent/entc/integration/customid/ent/schema"
)
// Doc is the model entity for the Doc schema.
type Doc struct {
config `json:"-"`
// ID of the ent.
ID schema.DocID `json:"id,omitempty"`
// Text holds the value of the "text" field.
Text string `json:"text,omitempty"`
// Edges holds the relations/edges for other nodes in the graph.
// The values are being populated by the DocQuery when eager-loading is set.
Edges DocEdges `json:"edges"`
doc_children *schema.DocID
}
// DocEdges holds the relations/edges for other nodes in the graph.
type DocEdges struct {
// Parent holds the value of the parent edge.
Parent *Doc `json:"parent,omitempty"`
// Children holds the value of the children edge.
Children []*Doc `json:"children,omitempty"`
// loadedTypes holds the information for reporting if a
// type was loaded (or requested) in eager-loading or not.
loadedTypes [2]bool
}
// ParentOrErr returns the Parent value or an error if the edge
// was not loaded in eager-loading, or loaded but was not found.
func (e DocEdges) ParentOrErr() (*Doc, error) {
if e.loadedTypes[0] {
if e.Parent == nil {
// The edge parent was loaded in eager-loading,
// but was not found.
return nil, &NotFoundError{label: doc.Label}
}
return e.Parent, nil
}
return nil, &NotLoadedError{edge: "parent"}
}
// ChildrenOrErr returns the Children value or an error if the edge
// was not loaded in eager-loading.
func (e DocEdges) ChildrenOrErr() ([]*Doc, error) {
if e.loadedTypes[1] {
return e.Children, nil
}
return nil, &NotLoadedError{edge: "children"}
}
// scanValues returns the types for scanning values from sql.Rows.
func (*Doc) scanValues(columns []string) ([]interface{}, error) {
values := make([]interface{}, len(columns))
for i := range columns {
switch columns[i] {
case doc.FieldID:
values[i] = new(schema.DocID)
case doc.FieldText:
values[i] = new(sql.NullString)
case doc.ForeignKeys[0]: // doc_children
values[i] = &sql.NullScanner{S: new(schema.DocID)}
default:
return nil, fmt.Errorf("unexpected column %q for type Doc", columns[i])
}
}
return values, nil
}
// assignValues assigns the values that were returned from sql.Rows (after scanning)
// to the Doc fields.
func (d *Doc) assignValues(columns []string, values []interface{}) error {
if m, n := len(values), len(columns); m < n {
return fmt.Errorf("mismatch number of scan values: %d != %d", m, n)
}
for i := range columns {
switch columns[i] {
case doc.FieldID:
if value, ok := values[i].(*schema.DocID); !ok {
return fmt.Errorf("unexpected type %T for field id", values[i])
} else if value != nil {
d.ID = *value
}
case doc.FieldText:
if value, ok := values[i].(*sql.NullString); !ok {
return fmt.Errorf("unexpected type %T for field text", values[i])
} else if value.Valid {
d.Text = value.String
}
case doc.ForeignKeys[0]:
if value, ok := values[i].(*sql.NullScanner); !ok {
return fmt.Errorf("unexpected type %T for field doc_children", values[i])
} else if value.Valid {
d.doc_children = new(schema.DocID)
*d.doc_children = *value.S.(*schema.DocID)
}
}
}
return nil
}
// QueryParent queries the "parent" edge of the Doc entity.
func (d *Doc) QueryParent() *DocQuery {
return (&DocClient{config: d.config}).QueryParent(d)
}
// QueryChildren queries the "children" edge of the Doc entity.
func (d *Doc) QueryChildren() *DocQuery {
return (&DocClient{config: d.config}).QueryChildren(d)
}
// Update returns a builder for updating this Doc.
// Note that you need to call Doc.Unwrap() before calling this method if this Doc
// was returned from a transaction, and the transaction was committed or rolled back.
func (d *Doc) Update() *DocUpdateOne {
return (&DocClient{config: d.config}).UpdateOne(d)
}
// Unwrap unwraps the Doc entity that was returned from a transaction after it was closed,
// so that all future queries will be executed through the driver which created the transaction.
func (d *Doc) Unwrap() *Doc {
tx, ok := d.config.driver.(*txDriver)
if !ok {
panic("ent: Doc is not a transactional entity")
}
d.config.driver = tx.drv
return d
}
// String implements the fmt.Stringer.
func (d *Doc) String() string {
var builder strings.Builder
builder.WriteString("Doc(")
builder.WriteString(fmt.Sprintf("id=%v", d.ID))
builder.WriteString(", text=")
builder.WriteString(d.Text)
builder.WriteByte(')')
return builder.String()
}
// Docs is a parsable slice of Doc.
type Docs []*Doc
func (d Docs) config(cfg config) {
for _i := range d {
d[_i].config = cfg
}
}