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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 ent, DO NOT EDIT.
package ent
import (
"fmt"
"strings"
"entgo.io/ent/dialect/sql"
"entgo.io/ent/entc/integration/edgefield/ent/post"
"entgo.io/ent/entc/integration/edgefield/ent/user"
)
// Post is the model entity for the Post schema.
type Post struct {
config `json:"-"`
// ID of the ent.
ID int `json:"id,omitempty"`
// Text holds the value of the "text" field.
Text string `json:"text,omitempty"`
// AuthorID holds the value of the "author_id" field.
AuthorID *int `json:"author_id,omitempty"`
// Edges holds the relations/edges for other nodes in the graph.
// The values are being populated by the PostQuery when eager-loading is set.
Edges PostEdges `json:"edges"`
}
// PostEdges holds the relations/edges for other nodes in the graph.
type PostEdges struct {
// Author holds the value of the author edge.
Author *User `json:"author,omitempty"`
// loadedTypes holds the information for reporting if a
// type was loaded (or requested) in eager-loading or not.
loadedTypes [1]bool
}
// AuthorOrErr returns the Author value or an error if the edge
// was not loaded in eager-loading, or loaded but was not found.
func (e PostEdges) AuthorOrErr() (*User, error) {
if e.loadedTypes[0] {
if e.Author == nil {
// Edge was loaded but was not found.
return nil, &NotFoundError{label: user.Label}
}
return e.Author, nil
}
return nil, &NotLoadedError{edge: "author"}
}
// scanValues returns the types for scanning values from sql.Rows.
func (*Post) scanValues(columns []string) ([]any, error) {
values := make([]any, len(columns))
for i := range columns {
switch columns[i] {
case post.FieldID, post.FieldAuthorID:
values[i] = new(sql.NullInt64)
case post.FieldText:
values[i] = new(sql.NullString)
default:
return nil, fmt.Errorf("unexpected column %q for type Post", columns[i])
}
}
return values, nil
}
// assignValues assigns the values that were returned from sql.Rows (after scanning)
// to the Post fields.
func (po *Post) assignValues(columns []string, values []any) 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 post.FieldID:
value, ok := values[i].(*sql.NullInt64)
if !ok {
return fmt.Errorf("unexpected type %T for field id", value)
}
po.ID = int(value.Int64)
case post.FieldText:
if value, ok := values[i].(*sql.NullString); !ok {
return fmt.Errorf("unexpected type %T for field text", values[i])
} else if value.Valid {
po.Text = value.String
}
case post.FieldAuthorID:
if value, ok := values[i].(*sql.NullInt64); !ok {
return fmt.Errorf("unexpected type %T for field author_id", values[i])
} else if value.Valid {
po.AuthorID = new(int)
*po.AuthorID = int(value.Int64)
}
}
}
return nil
}
// QueryAuthor queries the "author" edge of the Post entity.
func (po *Post) QueryAuthor() *UserQuery {
return (&PostClient{config: po.config}).QueryAuthor(po)
}
// Update returns a builder for updating this Post.
// Note that you need to call Post.Unwrap() before calling this method if this Post
// was returned from a transaction, and the transaction was committed or rolled back.
func (po *Post) Update() *PostUpdateOne {
return (&PostClient{config: po.config}).UpdateOne(po)
}
// Unwrap unwraps the Post 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 (po *Post) Unwrap() *Post {
_tx, ok := po.config.driver.(*txDriver)
if !ok {
panic("ent: Post is not a transactional entity")
}
po.config.driver = _tx.drv
return po
}
// String implements the fmt.Stringer.
func (po *Post) String() string {
var builder strings.Builder
builder.WriteString("Post(")
builder.WriteString(fmt.Sprintf("id=%v, ", po.ID))
builder.WriteString("text=")
builder.WriteString(po.Text)
builder.WriteString(", ")
if v := po.AuthorID; v != nil {
builder.WriteString("author_id=")
builder.WriteString(fmt.Sprintf("%v", *v))
}
builder.WriteByte(')')
return builder.String()
}
// Posts is a parsable slice of Post.
type Posts []*Post
func (po Posts) config(cfg config) {
for _i := range po {
po[_i].config = cfg
}
}
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