/
rental.go
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/
rental.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 ent, DO NOT EDIT.
package ent
import (
"fmt"
"strings"
"time"
"entgo.io/ent/dialect/sql"
"entgo.io/ent/entc/integration/edgefield/ent/car"
"entgo.io/ent/entc/integration/edgefield/ent/rental"
"entgo.io/ent/entc/integration/edgefield/ent/user"
"github.com/google/uuid"
)
// Rental is the model entity for the Rental schema.
type Rental struct {
config `json:"-"`
// ID of the ent.
ID int `json:"id,omitempty"`
// Date holds the value of the "date" field.
Date time.Time `json:"date,omitempty"`
// UserID holds the value of the "user_id" field.
UserID int `json:"user_id,omitempty"`
// CarID holds the value of the "car_id" field.
CarID uuid.UUID `json:"car_id,omitempty"`
// Edges holds the relations/edges for other nodes in the graph.
// The values are being populated by the RentalQuery when eager-loading is set.
Edges RentalEdges `json:"edges"`
}
// RentalEdges holds the relations/edges for other nodes in the graph.
type RentalEdges struct {
// User holds the value of the user edge.
User *User `json:"user,omitempty"`
// Car holds the value of the car edge.
Car *Car `json:"car,omitempty"`
// loadedTypes holds the information for reporting if a
// type was loaded (or requested) in eager-loading or not.
loadedTypes [2]bool
}
// UserOrErr returns the User value or an error if the edge
// was not loaded in eager-loading, or loaded but was not found.
func (e RentalEdges) UserOrErr() (*User, error) {
if e.loadedTypes[0] {
if e.User == nil {
// Edge was loaded but was not found.
return nil, &NotFoundError{label: user.Label}
}
return e.User, nil
}
return nil, &NotLoadedError{edge: "user"}
}
// CarOrErr returns the Car value or an error if the edge
// was not loaded in eager-loading, or loaded but was not found.
func (e RentalEdges) CarOrErr() (*Car, error) {
if e.loadedTypes[1] {
if e.Car == nil {
// Edge was loaded but was not found.
return nil, &NotFoundError{label: car.Label}
}
return e.Car, nil
}
return nil, &NotLoadedError{edge: "car"}
}
// scanValues returns the types for scanning values from sql.Rows.
func (*Rental) scanValues(columns []string) ([]any, error) {
values := make([]any, len(columns))
for i := range columns {
switch columns[i] {
case rental.FieldID, rental.FieldUserID:
values[i] = new(sql.NullInt64)
case rental.FieldDate:
values[i] = new(sql.NullTime)
case rental.FieldCarID:
values[i] = new(uuid.UUID)
default:
return nil, fmt.Errorf("unexpected column %q for type Rental", columns[i])
}
}
return values, nil
}
// assignValues assigns the values that were returned from sql.Rows (after scanning)
// to the Rental fields.
func (r *Rental) 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 rental.FieldID:
value, ok := values[i].(*sql.NullInt64)
if !ok {
return fmt.Errorf("unexpected type %T for field id", value)
}
r.ID = int(value.Int64)
case rental.FieldDate:
if value, ok := values[i].(*sql.NullTime); !ok {
return fmt.Errorf("unexpected type %T for field date", values[i])
} else if value.Valid {
r.Date = value.Time
}
case rental.FieldUserID:
if value, ok := values[i].(*sql.NullInt64); !ok {
return fmt.Errorf("unexpected type %T for field user_id", values[i])
} else if value.Valid {
r.UserID = int(value.Int64)
}
case rental.FieldCarID:
if value, ok := values[i].(*uuid.UUID); !ok {
return fmt.Errorf("unexpected type %T for field car_id", values[i])
} else if value != nil {
r.CarID = *value
}
}
}
return nil
}
// QueryUser queries the "user" edge of the Rental entity.
func (r *Rental) QueryUser() *UserQuery {
return NewRentalClient(r.config).QueryUser(r)
}
// QueryCar queries the "car" edge of the Rental entity.
func (r *Rental) QueryCar() *CarQuery {
return NewRentalClient(r.config).QueryCar(r)
}
// Update returns a builder for updating this Rental.
// Note that you need to call Rental.Unwrap() before calling this method if this Rental
// was returned from a transaction, and the transaction was committed or rolled back.
func (r *Rental) Update() *RentalUpdateOne {
return NewRentalClient(r.config).UpdateOne(r)
}
// Unwrap unwraps the Rental 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 (r *Rental) Unwrap() *Rental {
_tx, ok := r.config.driver.(*txDriver)
if !ok {
panic("ent: Rental is not a transactional entity")
}
r.config.driver = _tx.drv
return r
}
// String implements the fmt.Stringer.
func (r *Rental) String() string {
var builder strings.Builder
builder.WriteString("Rental(")
builder.WriteString(fmt.Sprintf("id=%v, ", r.ID))
builder.WriteString("date=")
builder.WriteString(r.Date.Format(time.ANSIC))
builder.WriteString(", ")
builder.WriteString("user_id=")
builder.WriteString(fmt.Sprintf("%v", r.UserID))
builder.WriteString(", ")
builder.WriteString("car_id=")
builder.WriteString(fmt.Sprintf("%v", r.CarID))
builder.WriteByte(')')
return builder.String()
}
// Rentals is a parsable slice of Rental.
type Rentals []*Rental