Active    bool
}

type Account struct {
	gorm.Model
	UserID sql.NullInt64
	Number string
}

type Pet struct {
	gorm.Model
	UserID *uint
	Name   string
	Toy    Toy `gorm:"polymorphic:Owner;"`
}

type Toy struct {
	gorm.Model
	Name      string
	OwnerID   string
	OwnerType string
}

type Tools struct {
	gorm.Model
	Name     string
	CustomID string
	Type     string
}

package gorm

import "time"

// Model a basic GoLang struct which includes the following fields: ID, CreatedAt, UpdatedAt, DeletedAt
// It may be embedded into your model or you may build your own model without it
//
//	type User struct {
//	  gorm.Model
//	}
type Model struct {
	ID        uint `gorm:"primarykey"`
	CreatedAt time.Time
	UpdatedAt time.Time
	DeletedAt DeletedAt `gorm:"index"`

		t.Fatalf("Failed to query product, got error: %v", err)
	}

	DB.Model(&result3).Update("Price", 800)
	var result4 Product2
	DB.First(&result4, "name = ?", "Nice2")

	if result4.Price != 600 {
		t.Errorf("Admin product's price should not be changed, expects: %v, got %v", 600, result4.Price)
	}
}

type Product3 struct {
	gorm.Model
	Name  string
	Code  string
	Price int64
	Owner string
}

	"gorm.io/gorm/clause"
	"gorm.io/gorm/utils"
)

// Model specify the model you would like to run db operations
//
//	// update all users's name to `hello`
//	db.Model(&User{}).Update("name", "hello")
//	// if user's primary key is non-blank, will use it as condition, then will only update that user's name to `hello`
//	db.Model(&user).Update("name", "hello")
func (db *DB) Model(value interface{}) (tx *DB) {
	tx = db.getInstance()

		AssertObjEqual(t, results[idx], expect, "Name", "Age")
	}

	var count int64
	if err := DB.Model(&User{}).Where("name like ?", "distinct%").Count(&count).Error; err != nil || count != 5 {
		t.Errorf("failed to query users count, got error: %v, count: %v", err, count)
	}

	if err := DB.Model(&User{}).Distinct("name").Where("name like ?", "distinct%").Count(&count).Error; err != nil || count != 3 {

				stmt.AddClause(clause.Where{Exprs: []clause.Expression{clause.IN{Column: column, Values: values}}})
			}

			if stmt.ReflectValue.CanAddr() && stmt.Dest != stmt.Model && stmt.Model != nil {
				_, queryValues = schema.GetIdentityFieldValuesMap(stmt.Context, reflect.ValueOf(stmt.Model), stmt.Schema.PrimaryFields)
				column, values = schema.ToQueryValues(stmt.Table, stmt.Schema.PrimaryFieldDBNames, queryValues)

				if len(values) > 0 {

//
//	// CREATE VIEW `user_view` AS SELECT * FROM `users` WHERE age > 20
//	q := DB.Model(&User{}).Where("age > ?", 20)
//	DB.Debug().Migrator().CreateView("user_view", gorm.ViewOption{Query: q})
//
//	// CREATE OR REPLACE VIEW `users_view` AS SELECT * FROM `users` WITH CHECK OPTION
//	q := DB.Model(&User{})

		t.Errorf("No error should happen, but got %v", err)
	}
}

func TestPostgres(t *testing.T) {
	if DB.Dialector.Name() != "postgres" {
		t.Skip()
	}

	type Harumph struct {
		gorm.Model
		Name      string         `gorm:"check:name_checker,name <> ''"`
		Test      uuid.UUID      `gorm:"type:uuid;not null;default:gen_random_uuid()"`
		CreatedAt time.Time      `gorm:"type:TIMESTAMP WITHOUT TIME ZONE"`

			expected: `SELECT * FROM "languages" WHERE z = 0 AND a = 1 OR (b = 2 OR c = 3)`,
		}, {
			name: "depth_2",
			queryFn: func(tx *gorm.DB) *gorm.DB {
				return tx.Scopes(
					func(d *gorm.DB) *gorm.DB { return d.Model(&Language{}) },
					func(d *gorm.DB) *gorm.DB {
						return d.
							Or(DB.Scopes(
								func(d *gorm.DB) *gorm.DB { return d.Where("a = 1") },
								func(d *gorm.DB) *gorm.DB { return d.Where("b = 2") },

	var name string
	var total int
	if err := DB.Model(&User{}).Select("name, sum(age)").Where("name = ?", "groupby").Group("name").Row().Scan(&name, &total); err != nil {
		t.Errorf("no error should happen, but got %v", err)
	}

	if name != "groupby" || total != 60 {
		t.Errorf("name should be groupby, but got %v, total should be 60, but got %v", name, total)
	}