package gorm_test

import (
	"fmt"
	"testing"
)

func runMigration() {
	if err := db.DropTable(&User{}).Error; err != nil {
		fmt.Printf("Got error when try to delete table users, %+v\n", err)
	}

	db.Exec("drop table products;")
	db.Exec("drop table emails;")
	db.Exec("drop table addresses")
	db.Exec("drop table credit_cards")
	db.Exec("drop table roles")
	db.Exec("drop table companies")
	db.Exec("drop table animals")
	db.Exec("drop table user_companies")

	if err := db.CreateTable(&Animal{}).Error; err != nil {
		panic(fmt.Sprintf("No error should happen when create table, but got %+v", err))
	}

	if err := db.CreateTable(&User{}).Error; err != nil {
		panic(fmt.Sprintf("No error should happen when create table, but got %+v", err))
	}

	if err := db.CreateTable(&Product{}).Error; err != nil {
		panic(fmt.Sprintf("No error should happen when create table, but got %+v", err))
	}

	if err := db.CreateTable(Email{}).Error; err != nil {
		panic(fmt.Sprintf("No error should happen when create table, but got %+v", err))
	}

	if err := db.AutoMigrate(Address{}).Error; err != nil {
		panic(fmt.Sprintf("No error should happen when create table, but got %+v", err))
	}

	if err := db.AutoMigrate(&CreditCard{}).Error; err != nil {
		panic(fmt.Sprintf("No error should happen when create table, but got %+v", err))
	}

	if err := db.AutoMigrate(Company{}).Error; err != nil {
		panic(fmt.Sprintf("No error should happen when create table, but got %+v", err))
	}

	if err := db.AutoMigrate(Role{}).Error; err != nil {
		panic(fmt.Sprintf("No error should happen when create table, but got %+v", err))
	}

	if err := db.AutoMigrate(UserCompany{}).Error; err != nil {
		panic(fmt.Sprintf("No error should happen when create table, but got %+v", err))
	}
}

func TestIndexes(t *testing.T) {
	if err := db.Model(&Email{}).AddIndex("idx_email_email", "email").Error; err != nil {
		t.Errorf("Got error when tried to create index: %+v", err)
	}

	if err := db.Model(&Email{}).RemoveIndex("idx_email_email").Error; err != nil {
		t.Errorf("Got error when tried to remove index: %+v", err)
	}

	if err := db.Model(&Email{}).AddIndex("idx_email_email_and_user_id", "user_id", "email").Error; err != nil {
		t.Errorf("Got error when tried to create index: %+v", err)
	}

	if err := db.Model(&Email{}).RemoveIndex("idx_email_email_and_user_id").Error; err != nil {
		t.Errorf("Got error when tried to remove index: %+v", err)
	}

	if err := db.Model(&Email{}).AddUniqueIndex("idx_email_email_and_user_id", "user_id", "email").Error; err != nil {
		t.Errorf("Got error when tried to create index: %+v", err)
	}

	if db.Save(&User{Name: "unique_indexes", Emails: []Email{{Email: "user1@example.comiii"}, {Email: "user1@example.com"}, {Email: "user1@example.com"}}}).Error == nil {
		t.Errorf("Should get to create duplicate record when having unique index")
	}

	if err := db.Model(&Email{}).RemoveIndex("idx_email_email_and_user_id").Error; err != nil {
		t.Errorf("Got error when tried to remove index: %+v", err)
	}

	if db.Save(&User{Name: "unique_indexes", Emails: []Email{{Email: "user1@example.com"}, {Email: "user1@example.com"}}}).Error != nil {
		t.Errorf("Should be able to create duplicated emails after remove unique index")
	}
}