<?php

namespace yiiunit\framework\base;

use yii\base\Model;
use yiiunit\TestCase;
use yiiunit\data\base\Speaker;
use yiiunit\data\base\Singer;
use yiiunit\data\base\InvalidRulesModel;

/**
 * @group base
 */
class ModelTest extends TestCase
{
	protected function setUp()
	{
		parent::setUp();
		$this->mockApplication();
	}

	public function testGetAttributeLabel()
	{
		$speaker = new Speaker();
		$this->assertEquals('First Name', $speaker->getAttributeLabel('firstName'));
		$this->assertEquals('This is the custom label', $speaker->getAttributeLabel('customLabel'));
		$this->assertEquals('Underscore Style', $speaker->getAttributeLabel('underscore_style'));
	}

	public function testGetAttributes()
	{
		$speaker = new Speaker();
		$speaker->firstName = 'Qiang';
		$speaker->lastName = 'Xue';

		$this->assertEquals([
			'firstName' => 'Qiang',
			'lastName' => 'Xue',
			'customLabel' => null,
			'underscore_style' => null,
		], $speaker->getAttributes());

		$this->assertEquals([
			'firstName' => 'Qiang',
			'lastName' => 'Xue',
		], $speaker->getAttributes(['firstName', 'lastName']));

		$this->assertEquals([
			'firstName' => 'Qiang',
			'lastName' => 'Xue',
		], $speaker->getAttributes(null, ['customLabel', 'underscore_style']));

		$this->assertEquals([
			'firstName' => 'Qiang',
		], $speaker->getAttributes(['firstName', 'lastName'], ['lastName', 'customLabel', 'underscore_style']));
	}

	public function testSetAttributes()
	{
		// by default mass assignment doesn't work at all
		$speaker = new Speaker();
		$speaker->setAttributes(['firstName' => 'Qiang', 'underscore_style' => 'test']);
		$this->assertNull($speaker->firstName);
		$this->assertNull($speaker->underscore_style);

		// in the test scenario
		$speaker = new Speaker();
		$speaker->setScenario('test');
		$speaker->setAttributes(['firstName' => 'Qiang', 'underscore_style' => 'test']);
		$this->assertNull($speaker->underscore_style);
		$this->assertEquals('Qiang', $speaker->firstName);

		$speaker->setAttributes(['firstName' => 'Qiang', 'underscore_style' => 'test'], false);
		$this->assertEquals('test', $speaker->underscore_style);
		$this->assertEquals('Qiang', $speaker->firstName);
	}

	public function testLoad()
	{
		$singer = new Singer();
		$this->assertEquals('Singer', $singer->formName());

		$post = ['firstName' => 'Qiang'];

		Speaker::$formName = '';
		$model = new Speaker();
		$model->setScenario('test');
		$this->assertTrue($model->load($post));
		$this->assertEquals('Qiang', $model->firstName);

		Speaker::$formName = 'Speaker';
		$model = new Speaker();
		$model->setScenario('test');
		$this->assertTrue($model->load(['Speaker' => $post]));
		$this->assertEquals('Qiang', $model->firstName);

		Speaker::$formName = 'Speaker';
		$model = new Speaker();
		$model->setScenario('test');
		$this->assertFalse($model->load(['Example' => []]));
		$this->assertEquals('', $model->firstName);
	}

	public function testActiveAttributes()
	{
		// by default mass assignment doesn't work at all
		$speaker = new Speaker();
		$this->assertEmpty($speaker->activeAttributes());

		$speaker = new Speaker();
		$speaker->setScenario('test');
		$this->assertEquals(['firstName', 'lastName', 'underscore_style'], $speaker->activeAttributes());
	}

	public function testIsAttributeSafe()
	{
		// by default mass assignment doesn't work at all
		$speaker = new Speaker();
		$this->assertFalse($speaker->isAttributeSafe('firstName'));

		$speaker = new Speaker();
		$speaker->setScenario('test');
		$this->assertTrue($speaker->isAttributeSafe('firstName'));

	}

	public function testErrors()
	{
		$speaker = new Speaker();

		$this->assertEmpty($speaker->getErrors());
		$this->assertEmpty($speaker->getErrors('firstName'));
		$this->assertEmpty($speaker->getFirstErrors());

		$this->assertFalse($speaker->hasErrors());
		$this->assertFalse($speaker->hasErrors('firstName'));

		$speaker->addError('firstName', 'Something is wrong!');
		$this->assertEquals(['firstName' => ['Something is wrong!']], $speaker->getErrors());
		$this->assertEquals(['Something is wrong!'], $speaker->getErrors('firstName'));

		$speaker->addError('firstName', 'Totally wrong!');
		$this->assertEquals(['firstName' => ['Something is wrong!', 'Totally wrong!']], $speaker->getErrors());
		$this->assertEquals(['Something is wrong!', 'Totally wrong!'], $speaker->getErrors('firstName'));

		$this->assertTrue($speaker->hasErrors());
		$this->assertTrue($speaker->hasErrors('firstName'));
		$this->assertFalse($speaker->hasErrors('lastName'));

		$this->assertEquals(['Something is wrong!'], $speaker->getFirstErrors());
		$this->assertEquals('Something is wrong!', $speaker->getFirstError('firstName'));
		$this->assertNull($speaker->getFirstError('lastName'));

		$speaker->addError('lastName', 'Another one!');
		$this->assertEquals([
			'firstName' => [
				'Something is wrong!',
				'Totally wrong!',
			],
			'lastName' => ['Another one!'],
		], $speaker->getErrors());

		$speaker->clearErrors('firstName');
		$this->assertEquals([
			'lastName' => ['Another one!'],
		], $speaker->getErrors());

		$speaker->clearErrors();
		$this->assertEmpty($speaker->getErrors());
		$this->assertFalse($speaker->hasErrors());
	}

	public function testArraySyntax()
	{
		$speaker = new Speaker();

		// get
		$this->assertNull($speaker['firstName']);

		// isset
		$this->assertFalse(isset($speaker['firstName']));

		// set
		$speaker['firstName'] = 'Qiang';

		$this->assertEquals('Qiang', $speaker['firstName']);
		$this->assertTrue(isset($speaker['firstName']));

		// iteration
		$attributes = [];
		foreach ($speaker as $key => $attribute) {
			$attributes[$key] = $attribute;
		}
		$this->assertEquals([
			'firstName' => 'Qiang',
			'lastName' => null,
			'customLabel' => null,
			'underscore_style' => null,
		], $attributes);

		// unset
		unset($speaker['firstName']);

		// exception isn't expected here
		$this->assertNull($speaker['firstName']);
		$this->assertFalse(isset($speaker['firstName']));
	}

	public function testDefaults()
	{
		$singer = new Model();
		$this->assertEquals([], $singer->rules());
		$this->assertEquals([], $singer->attributeLabels());
	}

	public function testDefaultScenarios()
	{
		$singer = new Singer();
		$this->assertEquals(['default' => ['lastName', 'underscore_style']], $singer->scenarios());

		$scenarios = [
			'default' => ['id', 'name', 'description'],
			'administration' => ['name', 'description', 'is_disabled'],
		];
		$model = new ComplexModel1();
		$this->assertEquals($scenarios, $model->scenarios());
		$scenarios = [
			'default' => ['id', 'name', 'description'],
			'suddenlyUnexpectedScenario' => ['name', 'description'],
			'administration' => ['id', 'name', 'description', 'is_disabled'],
		];
		$model = new ComplexModel2();
		$this->assertEquals($scenarios, $model->scenarios());
	}

	public function testIsAttributeRequired()
	{
		$singer = new Singer();
		$this->assertFalse($singer->isAttributeRequired('firstName'));
		$this->assertTrue($singer->isAttributeRequired('lastName'));
	}

	public function testCreateValidators()
	{
		$this->setExpectedException('yii\base\InvalidConfigException', 'Invalid validation rule: a rule must specify both attribute names and validator type.');

		$invalid = new InvalidRulesModel();
		$invalid->createValidators();
	}
}

class ComplexModel1 extends Model
{
	public function rules()
	{
		return [
			[['id'], 'required', 'except' => 'administration'],
			[['name', 'description'], 'filter', 'filter' => 'trim'],
			[['is_disabled'], 'boolean', 'on' => 'administration'],
		];
	}
}

class ComplexModel2 extends Model
{
	public function rules()
	{
		return [
			[['id'], 'required', 'except' => 'suddenlyUnexpectedScenario'],
			[['name', 'description'], 'filter', 'filter' => 'trim'],
			[['is_disabled'], 'boolean', 'on' => 'administration'],
		];
	}
}
