<?php
/**
 * FuzeWorks Forms Library
 *
 * The FuzeWorks PHP FrameWork
 *
 * Copyright (C) 2013-2022 i15
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in all
 * copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 *
 * @author    i15
 * @copyright Copyright (c) 2013 - 2022, i15. (http://i15.nl)
 * @license   https://opensource.org/licenses/MIT MIT License
 *
 * @link  https://i15.nl
 * @since Version 1.3.0
 *
 * @version Version 1.3.0
 */

use FuzeWorks\Forms\Field;
use PHPUnit\Framework\TestCase;
use FuzeWorks\Forms\Form;

class FormTest extends TestCase
{

    public function testFoundation()
    {
        $form = new Form('testName', 'testLabel');
        $this->assertEquals('testName', $form->getName());
        $this->assertEquals('testLabel', $form->getLabel());
        $this->assertInstanceOf(Form::class, $form);
    }

    public function testNames()
    {
        // Set the name originally
        $form = new Form('originalName', 'originalLabel');
        $this->assertEquals('originalName', $form->getName());

        // Change the name
        $form->setName('newName');
        $this->assertEquals('newName', $form->getName());

        // Change the name back
        $form->setName('originalName');
        $this->assertEquals('originalName', $form->getName());
    }

    public function testLabels()
    {
        // Set the label originally
        $form = new Form('originalName', 'originalLabel');
        $this->assertEquals('originalLabel', $form->getLabel());

        // Change the label
        $form->setLabel('newLabel');
        $this->assertEquals('newLabel', $form->getLabel());

        // Change the label back
        $form->setLabel('originalLabel');
        $this->assertEquals('originalLabel', $form->getLabel());
    }

    public function testFormErrors()
    {
        // Generate the original form
        $form = new Form('originalName', 'originalLabel');
        $this->assertEquals([], $form->getFormErrors());

        // Add some errors
        $form->addFormError('error1');
        $form->addFormError('error2');
        $this->assertEquals(['error1', 'error2'], $form->getFormErrors());

        // Add some warnings
        $form->addFormWarning('warning1');
        $form->addFormWarning('warning2');
        $this->assertEquals(['warning1', 'warning2'], $form->getFormWarnings());
    }

    /**
     * @depends FieldTest::testValidCondition
     */
    public function testFields()
    {
        // Generate the original form
        $form = new Form('formName', 'formLabel');

        // Create a field
        $stub = $this->getMockForAbstractClass(Field::class, ['fieldName']);

        // Add the field to the form
        $form->field($stub);

        // Check if the field is in the form
        $extractedField = $form->getField('fieldName');
        $this->assertEquals($stub, $extractedField);

        // Check the identifier
        $this->assertEquals('formName_fieldName', $extractedField->getId());

        // Check if the field can also be extracted through getFields
        $this->assertEquals([$form->getCsrfField(), $stub], $form->getFields());
    }

    /**
     * @depends testFields
     */
    public function testValidate()
    {
        // Generate the original form
        $form = new Form('formName', 'formLabel');

        // Create a field
        $stub = $this->getMockForAbstractClass(Field::class, ['fieldName']);
        $stub->expects($this->any())
            ->method('validateField')
            ->will($this->returnValue(true));

        // Add the field to the form
        $form->field($stub);

        // Create a source for input
        $form->setSource(function (string $fieldName){
            return match ($fieldName) {
                'fieldName' => 'fieldValue',
                default => null,
            };
        });

        // Test that the form isn't validated yet
        $this->assertFalse($form->isValidated());
        $this->assertFalse($form->isValid());

        // And validate
        $this->assertTrue($form->validate());

        // Assert that all is well
        $this->assertTrue($form->isValidated());
        $this->assertTrue($form->isValid());
    }

    /**
     * @depends testValidate
     */
    public function testValidateMissingValues()
    {
        // generate the original form
        $form = new Form('formName', 'formLabel');

        // Create a field
        $stub = $this->getMockForAbstractClass(Field::class, ['fieldName']);
        $stub->expects($this->any())
            ->method('validateField')
            ->will($this->returnValue(true));

        // Add the field to the form
        $form->field($stub);

        // Test that the form isn't validated yet
        $this->assertFalse($form->isValidated());
        $this->assertFalse($form->isValid());

        // And validate
        $this->assertFalse($form->validate());

        // Assert that all is wrong
        $this->assertFalse($form->isValidated());
        $this->assertFalse($form->isValid());
    }

    /**
     * @depends testValidateMissingValues
     */
    public function testValidateInvalidField()
    {
        // Create the original form
        $form = new Form('formName', 'formLabel');

        // Create a field
        $stub = $this->getMockForAbstractClass(Field::class, ['fieldName']);
        $stub->expects($this->any())
            ->method('validateField')
            ->will($this->returnCallback(function() use ($stub) {
                $stub->addError("Error");
                return false;
            }));

        // Add the field to the form
        $form->field($stub);

        // Create a source for input
        $form->setSource(function (string $fieldName){
            return match ($fieldName) {
                'fieldName' => 'fieldValue',
                default => null,
            };
        });

        // Test that the form isn't validated yet
        $this->assertFalse($form->isValidated());
        $this->assertFalse($form->isValid());

        // And validate
        $this->assertFalse($form->validate());

        // Assert that all is wrong
        $this->assertTrue($form->isValidated());
        $this->assertFalse($form->isValid());

        // Assert that the field has an error
        $this->assertEquals(['fieldName' => ['Error']], $form->getFieldErrors());
    }

    /**
     * @depends testValidateInvalidField
     */
    public function testInvalidate()
    {
        // Create the original form
        $form = new Form('formName', 'formLabel');

        // Create a field
        $stub = $this->getMockForAbstractClass(Field::class, ['fieldName']);
        $stub->expects($this->any())
            ->method('validateField')
            ->will($this->returnValue(true));

        // Add the field to the form
        $form->field($stub);

        // Create a source for input
        $form->setSource(function (string $fieldName){
            return match ($fieldName) {
                'fieldName' => 'fieldValue',
                default => null,
            };
        });

        // Test that the form isn't validated yet
        $this->assertFalse($form->isValidated());
        $this->assertFalse($form->isValid());

        // And validate
        $this->assertTrue($form->validate());

        // Assert that all is well
        $this->assertTrue($form->isValidated());
        $this->assertTrue($form->isValid());

        // Invalidate the form
        $form->invalidate();

        // Assert that the form is invalidated
        $this->assertTrue($form->isValidated());
        $this->assertFalse($form->isValid());
    }

    /**
     * @depends testValidateInvalidField
     */
    public function testCondition()
    {
        // Create the original form
        $form = new Form('formName', 'formLabel');

        // Create a field
        $stub = $this->getMockForAbstractClass(Field::class, ['fieldName']);
        $stub->expects($this->any())
            ->method('validateField')
            ->will($this->returnValue(true));

        // Add the field to the form
        $form->field($stub);

        // Create a source for input
        $form->setSource(function (string $fieldName){
            return match ($fieldName) {
                'fieldName' => 'fieldValue',
                default => null,
            };
        });

        // Add a condition
        $form->condition(function (Form $form) {
            return false;
        });

        // Test that the form isn't validated yet
        $this->assertFalse($form->isValidated());
        $this->assertFalse($form->isValid());

        // And validate
        $this->assertFalse($form->validate());

        // Assert that all is wrong
        $this->assertTrue($form->isValidated());
        $this->assertFalse($form->isValid());
    }


}