<?php

namespace SilverStripe\Forms\Tests;

use SilverStripe\Forms\CurrencyField;
use SilverStripe\Forms\DateField;
use SilverStripe\Forms\NumericField;
use SilverStripe\Forms\Schema\FormSchema;
use SilverStripe\Dev\SapphireTest;
use SilverStripe\Control\Controller;
use SilverStripe\Forms\FieldList;
use SilverStripe\Forms\Form;
use SilverStripe\Forms\TextField;
use SilverStripe\Forms\RequiredFields;
use SilverStripe\Forms\FormAction;
use SilverStripe\Forms\PopoverField;

class FormSchemaTest extends SapphireTest
{

    public function testGetSchema()
    {
        $form = new Form(new Controller(), 'TestForm', new FieldList(), new FieldList());
        $formSchema = new FormSchema();
        $expected = [
            'name' => 'TestForm',
            'id' => 'Form_TestForm',
            'action' => 'Controller/TestForm',
            'method' => 'POST',
            'attributes' => [
                'id' => 'Form_TestForm',
                'action' => 'Controller/TestForm',
                'method' => 'POST',
                'enctype' => 'application/x-www-form-urlencoded',
                'target' => null,
                'class' => ''
            ],
            'data' => [],
            'fields' => [
                [
                    'id' => 'Form_TestForm_SecurityID',
                    'name' => 'SecurityID',
                    'type' => "Hidden",
                    'component' => null,
                    'holderId' => 'Form_TestForm_SecurityID_Holder',
                    'title' => 'Security ID',
                    'source' => null,
                    'extraClass' => 'hidden',
                    'description' => null,
                    'rightTitle' => null,
                    'leftTitle' => null,
                    'readOnly' => false,
                    'disabled' => false,
                    'customValidationMessage' => '',
                    'attributes' => [],
                    'data' => [],
                    'validation' => [],
                ],
            ],
            'actions' => []
        ];

        $schema = $formSchema->getSchema($form);
        $this->assertInternalType('array', $schema);
        $this->assertJsonStringEqualsJsonString(json_encode($expected), json_encode($schema));
    }

    public function testGetState()
    {
        $form = new Form(new Controller(), 'TestForm', new FieldList(), new FieldList());
        $formSchema = new FormSchema();
        $expected = [
            'id' => 'Form_TestForm',
            'fields' => [
                [
                    'id' => 'Form_TestForm_SecurityID',
                    'value' => $form->getSecurityToken()->getValue(),
                    'message' => null,
                    'data' => [],
                    'name' => 'SecurityID',
                ]
            ],
            'messages' => [],
        ];

        $state = $formSchema->getState($form);
        $this->assertInternalType('array', $state);
        $this->assertJsonStringEqualsJsonString(json_encode($expected), json_encode($state));
    }

    public function testGetStateWithFormMessages()
    {
        $fields = new FieldList();
        $actions = new FieldList();
        $form = new Form(new Controller(), 'TestForm', $fields, $actions);
        $form->sessionMessage('All saved', 'good');
        $formSchema = new FormSchema();
        $expected = [
            'id' => 'Form_TestForm',
            'fields' => [
                [
                    'id' => 'Form_TestForm_SecurityID',
                    'value' => $form->getSecurityToken()->getValue(),
                    'data' => [],
                    'message' => null,
                    'name' => 'SecurityID',
                ]
            ],
            'messages' => [[
                'value' => 'All saved',
                'type' => 'good'
            ]],
        ];

        $state = $formSchema->getState($form);
        $this->assertInternalType('array', $state);
        $this->assertJsonStringEqualsJsonString(json_encode($expected), json_encode($state));
    }

    public function testGetStateWithFieldValidationErrors()
    {
        $fields = new FieldList(new TextField('Title'));
        $actions = new FieldList();
        $validator = new RequiredFields('Title');
        $form = new Form(new Controller(), 'TestForm', $fields, $actions, $validator);
        $form->loadDataFrom(
            [
            'Title' => null,
            ]
        );
        $this->assertFalse($form->validationResult()->isValid());
        $formSchema = new FormSchema();
        $expected = [
            'id' => 'Form_TestForm',
            'fields' => [
                [
                    'id' => 'Form_TestForm_Title',
                    'value' => null,
                    'message' =>  [
                        'value' => '"Title" is required',
                        'type' => 'required'
                    ],
                    'data' => [],
                    'name' => 'Title',
                ],
                [
                    'id' => 'Form_TestForm_SecurityID',
                    'value' => $form->getSecurityToken()->getValue(),
                    'message' => null,
                    'data' => [],
                    'name' => 'SecurityID',
                ]
            ],
            'messages' => []
        ];

        $state = $formSchema->getState($form);
        $this->assertInternalType('array', $state);
        $this->assertJsonStringEqualsJsonString(json_encode($expected), json_encode($state));
    }

    public function testGetNestedSchema()
    {
        $form = new Form(
            new Controller(),
            'TestForm',
            new FieldList(new TextField("Name")),
            new FieldList(
                (new FormAction("save", "Save"))
                    ->setIcon('save'),
                (new FormAction("cancel", "Cancel"))
                    ->setUseButtonTag(true),
                $pop = new PopoverField(
                    "More options",
                    [
                    new FormAction("publish", "Publish record"),
                    new FormAction("archive", "Archive"),
                    ]
                )
            )
        );
        $formSchema = new FormSchema();
        /**
 * @skipUpgrade
*/
        $expected = [
            'name' => 'TestForm',
            'id' => 'Form_TestForm',
            'action' => 'Controller/TestForm',
            'method' => 'POST',
            'attributes' => [
                'id' => 'Form_TestForm',
                'action' => 'Controller/TestForm',
                'method' => 'POST',
                'enctype' => 'application/x-www-form-urlencoded',
                'target' => null,
                'class' => ''
            ],
            'data' => [],
            'fields' => [
                [
                    'id' => 'Form_TestForm_Name',
                    'name' => 'Name',
                    'type' => 'Text',
                    'component' => null,
                    'holderId' => 'Form_TestForm_Name_Holder',
                    'title' => 'Name',
                    'source' => null,
                    'extraClass' => 'text',
                    'description' => null,
                    'rightTitle' => null,
                    'leftTitle' => null,
                    'readOnly' => false,
                    'disabled' => false,
                    'customValidationMessage' => '',
                    'attributes' => [],
                    'data' => [],
                    'validation' => [],
                ],
                [
                    'id' => 'Form_TestForm_SecurityID',
                    'name' => 'SecurityID',
                    'type' => "Hidden",
                    'component' => null,
                    'holderId' => 'Form_TestForm_SecurityID_Holder',
                    'title' => 'Security ID',
                    'source' => null,
                    'extraClass' => 'hidden',
                    'description' => null,
                    'rightTitle' => null,
                    'leftTitle' => null,
                    'readOnly' => false,
                    'disabled' => false,
                    'customValidationMessage' => '',
                    'attributes' => [],
                    'data' => [],
                    'validation' => [],
                ],
            ],
            'actions' => [
                [
                    'id' => 'Form_TestForm_action_save',
                    'title' => 'Save',
                    'name' => 'action_save',
                    'type' => null,
                    'component' => 'FormAction',
                    'holderId' => 'Form_TestForm_action_save_Holder',
                    'source' => null,
                    'extraClass' => 'action',
                    'description' => null,
                    'rightTitle' => null,
                    'leftTitle' => null,
                    'readOnly' => false,
                    'disabled' => false,
                    'customValidationMessage' => '',
                    'attributes' => [
                        'type' => 'submit',
                    ],
                    'data' => [
                        'icon' => 'save',
                    ],
                    'validation' => [],
                ],
                [
                    'id' => 'Form_TestForm_action_cancel',
                    'title' => 'Cancel',
                    'name' => 'action_cancel',
                    'type' => null,
                    'component' => 'FormAction',
                    'holderId' => 'Form_TestForm_action_cancel_Holder',
                    'source' => null,
                    'extraClass' => 'action',
                    'description' => null,
                    'rightTitle' => null,
                    'leftTitle' => null,
                    'readOnly' => false,
                    'disabled' => false,
                    'customValidationMessage' => '',
                    'attributes' => [
                        'type' => 'button'
                    ],
                    'data' => [
                        'icon' => null
                    ],
                    'validation' => [],
                ],
                [
                    'id' => 'Form_TestForm_Moreoptions',
                    'title' => 'More options',
                    'name' => 'Moreoptions',
                    'type' => 'Structural',
                    'component' => 'PopoverField',
                    'holderId' => 'Form_TestForm_Moreoptions_Holder',
                    'source' => null,
                    'extraClass' => 'field CompositeField popover',
                    'description' => null,
                    'rightTitle' => null,
                    'leftTitle' => null,
                    'readOnly' => null,
                    'disabled' => false,
                    'customValidationMessage' => '',
                    'attributes' => [],
                    'data' => [
                        'popoverTitle' => null,
                        'placement' => 'bottom',
                        'tag' => 'div',
                        'legend' => null,
                        'buttonTooltip' => null,
                        'inherited' => [
                            'data' => [
                                'fieldholder' => 'small'
                            ],
                        ],
                    ],
                    'validation' => [],
                    'children' => [
                        [
                            'id' => 'Form_TestForm_action_publish',
                            'title' => 'Publish record',
                            'name' => 'action_publish',
                            'type' => null,
                            'component' => 'FormAction',
                            'holderId' => 'Form_TestForm_action_publish_Holder',
                            'source' => null,
                            'extraClass' => 'action',
                            'description' => null,
                            'rightTitle' => null,
                            'leftTitle' => null,
                            'readOnly' => false,
                            'disabled' => false,
                            'customValidationMessage' => '',
                            'attributes' => [
                                'type' => 'submit',
                            ],
                            'data' => [
                                'icon' => null,
                            ],
                            'validation' => [],
                        ],
                        [
                            'id' => 'Form_TestForm_action_archive',
                            'title' => 'Archive',
                            'name' => 'action_archive',
                            'type' => null,
                            'component' => 'FormAction',
                            'holderId' => 'Form_TestForm_action_archive_Holder',
                            'source' => null,
                            'extraClass' => 'action',
                            'description' => null,
                            'rightTitle' => null,
                            'leftTitle' => null,
                            'readOnly' => false,
                            'disabled' => false,
                            'customValidationMessage' => '',
                            'attributes' => [
                                'type' => 'submit',
                            ],
                            'data' => [
                                'icon' => null,
                            ],
                            'validation' => [],
                        ],
                    ]
                ]
            ]
        ];

        $schema = $formSchema->getSchema($form);

        $this->assertInternalType('array', $schema);
        $this->assertJsonStringEqualsJsonString(json_encode($expected), json_encode($schema));
    }

    /**
     * Test that schema is merged correctly
     */
    public function testMergeSchema()
    {
        $publishAction = FormAction::create('publish', 'Publish');
        $publishAction->setIcon('save');
        $publishAction->setSchemaData(['data' => ['buttonStyle' => 'primary']]);
        $schema = $publishAction->getSchemaData();
        $this->assertEquals(
            [
                'icon' => 'save',
                'buttonStyle' => 'primary',
            ],
            $schema['data']
        );
    }

    public function testSchemaValidation()
    {
        $form = new Form(
            new Controller(),
            'TestForm',
            new FieldList(
                TextField::create("Name")
                    ->setMaxLength(40),
                new DateField("Date"),
                new NumericField("Number"),
                new CurrencyField("Money")
            ),
            new FieldList(),
            new RequiredFields('Name')
        );
        $formSchema = new FormSchema();
        $schema = $formSchema->getSchema($form);
        $expected = [
            'name' => 'TestForm',
            'id' => 'Form_TestForm',
            'action' => 'Controller/TestForm',
            'method' => 'POST',
            'attributes' =>
                [
                    'id' => 'Form_TestForm',
                    'action' => 'Controller/TestForm',
                    'method' => 'POST',
                    'enctype' => 'application/x-www-form-urlencoded',
                    'target' => null,
                    'class' => '',
                ],
            'data' =>
                [],
            'fields' =>
                [
                    [
                        'name' => 'Name',
                        'id' => 'Form_TestForm_Name',
                        'type' => 'Text',
                        'component' => null,
                        'holderId' => 'Form_TestForm_Name_Holder',
                        'title' => 'Name',
                        'source' => null,
                        'extraClass' => 'text',
                        'description' => null,
                        'rightTitle' => null,
                        'leftTitle' => null,
                        'readOnly' => false,
                        'disabled' => false,
                        'customValidationMessage' => '',
                        'validation' =>
                            [
                                'required' => true,
                                'max' => [
                                    'length' => 40,
                                ],
                            ],
                        'attributes' =>
                            [],
                        'data' =>
                            [],
                    ],
                    [
                        'name' => 'Date',
                        'id' => 'Form_TestForm_Date',
                        'type' => 'Date',
                        'component' => null,
                        'holderId' => 'Form_TestForm_Date_Holder',
                        'title' => 'Date',
                        'source' => null,
                        'extraClass' => 'date text',
                        'description' => null,
                        'rightTitle' => null,
                        'leftTitle' => null,
                        'readOnly' => false,
                        'disabled' => false,
                        'customValidationMessage' => '',
                        'validation' =>
                            [
                                'date' => true,
                            ],
                        'attributes' =>
                            [],
                        'data' =>
                            [],
                    ],
                    [
                        'name' => 'Number',
                        'id' => 'Form_TestForm_Number',
                        'type' => 'Decimal',
                        'component' => null,
                        'holderId' => 'Form_TestForm_Number_Holder',
                        'title' => 'Number',
                        'source' => null,
                        'extraClass' => 'numeric text',
                        'description' => null,
                        'rightTitle' => null,
                        'leftTitle' => null,
                        'readOnly' => false,
                        'disabled' => false,
                        'customValidationMessage' => '',
                        'validation' =>
                            [
                                'numeric' => true,
                            ],
                        'attributes' =>
                            [],
                        'data' =>
                            [],
                    ],
                    [
                        'name' => 'Money',
                        'id' => 'Form_TestForm_Money',
                        'type' => 'Text',
                        'component' => null,
                        'holderId' => 'Form_TestForm_Money_Holder',
                        'title' => 'Money',
                        'source' => null,
                        'extraClass' => 'currency text',
                        'description' => null,
                        'rightTitle' => null,
                        'leftTitle' => null,
                        'readOnly' => false,
                        'disabled' => false,
                        'customValidationMessage' => '',
                        'validation' =>
                            [
                                'currency' => true,
                            ],
                        'attributes' =>
                            [],
                        'data' =>
                            [],
                    ],
                    [
                        'name' => 'SecurityID',
                        'id' => 'Form_TestForm_SecurityID',
                        'type' => 'Hidden',
                        'component' => null,
                        'holderId' => 'Form_TestForm_SecurityID_Holder',
                        'title' => 'Security ID',
                        'source' => null,
                        'extraClass' => 'hidden',
                        'description' => null,
                        'rightTitle' => null,
                        'leftTitle' => null,
                        'readOnly' => false,
                        'disabled' => false,
                        'customValidationMessage' => '',
                        'validation' =>
                            [],
                        'attributes' =>
                            [],
                        'data' =>
                            [],
                    ],
                ],
            'actions' =>
                [],
        ];

        $this->assertInternalType('array', $schema);
        $this->assertJsonStringEqualsJsonString(json_encode($expected), json_encode($schema));
    }
}