<?php

class MessageChatForm extends WebAppRaiserForm 
{

    public function __construct($form_id)
    {
        parent::__construct($form_id);
    }

    public function form()
    {
        $form = parent::form();

		$header = '<div style="border-bottom: 2px solid rgb(67, 160, 71); margin-bottom: 1.5em;"><h3>%s</h3></div>';
		$label = function($data) {
			return array('#text' => $data, '#class' => ['label'], '#style' => ['float:none;']);
		};

		$form['form_attributes']['enctype'] = 'multipart/form-data';
		$form['form_attributes']['js'][] = 'engine/classes/WebAppRaiser/forms/MessageChatForm.js';

		$form['order_id'] = array(
			'inputs' => array(
				'#type'=> 'hidden',
			),
		);
		$form['object_id'] = array(
			'inputs' => array(
				'#type'=> 'hidden',
			),
		);

		$form['markup_start'] = array(
			'#markup' => '<div class="row">',
		);

		$form['userName'] = array(
			'#prefix' => '<div class="col col-12 col-md-12">'.sprintf($header, 'Сообщение'),
			'label'=> $label('ФИО отправителя'),
			'inputs' => array(
				'#type'=> 'text',
				'#required'=> false,
				'#inputs_style' => 'float:none; width:90%',
			),
		);

		$form['comment'] = array(
			'label'=> $label('Комментарий'),
			'inputs' => array(
				'#type'=> 'textarea',
				'#required'=> true,
				'#rows' => 8,
				'#inputs_style' => 'float:none; width:90%',
			),
			'#suffix' => '</div>',
		);

		/*
		$form['category'] = array(
			'#prefix' => '<div class="col-12 col-md-6">'.sprintf($header, 'Файлы').'<p>Вы можете прикрепить файлы к сообщению.</p>',
			'label'=> $label('Категория'),
			'inputs' => array(
				'#type'=> 'select',
				'#options' => array(
					'Правоустанавливающие документы' => 'Правоустанавливающие документы',
					'Разворот паспорта' => 'Разворот паспорта',
					'Техническая документация' => 'Техническая документация',
				),
				//'#required'=> true,
				'#inputs_style' => 'float:none; width:90%',
			),
		);
		$categories = WebAppRaiserDocs::getCategories();
		$form['category']['inputs']['#options'] = array_merge(
			$form['category']['inputs']['#options'],
			$categories,
			['Другое' => 'Другое']
		);

		$form['other_category'] = array(
			'inputs' => array(
				'#type' => 'text',
				'#attributes' => array(
					'placeholder' => 'Категория',
				),
				'#inputs_style' => 'float:none; width:90%',
			),
		);

		$form['files'] = array(
			'label'=> $label('Файлы'),
			'inputs' => array(
				'#type'=> 'file',
				//'#required'=> true,
				'#multiple' => true,
				'#attributes' => array(
					'accept' => '.jpg, .jpeg, .png, .pdf',
				),
				'#inputs_style' => 'float:none; width:90%',
			),
			'description' => 'Можно выбрать несколько файлов',
			'#suffix' => '<div id="files-info" style="padding: 6px 12px;"></div>
			<style>
			a.remove-file {
				color: red;
				text-decoration: none;
				border: 0px solid;
				padding: 1px 5px;
				font-size: 1.3em;
			}
			</style>
			</div>',
		);
		// */

		

		$form['markup_end'] = array(
			'#markup' => '</div>',
		);

		$form['submit'] = array(
			'inputs' => array(
				'#type'=> 'submit',
				'#value'=> 'Сохранить',
			),
		);

        return $form;
    }

    public function validate()
    {
        $status = parent::validate();
        return $status;
    }

    public function submit($status, &$page, WebAppRaiserAPI $WebAppRaiserAPI)
	{
		parent::submit($status, $page, $WebAppRaiserAPI);

        $page['status'] = $status['code'];
        $page['msg'] = array_merge($page['msg'], $status['message']);

        if($status['code'] == 'success'){
            $files_dir = WebAppRaiserDocs::filesDir();
			$filepath = $status['post']['object_id'].'/'.$status['post']['order_id'].'/';
			if(!is_dir($files_dir.$filepath)){
				mkdir($files_dir.$filepath, 0755, true);
			}
			$files_for_api = array();
			//$files_for_db = array();
			$flag_files_ok = true;
			if(!empty($_FILES['files'])) {
				foreach($_FILES['files']['error'] as $key => $value){
					if($value != UPLOAD_ERR_OK) {
						$flag_files_ok = false;
						$page['status'] = 'error';
						$page['msg'][] = WebAppRaiserDocs::errorCodes()[$value].': '.$_FILES['files']['name'][$key];
					}
				}
				if($flag_files_ok){
					// сохраняем файлы в папку
					$agency = User::getUserAgencyID();
					$category = ($status['post']['category']=='Другое')?$status['post']['other_category']:$status['post']['category'];

					foreach($_FILES['files']['tmp_name'] as $key => $tmp_name){
						$fname_submit = $_FILES['files']['name'][$key];
						$fname = $this->checkFileName($fname_submit, $files_dir.$filepath);
						if(move_uploaded_file($tmp_name, $files_dir.$filepath.$fname)){
							$data = file_get_contents($files_dir.$filepath.$fname);
							$files_for_api[] = array(
								'name' => $fname,
								'data' => base64_encode($data),
							);
							
							/*$files_for_db[] = array(
								'fid' => 0,
								'order_id' => $status['post']['order_id'],
								'object_id' => $status['post']['object_id'],
								'file_path' => $filepath,
								'file_name' => $fname,
								'category' => $category,
								'manager' => $WebAppRaiserAPI->get('war_username'),
								'owner' => $WebAppRaiserAPI->get('war_user_id'),
								'agency' => $agency,
							); // */
						}
						else {
							$flag_files_ok = false;
							$page['status'] = 'error';
							$page['msg'][] = 'Не удалось сохранить файл в папку назначения: '.$files_dir.$filepath.$fname;
						}
					}
				}
			}

			// Отправляем файлы по API
			$fields_api = array(
				'userName' => $status['post']['userName'],
				'text' => $status['post']['comment'],
			);
			if(!empty($files_for_api)){
				$fields_api['files'] = array(
					0 => array(
						'name' => $category,
						'files' => $files_for_api,
					),
				);
			}
			//$page['msg'][] = dpm(['API FILES', $status['post']['order_id'], $fields_api]);
			$result = $WebAppRaiserAPI->sendChatMessage($status['post']['order_id'], $fields_api);
			//$page['msg'][] = dpm(['API result', $result]);
			$page['status'] = $result['status'];
			$page['msg'][] = $result['msg'];
			//$page['msg'][] = $result['body'];

			if($result['status'] == 'success'){
				//TODO записать событие в базу
				$page["msg"][] = "Сообщение отправлено.";
				$page["status"] = 'success';
				$flag_db_ok = true;
				$valid_fields = array(
					'id' => 'id',
					'date' => 'date',
					'type' => 'type',
					'orderId' => 'orderId',
					'fields' => 'fields',
				);
				/*$comment = $status['post']['userName']. ': ' .$status['post']['comment'];
				$fields_db = array(
					'id' => $result['result']['id'],
					'date' => time(),
					'type' => 'CHAT_MESSAGE',
					'orderId' => $status['post']['order_id'],
					'fields' => base64_encode(serialize(['comment' => $comment])),
				); // */
				//$fid = WebAppRaiserDB::save('war_msg', $fields_db, $valid_fields, 'id');
				/*foreach($files_for_db as $fields_db){
					$fid = WebAppRaiserDB::save('war_files', $fields_db, $valid_fields, 'fid');
					if(!$fid) {
						$flag_db_ok = false;
					}
				} // */
				/*if($fid){
					$page["msg"][] = "Сообщение сохранено в базу";
					$page["status"] = 'success';
				}
				else{
					$page["msg"][] = "Возникла проблема при сохранении сообщения в базу данных.";
					$page["status"] = 'error';
				} // */
			}
			else {
				$page["msg"][] = "Возникла проблема при отправке сообщения.";
				$page["msg"][] = $result['result']['message'];
				$page["status"] = 'error';
			}
		
        }
        else {
            // валидация не прошла
        }
		parent::redirect($page);
    }

	private function checkFileName($filename, $filepath, $i = 0)
	{
		if(!is_file($filepath.$filename)){
			return $filename;
		}
		else {
			$name = substr($filename, 0, strrpos($filename, '.'));
			$ext = substr($filename, strrpos($filename, '.'));
			if($i > 99) {
				return $name.'_'.$i.$ext;
			}
			if(!is_file($filepath.$name.'_'.$i.$ext)) {
				return $name.'_'.$i.$ext;
			}
			else {
				$i++;
				return $this->checkFileName($filename, $filepath, $i);
			}
		}
	}

}