<?php
/**
 * Copyright (C) 2024 fhcomplete.org
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <https://www.gnu.org/licenses/>.
 */

if (!defined('BASEPATH'))
	exit('No direct script access allowed');

class Profil extends FHCAPI_Controller
{

	/**
	 * Object initialization
	 */
	public function __construct()
	{
		parent::__construct([
			'fotoSperre' => self::PERM_LOGGED,
			'getGemeinden' => self::PERM_LOGGED,
			'getAllNationen' => self::PERM_LOGGED,
			'isMitarbeiter' => self::PERM_LOGGED,
			'profilViewData' => self::PERM_LOGGED,
		]);

		$this->load->library('PermissionLib');

		$this->load->model('ressource/mitarbeiter_model', 'MitarbeiterModel');
		$this->load->model('person/Person_model', 'PersonModel');


		//? put the uid and pid inside the controller for reusability
		$this->uid = getAuthUID();
		$this->pid = getAuthPersonID();

	}

	//------------------------------------------------------------------------------------------------------------------
	// Public methods

	/**
     * retrieves view data for profile view
     * @access public
     * @param  $uid the userID for which profile is being viewed, null or missing value implies one's own profile
     */
	public function profilViewData($uid = null)
	{
		$authUid = getAuthUID();
		$isProfilOfAuthUser = !$uid || $uid === $authUid;

		$this->load->library('ProfilLib');
		$profileData = $this->profillib->getView($uid ?? $authUid);
		$profileData = hasData($profileData) ? getData($profileData) : null;

		$viewData = [
			'editable' => $isProfilOfAuthUser,
			'profil_data' => $profileData,
			'permissions' => [
				'basis/other_lv_plan' => $this->permissionlib->isBerechtigt(('basis/other_lv_plan'))
			]
		];

		if ($isProfilOfAuthUser) {
			$viewData['calendar_sync_urls'] = $this->getCalendarSyncUrlData();
		}

		$this->terminateWithSuccess($viewData);
	}

	/**
	 * update column foto_sperre in public.tbl_person
	 * @access public
	 * @param  boolean $value  new value for the column
	 * @return boolean the new value added to the column in public.tbl_person
	 */
	public function fotoSperre($value)
	{
		if (!isset($value)) {
			$this->terminateWithError("Missing parameter", self::ERROR_TYPE_GENERAL);
		}

		$res = $this->PersonModel->update($this->pid, ["foto_sperre" => $value]);
		if (isError($res)) {
			$this->terminateWithError("error while trying to update table public.tbl_person");
		}
		$this->PersonModel->addSelect("foto_sperre");
		$res = $this->PersonModel->load($this->pid);

		$res = $this->getDataOrTerminateWithError($res);

		$this->terminateWithSuccess(current($res));
	}

	/**
	 * gets all nations in the table bis.tbl_nation
	 *
	 * @access public
	 * @return array all the nations in table bis.tbl_nation
	 */
	public function getAllNationen()
	{
		// load the nationen from the database
		$this->load->model('codex/Nation_model', "NationModel");
		$this->NationModel->addSelect(["nation_code as code", "langtext"]);
		$nation_res = $this->NationModel->load();

		if (isError($nation_res)) {
			$this->terminateWithError("error while trying to query table codex.tbl_nation", self::ERROR_TYPE_GENERAL);
		}

		$nation_res = $this->getDataOrTerminateWithError($nation_res);

		$this->terminateWithSuccess($nation_res);
	}

	public function getGemeinden($nation, $zip)
	{
		if (!isset($nation) || !isset($zip)) {
			echo json_encode(error("Missing parameters"));
			return;
		}

		$this->load->model('codex/Gemeinde_model', "GemeindeModel");


		$gemeinde_res = $this->GemeindeModel->getGemeindeByPlz($zip);

		if (isError($gemeinde_res)) {
			$this->terminateWithError(getError($gemeinde_res), self::ERROR_TYPE_GENERAL);
		}
		$gemeinde_res = $this->getDataOrTerminateWithError($gemeinde_res);

		/* $gemeinde_res = array_map(function ($obj) {
			return $obj->ortschaftsname;
		}, $gemeinde_res); */

		$this->terminateWithSuccess($gemeinde_res);

	}


	/**
	 * checks whether a specific userID is a mitarbeiter or not (foreword declaration of the function isMitarbeiter in Mitarbeiter_model.php)
	 * @access public
	 * @param  $uid the userID used to check if it is a mitarbeiter
	 * @return boolean 
	 */
	public function isMitarbeiter($uid)
	{

		if (!$uid)
			$this->terminateWithError("No uid provided", self::ERROR_TYPE_GENERAL);


		$result = $this->MitarbeiterModel->isMitarbeiter($uid);

		if (isError($result)) {
			$this->terminateWithError("error when calling Mitarbeiter_model function isMitarbeiter with uid " . $uid, self::ERROR_TYPE_GENERAL);
		}

		$result = $this->getDataOrTerminateWithError($result);

		$this->terminateWithSuccess($result);
	}

	// -----------------------------------------------------------------------------------------------------------------
	// Private methods

	/**
	 * gets the identifier, phrase, and url for each calendar sync option
	 * @access private
	 * @return array array of arrays, where each child array is a sync option
	 */
	private function getCalendarSyncUrlData()
	{
		return [
			[
				"identifier" => "cal_dav",
				"labelPhrase" => "profil/calendar_sync_cal_dav",
				"url" => APP_ROOT . "webdav/lvplan.php/calendars/" . $this->uid . "/LVPlan-" . $this->uid,
			],
			[
				"identifier" => "cal_dav_principal",
				"labelPhrase" => "profil/calendar_sync_cal_dav_principal",
				"url" => APP_ROOT . "webdav/lvplan.php/principals/" . $this->uid,
			],
			[
				"identifier" => "i_cal",
				"labelPhrase" => "profil/calendar_sync_i_cal",
				"url" => APP_ROOT . "webdav/google.php?cal=" . encryptData($this->uid, LVPLAN_CYPHER_KEY) . "&" . microtime(true),
			],
		];
	}
}