<?php
/* Copyright (C) 2019       Thibault FOUCART        <support@ptibogxiv.net>
 * Copyright (C) 2019       Laurent Destailleur     <eldy@users.sourceforge.net>
 *
 * 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/>.
 */

 use Luracast\Restler\RestException;

 require_once DOL_DOCUMENT_ROOT.'/don/class/don.class.php';

/**
 * API class for donations
 *
 * @access protected
 * @class  DolibarrApiAccess {@requires user,external}
 */
class Donations extends DolibarrApi
{

    /**
     * @var array   $FIELDS     Mandatory fields, checked when create and update object
     */
    static $FIELDS = array(
        'socid'
    );

    /**
     * @var Don $don {@type Don}
     */
    public $don;

    /**
     * Constructor
     */
    public function __construct()
    {
        global $db, $conf;
        $this->db = $db;
        $this->don = new Don($this->db);
    }

    /**
     * Get properties of an donation object
     *
     * Return an array with donation informations
     *
     * @param       int         $id         ID of order
     * @return 	array|mixed data without useless information
     *
     * @throws 	RestException
     */
    public function get($id)
    {
		if (!DolibarrApiAccess::$user->rights->don->lire) {
			throw new RestException(401);
		}

        $result = $this->don->fetch($id);
        if (!$result) {
            throw new RestException(404, 'Donation not found');
        }

		if (!DolibarrApi::_checkAccessToResource('don', $this->don->id)) {
			throw new RestException(401, 'Access not allowed for login '.DolibarrApiAccess::$user->login);
		}

		// Add external contacts ids
		//$this->don->contacts_ids = $this->don->liste_contact(-1,'external',1);
		//$this->don->fetchObjectLinked();
		return $this->_cleanObjectDatas($this->don);
	}



    /**
     * List donations
     *
     * Get a list of donations
     *
     * @param string    $sortfield          Sort field
     * @param string    $sortorder          Sort order
     * @param int       $limit              Limit for list
     * @param int       $page               Page number
     * @param string    $thirdparty_ids     Thirdparty ids to filter orders of (example '1' or '1,2,3') {@pattern /^[0-9,]*$/i}
     * @param string    $sqlfilters         Other criteria to filter answers separated by a comma. Syntax example "(t.ref:like:'SO-%') and (t.date_creation:<:'20160101')"
     * @return  array                       Array of order objects
     *
     * @throws RestException
     */
    public function index($sortfield = "t.rowid", $sortorder = 'ASC', $limit = 100, $page = 0, $thirdparty_ids = '', $sqlfilters = '')
    {
        global $db, $conf;

        $obj_ret = array();

        // case of external user, $thirdparty_ids param is ignored and replaced by user's socid
        $socids = DolibarrApiAccess::$user->socid ? DolibarrApiAccess::$user->socid : $thirdparty_ids;

        $sql = "SELECT t.rowid";
        if ((!DolibarrApiAccess::$user->rights->societe->client->voir && !$socids)) $sql .= ", sc.fk_soc, sc.fk_user"; // We need these fields in order to filter by sale (including the case where the user can only see his prospects)
        $sql .= " FROM ".MAIN_DB_PREFIX."don as t";

        $sql .= ' WHERE t.entity IN ('.getEntity('don').')';
        if ((!DolibarrApiAccess::$user->rights->societe->client->voir && !$socids)) $sql .= " AND t.fk_soc = sc.fk_soc";
        if ($thirdparty_ids) $sql .= " AND t.fk_soc = ".$thirdparty_ids." ";

        // Add sql filters
        if ($sqlfilters)
        {
            if (!DolibarrApi::_checkFilters($sqlfilters))
            {
                throw new RestException(503, 'Error when validating parameter sqlfilters '.$sqlfilters);
            }
	        $regexstring = '\(([^:\'\(\)]+:[^:\'\(\)]+:[^:\(\)]+)\)';
            $sql .= " AND (".preg_replace_callback('/'.$regexstring.'/', 'DolibarrApi::_forge_criteria_callback', $sqlfilters).")";
        }

        $sql .= $db->order($sortfield, $sortorder);
        if ($limit) {
            if ($page < 0)
            {
                $page = 0;
            }
            $offset = $limit * $page;

            $sql .= $db->plimit($limit + 1, $offset);
        }

        dol_syslog("API Rest request");
        $result = $db->query($sql);

        if ($result)
        {
            $num = $db->num_rows($result);
            $min = min($num, ($limit <= 0 ? $num : $limit));
            $i = 0;
            while ($i < $min)
            {
                $obj = $db->fetch_object($result);
                $don_static = new Don($db);
                if ($don_static->fetch($obj->rowid)) {
                    // Add external contacts ids
                    //$don_static->contacts_ids = $don_static->liste_contact(-1, 'external', 1);
                    $obj_ret[] = $this->_cleanObjectDatas($don_static);
                }
                $i++;
            }
        }
        else {
            throw new RestException(503, 'Error when retrieve donation list : '.$db->lasterror());
        }
        if (!count($obj_ret)) {
            throw new RestException(404, 'No donation found');
        }

		return $obj_ret;
    }

    /**
     * Create donation object
     *
     * @param   array   $request_data   Request data
     * @return  int     ID of order
     */
    public function post($request_data = null)
    {
        if (!DolibarrApiAccess::$user->rights->don->creer) {
            throw new RestException(401, "Insuffisant rights");
        }
        // Check mandatory fields
        $result = $this->_validate($request_data);

        foreach ($request_data as $field => $value) {
            $this->don->$field = $value;
        }
        /*if (isset($request_data["lines"])) {
          $lines = array();
          foreach ($request_data["lines"] as $line) {
            array_push($lines, (object) $line);
          }
          $this->don->lines = $lines;
        }*/

        if ($this->don->create(DolibarrApiAccess::$user) < 0) {
            throw new RestException(500, "Error creating order", array_merge(array($this->don->error), $this->don->errors));
        }

        return $this->don->id;
    }

    /**
     * Update order general fields (won't touch lines of order)
     *
     * @param int   $id             Id of order to update
     * @param array $request_data   Datas
     *
     * @return int
     */
    public function put($id, $request_data = null)
    {
        if (!DolibarrApiAccess::$user->rights->don->creer) {
			throw new RestException(401);
		}

        $result = $this->don->fetch($id);
        if (!$result) {
            throw new RestException(404, 'Donation not found');
        }

		if (!DolibarrApi::_checkAccessToResource('donation', $this->don->id)) {
			throw new RestException(401, 'Access not allowed for login '.DolibarrApiAccess::$user->login);
		}
        foreach ($request_data as $field => $value) {
            if ($field == 'id') continue;
            $this->don->$field = $value;
        }

        if ($this->don->update(DolibarrApiAccess::$user) > 0)
        {
            return $this->get($id);
        }
        else
        {
        	throw new RestException(500, $this->don->error);
        }
    }

    /**
     * Delete donation
     *
     * @param   int     $id         Order ID
     * @return  array
     */
    public function delete($id)
    {
        if (!DolibarrApiAccess::$user->rights->don->supprimer) {
			throw new RestException(401);
		}
        $result = $this->don->fetch($id);
        if (!$result) {
            throw new RestException(404, 'Donation not found');
        }

		if (!DolibarrApi::_checkAccessToResource('donation', $this->don->id)) {
			throw new RestException(401, 'Access not allowed for login '.DolibarrApiAccess::$user->login);
		}

        if (!$this->don->delete(DolibarrApiAccess::$user)) {
            throw new RestException(500, 'Error when delete donation : '.$this->don->error);
        }

        return array(
            'success' => array(
                'code' => 200,
                'message' => 'Donation deleted'
            )
        );
    }

    /**
     * Validate an donation
     *
	 * If you get a bad value for param notrigger check, provide this in body
     * {
     *   "idwarehouse": 0,
     *   "notrigger": 0
     * }
     *
     * @param   int $id             Order ID
     * @param   int $idwarehouse    Warehouse ID
     * @param   int $notrigger      1=Does not execute triggers, 0= execute triggers
     *
     * @url POST    {id}/validate
     *
	 * @throws RestException 304
     * @throws RestException 401
     * @throws RestException 404
     * @throws RestException 500
     *
     * @return  array
     */
    public function validate($id, $idwarehouse = 0, $notrigger = 0)
    {
        if (!DolibarrApiAccess::$user->rights->don->creer) {
			throw new RestException(401);
		}
        $result = $this->don->fetch($id);
        if (!$result) {
            throw new RestException(404, 'Donation not found');
        }

		if (!DolibarrApi::_checkAccessToResource('don', $this->don->id)) {
			throw new RestException(401, 'Access not allowed for login '.DolibarrApiAccess::$user->login);
		}

		$result = $this->don->valid(DolibarrApiAccess::$user, $idwarehouse, $notrigger);
		if ($result == 0) {
		    throw new RestException(304, 'Error nothing done. May be object is already validated');
		}
		if ($result < 0) {
		    throw new RestException(500, 'Error when validating Order: '.$this->don->error);
		}
        $result = $this->don->fetch($id);
        if (!$result) {
            throw new RestException(404, 'Order not found');
        }

        if (!DolibarrApi::_checkAccessToResource('don', $this->don->id)) {
            throw new RestException(401, 'Access not allowed for login '.DolibarrApiAccess::$user->login);
        }

        $this->don->fetchObjectLinked();

        return $this->_cleanObjectDatas($this->don);
    }

    // phpcs:disable PEAR.NamingConventions.ValidFunctionName.PublicUnderscore
    /**
     * Clean sensible object datas
     *
     * @param   object  $object    Object to clean
     * @return    array    Array of cleaned object properties
     */
    protected function _cleanObjectDatas($object)
    {
        // phpcs:enable
        $object = parent::_cleanObjectDatas($object);

        unset($object->note);
        unset($object->address);
        unset($object->barcode_type);
        unset($object->barcode_type_code);
        unset($object->barcode_type_label);
        unset($object->barcode_type_coder);

        return $object;
    }

    /**
     * Validate fields before create or update object
     *
     * @param   array           $data   Array with data to verify
     * @return  array
     * @throws  RestException
     */
    private function _validate($data)
    {
        $don = array();
        foreach (Orders::$FIELDS as $field) {
            if (!isset($data[$field]))
                throw new RestException(400, $field." field missing");
            $don[$field] = $data[$field];
        }
        return $don;
    }
}
