<?php

/*
 * SCROTT 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 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.
 *
 * For more information, please refer to UNLICENSE
 */

require_once "class/object.class.php";
require_once "class/agent.class.php";
require_once "class/stage.class.php";

/*
 * This class models Scrott pads.  Pads are the space for projects to track
 * issues and communicate.
 */
class pad extends object
{
    /*
     * Constructor
     */
    public function __construct(?string $guid = NULL)
    {
        $this->fields['pads'] = array(
            "guid",
            "stage",
            "issueNumb",
        );

        parent::__construct($guid);
        $this->expectType("pad");
    }

    /*
     * Get an array of all pads, sorted by name
     */
    public static function getAll_ordByName() : array
    {
        $query = "SELECT guid FROM objects WHERE objtype = 'pad' ORDER BY name";
        $res = database::query($query);

        $pads = array();

        foreach ($res as $p)
            $pads[] = new pad($p['guid']);

        return $pads;
    }

    /*
     * Get an array of all pads NOT owned by a group.  These are root-level
     * pads.  Results are sorted by name.
     */
    public static function getAllNoGroup_ordByName() : array
    {
        $query = "SELECT o.guid FROM objects o JOIN objects b ON o.owner = b.guid WHERE o.objtype = 'pad' AND " .
            "b.objtype = 'user' ORDER BY o.name";
        $res = database::query($query);

        $pads = array();

        foreach ($res as $p)
            $pads[] = new pad($p['guid']);

        return $pads;
    }

    /*
     * Initialize a new pad object with the given name and owner
     */
    public static function initNew(string $name, agent $owner) : pad
    {
        $pad = new pad();
        $pad->setOwner($owner);
        $pad->name = $name;
        $pad->objtype = "pad";
        $pad->issueNumb = 0;
        $pad->saveObj();
        return $pad;
    }

    /*
     * Get an array of all stages under this pad.  The array is in
     * proper sequential order.
     */
    public function getStages() : array
    {
        $stage = new stage($this->stage);
        return $stage->getArray();
    }

    /*
     * Insert a stage object at the front of this pad's pipeline
     */
    public function insertStage(stage $stage) : void
    {
        $stage->stage = $this->stage;
        $this->stage = $stage->guid;
        $stage->saveObj();
        $this->saveObj();
    }
}

?>