<?php
/**
 * File for the run team saving action.
 *
 * Implements an action function to be called from the {@see Controller}.
 *
 * @author Iñigo Valentin <i@inigovalentin.com>
 * @license https://www.gnu.org/licenses/gpl-3.0.en.html GNU General Public License V3
 * @package SWDB
 */

/**
 * Saves a run party as a team.
 *
 * Reads the POST parameters looking for the following KEYS:
 *  player: Player ID.
 *  run: Run ID.
 *  name: New team name.
 *  description: New team description.
 *  score: New team score {@todo implement}.
 * Validates the data and creates the team in the database.
 * 
 * @return int 201 on success, HTTP erro status codes on error.
 * @category Action
 */
function action(){
    $player = filter_input(INPUT_POST, 'player');
    $run = filter_input(INPUT_POST, 'run');
    $name = filter_input(INPUT_POST, 'name');
    $description = filter_input(INPUT_POST, 'description');
    $score = intval(filter_input(INPUT_POST, 'score'));
    if ($name == null || strlen($name) == 0){
        return 400;
    }
    $s = "SELECT CASE WHEN MAX(id) IS NULL THEN 1 ELSE MAX(id) + 1 END AS id FROM team;";
    $q = get_context()->get_db()->query($s);
    $r = $q->fetchArray(SQLITE3_ASSOC);
    $team_id = $r["id"];
    $statement = get_context()->get_db()->prepare("
      SELECT
        run.area AS area,
        run.stage AS stage,
        run.difficulty AS difficulty,
        area.type AS area_type
      FROM
        run,
        area
      WHERE
        run.player = :player AND
        run.id = :run AND
        area.id = run.area AND
        run.helper = 0;
    ");
    $statement->bindValue(':player', $player, SQLITE3_TEXT);
    $statement->bindValue(':run', $run, SQLITE3_TEXT);
    $r = $statement->execute()->fetchArray(SQLITE3_ASSOC);
    if (!$r){
        return 404;
    }
    $statement = get_context()->get_db()->prepare("
      INSERT INTO team (
        player,
        id,
        name,
        description,
        area_type,
        area,
        stage,
        difficulty,
        score
      ) VALUES (
        :player,
        :id,
        :name,
        :description,
        :area_type,
        :area,
        :stage,
        :difficulty,
        :score);
      ");
    $statement->bindValue(':player', $player, SQLITE3_TEXT);
    $statement->bindValue(':id', $team_id, SQLITE3_TEXT);
    $statement->bindValue(':name', $name, SQLITE3_TEXT);
    $statement->bindValue(':description', $description, SQLITE3_TEXT);
    $statement->bindValue(':area_type', $r["area_type"], SQLITE3_TEXT);
    $statement->bindValue(':area', $r["area"], SQLITE3_TEXT);
    $statement->bindValue(':stage', $r["stage"], SQLITE3_TEXT);
    $statement->bindValue(':difficulty', $r["difficulty"], SQLITE3_TEXT);
    $statement->bindValue(':score', $score, SQLITE3_INTEGER);
    $res = $statement->execute();
    if (!$res){
        return 500;
    }
    $s = "SELECT unit FROM data.run_party WHERE run = $run AND unit IS NOT NULL;";
    $q = get_context()->get_db()->query($s);
    while ($r = $q->fetchArray(SQLITE3_ASSOC)){
        $statement = get_context()->get_db()->prepare("
          INSERT INTO data.team_unit (team, unit)
          VALUES (:team, :unit)
        ");
        $statement->bindValue(':team', $team_id, SQLITE3_TEXT);
        $statement->bindValue(':unit', $r["unit"], SQLITE3_TEXT);
        $statement->execute();
    }
    return 201;
}
?>