<?php
/*-----------引入檔案區--------------*/
include_once "header.php";
$xoopsOption['template_main'] = "tad_signup_index.tpl";
include_once XOOPS_ROOT_PATH . "/header.php";

/*-----------function區--------------*/

//顯示預設頁面內容
function list_actions()
{
    global $xoopsTpl, $xoopsDB, $isAdmin;

    $tbl=$xoopsDB->prefix('actions');

    $where=$isAdmin?'':"WHERE `enable` = '1'";

    $sql="SELECT * FROM `{$tbl}` $where ORDER BY `end_date` DESC";
    
    //getPageBar($原sql語法, 每頁顯示幾筆資料, 最多顯示幾個頁數選項);
    $PageBar = getPageBar($sql, 5, 10);
    $bar     = $PageBar['bar'];
    $sql     = $PageBar['sql'];
    $total   = $PageBar['total'];
    $xoopsTpl->assign('bar', $bar);
    $xoopsTpl->assign('total', $total);

    $result = $xoopsDB->query($sql) or web_error($sql);
    //取回資料
    $actions=[];
    $myts              = MyTextSanitizer::getInstance();
    while($action=$xoopsDB->fetchArray($result)){
        $action['title']   = $myts->htmlSpecialChars($action['title']);
        $action['content'] = $myts->displayTarea($action['content'], 1, 1, 1, 1, 0);    
        $action['overdue'] = time() > strtotime($action['end_date'])?1:0;
        $actions[]=$action;
    }

    $xoopsTpl->assign('actions', $actions);

    include_once XOOPS_ROOT_PATH . "/modules/tadtools/sweet_alert.php";
    $sweet_alert = new sweet_alert();
    if($isAdmin){
        $sweet_alert->render("delete_action", "admin/main.php?op=delete_action&action_id=", 'action_id');
    }
    $sweet_alert->render("delete_signup", "index.php?op=delete_signup&action_id=", 'action_id', "確定要取消嗎？" , "取消後就不能參加活動囉！" , "是！含淚取消！");
    
}

//顯示預設頁面內容
function show_action($action_id)
{
    global $xoopsTpl, $xoopsDB;

    $tbl=$xoopsDB->prefix('actions');

    $sql="SELECT * FROM `{$tbl}` WHERE `action_id` = '{$action_id}' and `enable` = '1'";
    //送至資料庫
    $result = $xoopsDB->query($sql) or web_error($sql);
    //取回資料
    $action=$xoopsDB->fetchArray($result);

    $myts              = MyTextSanitizer::getInstance();
    $action['title']   = $myts->htmlSpecialChars($action['title']);
    $action['content'] = $myts->displayTarea($action['content'], 1, 1, 1, 1, 0);

    $xoopsTpl->assign('action', $action);
}


function signup($action_id){

    global $xoopsDB, $xoopsUser;

    $uid=$xoopsUser->uid();
    // $signup_date=date("Y-m-d H:i:s");

    //寫SQL
    $tbl=$xoopsDB->prefix('signups');
    $sql = "INSERT INTO `$tbl`
    ( `uid`, `action_id`, `signup_date`)
    VALUES ('{$uid}', '{$action_id}', NOW())";
    
    //送至資料庫
    $xoopsDB->queryF($sql) or web_error($sql);
    //報名後，將現在的活動編號，加入「已報名活動陣列中」
    $_SESSION['uid_signup'][]=$action_id;
}


function delete_signup($action_id){
    global $xoopsDB, $xoopsUser;

    $uid=$xoopsUser->uid();

    //寫SQL
    $tbl=$xoopsDB->prefix('signups');
    $sql = "DELETE FROM `$tbl` WHERE `action_id` = '{$action_id}' and `uid` = '{$uid}'";
    $xoopsDB->queryF($sql) or web_error($sql);

    $_SESSION['uid_signup']=array_diff($_SESSION['uid_signup'],$action_id);
}

/*-----------執行動作判斷區----------*/
include_once $GLOBALS['xoops']->path('/modules/system/include/functions.php');
$op = system_CleanVars($_REQUEST, 'op', '', 'string');
$action_id = system_CleanVars($_REQUEST, 'action_id', 0, 'int');

switch ($op) {

    case "signup":
    signup($action_id);
    header("location:{$_SERVER['PHP_SELF']}?action_id=$action_id");
    exit;

    case "delete_signup":
    delete_signup($action_id);
    header("location:{$_SERVER['PHP_SELF']}?action_id=$action_id");
    exit;


    default:
        if($action_id){
            show_action($action_id); 
            $op='show_action';
        }else{
            list_actions();
            $op='list_actions';
        }
        break;
}

/*-----------秀出結果區--------------*/
$xoopsTpl->assign('op', $op);
$xoopsTpl->assign("toolbar", toolbar_bootstrap($interface_menu));
$xoopsTpl->assign('isAdmin', $isAdmin);
include_once XOOPS_ROOT_PATH . '/footer.php';