<?php
require_once __DIR__ . '/../helpers.php';
runAuth();

try {
    $data = readJsonBody();
    $businessID = (int) ($data['BusinessID'] ?? 0);

    if ($businessID === 0) {
        apiAbort(['OK' => false, 'ERROR' => 'missing_business', 'MESSAGE' => 'BusinessID is required.']);
    }

    $rows = queryTimed("
        SELECT t.ID AS TaskID, t.Title, t.CompletedOn, t.ClaimedByUserID, t.OrderID,
               u.FirstName AS WorkerFirstName, u.LastName AS WorkerLastName,
               cu.FirstName AS CustomerFirstName, cu.LastName AS CustomerLastName,
               sp.Name AS ServicePointName,
               (SELECT COUNT(*) FROM TaskRatings r
                WHERE r.TaskID = t.ID AND r.Direction = 'admin_rates_worker') AS HasAdminRating
        FROM Tasks t
        INNER JOIN Users u ON u.ID = t.ClaimedByUserID
        LEFT JOIN Orders o ON o.ID = t.OrderID
        LEFT JOIN Users cu ON cu.ID = o.UserID
        LEFT JOIN ServicePoints sp ON sp.ID = o.ServicePointID
        WHERE t.BusinessID = ?
          AND t.CompletedOn IS NOT NULL
          AND t.CompletedOn > DATE_SUB(NOW(), INTERVAL 7 DAY)
          AND t.ClaimedByUserID > 0
        HAVING HasAdminRating = 0
        ORDER BY t.CompletedOn DESC
        LIMIT 50
    ", [$businessID]);

    $tasks = [];
    foreach ($rows as $r) {
        $taskTitle = $r['Title'] ?? '';
        if ($taskTitle === '' && (int) ($r['OrderID'] ?? 0) > 0) $taskTitle = 'Order #' . $r['OrderID'];
        if ($taskTitle === '') $taskTitle = 'Task #' . $r['TaskID'];

        $tasks[] = [
            'TaskID' => (int) $r['TaskID'],
            'Title' => $taskTitle,
            'CompletedOn' => $r['CompletedOn'],
            'WorkerUserID' => (int) $r['ClaimedByUserID'],
            'WorkerName' => trim(($r['WorkerFirstName'] ?? '') . ' ' . ($r['WorkerLastName'] ?? '')),
            'CustomerName' => !empty($r['CustomerFirstName'])
                ? trim($r['CustomerFirstName'] . ' ' . ($r['CustomerLastName'] ?? ''))
                : '',
            'Name' => $r['ServicePointName'] ?? '',
            'OrderID' => (int) ($r['OrderID'] ?? 0),
        ];
    }

    jsonResponse(['OK' => true, 'TASKS' => $tasks]);

} catch (Exception $e) {
    jsonResponse(['OK' => false, 'ERROR' => 'server_error', 'MESSAGE' => 'Error loading tasks', 'DETAIL' => $e->getMessage()]);
}