feat: Add API endpoint to retrieve time worked by technicians on tickets with filtering by date and technician.

api/v1/technicians/time.php

@@ -0,0 +1,73 @@
+<?php
+
+/*
+ * API - technicians/time.php
+ * Returns time worked by technicians on tickets
+ * 
+ * GET Parameters:
+ *   api_key (required) - API key for authentication
+ *   year (optional) - Filter by year (default: current year)
+ *   month (optional) - Filter by month 1-12 (default: current month)
+ *   technician_id (optional) - Filter by specific technician user ID
+ *   limit (optional) - Number of results to return (default: 50)
+ *   offset (optional) - Offset for pagination (default: 0)
+ */
+
+require_once '../validate_api_key.php';
+require_once '../require_get_method.php';
+
+// Get filter parameters
+$year = isset($_GET['year']) ? intval($_GET['year']) : intval(date('Y'));
+$month = isset($_GET['month']) ? intval($_GET['month']) : null;
+
+// Validate month if provided
+if ($month !== null && ($month < 1 || $month > 12)) {
+    $return_arr['success'] = "False";
+    $return_arr['message'] = "Invalid month parameter. Must be between 1 and 12.";
+    echo json_encode($return_arr);
+    exit();
+}
+
+// Optional technician filter
+$technician_id = isset($_GET['technician_id']) ? intval($_GET['technician_id']) : null;
+
+// Build WHERE conditions for date filtering
+$date_conditions = "YEAR(tr.ticket_reply_created_at) = $year";
+if ($month !== null) {
+    $date_conditions .= " AND MONTH(tr.ticket_reply_created_at) = $month";
+}
+
+// Build technician filter
+$technician_condition = "";
+if ($technician_id !== null) {
+    $technician_condition = "AND tr.ticket_reply_by = $technician_id";
+}
+
+// Query to get time worked per ticket reply, grouped by technician
+$sql = mysqli_query(
+    $mysqli,
+    "SELECT 
+        t.ticket_id,
+        CONCAT(t.ticket_prefix, t.ticket_number) AS ticket_number,
+        t.ticket_subject,
+        c.client_id,
+        c.client_name AS company,
+        u.user_id AS technician_id,
+        u.user_name AS technician,
+        SEC_TO_TIME(SUM(TIME_TO_SEC(tr.ticket_reply_time_worked))) AS time_worked
+    FROM ticket_replies tr
+    INNER JOIN tickets t ON t.ticket_id = tr.ticket_reply_ticket_id
+    INNER JOIN clients c ON c.client_id = t.ticket_client_id
+    INNER JOIN users u ON u.user_id = tr.ticket_reply_by
+    WHERE tr.ticket_reply_time_worked IS NOT NULL
+        AND tr.ticket_reply_time_worked != '00:00:00'
+        AND $date_conditions
+        AND t.ticket_client_id LIKE '$client_id'
+        $technician_condition
+    GROUP BY t.ticket_id, u.user_id
+    ORDER BY c.client_name ASC, t.ticket_number ASC, u.user_name ASC
+    LIMIT $limit OFFSET $offset"
+);
+
+// Output
+require_once "../read_output.php";