added policy system and self LOA management

api/src/services/loaService.ts

@@ -32,7 +32,23 @@ export async function getAllLOA(page = 1, pageSize = 20): Promise<LOARequest[]>
 }
 
 export async function getUserLOA(userId: number): Promise<LOARequest[]> {
-    const result: LOARequest[] = await pool.query("SELECT * FROM leave_of_absences WHERE member_id = ?", [userId])
+    const result: LOARequest[] = await pool.query(`
+        SELECT loa.*, members.name, t.name AS type_name
+            FROM leave_of_absences AS loa
+            LEFT JOIN members ON loa.member_id = members.id
+            LEFT JOIN leave_of_absences_types AS t ON loa.type_id = t.id
+            WHERE member_id = ?         
+            ORDER BY
+                CASE
+                    WHEN loa.closed IS NULL 
+                        AND NOW() > COALESCE(loa.extended_till, loa.end_date) THEN 1
+                    WHEN loa.closed IS NULL
+                        AND NOW() BETWEEN loa.start_date AND COALESCE(loa.extended_till, loa.end_date) THEN 2
+                    WHEN loa.closed IS NULL AND NOW() < loa.start_date THEN 3
+                    WHEN loa.closed IS NOT NULL THEN 4
+                END,
+                loa.start_date DESC
+            `, [userId])
     return result;
 }
 
@@ -67,7 +83,7 @@ export async function closeLOA(id: number, closer: number) {
 export async function getLOAbyID(id: number): Promise<LOARequest> {
     let res = await pool.query(`SELECT * FROM leave_of_absences WHERE id = ?`, [id]);
     console.log(res);
-    if (res.length == 1)
+    if (res.length != 1)
         throw new Error(`LOA with id ${id} not found`);
     return res[0];
 }