added pagination support for member LOA history

api/src/routes/loa.ts

@@ -56,9 +56,13 @@ router.get("/me", async (req: Request, res: Response) => {
 
 //get my LOA history
 router.get("/history", async (req: Request, res: Response) => {
-    const user = req.user.id;
     try {
-        const result = await getUserLOA(user);
+        const user = req.user.id;
+
+        const page = Number(req.query.page) || undefined;
+        const pageSize = Number(req.query.pageSize) || undefined;
+
+        const result = await getUserLOA(user, page, pageSize);
         res.status(200).json(result)
     } catch (error) {
         console.error(error);

api/src/services/loaService.ts

@@ -36,7 +36,10 @@ export async function getAllLOA(page = 1, pageSize = 10): Promise<PagedData<LOAR
     return output;
 }
 
-export async function getUserLOA(userId: number): Promise<LOARequest[]> {
+export async function getUserLOA(userId: number, page = 1, pageSize = 10): Promise<PagedData<LOARequest>> {
+
+    const offset = (page - 1) * pageSize;
+
     const result: LOARequest[] = await pool.query(`
         SELECT loa.*, members.name, t.name AS type_name
             FROM leave_of_absences AS loa
@@ -53,8 +56,12 @@ export async function getUserLOA(userId: number): Promise<LOARequest[]> {
                     WHEN loa.closed IS NOT NULL THEN 4
                 END,
                 loa.start_date DESC
-            `, [userId])
-    return result;
+                LIMIT ? OFFSET ?;`, [userId, pageSize, offset])
+
+    let loaCount = Number((await pool.query(`SELECT COUNT(*) as count FROM leave_of_absences WHERE member_id = ?;`, [userId]))[0].count);
+    let pageCount = loaCount / pageSize;
+    let output: PagedData<LOARequest> = { data: result, pagination: { page: page, pageSize: pageSize, total: loaCount, totalPages: pageCount } }
+    return output;
 }
 
 export async function getUserActiveLOA(userId: number): Promise<LOARequest[]> {