Restructured services to support more... services

2025-12-31 09:51:31 -05:00
parent c02e4e2851
commit 0e6a3c4a01
17 changed files with 58 additions and 34 deletions
--- a/api/src/services/db/loaService.ts
+++ b/api/src/services/db/loaService.ts
@@ -0,0 +1,109 @@
+import { toDateTime } from "@app/shared/utils/time";
+import pool from "../../db";
+import { LOARequest, LOAType } from '@app/shared/types/loa'
+import { PagedData } from '@app/shared/types/pagination'
+
+export async function getLoaTypes(): Promise<LOAType[]> {
+    return await pool.query('SELECT * FROM leave_of_absences_types;');
+}
+
+export async function getAllLOA(page = 1, pageSize = 10): Promise<PagedData<LOARequest>> {
+    const offset = (page - 1) * pageSize;
+
+    const sql = `
+        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
+        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
+        LIMIT ? OFFSET ?;
+    `;
+    let loaList: LOARequest[] = await pool.query(sql, [pageSize, offset]) as LOARequest[];
+
+    let loaCount = Number((await pool.query(`SELECT COUNT(*) as count FROM leave_of_absences;`))[0].count);
+    let pageCount = loaCount / pageSize;
+
+    let output: PagedData<LOARequest> = { data: loaList, pagination: { page: page, pageSize: pageSize, total: loaCount, totalPages: pageCount } }
+    return output;
+}
+
+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
+            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
+                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[]> {
+    const sql = `SELECT *
+            FROM leave_of_absences
+            WHERE member_id = ?
+            AND closed IS NULL
+            AND UTC_TIMESTAMP() BETWEEN start_date AND end_date;`
+    const LOAData = await pool.query(sql, [userId]);
+    return LOAData;
+}
+
+export async function createNewLOA(data: LOARequest) {
+    const sql = `INSERT INTO leave_of_absences 
+                (member_id, filed_date, start_date, end_date, type_id, reason) 
+             VALUES (?, ?, ?, ?, ?, ?)`;
+    await pool.query(sql, [data.member_id, toDateTime(data.filed_date), toDateTime(data.start_date), toDateTime(data.end_date), data.type_id, data.reason])
+    return;
+}
+
+export async function closeLOA(id: number, closer: number) {
+    const sql = `UPDATE leave_of_absences
+                SET closed = 1,
+                closed_by = ?,
+                ended_at = NOW()
+                WHERE leave_of_absences.id = ?`;
+    let out = await pool.query(sql, [closer, id]);
+    return out;
+}
+
+export async function getLOAbyID(id: number): Promise<LOARequest> {
+    let res = await pool.query(`SELECT * FROM leave_of_absences WHERE id = ?`, [id]);
+    if (res.length != 1)
+        throw new Error(`LOA with id ${id} not found`);
+    return res[0];
+}
+
+export async function setLOAExtension(id: number, extendTo: Date) {
+    let res = await pool.query(`UPDATE leave_of_absences
+                                    SET extended_till = ?
+                                    WHERE leave_of_absences.id = ? `, [toDateTime(extendTo), id]);
+    if (res.affectedRows != 1)
+        throw new Error(`Could not extend LOA`);
+    return res[0];
+}