implement always locked time

packages/server/src/middlewares/TimeLockMiddleware.ts

@@ -0,0 +1,17 @@
+import { RequestHandler } from "express";
+import { getDoorSettingTimeLock } from "../util/EnvConfigUtil";
+import { IDoorStatus } from "../types/IDoorStatus";
+
+export const TimeLockVerify: RequestHandler = async (req, res, next) => {
+  const timeLock = getDoorSettingTimeLock(req.params.id);
+
+  const timeHr = (new Date()).getHours();
+
+
+  if (timeHr >= timeLock[0] || timeHr <= timeLock[1]) {
+    res.status(401).json({ status: IDoorStatus.TIME_LOCK, msg: 'Sorry! This door is locked at this hour, try again later' });
+    return;
+  }
+
+  next();
+}

packages/server/src/routers/DoorRouter.ts

@@ -4,16 +4,18 @@ import { doorStatusKey } from "../types/RedisKeys";
 import { HandleAuthMode } from "../middlewares/DoorAuthModes";
 import { getDoorSettingNumber, getDoorSettingString } from "../util/EnvConfigUtil";
 import { IDoorConfig } from "../types/IDoorConfig";
+import { TimeLockVerify } from "../middlewares/TimeLockMiddleware";
+import { IDoorStatus } from "../types/IDoorStatus";
 
 const router = express.Router();
 const client = await getRedisClient();
 
-router.get('/:id/status', async(req, res) => {
+router.get('/:id/status', TimeLockVerify, async(req, res) => {
   const isOpen = await client.get(doorStatusKey(req.params.id));
 
   if (isOpen) {
     const fingerprint = JSON.parse(isOpen);
-    res.status(200).json({ status: 'open', fingerprint });
+    res.status(200).json({ status: IDoorStatus.OPEN, fingerprint });
 
     if (getDoorSettingString(req.params.id, IDoorConfig.CLOSE_AFTER_POLL)) {
       await client.remove(doorStatusKey(req.params.id));
@@ -21,7 +23,7 @@ router.get('/:id/status', async(req, res) => {
     return;
   }
 
-  res.status(401).json({ status: 'closed' });
+  res.status(401).json({ status: IDoorStatus.CLOSED });
 });
 
 router.delete('/:id/status', async(req, res) => {

packages/server/src/types/IDoorConfig.ts

@@ -3,4 +3,5 @@ export enum IDoorConfig {
   OPEN_TIMEOUT = "OPEN_TIMEOUT",
   FIXED_PIN = "FIXED_PIN",
   CLOSE_AFTER_POLL="CLOSE_AFTER_POLL",
+  ALWAYS_LOCKED_TIME="ALWAYS_LOCKED_TIME",
 }

packages/server/src/types/IDoorStatus.ts

@@ -0,0 +1,5 @@
+export enum IDoorStatus {
+  OPEN="OPEN",
+  CLOSED="CLOSED",
+  TIME_LOCK="TIME_LOCK"
+}

packages/server/src/util/EnvConfigUtil.ts

@@ -22,3 +22,18 @@ export const getDoorSettingString = (door: string, setting: IDoorConfig): string
 export const getDoorSettingNumber = (door: string, setting: IDoorConfig): number => {
   return parseInt(getDoorSettingString(door, setting) || "0");
 };
+
+export const getDoorSettingTimeLock = (door: string): number[] => {
+  const config = getDoorSettingString(door, IDoorConfig.ALWAYS_LOCKED_TIME);
+
+  if (config) {
+    try {
+      return config.split(',').map(n => parseInt(n));
+    } catch (e) {
+      console.warn(`Config ${IDoorConfig.ALWAYS_LOCKED_TIME} for door ${door} is invalid`);
+    }
+  }
+
+  // never locked (always -1 < hr < 25)
+  return [25, -1];  
+}