API endpoint for getting latest lottery.

api/controllers/lotteryController.js

@@ -139,6 +139,26 @@ const allLotteries = (req, res) => {
     });
 };
 
+const latestLottery = (req, res) => {
+  return lotteryRepository
+    .latestLottery()
+    .then(lottery =>
+      res.send({
+        lottery,
+        message: "Latest lottery.",
+        success: true
+      })
+    )
+    .catch(error => {
+      const { statusCode, message } = error;
+
+      return res.status(statusCode || 500).send({
+        message: message || "Unexpected error occured while fetching all lotteries.",
+        success: false
+      });
+    });
+};
+
 function verifyLotteryPayload(raffles, stolen, wines) {
   return new Promise((resolve, reject) => {
     if (raffles == undefined || !raffles instanceof Array) {
@@ -188,5 +208,6 @@ module.exports = {
   drawWinner,
   archiveLottery,
   lotteryByDate,
-  allLotteries
+  allLotteries,
+  latestLottery
 };

api/lottery.js

@@ -130,6 +130,10 @@ const allLotteriesIncludingWinners = async (sort = "asc", yearFilter = undefined
   });
 };
 
+const latestLottery = async () => {
+  return Lottery.findOne().sort({ date: -1 });
+};
+
 const drawWinner = async () => {
   let allContestants = await Attendee.find({ winner: false });
 
@@ -259,5 +263,6 @@ module.exports = {
   archive,
   lotteryByDate,
   allLotteries,
-  allLotteriesIncludingWinners
+  allLotteriesIncludingWinners,
+  latestLottery
 };

api/router.js

@@ -71,6 +71,7 @@ router.delete("/lottery/winner/:id", mustBeAuthenticated, winnerController.delet
 
 router.get("/lottery/draw", mustBeAuthenticated, lotteryController.drawWinner);
 router.post("/lottery/archive", mustBeAuthenticated, lotteryController.archiveLottery);
+router.get("/lottery/latest", lotteryController.latestLottery);
 router.get("/lottery/:epoch", lotteryController.lotteryByDate);
 router.get("/lotteries/", lotteryController.allLotteries);