From f23f580a25c0a7c777cff9beb38eba153518de6a Mon Sep 17 00:00:00 2001
From: "Engelbart Kai Sven (PEA4-Fe)" <KaiSven.Engelbart@de.bosch.com>
Date: Thu, 25 Feb 2021 11:33:14 +0100
Subject: [PATCH] Add simple prediction comparison

---
 src/models/prediction.ts | 5 ++++-
 src/routes/prediction.ts | 6 ++++++
 2 files changed, 10 insertions(+), 1 deletion(-)

diff --git a/src/models/prediction.ts b/src/models/prediction.ts
index 50cad46..dfd2b07 100644
--- a/src/models/prediction.ts
+++ b/src/models/prediction.ts
@@ -2,7 +2,10 @@ import mongoose from 'mongoose';
 
 
 const PredictionSchema = new mongoose.Schema({
-	name: String,
+	name: {
+		type: String,
+		unique: true
+	},
 	value: Number
 });
 
diff --git a/src/routes/prediction.ts b/src/routes/prediction.ts
index c45db7c..fc50d04 100644
--- a/src/routes/prediction.ts
+++ b/src/routes/prediction.ts
@@ -16,5 +16,11 @@ router.post('/prediction/new', (req, res, next) => {
 	});
 });
 
+router.post('/prediction/compare', async (req, res, next) => {
+	const valA = (await PredictionModel.findOne({ name: req.body.nameA })).value;
+	const valB = (await PredictionModel.findOne({ name: req.body.nameB })).value;
+	res.json(valB - valA);
+});
+
 
 module.exports = router;