Added database migrations

.vscode/launch.json

@@ -7,11 +7,20 @@
 		{
 			"type": "node",
 			"request": "launch",
-			"name": "Launch Program",
+			"name": "Run",
 			"skipFiles": [
 				"<node_internals>/**"
 			],
 			"program": "${workspaceFolder}/index.js"
+		},
+		{
+			"type": "node",
+			"request": "launch",
+			"name": "Migrations",
+			"skipFiles": [
+				"<node_internals>/**"
+			],
+			"program": "${workspaceFolder}/migrations.js"
 		}
 	]
 }

index.js

@@ -2,6 +2,8 @@ require("dotenv").config();
 const mqtt = require("mqtt");
 const express = require("express");
 
+const db = require("./db");
+
 const { Armed, Disarmed, Triggered, Arming, Disarming } = require("./state");
 
 const app = express();

migrations.js

@@ -0,0 +1,48 @@
+require("dotenv").config();
+
+const db = require("./db");
+
+db.query(`
+DROP TABLE IF EXISTS public.temperature_measurements;
+DROP TABLE IF EXISTS public.light_measurements;
+DROP TABLE IF EXISTS public.events;
+
+DROP TYPE IF EXISTS public."EventType";
+
+CREATE TYPE public."EventType" AS ENUM
+(
+    'Armed',
+    'Arming',
+    'Disarmed',
+    'Disarming',
+    'Triggered'
+);
+
+CREATE TABLE public.temperature_measurements
+(
+    id SERIAL NOT NULL PRIMARY KEY,
+    deviceId INTEGER NOT NULL,
+    value DOUBLE PRECISION NOT NULL,
+	timestamp TIMESTAMP WITH TIME ZONE NOT NULL DEFAULT NOW()
+);
+
+CREATE TABLE public.light_measurements
+(
+    id SERIAL NOT NULL PRIMARY KEY,
+    deviceId INTEGER NOT NULL,
+    value DOUBLE PRECISION NOT NULL,
+	timestamp TIMESTAMP WITH TIME ZONE NOT NULL DEFAULT NOW()
+);
+
+CREATE TABLE public.events
+(
+    id SERIAL NOT NULL PRIMARY KEY,
+    deviceId INTEGER,
+    type "EventType" NOT NULL,
+	timestamp TIMESTAMP WITH TIME ZONE NOT NULL DEFAULT NOW()
+);
+`)
+.then(()=>{
+    db.end();
+    process.exit(0);
+})