started database related things

package.json

   "main": "index.js",
   "scripts": {
     "test": "echo \"Error: no test specified\" && exit 1",
-    "start": "node index.js"
+    "start": "node index.js",
+    "setup": "node scripts/setup.js",
+    "reset": "node scripts/reset.js"
   },
   "author": {
     "name": "Martin Dørum Nygaard",

scripts/reset.js

+var fs = require("fs");
+var pg = require("pg");	
+
+var conf = JSON.parse(fs.readFileSync("./conf.json"));
+
+var sql = fs.readFileSync("sql/reset.sql", "utf8");
+
+var client = new pg.Client(
+	"postgres://"+
+	conf.db.user+":"+
+	conf.db.pass+"@"+
+	conf.db.host+"/"+
+	conf.db.database
+);
+
+client.connect(function(err) {
+	if (err) {
+		return console.log("Couldn't connect: "+err);
+		process.exit();
+	}
+
+	client.query(sql, function(err, res) {
+		if (err) {
+			console.log("Error running query: "+err);
+		} else {
+			console.log("Database reset.");
+		}
+		process.exit();
+	});
+});

scripts/setup.js

+var fs = require("fs");
+var pg = require("pg");	
+
+var conf = JSON.parse(fs.readFileSync("./conf.json"));
+
+var sql = fs.readFileSync("sql/setup.sql", "utf8");
+
+var client = new pg.Client(
+	"postgres://"+
+	conf.db.user+":"+
+	conf.db.pass+"@"+
+	conf.db.host+"/"+
+	conf.db.database
+);
+
+client.connect(function(err) {
+	if (err) {
+		console.log("Couldn't connect: "+err);
+		console.log("Make sure that the database exists.");
+		process.exit();
+	}
+
+	client.query(sql, function(err, res) {
+		if (err) {
+			console.log("Error running query: "+err);
+			console.log("Make sure that the database is empty.");
+		} else {
+			console.log("Database set up.");
+		}
+		process.exit();
+	});
+});

sql/reset.sql

+DROP TABLE IF EXISTS users CASCADE;
+DROP TABLE IF EXISTS collections CASCADE;
+DROP TABLE IF EXISTS images CASCADE;

sql/setup.sql

 	username VARCHAR(64) UNIQUE NOT NULL,
 	pass_hash CHAR(128) NOT NULL,
 	date_created TIMESTAMP WITHOUT TIME ZONE NOT NULL DEFAULT NOW()
-)
+);
 
 CREATE TABLE collections (
 	id SERIAL PRIMARY KEY,
 	name VARCHAR(64),
 
 	user_id INTEGER NOT NULL REFERENCES users(id) ON DELETE CASCADE
-)
+);
 
 CREATE TABLE images (
 	id SERIAL PRIMARY KEY,
 	extension VARCHAR(16) NOT NULL,
 
 	collection_id INTEGER NOT NULL REFERENCES collections(id) ON DELETE CASCADE
-)
+);