More functionality in factorioServer and added unit tests

node_modules/_app/factorioServer/index.js

@@ -11,14 +11,23 @@ This class has the responsiblity of :
 */
 
 const fs = require("fs");
+const child_process = require("child_process");
 
-class factorioServer {
+const mkdirp = require("mkdirp");
+
+const fileOps = require("_app/fileOps");
+
+module.exports = class factorioServer {
 	constructor({
-		factorioDirectory = "./../../factorio",
-		instanceDirectory = "./../../instances/data",
+		factorioDirectory = "factorio",
+		instanceDirectory = "instances/data",
 		instanceName = "Default server name",
 		factorioPort = Math.floor(Math.random() * 65535),
-		serversettings = {}
+		serversettings = {},
+		onProgress = function(type, a, b, c){
+			if(type == "progress") console.log("Progress: ",a," of ",b," unit: ",c);
+			if(type == "log") console.log(a);
+		},
 	} = {}){
 		this.factorioDirectory = factorioDirectory;
 		this.instanceDirectory = instanceDirectory;
@@ -40,18 +49,22 @@ class factorioServer {
 			"autosave_slots": 5,
 			"afk_autokick_interval": 0,
 			"auto_pause": false,
-		}, serversettings)
-		
-		// ensure instance exists
-		initialize();
+		}, serversettings);
+		this.onProgress = (type, a, b, c) => {
+			if(typeof onProgress == "function") onProgress(type, a, b, c);
+		};
 	}
 	async initialize(){
-		if(!isValidInstance()){
-			await createInstance();
+		if(!await this.isValidInstance()){
+			await this.createInstance();
 		}
-		
+		return true;
 	}
 	async createInstance(path = this.instanceDirectory){
+		if(await this.isValidInstance(path)){
+			throw new Error("Instance already exists!");
+		}
+		
 		// create folders
 		let folders = [
 			"/script-output/",
@@ -59,7 +72,7 @@ class factorioServer {
 			"/mods/",
 			"/instanceMods/",
 		];
-		fs.mkdirSync(path)
+		mkdirp.sync(path);
 		folders.forEach(folder => fs.mkdirSync(path + folder));
 		
 		// create files
@@ -67,14 +80,17 @@ class factorioServer {
 			{name: "/script-output/output.txt", content: ""},
 			{name: "/script-output/orders.txt", content: ""},
 			{name: "/script-output/txbuffer.txt", content: ""},
-			{name: "/config.ini", content: "[path]\r\n\ read-data=__PATH__executable__/../../data\r\n\ write-data=__PATH__executable__/../../../instances/" + instance + "\r\n\ "},
+			{name: "/config.ini", content: "[path]\r\n\ read-data=__PATH__executable__/../../data\r\n\ write-data=__PATH__executable__/../../../" + this.instanceDirectory + "\r\n\ "},
 			{name: "/config.json", content: JSON.stringify({
 				factorioPort: this.factorioPort,
 				clientPassword: Math.random().toString(36).replace(/[^a-z]+/g, '').substr(0, 8),
 			}, null, 4)},
-			{name: "/server-settings.json", content: JSON.stringify(this.serversettings)},
+			{name: "/server-settings.json", content: JSON.stringify(this.serversettings, null, 4)},
 		];
-		files.forEach(file => fs.writeFile(path + file.name, file.content, doneWritingHandler));
+		files.forEach(file => {
+			fs.writeFile(path + file.name, file.content, doneWritingHandler);
+			// console.log("Created: ",path+file.name);
+		});
 		
 		let filesToWrite = files.length;
 		function doneWritingHandler(){
@@ -83,17 +99,38 @@ class factorioServer {
 			}
 		}
 	}
-	isValidInstance(path = this.instanceDirectory){
-		if(fs.existsSync(instancedirectory)){
+	async deleteInstance(path = this.instanceDirectory){
+		if(await this.isValidInstance(path)){
+			await fileOps.deleteFolderRecursive(path);
 			return true;
 		} else {
 			return false;
 		}
 	}
+	isValidInstance(path = this.instanceDirectory){
+		return new Promise((resolve, reject) => {
+			fs.stat(path, (err, stat) => {
+				if(err){
+					// console.log(err)
+					resolve(false);
+				} else {
+					// console.log(stat)
+					resolve(true);
+				}
+			});
+		});
+	}
 	async createMap(name = "map.zip"){
-		if(!this.isValidInstance()){
+		if(!await this.isValidInstance()){
 			await createInstance();
 		}
-		
+		this.onProgress("log", "Starting map creation");
+		child_process.spawnSync(
+			'./'+this.factorioDirectory + '/bin/x64/factorio', [
+				'-c', this.instanceDirectory + '/config.ini',
+				'--create', this.instanceDirectory + '/saves/'+name,
+			]
+		);
+		this.onProgress("log", "Map created");
 	}
 }