researchSync: Tried to avoid errors when research doesn't exist

sharedPlugins/researchSync/enableResearch.lua

@@ -0,0 +1,5 @@
+/silent-command
+if game.forces['player'].technologies['£key'] then
+	game.forces['player'].technologies['£key'].researched=true
+	game.print("researcSync enabled research: £key")
+end

sharedPlugins/researchSync/index.js

@@ -8,7 +8,8 @@ class ResearchSync {
         this.functions = this.loadFunctions();
         this.config = slaveConfig;
         this.messageInterface = messageInterface;
-
+		console.log = messageInterface;
+		
         this.research = {};
 
         messageInterface("ResearchSync enabled");
@@ -26,7 +27,7 @@ class ResearchSync {
     doSync() {
         needle.post(this.config.masterIP + ':' + this.config.masterPort + '/api/getSlavesMeta', {
             password: this.config.clientPassword,
-        }, function (err, resp, body) {
+        }, (err, resp, body) => {
             if (err) throw err;
 
             if (resp.statusCode != 200){
@@ -50,7 +51,12 @@ class ResearchSync {
 
             Object.keys(difference).forEach((key) => {
                 if (difference[key] == 1) {
-                    this.messageInterface("/c game.forces['player'].technologies['" + key + "'].researched=true");
+					let command = this.functions.enableResearch;
+					while(command.includes("£key")){
+						command = command.replace("£key", key);
+					}
+					this.messageInterface(command);
+                    // this.messageInterface("/c game.forces['player'].technologies['" + key + "'].researched=true");
                 }
             })
 
@@ -62,7 +68,7 @@ class ResearchSync {
             }, function (err, resp) {
                 // success?
             });
-        }.bind(this));
+        });
     }
 
     diff(array1, array2) {
@@ -77,7 +83,8 @@ class ResearchSync {
 
     loadFunctions() {
         return {
-            dumpResearch: this.loadFunc("dumpResearch.lua")
+            dumpResearch: this.loadFunc("dumpResearch.lua"),
+			enableResearch: this.loadFunc("enableResearch.lua"),
         };
     }
 

sharedPlugins/researchSync/index.spec.js

@@ -0,0 +1,34 @@
+const assert = require("assert");
+
+const researchSync = require("./index.js");
+
+describe("researchSync/index.js", ()=>{
+	it("exports a single class (or at least a function)", ()=>{
+		assert.equal(typeof researchSync, "function");
+	});
+	describe("class researchSync()", ()=>{
+		it(".diff(object1, object2) returns key:value pairs that exist in object2 but not object1", ()=>{
+			let reSync = new researchSync();
+			
+			let obj1 = {
+				a:"str",
+				b:123,
+				c:console.log,
+				d:"apple cake",
+			}
+			let obj2 = {
+				a:"str",
+				b:9999,
+				c:console.log,
+				e:"truthy",
+			}
+			assert(typeof reSync.diff == "function");
+			
+			let diffResult = reSync.diff(obj1, obj2);
+			assert(diffResult.a === undefined);
+			assert(diffResult.b === 9999);
+			assert(diffResult.d === undefined);
+			assert(diffResult.e === "truthy");
+		});
+	});
+});