Fix: update typing practice button with DB data

src/game/main_menu/main_menu.js

@@ -65,6 +65,7 @@ MainMenu.prototype.create = function() {
 	this.languageTabLayout = null;
 
 	this.typingAppButtons = new Array();
+	this.makeTypingAppButtons();
 	this.writingAppButtons = new Array();
 	this.mouseAppButtons = new Array();
 
@@ -167,32 +168,40 @@ MainMenu.prototype.loadAppData = function() {
 	*/
 }
 
-MainMenu.prototype.removeAllButtons = function() {
-	// remove all buttons
+MainMenu.prototype.makeTypingAppButtons = function() {
+	for(var i = 0; i < MainMenu.TYPING_APP_COUNT; i++) {
+		var x = (i % 2) === 0 ? 300 : 800;
+		var y = 200 + Math.floor(i / 2) * 100;
+
+		var button = new TypingAppButton(x, y);
+		this.typingAppButtons.push(button);
+	}
+}
+
+MainMenu.prototype.hideAllButtons = function() {
+	// hide all buttons
 }
 
 MainMenu.prototype.updateAppButtons = function(appGroup, appData) {
-	this.removeAllButtons();
-
 	switch(parseInt(appGroup)) {
 		case MainMenu.APP_GROUP_TYPING_PRACTICE:
-		this.makeTypingPracticeAppButtons(appData);
+		this.updateTypingPracticeAppButtons(appData);
 		break;
 
 		case MainMenu.APP_GROUP_TYPING_TEST:
-		this.makeTypingTestAppButtons(appData);
+		this.updateTypingTestAppButtons(appData);
 		break;
 
 		case MainMenu.APP_GROUP_TYPING_EXAM:
-		this.makeTypingExamAppButtons(appData);
+		this.updateTypingExamAppButtons(appData);
 		break;
 
 		case MainMenu.APP_GROUP_TYPING_PLAY:
-		this.makeTypingPlayAppButtons(appData);
+		this.updateTypingPlayAppButtons(appData);
 		break;
 
 		case MainMenu.APP_GROUP_MOUSE_PLAY:
-		this.makeMousePlayAppButtons(appData);
+		this.updateMousePlayAppButtons(appData);
 		break;
 
 		default:
@@ -201,11 +210,9 @@ MainMenu.prototype.updateAppButtons = function(appGroup, appData) {
 }
 
 MainMenu.prototype.clearTypingAppButtons = function(appData) {
-	var count = this.typingAppButtons.length;
-	for(var i = 0; i < count; i++) {
-		var tempButton = this.typingAppButtons.pop();
-		tempButton.setActive(false);
-		delete tempButton;
+	for(var i = 0; i < MainMenu.TYPING_APP_COUNT; i++) {
+		var button = this.typingAppButtons[i];
+		button.setActive(false);
 	}
 }
 
@@ -250,39 +257,41 @@ MainMenu.prototype.makeTypingPracticeAppDataList = function(appData) {
 	return appDataList;
 }
 
-MainMenu.prototype.makeTypingPracticeAppButtons = function(appData) {
-	console.log("makeTypingPracticeAppButtons");
+MainMenu.prototype.updateTypingPracticeAppButtons = function(appData) {
+	console.log("updateTypingPracticeAppButtons");
 	this.clearTypingAppButtons();
 
 	var buttonIndex = 0;
 	var appDataList = this.makeTypingPracticeAppDataList(appData);
 	var count = appDataList.length;
-	for(var i = 0; i < count; i++) {
-		var x = (i % 2) === 0 ? 300 : 800;
-		var y = 200 + Math.floor(i / 2) * 100;
-
-		var leftButton = new TypingAppButton(x, y,appDataList[i]);
-		this.typingAppButtons.push(leftButton);
+	for(var i = 0; i < MainMenu.TYPING_APP_COUNT; i++) {
+		var button = this.typingAppButtons[i];
+		if(i < count) {
+			button.setActive(true);
+			button.updateAppData(appDataList[i]);
+		} else {
+			button.setActive(false);
+		}
 	}
 }
 
-MainMenu.prototype.makeTypingTestAppButtons = function(appData) {
-	console.log("makeTypingTestAppButtons");
+MainMenu.prototype.updateTypingTestAppButtons = function(appData) {
+	console.log("updateTypingTestAppButtons");
 	console.log(appData);
 }
 
-MainMenu.prototype.makeTypingExamAppButtons = function(appData) {
-	console.log("makeTypingExamAppButtons");
+MainMenu.prototype.updateTypingExamAppButtons = function(appData) {
+	console.log("updateTypingExamAppButtons");
 	console.log(appData);
 }
 
-MainMenu.prototype.makeTypingPlayAppButtons = function(appData) {
-	console.log("makeTypingPlayAppButtons");
+MainMenu.prototype.updateTypingPlayAppButtons = function(appData) {
+	console.log("updateTypingPlayAppButtons");
 	console.log(appData);
 }
 
-MainMenu.prototype.makeMousePlayAppButtons = function(appData) {
-	console.log("makeMousePlayAppButtons");
+MainMenu.prototype.updateMousePlayAppButtons = function(appData) {
+	console.log("updateMousePlayAppButtons");
 	console.log(appData);
 }
 
@@ -584,4 +593,6 @@ MainMenu.APP_GROUP_TYPING_PLAY		= 3;
 MainMenu.APP_GROUP_MOUSE_PLAY		= 4;
 
 MainMenu.LANGUAGE_KOREAN	= 0;
-MainMenu.LANGUAGE_ENGLISH	= 1;
+MainMenu.LANGUAGE_ENGLISH	= 1;
+
+MainMenu.TYPING_APP_COUNT	= 10;