From fafaabb6e7226e033c6a132d6f8ab270fcd11e1b Mon Sep 17 00:00:00 2001
From: jonny <ga86lad@mytum.de>
Date: Tue, 27 Apr 2021 11:59:22 +0200
Subject: [PATCH] script api can add menu commands

# Conflicts:
#	front/src/Api/IframeListener.ts
#	front/src/iframe_api.ts
---
 front/src/Api/Events/MenuItemClickedEvent.ts  | 10 ++++++
 front/src/Api/Events/MenuItemRegisterEvent.ts | 10 ++++++
 front/src/Api/IframeListener.ts               | 15 +++++++++
 front/src/Phaser/Menu/MenuScene.ts            | 33 +++++++++++++++++--
 front/src/iframe_api.ts                       | 21 ++++++++++--
 5 files changed, 84 insertions(+), 5 deletions(-)
 create mode 100644 front/src/Api/Events/MenuItemClickedEvent.ts
 create mode 100644 front/src/Api/Events/MenuItemRegisterEvent.ts

diff --git a/front/src/Api/Events/MenuItemClickedEvent.ts b/front/src/Api/Events/MenuItemClickedEvent.ts
new file mode 100644
index 00000000..dd80c0f2
--- /dev/null
+++ b/front/src/Api/Events/MenuItemClickedEvent.ts
@@ -0,0 +1,10 @@
+import * as tg from "generic-type-guard";
+
+export const isMenuItemClickedEvent =
+    new tg.IsInterface().withProperties({
+        menuItem: tg.isString
+    }).get();
+/**
+ * A message sent from the game to the iFrame when a user enters or leaves a zone marked with the "zone" property.
+ */
+export type MenuItemClickedEvent = tg.GuardedType<typeof isMenuItemClickedEvent>;
diff --git a/front/src/Api/Events/MenuItemRegisterEvent.ts b/front/src/Api/Events/MenuItemRegisterEvent.ts
new file mode 100644
index 00000000..98d4c7d3
--- /dev/null
+++ b/front/src/Api/Events/MenuItemRegisterEvent.ts
@@ -0,0 +1,10 @@
+import * as tg from "generic-type-guard";
+
+export const isMenuItemRegisterEvent =
+    new tg.IsInterface().withProperties({
+        menutItem: tg.isString
+    }).get();
+/**
+ * A message sent from the game to the iFrame when a user enters or leaves a zone marked with the "zone" property.
+ */
+export type MenuItemRegisterEvent = tg.GuardedType<typeof isMenuItemRegisterEvent>;
diff --git a/front/src/Api/IframeListener.ts b/front/src/Api/IframeListener.ts
index c875ebbb..dbb45db3 100644
--- a/front/src/Api/IframeListener.ts
+++ b/front/src/Api/IframeListener.ts
@@ -12,6 +12,8 @@ import {ClosePopupEvent, isClosePopupEvent} from "./Events/ClosePopupEvent";
 import {scriptUtils} from "./ScriptUtils";
 import {GoToPageEvent, isGoToPageEvent} from "./Events/GoToPageEvent";
 import {isOpenCoWebsite, OpenCoWebSiteEvent} from "./Events/OpenCoWebSiteEvent";
+import { isMenuItemRegisterEvent } from './Events/MenuItemRegisterEvent';
+import { MenuItemClickedEvent } from './Events/MenuItemClickedEvent';
 
 
 /**
@@ -52,6 +54,8 @@ class IframeListener {
     private readonly _removeBubbleStream: Subject<void> = new Subject();
     public readonly removeBubbleStream = this._removeBubbleStream.asObservable();
 
+    private readonly _registerMenuCommandStream: Subject<string> = new Subject();
+    public readonly registerMenuCommandStream = this._registerMenuCommandStream.asObservable();
     private readonly iframes = new Set<HTMLIFrameElement>();
     private readonly scripts = new Map<string, HTMLIFrameElement>();
 
@@ -103,6 +107,8 @@ class IframeListener {
                 }
                 else if (payload.type === 'removeBubble'){
                     this._removeBubbleStream.next();
+                } else if (payload.type == "registerMenuCommand" && isMenuItemRegisterEvent(payload.data)) {
+                    this._registerMenuCommandStream.next(payload.data.menutItem)
                 }
             }
 
@@ -187,6 +193,15 @@ class IframeListener {
         this.scripts.delete(scriptUrl);
     }
 
+    sendMenuClickedEvent(menuItem: string) {
+        this.postMessage({
+            'type': 'menuItemClicked',
+            'data': {
+                menuItem: menuItem,
+            } as MenuItemClickedEvent
+        });
+    }
+
     sendUserInputChat(message: string) {
         this.postMessage({
             'type': 'userInputChat',
diff --git a/front/src/Phaser/Menu/MenuScene.ts b/front/src/Phaser/Menu/MenuScene.ts
index 05cea305..9e11a873 100644
--- a/front/src/Phaser/Menu/MenuScene.ts
+++ b/front/src/Phaser/Menu/MenuScene.ts
@@ -9,6 +9,9 @@ import {connectionManager} from "../../Connexion/ConnectionManager";
 import {GameConnexionTypes} from "../../Url/UrlManager";
 import {WarningContainer, warningContainerHtml, warningContainerKey} from "../Components/WarningContainer";
 import {worldFullWarningStream} from "../../Connexion/WorldFullWarningStream";
+import { HtmlUtils } from '../../WebRtc/HtmlUtils';
+import { iframeListener } from '../../Api/IframeListener';
+import { Subscription } from 'rxjs';
 
 export const MenuSceneName = 'MenuScene';
 const gameMenuKey = 'gameMenu';
@@ -36,11 +39,20 @@ export class MenuScene extends Phaser.Scene {
     private warningContainer: WarningContainer | null = null;
     private warningContainerTimeout: NodeJS.Timeout | null = null;
 
+    private apiMenus = []
+
+
+    private subscriptions = new Subscription()
     constructor() {
         super({key: MenuSceneName});
 
         this.gameQualityValue = localUserStore.getGameQualityValue();
         this.videoQualityValue = localUserStore.getVideoQualityValue();
+
+        this.subscriptions.add(iframeListener.registerMenuCommandStream.subscribe(menuCommand => {
+            this.addMenuOption(menuCommand);
+
+        }))
     }
 
     preload () {
@@ -266,13 +278,28 @@ export class MenuScene extends Phaser.Scene {
         });
     }
 
-    private onMenuClick(event:MouseEvent) {
-        if((event?.target as HTMLInputElement).classList.contains('not-button')){
+    public addMenuOption(menuText: string) {
+        const wrappingSection = document.createElement("section")
+        wrappingSection.innerHTML = `<button class="fromApi" id="${HtmlUtils.escapeHtml(menuText)}">${HtmlUtils.escapeHtml(menuText)}</button>`
+        const menuItemContainer = this.menuElement.node.querySelector("#gameMenu main");
+        if (menuItemContainer) {
+            menuItemContainer.insertBefore(wrappingSection, menuItemContainer.querySelector("#socialLinks"))
+        }
+    }
+
+    private onMenuClick(event: MouseEvent) {
+        const htmlMenuItem = (event?.target as HTMLInputElement);
+        if (htmlMenuItem.classList.contains('not-button')) {
             return;
         }
         event.preventDefault();
 
-        switch ((event?.target as HTMLInputElement).id) {
+        if (htmlMenuItem.classList.contains("fromApi")) {
+            iframeListener.sendMenuClickedEvent(htmlMenuItem.id)
+            return
+        }
+
+        switch (htmlMenuItem.id) {
             case 'changeNameButton':
                 this.closeSideMenu();
                 gameManager.leaveGame(this, LoginSceneName, new LoginScene());
diff --git a/front/src/iframe_api.ts b/front/src/iframe_api.ts
index 18d8d172..1b68b0c1 100644
--- a/front/src/iframe_api.ts
+++ b/front/src/iframe_api.ts
@@ -9,6 +9,8 @@ import {ClosePopupEvent} from "./Api/Events/ClosePopupEvent";
 import {OpenTabEvent} from "./Api/Events/OpenTabEvent";
 import {GoToPageEvent} from "./Api/Events/GoToPageEvent";
 import {OpenCoWebSiteEvent} from "./Api/Events/OpenCoWebSiteEvent";
+import { isMenuItemClickedEvent } from './Api/Events/MenuItemClickedEvent';
+import { MenuItemRegisterEvent } from './Api/Events/MenuItemRegisterEvent';
 
 interface WorkAdventureApi {
     sendChatMessage(message: string, author: string): void;
@@ -24,6 +26,7 @@ interface WorkAdventureApi {
     restorePlayerControl() : void;
     displayBubble() : void;
     removeBubble() : void;
+    registerMenuCommand(commandDescriptor: string, callback: (commandDescriptor: string) => void): void
 }
 
 declare global {
@@ -40,7 +43,7 @@ const enterStreams: Map<string, Subject<EnterLeaveEvent>> = new Map<string, Subj
 const leaveStreams: Map<string, Subject<EnterLeaveEvent>> = new Map<string, Subject<EnterLeaveEvent>>();
 const popups: Map<number, Popup> = new Map<number, Popup>();
 const popupCallbacks: Map<number, Map<number, ButtonClickedCallback>> = new Map<number, Map<number, ButtonClickedCallback>>();
-
+const menuCallbacks: Map<string, (command: string) => void> = new Map()
 let popupId = 0;
 interface ButtonDescriptor {
     /**
@@ -172,6 +175,16 @@ window.WA = {
         popups.set(popupId, popup)
         return popup;
     },
+
+    registerMenuCommand(commandDescriptor: string, callback: (commandDescriptor: string) => void) {
+        menuCallbacks.set(commandDescriptor, callback);
+        window.parent.postMessage({
+            'type': 'registerMenuCommand',
+            'data': {
+                menutItem: commandDescriptor
+            } as MenuItemRegisterEvent
+        }, '*');
+    },
     /**
      * Listen to messages sent by the local user, in the chat.
      */
@@ -224,8 +237,12 @@ window.addEventListener('message', message => {
             if (callback) {
                 callback(popup);
             }
+        } else if (payload.type == "menuItemClicked" && isMenuItemClickedEvent(payload.data)) {
+            const callback = menuCallbacks.get(payload.data.menuItem);
+            if (callback) {
+                callback(payload.data.menuItem)
+            }
         }
-
     }
 
     // ...