From 4b923c1dc70eaa4a3ca58d9e9f3218785b2fe919 Mon Sep 17 00:00:00 2001
From: marios <marios8543@gmail.com>
Date: Thu, 26 May 2022 04:00:18 +0300
Subject: display overhaul, compatibility with legacy plugins, fixes

---
 frontend/src/plugin-loader.tsx | 140 +++++++++++++++++++++++++++++++++++++++++
 1 file changed, 140 insertions(+)
 create mode 100644 frontend/src/plugin-loader.tsx

(limited to 'frontend/src/plugin-loader.tsx')

diff --git a/frontend/src/plugin-loader.tsx b/frontend/src/plugin-loader.tsx
new file mode 100644
index 00000000..cf15e099
--- /dev/null
+++ b/frontend/src/plugin-loader.tsx
@@ -0,0 +1,140 @@
+import Logger from './logger';
+import TabsHook from './tabs-hook';
+import { FaPlug } from "react-icons/fa";
+
+import PluginView  from "./components/PluginView";
+import TitleView from "./components/TitleView";
+import LegacyPlugin from "./components/LegacyPlugin"
+
+interface Plugin {
+  name: any;
+  content: any;
+  icon: any;
+  onDismount?(): void;
+}
+
+declare global {
+  interface Window {
+    __DeckyEvLoop: PluginEventTarget;
+    __DeckyRunningPlugin: string;
+  }
+}
+class PluginEventTarget extends EventTarget { }
+window.__DeckyEvLoop = new PluginEventTarget();
+
+class PluginLoader extends Logger {
+  private plugins: Plugin[] = [];
+  private tabsHook: TabsHook = new TabsHook();
+
+  constructor() {
+    super(PluginLoader.name);
+    this.log('Initialized');
+    this.tabsHook.add({
+      id: "main",
+      title: <TitleView />,
+      content: <PluginView />,
+      icon: <FaPlug />
+    });
+    SteamClient.Input.RegisterForControllerInputMessages(this.handleBack);
+    window.__DeckyEvLoop.addEventListener("pluginOpen", (x) => window.__DeckyRunningPlugin = x.data);
+    window.__DeckyEvLoop.addEventListener("pluginClose", (_) => window.__DeckyRunningPlugin = "");
+  }
+
+  private handleBack(ev) {
+    const e = ev[0];
+    if (e.strActionName == "B" && window.__DeckyRunningPlugin)
+      window.__DeckyEvLoop.dispatchEvent(new Event("pluginClose"));
+  }
+
+  public async importPlugin(name: string) {
+    this.log(`Trying to load ${name}`);
+    let find = this.plugins.find(x => x.name == name);
+    if (find) 
+      this.plugins.splice(this.plugins.indexOf(find), 1);
+    if (name.startsWith("$LEGACY_"))
+      this.importLegacyPlugin(name.replace("$LEGACY_", ""));
+    else
+      this.importReactPlugin(name);
+    this.log(`Loaded ${name}`);
+    const ev = new Event("setPlugins");
+    ev.data = this.plugins;
+    window.__DeckyEvLoop.dispatchEvent(ev);
+  }
+
+  private async importReactPlugin(name: string) {
+    let res = await fetch(`http://127.0.0.1:1337/plugins/${name}/frontend_bundle`);
+    if (res.ok) {
+      let content = await eval(await res.text())(PluginLoader.createPluginAPI(name));
+      this.plugins.push({
+        name: name,
+        icon: content.icon,
+        content: content.content
+      });
+    }
+    else throw new Error(`${name} frontend_bundle not OK`);
+  }
+
+  private async importLegacyPlugin(name: string) {
+    const url = `http://127.0.0.1:1337/plugins/load_main/${name}`;
+    this.plugins.push({
+      name: name,
+      icon: <FaPlug />,
+      content: <LegacyPlugin url={ url } />
+    });
+  }
+
+  static createPluginAPI(pluginName) {
+    return {
+      async callServerMethod(methodName, args = {}) {
+        const response = await fetch(`http://127.0.0.1:1337/methods/${methodName}`, {
+          method: 'POST',
+          headers: {
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify(args),
+        });
+
+        return response.json();
+      },
+      async callPluginMethod(methodName, args = {}) {
+        const response = await fetch(`http://127.0.0.1:1337/plugins/${pluginName}/methods/${methodName}`, {
+          method: 'POST',
+          headers: {
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify({
+            args,
+          }),
+        });
+
+        return response.json();
+      },
+      fetchNoCors(url, request: any = {}) {
+        let args = { method: 'POST', headers: {}, body: '' };
+        const req = { ...args, ...request, url, data: request.body };
+        return this.callServerMethod('http_request', req);
+      },
+      executeInTab(tab, runAsync, code) {
+        return this.callServerMethod('execute_in_tab', {
+          tab,
+          run_async: runAsync,
+          code,
+        });
+      },
+      injectCssIntoTab(tab, style) {
+        return this.callServerMethod('inject_css_into_tab', {
+          tab,
+          style,
+        });
+      },
+      removeCssFromTab(tab, cssId) {
+        return this.callServerMethod('remove_css_from_tab', {
+          tab,
+          css_id: cssId,
+        });
+      },
+    };
+  }
+}
+
+export default PluginLoader;
\ No newline at end of file
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