feat: implement comprehensive admin dashboard for server management and user oversight

frontend/electron/main.ts

@@ -401,9 +401,14 @@ ipcMain.handle('login-to-server', async () => {
     const saveServerAuth = (token: string) => {
       if (captured) return; captured = true;
       let serverSteamId = undefined;
-      try { const payload = JSON.parse(Buffer.from(token.split('.')[1]!, 'base64').toString()); serverSteamId = payload.steamId; } catch (e) {}
+      let isAdmin = false;
+      try { 
+        const payload = JSON.parse(Buffer.from(token.split('.')[1]!, 'base64').toString()); 
+        serverSteamId = payload.steamId; 
+        isAdmin = !!payload.isAdmin;
+      } catch (e) {}
       const current = store.get('serverConfig');
-      store.set('serverConfig', { ...current, token, serverSteamId, enabled: true });
+      store.set('serverConfig', { ...current, token, serverSteamId, isAdmin, enabled: true });
       initBackend();
       authWindow.close();
       resolve(true);
@@ -502,6 +507,14 @@ ipcMain.handle('revoke-all-account-access', async (event, steamId: string) => {
 
 ipcMain.handle('get-community-accounts', async () => { initBackend(); return backend ? await backend.getCommunityAccounts() : []; });
 ipcMain.handle('get-server-users', async () => { initBackend(); return backend ? await backend.getServerUsers() : []; });
+
+// --- Admin IPC ---
+ipcMain.handle('admin-get-stats', async () => { initBackend(); return backend ? await backend.getAdminStats() : null; });
+ipcMain.handle('admin-get-users', async () => { initBackend(); return backend ? await backend.getAdminUsers() : []; });
+ipcMain.handle('admin-delete-user', async (event, userId: string) => { initBackend(); if (backend) await backend.deleteUser(userId); return true; });
+ipcMain.handle('admin-get-accounts', async () => { initBackend(); return backend ? await backend.getAdminAccounts() : []; });
+ipcMain.handle('admin-remove-account', async (event, steamId: string) => { initBackend(); if (backend) await backend.forceRemoveAccount(steamId); return true; });
+
 ipcMain.handle('switch-account', async (event, loginName: string) => await handleSwitchAccount(loginName));
 ipcMain.handle('open-external', (event, url: string) => shell.openExternal(url));
 

frontend/electron/preload.ts

@@ -22,6 +22,13 @@ contextBridge.exposeInMainWorld('electronAPI', {
   getCommunityAccounts: () => ipcRenderer.invoke('get-community-accounts'),
   getServerUsers: () => ipcRenderer.invoke('get-server-users'),
 
+  // Admin API
+  adminGetStats: () => ipcRenderer.invoke('admin-get-stats'),
+  adminGetUsers: () => ipcRenderer.invoke('admin-get-users'),
+  adminDeleteUser: (userId: string) => ipcRenderer.invoke('admin-delete-user', userId),
+  adminGetAccounts: () => ipcRenderer.invoke('admin-get-accounts'),
+  adminRemoveAccount: (steamId: string) => ipcRenderer.invoke('admin-remove-account', steamId),
+
   onAccountsUpdated: (callback: (accounts: any[]) => void) => {
     const subscription = (_event: IpcRendererEvent, accounts: any[]) => callback(accounts);
     ipcRenderer.on('accounts-updated', subscription);

frontend/electron/services/backend.ts

@@ -119,4 +119,48 @@ export class BackendService {
       throw new Error(e.response?.data?.message || 'Failed to revoke all access');
     }
   }
+
+  // --- Admin API ---
+
+  public async getAdminStats() {
+    if (!this.token) return null;
+    try {
+      const response = await axios.get(`${this.url}/api/admin/stats`, { headers: this.headers });
+      return response.data;
+    } catch (e) { return null; }
+  }
+
+  public async getAdminUsers() {
+    if (!this.token) return [];
+    try {
+      const response = await axios.get(`${this.url}/api/admin/users`, { headers: this.headers });
+      return response.data;
+    } catch (e) { return []; }
+  }
+
+  public async deleteUser(userId: string) {
+    if (!this.token) return;
+    try {
+      await axios.delete(`${this.url}/api/admin/users/${userId}`, { headers: this.headers });
+    } catch (e: any) {
+      throw new Error(e.response?.data?.message || 'Failed to delete user');
+    }
+  }
+
+  public async getAdminAccounts() {
+    if (!this.token) return [];
+    try {
+      const response = await axios.get(`${this.url}/api/admin/accounts`, { headers: this.headers });
+      return response.data;
+    } catch (e) { return []; }
+  }
+
+  public async forceRemoveAccount(steamId: string) {
+    if (!this.token) return;
+    try {
+      await axios.delete(`${this.url}/api/admin/accounts/${steamId}`, { headers: this.headers });
+    } catch (e: any) {
+      throw new Error(e.response?.data?.message || 'Failed to remove account');
+    }
+  }
 }