Transform code base to typescript

Change-Id: Ia1f862fb5962ddd54b8d7643abbc39bb314d1f8e

src/synapse/authProvider.ts

@@ -0,0 +1,95 @@
+import { AuthProvider, Options, fetchUtils } from "react-admin";
+
+const authProvider: AuthProvider = {
+  // called when the user attempts to log in
+  login: async ({
+    base_url,
+    username,
+    password,
+    loginToken,
+  }: {
+    base_url: string;
+    username: string;
+    password: string;
+    loginToken: string;
+  }) => {
+    console.log("login ");
+    const options: Options = {
+      method: "POST",
+      body: JSON.stringify(
+        Object.assign(
+          {
+            device_id: localStorage.getItem("device_id"),
+            initial_device_display_name: "Synapse Admin",
+          },
+          loginToken
+            ? {
+                type: "m.login.token",
+                token: loginToken,
+              }
+            : {
+                type: "m.login.password",
+                user: username,
+                password: password,
+              }
+        )
+      ),
+    };
+
+    // use the base_url from login instead of the well_known entry from the
+    // server, since the admin might want to access the admin API via some
+    // private address
+    base_url = base_url.replace(/\/+$/g, "");
+    localStorage.setItem("base_url", base_url);
+
+    const decoded_base_url = window.decodeURIComponent(base_url);
+    const login_api_url = decoded_base_url + "/_matrix/client/r0/login";
+
+    const { json } = await fetchUtils.fetchJson(login_api_url, options);
+    localStorage.setItem("home_server", json.home_server);
+    localStorage.setItem("user_id", json.user_id);
+    localStorage.setItem("access_token", json.access_token);
+    localStorage.setItem("device_id", json.device_id);
+  },
+  // called when the user clicks on the logout button
+  logout: async () => {
+    console.log("logout");
+
+    const logout_api_url =
+      localStorage.getItem("base_url") + "/_matrix/client/r0/logout";
+    const access_token = localStorage.getItem("access_token");
+
+    const options: Options = {
+      method: "POST",
+      user: {
+        authenticated: true,
+        token: `Bearer ${access_token}`,
+      },
+    };
+
+    if (typeof access_token === "string") {
+      await fetchUtils.fetchJson(logout_api_url, options);
+      localStorage.removeItem("access_token");
+    }
+  },
+  // called when the API returns an error
+  checkError: ({ status }: { status: number }) => {
+    console.log("checkError " + status);
+    if (status === 401 || status === 403) {
+      return Promise.reject();
+    }
+    return Promise.resolve();
+  },
+  // called when the user navigates to a new location, to check for authentication
+  checkAuth: () => {
+    const access_token = localStorage.getItem("access_token");
+    console.log("checkAuth " + access_token);
+    return typeof access_token === "string"
+      ? Promise.resolve()
+      : Promise.reject();
+  },
+  // called when the user navigates to a new location, to check for permissions / roles
+  getPermissions: () => Promise.resolve(),
+};
+
+export default authProvider;