Auth system converted to custom token

This allows for the case of when users change their passwords

pocloud/Controller/LoginViewController.swift

@@ -61,31 +61,23 @@ class LoginViewController: UIViewController {
         let password = passwordField.text!
         let tokenPart = "\(email):\(password)".toBase64()
         let authToken = "Basic \(tokenPart)"
+        var user = User()
         
         
         firstly {
             appAuth.fetchCurrentUser(authToken: authToken)
-        }.done { (fetchedUser) in
+        }.then { (fetchedUser: User) -> Promise<String> in
+            user = fetchedUser
             (UIApplication.shared.delegate as! AppDelegate).user = fetchedUser
-            Auth.auth().signIn(withEmail: email, password: password, completion: { (loginUser, loginError) in
-                if loginError != nil {
-                    print("Error signing in: \(loginError!)")
-                    Auth.auth().createUser(withEmail: email, password: password, completion: { (createUser, createError) in
-                        if createError != nil {
-                            print("Error creating user: \(createError!)")
-                            SVProgressHUD.dismiss()
-                            SVProgressHUD.showError(withStatus: "Authentication Error in Firebase")
-                        } else {
-                            self.firebaseLoginSuccess(fbUser: createUser!, meshifyUser: fetchedUser)
-                        }
-                    })
-                } else {
-                    self.firebaseLoginSuccess(fbUser: loginUser!, meshifyUser: fetchedUser)
-                }
+            return self.appAuth.getFirebaseToken(email: email, apiKey: authToken)
+        }.done { token in
+            Auth.auth().signIn(withCustomToken: token, completion: { (tokenUser, error) in
+                self.firebaseLoginSuccess(fbUser: tokenUser!, meshifyUser: user)
             })
-        }.catch { _ in
+        }.catch { error in
             SVProgressHUD.dismiss()
-            SVProgressHUD.showError(withStatus: "Bad Login")
+            print(error.localizedDescription)
+            SVProgressHUD.showError(withStatus: error.localizedDescription)
         }
     }
     

pocloud/Model/AppAuth.swift

@@ -89,4 +89,22 @@ class AppAuth {
         
     }
     
+    func getFirebaseToken(email : String, apiKey : String) -> Promise<String>{
+        let urlApiKey = apiKey.addingPercentEncoding(withAllowedCharacters: .urlPathAllowed)
+        let url = "https://us-central1-pocloud-ff2c9.cloudfunctions.net/getAuthToken?email=\(email)&key=\(urlApiKey!)"
+        return Promise { promise in
+            Alamofire.request(url, method: .get)
+                .validate()
+                .responseJSON { response in
+                    switch response.result {
+                    case .success(let value):
+                        let tokenJSON : JSON = JSON(value)
+                        promise.fulfill(tokenJSON["token"].stringValue)
+                        
+                    case .failure(let error):
+                        promise.reject(error)
+                    }
+            }
+        }
+    }
 }