login method

[Future<[void>]]

Performs the login operation.

Handles the login process by performing the following steps:

1. Unfocusing the email and password text fields.
2. Setting validation mode to AutovalidateMode.always.
3. Validating the email and password fields using the form key.
4. If validation is successful, disabling auto-validation mode and initiating the login process.
5. Displaying a custom progress dialog during login.
6. Initializing database functions.
7. Performing a GraphQL mutation to login the user by providing the email and encrypted password.
8. Handling the result of the login operation:
   • Updating the current user with the received data.
   • Redirecting the user based on their status in the application.
   • Handling Firebase options for Android and iOS if available.
   • Configuring Firebase and saving FCM token to the database.

In case of any exceptions during the login process, this function catches and prints the error.

params: None

returns: None

Implementation

Future<void>  async 

1. talawa
2. login_view_model
3. LoginViewModel
4. login method

LoginViewModel class