from core.observers.ApplicationVersionObserver import ApplicationVersionObserver
from core.observers.ClientObserver import ClientObserver
from core.observers.ConnectionObserver import ConnectionObserver
from core.observers.InvoiceObserver import InvoiceObserver
from core.observers.ProfileObserver import ProfileObserver
from core.observers.TicketObserver import TicketObserver
from core.controllers.ApplicationController import ApplicationController


application_version_observer = ApplicationVersionObserver()
client_observer = ClientObserver()
connection_observer = ConnectionObserver()
invoice_observer = InvoiceObserver()
profile_observer = ProfileObserver()
ticket_observer = TicketObserver()


def setup_observers(update_status):
    profile_observer.subscribe(
        'created', lambda event: update_status('Profile Created'))
    profile_observer.subscribe(
        'destroyed', lambda event: update_status('Profile destroyed'))

    client_observer.subscribe(
        'synchronizing', lambda event: update_status('Sync in progress...'))
    client_observer.subscribe(
        'synchronized', lambda event: update_status('Sync complete'))

    client_observer.subscribe(
        'updating', lambda event: update_status('Updating client...'))
    client_observer.subscribe('update_progressing', lambda event: update_status(
        f'Current progress: {event.meta.get('progress'):.2f}%'))
    client_observer.subscribe('updated', lambda event: update_status(
        'Restart client to apply update.'))

    application_version_observer.subscribe('downloading', lambda event: update_status(
        f'Downloading {ApplicationController.get(event.subject.application_code).name}'))
    application_version_observer.subscribe('download_progressing', lambda event: update_status(
        f'Downloading {ApplicationController.get(event.subject.application_code).name} {event.meta.get('progress'):.2f}%'))
    application_version_observer.subscribe('downloaded', lambda event: update_status(
        f'Downloaded {ApplicationController.get(event.subject.application_code).name}'))

    connection_observer.subscribe('connecting', lambda event: update_status(
        f'[{event.subject.get("attempt_count")}/{event.subject.get("maximum_number_of_attempts")}] Performing connection attempt...'))

    connection_observer.subscribe('tor_bootstrapping', lambda event: update_status(
        'Establishing Tor connection...'))

    connection_observer.subscribe('tor_bootstrap_progressing', lambda event: update_status(
        f'Bootstrapping Tor {event.meta.get('progress'):.2f}%'))

    connection_observer.subscribe(
        'tor_bootstrapped', lambda event: update_status('Tor connection established.'))

    ticket_observer.subscribe('connecting', lambda event: update_status('Connecting to ticket server...'))
    ticket_observer.subscribe('sync_done', lambda event: update_status('Ticket prices synced.'))
    ticket_observer.subscribe('waiting', lambda event: update_status('Waiting for payment...'))
    ticket_observer.subscribe('paid', lambda event: update_status('Payment received.'))
    ticket_observer.subscribe('ticket_ready', lambda event: update_status('Ticket ready.'))
    ticket_observer.subscribe('used', lambda event: update_status('Ticket used.'))
    ticket_observer.subscribe('connection_error', lambda event: update_status('Ticket server connection error.'))
    ticket_observer.subscribe('failed_output', lambda event: update_status(f'{event.subject if event.subject else ""}'))
    ticket_observer.subscribe('failed_input', lambda event: update_status(f'{event.subject if event.subject else ""}'))
    ticket_observer.subscribe('unknown_error', lambda event: update_status('Unknown ticket error.'))
    ticket_observer.subscribe('error', lambda event: update_status(f'Ticket error: {event.subject if event.subject else ""}'))

    return {
        'application_version_observer': application_version_observer,
        'client_observer': client_observer,
        'connection_observer': connection_observer,
        'invoice_observer': invoice_observer,
        'profile_observer': profile_observer,
        'ticket_observer': ticket_observer,
    }