# Core
from core.services.payment_phase.payment_state import PaymentData
from gui.v2.infrastructure.take_plumbing_action import take_action
from core.controllers.profile_state.data_filters import get_plans_for_profile
from core.services.subscriptions.subscriptions_by_protocol import get_current_billing_data
from core.models.enum_models import PaymentCategory
from core.models.Result import Result

# GUI
# from gui.v2.actions.payment_actions import new_individual_billing
from gui.v2.ui.styles.payment_styles import DURATION_SELECTION_STYLE, NEXT_BUTTON_STYLE
from gui.v2.ui.pages.Page import Page

from gui.v2.infrastructure.ThreadSafetyTool import ThreadSafetyTool
mainthread = ThreadSafetyTool()

from PyQt6.QtWidgets import QComboBox, QLabel, QPushButton
from PyQt6 import QtCore


class DurationSelectionPage(Page):
    def __init__(self, page_stack, main_window=None, parent=None):
        super().__init__("Select Duration", page_stack, main_window, parent)
        self.update_status = main_window
        self.create_intitial_elements()
        self.button_reverse.setVisible(True)

    def create_intitial_elements(self):
        self.title = QLabel("Select Duration", self)
        self.title.setGeometry(QtCore.QRect(530, 30, 210, 40))
        self.title.setAlignment(QtCore.Qt.AlignmentFlag.AlignCenter)
        self.button_reverse.clicked.connect(self.reverse)

        self.combo_box = QComboBox(self)
        self.combo_box.setGeometry(200, 200, 400, 60)
        self.combo_box.setEditable(False)
        self.combo_box.setMaxVisibleItems(4)
        self.combo_box.setDuplicatesEnabled(True)
        self.combo_box.setPlaceholderText("Select options")
        self.combo_box.setStyleSheet(DURATION_SELECTION_STYLE)

        self.next_button = QPushButton("Next", self)
        self.next_button.setGeometry(350, 300, 100, 40)
        self.next_button.setStyleSheet(NEXT_BUTTON_STYLE)
        self.next_button.clicked.connect(self.show_next)

        # Background thread launch:
        self.get_data()


    def get_data(self):
        """Launches background thread to get data"""

        # get profile id:
        profile_id = int(self.update_status.current_profile_id)

        # Thread SQL in background:
        take_action(
            action=get_plans_for_profile,
            ui_caller=self.populate_with_data,
            profile_id=profile_id,
        )

    @mainthread
    def populate_with_data(self, result: Result):
        if not result.valid:
            self.show_a_popup(result.message)
            return

        self.choice_to_id = {}
        self.dict_of_choices = result.data

        if not self.dict_of_choices:
            self.show_a_popup("There is no plan data.  Go sync or remove the database and try again.")
            return

        if not isinstance(self.dict_of_choices, dict):
            self.show_a_popup("Plan data is in an invalid format.")
            return

        for plan_string, plan_id in self.dict_of_choices.items():
            self.combo_box.addItem(str(plan_string))

    def show_next(self):
        # get current selection:
        current_choice = self.combo_box.currentText()

        # which plan id is that:
        plan_id = self.dict_of_choices[current_choice]

        # save to singleton across pages:
        profile_id = int(self.update_status.current_profile_id)
        data_result = get_current_billing_data(category=PaymentCategory.INDIVIDUAL, profile_id=profile_id)

        if not data_result.valid:
            message = data_result.message
            if not message:
                message = "Error fetching data"
            self.show_a_popup(str(message))

        billing_data = data_result.data

        if billing_data:
            print(f"we have billing data: {billing_data}")
            print(f"saving plan_id to the billing data")
            billing_data.plan_id = plan_id
        else:
            message = "No Billing Data"
            self.show_a_popup(message)

        # go to next page:
        print("going to the next page")
        self.custom_window.navigator.navigate("currency_selection")

    def reverse(self):
        self.custom_window.navigator.navigate("id")


# currency_page.selected_duration 
# self.combo_box.addItems(
#     ["1 month (€1.50)", "3 months (€4.30)", "6 months (€8)", "12 months (€16)"])