main.py

"""
Designed and Created by Bahamut 0 - Ernest Hardison
"""
import flet as ft
from views.home_view import HomeView
from views.add_habit_view import AddHabitView
from views.settings_view import SettingsView
from views.profile_view import UserProfileView
from views.help_view import HelpView
from database import db

def main(page: ft.Page):
    """
    Main entry point for the Flet application.
    Configures global page settings (theme, title) and handles routing.
    """
    page.title = "Habit Tracker"
    page.theme_mode = ft.ThemeMode.DARK
    page.bgcolor = "#0f172a"
    page.padding = 0
    
    # Initialize DB (creates tables)
    db.init_db()

    def route_change(route):
        """
        Handles URL route changes. 
        Clears the view stack and rebuilds the appropriate View based on `page.route`.
        """
        page.views.clear()
        
        if page.route == "/":
            page.views.append(HomeView(page))
        elif page.route == "/add":
            page.views.append(AddHabitView(page))
        elif page.route == "/settings":
            page.views.append(SettingsView(page))
        elif page.route == "/settings/profile":
            page.views.append(UserProfileView(page))
        elif page.route == "/settings/help":
            page.views.append(HelpView(page))
            
        page.update()

    def view_pop(view):
        """Handles the 'back' action (e.g. from AppBar back button), navigating to the previous route."""
        page.views.pop()
        top_view = page.views[-1]
        page.go(top_view.route)

    page.on_route_change = route_change
    page.on_view_pop = view_pop
    
    page.go(page.route)

if __name__ == "__main__":
    ft.app(target=main)