import flet as ft
import xmlhandler


def main(page: ft.Page):
    ## Funkktionen
    def open_url(url):
        page.launch_url(url)

    def create_overview(category):
        magazine.clear()
        for item in bookshelf_dict["PUBS"][category]["ITEM"]:
            if type(item["TITLE"]) == list:  # überspringe beginnerguide 4th edition
                continue
            magazine.append(
                ft.Container(
                    content=ft.Row(
                        controls=[
                            ft.Column(
                                controls=[
                                    ft.Image(src=item["COVER"], width=100),
                                    ft.FloatingActionButton(
                                        "PDF",
                                        width=100,
                                        on_click=lambda _: open_url(page, item["PDF"]),
                                    ),
                                ],
                            ),
                            ft.Column(
                                controls=[
                                    ft.Text(item["TITLE"], max_lines=2),
                                    ft.Text(item["DESC"], size=12, max_lines=-1),
                                ],
                                expand=True,
                            ),
                        ],
                    ),
                    bgcolor=ft.colors.INDIGO_600,
                    border_radius=8,
                    padding=6,
                )
            )

    def navigationbar_change(e):
        category = categorys[e.control.selected_index]
        create_overview(category)
        page.update()

    ## Variablen
    magazine = []
    category = "MAGPI"
    categorys = ["MAGPI", "HACKSPACE", "BOOKS"]

    def reload(e=None):
        global bookshelf_dict
        bookshelf_dict = xmlhandler.reload()
        create_overview(category)

        print("reloaded")

    reload()

    page.scroll = True
    page.theme_mode = ft.ThemeMode.DARK
    page.navigation_bar = ft.NavigationBar(
        destinations=[
            ft.NavigationBarDestination(icon=ft.icons.BOOK, label="MagPi"),
            ft.NavigationBarDestination(icon=ft.icons.BOOK, label="Hackspace"),
            ft.NavigationBarDestination(icon=ft.icons.BOOK, label="Books"),
        ],
        on_change=navigationbar_change,
    )
    page.appbar = ft.AppBar(
        # leading_width=40,
        title=ft.Text("RBookshelf"),
        center_title=True,
        bgcolor=ft.colors.SURFACE_VARIANT,
        actions=[
            ft.IconButton(ft.icons.DOWNLOAD, on_click=reload),
        ],
    )
    page.add(ft.Column(controls=magazine, spacing=10))
    page.add(page.navigation_bar)


ft.app(main)