use std::ops::Deref;
use gtk4 as gtk;

use gtk::{
    Box,
    Stack,
    Widget,
    Orientation,
    StackSidebar,
    StackSwitcher,
    StackTransitionType,
    prelude::{BoxExt, IsA},
};

use crate::view::components::builder_traits::{Builder, Product};

pub type Page<'a> = (&'a str, &'a str, &'a Box);

pub struct Pages{
    wrapper: Box
}

pub struct PagesBuilder{
    pages_content: Stack,
}

impl Product<PagesBuilder, Box> for Pages {

    fn builder() -> PagesBuilder {
        PagesBuilder {
            pages_content: Stack::new(),
        }
    }

    fn get(self) -> Box {
        self.wrapper
    }

}

impl Builder<Pages, Page<'_>, i32> for PagesBuilder{

    fn build(&self, build_param: i32) -> Pages {
        let stack_sidebar = StackSidebar::new();
        let stack_switcher = StackSwitcher::new();

        stack_sidebar.set_stack(&self.pages_content);
        stack_switcher.set_stack(Some(&self.pages_content));

        let wrapper = Box::new(Orientation::Horizontal, build_param);

        wrapper.append(&stack_sidebar);
        wrapper.append(&self.pages_content);

        Pages{
            wrapper
        }
    }

    fn append_item(self, item: Page) -> Self {
        self.append_page_private(item);

        self
    }

    fn append_items(self, items: Vec<Page>) -> Self {
        for item in items {
            self.append_page_private(item);
        }

        self
    }

}

impl PagesBuilder {

    fn append_page_private(
        &self,
        item: Page
    ) {
        self.pages_content.add_titled(item.2, Some(item.1), item.0);
    }

    pub fn set_transition(
        self,
        type_transition : StackTransitionType,
        duration: u32
    ) -> Self {
        self.pages_content.set_transition_type(type_transition);
        self.pages_content.set_transition_duration(duration);

        self
    }

}