use {
    crate::{
        client::{Client, ClientError},
        globals::{Global, GlobalName},
        ifs::zxdg_toplevel_decoration_v1::ZxdgToplevelDecorationV1,
        leaks::Tracker,
        object::{Object, Version},
        wire::{ZxdgDecorationManagerV1Id, zxdg_decoration_manager_v1::*},
    },
    std::rc::Rc,
    thiserror::Error,
};

pub struct ZxdgDecorationManagerV1Global {
    name: GlobalName,
}

impl ZxdgDecorationManagerV1Global {
    pub fn new(name: GlobalName) -> Self {
        Self { name }
    }

    fn bind_(
        self: Rc<Self>,
        id: ZxdgDecorationManagerV1Id,
        client: &Rc<Client>,
        version: Version,
    ) -> Result<(), ZxdgDecorationManagerV1Error> {
        let obj = Rc::new(ZxdgDecorationManagerV1 {
            id,
            client: client.clone(),
            version,
            tracker: Default::default(),
        });
        track!(client, obj);
        client.add_client_obj(&obj)?;
        Ok(())
    }
}

global_base!(
    ZxdgDecorationManagerV1Global,
    ZxdgDecorationManagerV1,
    ZxdgDecorationManagerV1Error
);

impl Global for ZxdgDecorationManagerV1Global {
    fn singleton(&self) -> bool {
        true
    }

    fn version(&self) -> u32 {
        2
    }
}

simple_add_global!(ZxdgDecorationManagerV1Global);

pub struct ZxdgDecorationManagerV1 {
    id: ZxdgDecorationManagerV1Id,
    client: Rc<Client>,
    version: Version,
    tracker: Tracker<Self>,
}

impl ZxdgDecorationManagerV1RequestHandler for ZxdgDecorationManagerV1 {
    type Error = ZxdgDecorationManagerV1Error;

    fn destroy(&self, _req: Destroy, _slf: &Rc<Self>) -> Result<(), Self::Error> {
        self.client.remove_obj(self)?;
        Ok(())
    }

    fn get_toplevel_decoration(
        &self,
        req: GetToplevelDecoration,
        _slf: &Rc<Self>,
    ) -> Result<(), Self::Error> {
        let tl = self.client.lookup(req.toplevel)?;
        let obj = Rc::new(ZxdgToplevelDecorationV1::new(
            req.id,
            &self.client,
            &tl,
            self.version,
        ));
        track!(self.client, obj);
        self.client.add_client_obj(&obj)?;
        obj.do_send_configure();
        Ok(())
    }
}

object_base! {
    self = ZxdgDecorationManagerV1;
    version = self.version;
}

impl Object for ZxdgDecorationManagerV1 {}

simple_add_obj!(ZxdgDecorationManagerV1);

#[derive(Debug, Error)]
pub enum ZxdgDecorationManagerV1Error {
    #[error(transparent)]
    ClientError(Box<ClientError>),
}
efrom!(ZxdgDecorationManagerV1Error, ClientError);