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use crate::{
    event_loop::{EventLoopBuilder, EventLoopWindowTarget},
    monitor::MonitorHandle,
    window::{Window, WindowBuilder},
};

use crate::platform_impl::{ApplicationName, Backend};

pub use crate::window::Theme;

/// Additional methods on [`EventLoopWindowTarget`] that are specific to Wayland.
pub trait EventLoopWindowTargetExtWayland {
    /// True if the [`EventLoopWindowTarget`] uses Wayland.
    fn is_wayland(&self) -> bool;
}

impl<T> EventLoopWindowTargetExtWayland for EventLoopWindowTarget<T> {
    #[inline]
    fn is_wayland(&self) -> bool {
        self.p.is_wayland()
    }
}

/// Additional methods on [`EventLoopBuilder`] that are specific to Wayland.
pub trait EventLoopBuilderExtWayland {
    /// Force using Wayland.
    fn with_wayland(&mut self) -> &mut Self;

    /// Whether to allow the event loop to be created off of the main thread.
    ///
    /// By default, the window is only allowed to be created on the main
    /// thread, to make platform compatibility easier.
    fn with_any_thread(&mut self, any_thread: bool) -> &mut Self;
}

impl<T> EventLoopBuilderExtWayland for EventLoopBuilder<T> {
    #[inline]
    fn with_wayland(&mut self) -> &mut Self {
        self.platform_specific.forced_backend = Some(Backend::Wayland);
        self
    }

    #[inline]
    fn with_any_thread(&mut self, any_thread: bool) -> &mut Self {
        self.platform_specific.any_thread = any_thread;
        self
    }
}

/// Additional methods on [`Window`] that are specific to Wayland.
pub trait WindowExtWayland {}

impl WindowExtWayland for Window {}

/// Additional methods on [`WindowBuilder`] that are specific to Wayland.
pub trait WindowBuilderExtWayland {
    /// Build window with the given name.
    ///
    /// The `general` name sets an application ID, which should match the `.desktop`
    /// file destributed with your program. The `instance` is a `no-op`.
    ///
    /// For details about application ID conventions, see the
    /// [Desktop Entry Spec](https://specifications.freedesktop.org/desktop-entry-spec/desktop-entry-spec-latest.html#desktop-file-id)
    fn with_name(self, general: impl Into<String>, instance: impl Into<String>) -> Self;
}

impl WindowBuilderExtWayland for WindowBuilder {
    #[inline]
    fn with_name(mut self, general: impl Into<String>, instance: impl Into<String>) -> Self {
        self.platform_specific.name = Some(ApplicationName::new(general.into(), instance.into()));
        self
    }
}

/// Additional methods on `MonitorHandle` that are specific to Wayland.
pub trait MonitorHandleExtWayland {
    /// Returns the inner identifier of the monitor.
    fn native_id(&self) -> u32;
}

impl MonitorHandleExtWayland for MonitorHandle {
    #[inline]
    fn native_id(&self) -> u32 {
        self.inner.native_identifier()
    }
}