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// Take a look at the license at the top of the repository in the LICENSE file.

use glib::{prelude::*, translate::*};

use crate::{ffi, RTSPMedia};

mod sealed {
    pub trait Sealed {}
    impl<T: super::IsA<super::RTSPMedia>> Sealed for T {}
}

pub trait RTSPMediaExtManual: sealed::Sealed + IsA<RTSPMedia> + 'static {
    /// Set `pipeline` as the [`gst::Pipeline`][crate::gst::Pipeline] for `self`. Ownership is
    /// taken of `pipeline`.
    /// ## `pipeline`
    /// a [`gst::Pipeline`][crate::gst::Pipeline]
    #[doc(alias = "gst_rtsp_media_take_pipeline")]
    fn take_pipeline(&self, pipeline: impl IsA<gst::Pipeline>) {
        unsafe {
            let pipeline = pipeline.upcast().into_glib_ptr();
            // See https://gitlab.freedesktop.org/gstreamer/gst-rtsp-server/merge_requests/109
            glib::gobject_ffi::g_object_force_floating(pipeline as *mut _);
            ffi::gst_rtsp_media_take_pipeline(self.as_ref().to_glib_none().0, pipeline);
            if glib::gobject_ffi::g_object_is_floating(pipeline as *mut _) != glib::ffi::GFALSE {
                glib::gobject_ffi::g_object_ref_sink(pipeline as *mut _);
            }
        }
    }
}

impl<O: IsA<RTSPMedia>> RTSPMediaExtManual for O {}