use crate::priv_prelude::*;

wrap_gst!(Pad, gstreamer::Pad);

impl Pad {
    #[track_caller]
    pub fn ghost(target: &Pad) -> Result<Pad> {
        let ghost_pad = gstreamer::GhostPad::with_target(&target.inner)
            .change_context(Error)
            .attach("Failed to create ghost pad")?;
        Ok(Pad {
            inner: ghost_pad.upcast(),
        })
    }

    #[track_caller]
    pub fn link(&self, peer: &Pad) -> Result<()> {
        use gstreamer::prelude::*;
        self.inner
            .link(&peer.inner)
            .change_context(Error)
            .attach("Failed to link pads")?;
        Ok(())
    }

    #[track_caller]
    pub fn current_caps(&self) -> Result<Caps> {
        let caps = self
            .inner
            .current_caps()
            .ok_or(Error)
            .attach("Failed to get pad caps")?;
        Ok(Caps { inner: caps })
    }

    #[track_caller]
    pub fn activate(&self, activate: bool) -> Result<()> {
        use gstreamer::prelude::*;
        self.inner
            .set_active(activate)
            .change_context(Error)
            .attach("Failed to set_active pad")?;
        Ok(())
    }
}