use std::sync::Arc;

use nih_plug::prelude::*;

#[derive(Default)]
struct GameboyEmu {}

impl Plugin for GameboyEmu {
    const NAME: &'static str = "Gameboy";

    const VENDOR: &'static str = "Alex Janka";

    const URL: &'static str = "alexjanka.com";

    const EMAIL: &'static str = "alex@alexjanka.com";

    const VERSION: &'static str = "0.1";

    const AUDIO_IO_LAYOUTS: &'static [AudioIOLayout] = &[
        AudioIOLayout {
            main_input_channels: NonZeroU32::new(2),
            main_output_channels: NonZeroU32::new(2),

            aux_input_ports: &[],
            aux_output_ports: &[],

            // Individual ports and the layout as a whole can be named here. By default these names
            // are generated as needed. This layout will be called 'Stereo', while the other one is
            // given the name 'Mono' based no the number of input and output channels.
            names: PortNames::const_default(),
        },
        AudioIOLayout {
            main_input_channels: NonZeroU32::new(1),
            main_output_channels: NonZeroU32::new(1),
            ..AudioIOLayout::const_default()
        },
    ];

    type SysExMessage = ();

    type BackgroundTask = ();

    fn params(&self) -> Arc<dyn Params> {
        todo!()
    }

    fn process(
        &mut self,
        buffer: &mut Buffer,
        aux: &mut AuxiliaryBuffers,
        context: &mut impl ProcessContext<Self>,
    ) -> ProcessStatus {
        todo!()
    }
}

impl Vst3Plugin for GameboyEmu {
    const VST3_CLASS_ID: [u8; 16] = *b"alexjankagbemul8";

    const VST3_SUBCATEGORIES: &'static [Vst3SubCategory] =
        &[Vst3SubCategory::External, Vst3SubCategory::Instrument];
}

impl ClapPlugin for GameboyEmu {
    const CLAP_ID: &'static str = "com.alexjanka.GameboyEmu-rs";

    const CLAP_DESCRIPTION: Option<&'static str> = None;

    const CLAP_MANUAL_URL: Option<&'static str> = None;

    const CLAP_SUPPORT_URL: Option<&'static str> = None;

    const CLAP_FEATURES: &'static [ClapFeature] = &[
        ClapFeature::AudioEffect,
        ClapFeature::Stereo,
        ClapFeature::Mono,
        ClapFeature::Utility,
    ];
}

// nih_export_clap!(GameboyEmu);
nih_export_vst3!(GameboyEmu);