/*
    This file is part of keks-meet (https://codeberg.org/metamuffin/keks-meet)
    which is licensed under the GNU Affero General Public License (version 3); see /COPYING.
    Copyright (C) 2022 metamuffin <metamuffin@disroot.org>
*/
use serde::{Deserialize, Serialize};
use webrtc::ice_transport::ice_candidate::RTCIceCandidateInit;

pub type Sdp = String;

#[derive(Debug, Clone, Serialize, Deserialize)]
#[serde(rename_all = "snake_case")]
pub enum ClientboundPacket {
    Init { your_id: usize, version: String },
    ClientJoin { id: usize },
    ClientLeave { id: usize },
    Message { sender: usize, message: String },
}

#[derive(Debug, Clone, Serialize, Deserialize)]
#[serde(rename_all = "snake_case")]
pub enum ServerboundPacket {
    Ping,
    Relay {
        recipient: Option<usize>,
        message: String,
    },
}

#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct RelayMessageWrapper {
    pub sender: usize, // redundant, but ensures the server didnt cheat
    pub inner: RelayMessage,
}

#[derive(Debug, Clone, Serialize, Deserialize)]
#[serde(rename_all = "snake_case")]
pub enum RelayMessage {
    Chat(ChatMesssage),
    Identify { username: String },

    Provide(ProvideInfo),
    Request { id: String },
    ProvideStop { id: String },
    RequestStop { id: String },

    Offer(Sdp),
    Answer(Sdp),
    IceCandidate(RTCIceCandidateInit),
}

#[derive(Debug, Clone, Serialize, Deserialize)]
#[serde(rename_all = "snake_case")]
pub enum ChatMesssage {
    Text(String),
    Image(String),
}

#[derive(Debug, Clone, Serialize, Deserialize)]
#[serde(rename_all = "snake_case")]
pub enum TrackKind {
    Audio,
    Video,
}

#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct ProvideInfo {
    pub id: String,
    pub kind: String, // not an enum so we dont fail if we dont support it
    pub track_kind: Option<TrackKind>,
    pub label: Option<String>,
    pub size: Option<usize>,
}