syntax = "proto3";

package burrowweb;

// TODO: Frontend sends slack token → receive JWT
// TODO: create/delete/list routes

service BurrowWeb {
    rpc SlackAuth (SlackAuthRequest) returns (JWTInfo);
    // Server assigns a IP address, generates a token, saves a user entry,
    // then responds back with WireGuard configuration
    rpc CreateDevice (CreateDeviceRequest) returns (CreateDeviceResponse);
    rpc DeleteDevice (JWTInfo) returns (Empty);
    rpc ListDevices (JWTInfo) returns (ListDevicesResponse);
    rpc Status(Empty) returns (ServerStatus);
}

message Peer {
    string public_key = 1;
    optional string preshared_key = 2;
    repeated string allowed_ips = 3;
    string endpoint = 4;
    optional uint32 persistent_keepalive = 5;
    optional string name = 6;
}

message InterfaceConfig {
    // Does not include private key; the client is responsible for generating & persisting that
    repeated string address = 1;
    optional uint32 listen_port = 2;
    repeated string dns = 3;
    optional uint32 mtu = 4;
}

message Device {
    int32 id = 1;
    optional string name = 2;
    string public_key = 3;
    optional string apns_token = 4;
    int32 user_id = 5;
    string created_at = 6;
    string ipv4 = 7;
    string ipv6 = 8;
    string access_token = 9;
    string refresh_token = 10;
    string expires_at = 11;
}

message User {
    int32 id = 1;
    string created_at = 2;
}

message UserConnection {
    int32 user_id = 1;
    string openid_provider = 2;
    string openid_user_id = 3;
    string openid_user_name = 4;
    string access_token = 5;
    string refresh_token = 6;
}


message Config {
    InterfaceConfig interface = 1;
    repeated Peer peers = 2;
}


message Empty {}

message SlackAuthRequest {
    string slack_token = 1;
}

message JWTInfo {
    string jwt = 1;
}

message CreateDeviceRequest {
    JWTInfo jwt = 1;
    string public_key = 2; // User's specified WG Public Key
}

message CreateDeviceResponse {
    Config wg_config = 1;
}

message ListDevicesResponse {
    repeated Device devices = 1;
}

message ServerStatus {
    string status = 1;
}