type "ChatParams" {
    struct {
        field "room_id" {
            primitive "string"
        }
    }
}

type "ChatClientMessage" {
    struct {
        field "text" {
            primitive "string"
        }
    }
}

type "ChatServerMessage" {
    struct {
        field "text" {
            primitive "string"
        }
        field "from_user" {
            primitive "string"
        }
    }
}

type "NotificationsServerMessage" {
    struct {
        field "body" {
            primitive "string"
        }
    }
}

channel "chat" {
    pascal-name "Chat"
    params "ChatParams"
    client-message "ChatClientMessage"
    server-message "ChatServerMessage"
}

channel "notifications" {
    pascal-name "Notifications"
    server-message "NotificationsServerMessage"
}