//  SPDX-FileCopyrightText: 2023 Yury Gubich <blue@macaw.me>
//  SPDX-License-Identifier: GPL-3.0-or-later

#include "response.h"

constexpr std::array<std::string_view, static_cast<uint8_t>(Response::Status::__size)> statusCodes = {
    "Status: 200 OK",
    "Status: 404 Not Found",
    "Status: 405 Method Not Allowed",
    "Status: 500 Internal Error"
};

constexpr std::array<std::string_view, static_cast<uint8_t>(Response::ContentType::__size)> contentTypes = {
    "Content-type: text/plain",
    "Content-type: application/json"
};

Response::Response(Request& request):
    request(request),
    status(Status::ok),
    type(ContentType::text),
    body()
{}

Response::Response(Request& request, Status status):
    request(request),
    status(status),
    type(ContentType::text),
    body()
{}

void Response::send() const {
    // OStream out = status == Status::ok ?
    //     request.getOutputStream() :
    //     request.getErrorStream();
    OStream out = request.getOutputStream(this);

    out << statusCodes[static_cast<uint8_t>(status)];
    if (!body.empty())
        out << '\n'
        << contentTypes[static_cast<uint8_t>(type)]
        << '\n'
        << '\n'
        << body;

    request.responseIsComplete(this);
}

void Response::setBody(const std::string& body) {
    type = ContentType::text;
    Response::body = body;
}

void Response::setBody(const nlohmann::json& body) {
    type = ContentType::json;
    Response::body = body.dump();
}