#include "api/NavRequest.hpp"
#include <stdexcept>

namespace geopro::data {

namespace {
QString reasonOf(const geopro::net::ApiResponse& r) {
    return r.msg.isEmpty() ? r.rawError : r.msg;
}
}  // namespace

ApiNavRequest::ApiNavRequest(geopro::net::IApiCall* call, Parser parse, Predicate isFailure,
                             QObject* parent)
    : NavRequest(parent), call_(call), parse_(std::move(parse)), isFailure_(std::move(isFailure)) {
    QObject::connect(call, &geopro::net::IApiCall::finished, this,
                     [this](const geopro::net::ApiResponse& resp) {
        if (aborted_) return;                       // §5.0 入口守卫
        if (isFailure_(resp)) {
            emit failed(reasonOf(resp));
            deleteLater();
            return;
        }
        QVariant out;
        try {
            out = parse_(resp);                     // 仅解析在 try 内（下游 done 处理器抛出不误报）
        } catch (const std::exception& e) {
            emit failed(QString::fromUtf8(e.what()));
            deleteLater();
            return;
        } catch (...) {
            emit failed(QStringLiteral("解析失败：未知异常"));
            deleteLater();
            return;
        }
        emit done(out);
        deleteLater();
    });
}

void ApiNavRequest::abort() {
    if (aborted_) return;
    aborted_ = true;
    if (call_) call_->abort();
    deleteLater();
}

}  // namespace geopro::data