// Copyright (C) 2023 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0+ OR GPL-3.0 WITH Qt-GPL-exception-1.0

#pragma once

#include "copilothoverhandler.h"
#include "requests/checkstatus.h"
#include "requests/getcompletions.h"
#include "requests/seteditorinfo.h"
#include "requests/signinconfirm.h"
#include "requests/signininitiate.h"
#include "requests/signout.h"

#include <languageclient/client.h>

#include <utils/filepath.h>

#include <QHash>
#include <QTemporaryDir>

namespace Copilot::Internal {

class CopilotClient : public LanguageClient::Client
{
public:
    CopilotClient(const Utils::FilePath &nodePath, const Utils::FilePath &distPath);
    ~CopilotClient() override;

    void openDocument(TextEditor::TextDocument *document) override;

    void scheduleRequest(TextEditor::TextEditorWidget *editor);
    void requestCompletions(TextEditor::TextEditorWidget *editor);
    void handleCompletions(const GetCompletionRequest::Response &response,
                           TextEditor::TextEditorWidget *editor);
    void cancelRunningRequest(TextEditor::TextEditorWidget *editor);

    void requestCheckStatus(
        bool localChecksOnly,
        std::function<void(const CheckStatusRequest::Response &response)> callback);

    void requestSignOut(std::function<void(const SignOutRequest::Response &response)> callback);

    void requestSignInInitiate(
        std::function<void(const SignInInitiateRequest::Response &response)> callback);

    void requestSignInConfirm(
        const QString &userCode,
        std::function<void(const SignInConfirmRequest::Response &response)> callback);

    bool canOpenProject(ProjectExplorer::Project *project) override;

    bool isEnabled(ProjectExplorer::Project *project);

    void proxyAuthenticationFailed();

private:
    void requestSetEditorInfo();

    QHash<TextEditor::TextEditorWidget *, GetCompletionRequest> m_runningRequests;
    struct ScheduleData
    {
        int cursorPosition = -1;
        QTimer *timer = nullptr;
    };
    QHash<TextEditor::TextEditorWidget *, ScheduleData> m_scheduledRequests;
    CopilotHoverHandler m_hoverHandler;
    bool m_isAskingForPassword{false};
};

} // namespace Copilot::Internal