// emoteprovider.h
#ifndef EMOTEPROVIDER_H
#define EMOTEPROVIDER_H

#include <QObject>
#include <QList>
#include <QString>
#include <QNetworkAccessManager>
#include <QNetworkReply>
#include <functional>

enum LogLevelemt {
    LOG_INFO = 0,
    LOG_WARNING = 1,
    LOG_ERROR = 2,
    LOG_DEBUG = 3

};

using LogCallback = std::function<void(const QString& module,
                                       const QString& method,
                                       const QString& message,
                                       LogLevelemt level)>;

struct BTTVEmote {
    QString id;
    QString code;
    QString url() const {
        return QString("https://cdn.betterttv.net/emote/%1/1x").arg(id);
    }
};

struct SevenTVEmote {
    QString id;
    QString code;
    QString url;
};

// Абстрактный базовый класс для провайдеров эмодзи
class EmoteProvider : public QObject {
    Q_OBJECT
public:
    explicit EmoteProvider(QObject *parent = nullptr);
    virtual ~EmoteProvider();

    void setLogCallback(LogCallback callback);
    virtual void fetchGlobal() = 0;
    virtual void fetchCustom(const QString &userId) = 0;
    virtual QString getEmoteUrl(const QString &emoteName) = 0;
    virtual QString cleanMessage(const QString& message) const = 0;

signals:
    void emotesLoaded();

protected:
    void log(const QString &method, const QString &message, LogLevelemt level);
    virtual QString getBaseUrl() const = 0;
    virtual void parseGlobalResponse(const QByteArray &data) = 0;
    virtual void parseCustomResponse(const QByteArray &data, const QString &userId) = 0;

    QNetworkAccessManager *m_networkManager;
    LogCallback m_logCallback;
};

// Провайдер для BetterTTV
class BTTVProvider : public EmoteProvider {
    Q_OBJECT
public:
    explicit BTTVProvider(QObject *parent = nullptr);
    ~BTTVProvider();

    void fetchGlobal() override;
    void fetchCustom(const QString &userId) override;
    QString getEmoteUrl(const QString &emoteName) override;
    QString cleanMessage(const QString& message) const override;

private slots:
    void onGlobalReplyFinished(QNetworkReply *reply);
    void onCustomReplyFinished(QNetworkReply *reply);

private:
    QString getBaseUrl() const override { return "https://api.betterttv.net/3/cached/"; }
    void parseGlobalResponse(const QByteArray &data) override;
    void parseCustomResponse(const QByteArray &data, const QString &userId) override;

    QList<BTTVEmote> m_emotes;
    QString m_lastUserId;
};

// Провайдер для 7TV
class SevenTVProvider : public EmoteProvider {
    Q_OBJECT
public:
    explicit SevenTVProvider(QObject *parent = nullptr);
    ~SevenTVProvider();

    void fetchGlobal() override;
    void fetchCustom(const QString &userId) override;
    QString getEmoteUrl(const QString &emoteName) override;
    QString cleanMessage(const QString& message) const override;

private slots:
    void onGlobalReplyFinished(QNetworkReply *reply);
    void onCustomReplyFinished(QNetworkReply *reply);

private:
    QString getBaseUrl() const override { return "https://api.7tv.app/v3/"; }
    void parseGlobalResponse(const QByteArray &data) override;
    void parseCustomResponse(const QByteArray &data, const QString &userId) override;

    QList<SevenTVEmote> m_emotes;
    QString m_lastUserId;
};

#endif // EMOTEPROVIDER_H