#ifndef ECLIPT_PLAYLIST_H
#define ECLIPT_PLAYLIST_H

#include <string>
#include <vector>
#include <cstdint>
#include <memory>
#include <functional>

namespace eclipt {

enum class PlaylistType {
    M3U,
    M3U8,
    PLS,
    EXT
};

struct StreamInfo {
    int index = -1;
    std::string name;
    std::string language;
    std::string codec;
    int bandwidth = 0;
    std::string url;
    std::string group;
    bool is_default = false;
    bool is_selected = false;
};

struct PlaylistItem {
    std::string name;
    std::string url;
    std::string tvg_name;
    std::string tvg_id;
    std::string group;
    int tvg_logo = 0;
    int64_t duration = -1;
    bool is_live = false;
    std::vector<StreamInfo> streams;
};

struct Playlist {
    std::string name;
    PlaylistType type = PlaylistType::M3U;
    std::vector<PlaylistItem> items;
    std::string base_url;
    
    Playlist() = default;
    bool loadFromFile(const std::string& path);
    bool loadFromString(const std::string& content);
    bool loadFromUrl(const std::string& url);
    
    std::vector<PlaylistItem> getLiveStreams() const;
    std::vector<PlaylistItem> getByGroup(const std::string& group) const;
    PlaylistItem* findById(const std::string& id);
};

class IPlaylistParser {
public:
    virtual ~IPlaylistParser() = default;
    virtual bool parse(const std::string& content, Playlist& playlist) = 0;
    virtual std::string getLastError() const = 0;
};

class M3UParser : public IPlaylistParser {
public:
    bool parse(const std::string& content, Playlist& playlist) override;
    std::string getLastError() const override { return last_error_; }
    
private:
    std::string last_error_;
    bool parseExtInf(const std::string& line, PlaylistItem& item);
    bool parseAttribute(const std::string& attr, std::string& key, std::string& value);
};

}
#endif