controller.h

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//
// Created by 彭郑威 on 2022/4/29.
//
 
#ifndef PONYPLAYER_CONTROLLER_H
#define PONYPLAYER_CONTROLLER_H
 
#include <QObject>
#include <QThread>
#include <QDebug>
#include "playlist.h"
#include "info_accessor.h"
 
class Controller : public QObject {
Q_OBJECT
    Q_PROPERTY(QVariantList recentFiles READ getRecentFiles NOTIFY recentFilesChanged)
    QThread listOPThread;
 
private:
    QList<simpleListItem *> result;
    PlayListItem *playListItemResult;
 
public:
    explicit Controller(QObject *parent = nullptr);
 
    ~Controller();
 
    Q_INVOKABLE QVariantList getSimpleListItemList();
 
    // 获取最近打开的文件
    Q_INVOKABLE QVariantList getRecentFiles();
 
    // 向最近打开的文件中写入最新的
    Q_INVOKABLE void updateRecentFile(QString filePath);
 
    Q_INVOKABLE QVariantMap getListItemInfo();
 
public slots:
 
    void getInsertRst(int resultCode) {
        if (resultCode == 0)
            qDebug() << "Insert to MediaLib Success!\n";
        else
            qDebug() << "Insert to MediaLib Fail!\n";
    }
 
    void getRemoveRst(int resultCode) {
        if (resultCode == 0)
            qDebug() << "Remove from MediaLib Success!\n";
        else
            qDebug() << "Remove from MediaLib Fail!\n";
    }
 
    void getSearchRst(PlayListItem *resultItem) {
        if (!resultItem)
            qDebug() << "Search Find!\n";
        else
            qDebug() << "Search Fail!\n";
    }
 
    void getExtractRst(QList<simpleListItem *> rst) {
        result.clear();
 
        for (int i = 0; i < rst.size(); i++) {
            result.append(rst[i]);
        }
        emit finishExtractItems();
    }
 
    void getInfoRst(PlayListItem *rst) {
        playListItemResult = rst;
        emit finishGetInfo();
    }
 
    QString getFile(QString filename, QString path) {
        PlayListItem *info = new PlayListItem;
        info->setFileName(filename);
        info->setPath(path);
        QString iconPath = infoAccessor::getInfo(path, *info);
        qDebug() << "文件:" << info->getFileName();
        qDebug() << "路径:" << info->getPath();
        qDebug() << "帧率:" << info->getFrameRate();
        qDebug() << "比特率:" << info->getBitRate();
        qDebug() << "视频流大小:" << info->getVideoSize();
        qDebug() << "画面尺寸:" << info->getVideoWidth() << "*" << info->getVideoHeight();
        qDebug() << "视频格式:" << info->getVideoFormat();
        qDebug() << "音频格式:" << info->getAudioFormat();
        qDebug() << "音频平均比特率:" << info->getAudioAverageBitRate();
        qDebug() << "音频通道数:" << info->getChannelNumbers();
        qDebug() << "音频采样率:" << info->getSampleRate();
        qDebug() << "音频流大小:" << info->getAudioSize();
        qDebug() << "流数量:" << info->getStreamNumbers();
        emit insertItem(info);
        return iconPath;
    }
 
    void sendExtractRequirement() { emit extractRequirement(); }
 
    void sendRemoveRequirement(QString filepath, QString iconPath) { emit removeRequirement(filepath); }
 
    void sendGetInfoRequirement(QString filepath) { emit getInfoRequirement(filepath); }
 
signals:
 
    //发送信号触发线程
    void insertItem(PlayListItem *item);
 
    void removeItem(PlayListItem *item);
 
    void searchItem(QString primaryKey);
 
    void extractRequirement();   // 向 PlayList 发送的提取请求
 
    void finishExtractItems();   // 向 qml 发送的提取完毕的信号
 
    void removeRequirement(QString path);   // 向 PlayList 发送的删除请求
 
    void getInfoRequirement(QString path);  // 向 PLayList 发送获取信息请求
 
    void finishGetInfo();  // 向 qml 发送查找完毕的信号
 
    void recentFilesChanged();
};
 
#endif //PONYPLAYER_CONTROLLER_H