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lib/playlist-controller.hpp

@@ -0,0 +1,60 @@
+#pragma once
+
+#include <QObject>
+#include <QString>
+#include <QUrl>
+#include <format>
+#include <qcoreapplication.h>
+#include <vector>
+#include "logger.hpp"
+
+class PlaylistController : public QObject {
+  Q_OBJECT
+  Q_PROPERTY(QUrl currentVideoSource READ currentVideoSource NOTIFY
+                 currentVideoSourceChanged)
+
+public:
+  explicit PlaylistController(QObject *parent = nullptr) : QObject(parent) {}
+
+  QUrl currentVideoSource() const { return m_currentVideoSource; }
+
+  Q_INVOKABLE void loadNextVideo() {
+    if (m_queue.size() == 0) {
+      Logger::info("Nothing left to play");
+      m_playing = false;
+      return;
+    }
+
+    QString video = m_queue.front();
+    Logger::info(std::format("Playing: {} in video {}", video.toStdString(), 1));
+    m_queue.erase(m_queue.begin());
+
+    QUrl newUrl = QUrl::fromLocalFile(video);
+    if (m_currentVideoSource != newUrl) {
+      m_currentVideoSource = newUrl;
+      emit currentVideoSourceChanged();
+    }
+  }
+  
+  // Tengo que rehacer esto en algun momento para que tome la url y la procese en otro thread
+  // Y ya que me pongo con ello usar el doble buffer y permitir cargar listas enteras
+  Q_INVOKABLE void addToQueue(const QString path) {
+    int n_elements = m_queue.size();
+
+    m_queue.push_back(path);
+    Logger::info(std::format("Adding: {}", path.toStdString()));
+
+    if (n_elements == 0 && !m_playing) {
+      m_playing = true;
+      loadNextVideo();
+    }
+  }
+
+signals:
+  void currentVideoSourceChanged();
+
+private:
+  bool m_playing = false;
+  std::vector<QString> m_queue = std::vector<QString>();
+  QUrl m_currentVideoSource = QString("");
+};