
from PySide6.QtCore import QThread, Signal

class YouTubeThread(QThread):
    progress_signal = Signal(int)
    result_signal = Signal(object)
    error_signal = Signal(str)

    def __init__(self, url):
        super().__init__()
        self.url = url

    def run(self):
        try:
            # Simulate progress update (replace with real download logic)
            for i in range(1, 101, 10):
                self.msleep(50)
                self.progress_signal.emit(i)

            # Simulate a Video result object (you'd replace this with real parsing)
            from types import SimpleNamespace
            video = SimpleNamespace(
                name="Sample Video",
                size_text="25 MB",
                type="Video",
                protocol="HTTP",
                resumable=True,
                thumbnail_url="https://via.placeholder.com/150",
                stream_names=["360p", "720p", "1080p"],
                formats=["MP4", "WEBM"]
            )
            self.result_signal.emit(video)

        except Exception as e:
            self.error_signal.emit(str(e))
