Initial commit: XDL Twitter/X video downloader

backend/app/models.py

@@ -0,0 +1,26 @@
+"""SQLAlchemy models."""
+from datetime import datetime
+from sqlalchemy import Column, Integer, String, DateTime, BigInteger, Text
+from app.database import Base
+
+
+class Video(Base):
+    __tablename__ = "videos"
+
+    id = Column(Integer, primary_key=True, autoincrement=True)
+    task_id = Column(String(64), unique=True, index=True, nullable=False)
+    url = Column(String(512), nullable=False)
+    title = Column(String(512), default="")
+    platform = Column(String(32), default="twitter")
+    thumbnail = Column(String(1024), default="")
+    quality = Column(String(32), default="")
+    format_id = Column(String(64), default="")
+    filename = Column(String(512), default="")
+    file_path = Column(String(1024), default="")
+    file_size = Column(BigInteger, default=0)
+    duration = Column(Integer, default=0)
+    status = Column(String(16), default="pending")  # pending, downloading, done, error
+    error_message = Column(Text, default="")
+    progress = Column(Integer, default=0)  # 0-100
+    created_at = Column(DateTime, default=datetime.utcnow)
+    updated_at = Column(DateTime, default=datetime.utcnow, onupdate=datetime.utcnow)