inital

backend/app/models/news.py

@@ -0,0 +1,81 @@
+from datetime import datetime
+from typing import Optional, List
+from sqlalchemy import String, Text, Integer, Float, Boolean, DateTime, ForeignKey, ARRAY
+from sqlalchemy.orm import Mapped, mapped_column, relationship
+from ..database import Base
+
+
+class NewsSource(Base):
+    __tablename__ = "news_sources"
+
+    id: Mapped[int] = mapped_column(primary_key=True)
+    name: Mapped[str] = mapped_column(String(100))
+    url: Mapped[str] = mapped_column(String(500))
+    source_type: Mapped[str] = mapped_column(String(20), default="rss")  # rss | scrape
+    language: Mapped[str] = mapped_column(String(5), default="zh")       # zh | en
+    category: Mapped[Optional[str]] = mapped_column(String(50))
+    is_active: Mapped[bool] = mapped_column(Boolean, default=True)
+    created_at: Mapped[datetime] = mapped_column(DateTime, default=datetime.utcnow)
+
+    raw_news: Mapped[List["RawNews"]] = relationship(back_populates="source")
+
+
+class RawNews(Base):
+    __tablename__ = "raw_news"
+
+    id: Mapped[int] = mapped_column(primary_key=True)
+    source_id: Mapped[Optional[int]] = mapped_column(ForeignKey("news_sources.id"))
+    title: Mapped[str] = mapped_column(String(500))
+    url: Mapped[str] = mapped_column(String(1000), unique=True)
+    raw_content: Mapped[Optional[str]] = mapped_column(Text)
+    published_at: Mapped[Optional[datetime]] = mapped_column(DateTime)
+    crawled_at: Mapped[datetime] = mapped_column(DateTime, default=datetime.utcnow)
+    status: Mapped[str] = mapped_column(String(20), default="pending")  # pending|processed|skipped|error
+
+    source: Mapped[Optional["NewsSource"]] = relationship(back_populates="raw_news")
+    processed: Mapped[Optional["ProcessedNews"]] = relationship(back_populates="raw_news", uselist=False)
+
+
+class ProcessedNews(Base):
+    __tablename__ = "processed_news"
+
+    id: Mapped[int] = mapped_column(primary_key=True)
+    raw_news_id: Mapped[int] = mapped_column(ForeignKey("raw_news.id"))
+    title_zh: Mapped[str] = mapped_column(String(500))
+    summary: Mapped[str] = mapped_column(Text)
+    opinion: Mapped[Optional[str]] = mapped_column(Text)
+    keywords: Mapped[Optional[List[str]]] = mapped_column(ARRAY(String))
+    importance_score: Mapped[float] = mapped_column(Float, default=5.0)
+    importance_reason: Mapped[Optional[str]] = mapped_column(Text)
+    category: Mapped[str] = mapped_column(String(50), default="行业动态")
+    is_featured: Mapped[bool] = mapped_column(Boolean, default=False)
+    featured_rank: Mapped[Optional[int]] = mapped_column(Integer)
+    source_name: Mapped[Optional[str]] = mapped_column(String(200))
+    source_url: Mapped[Optional[str]] = mapped_column(String(1000))
+    published_at: Mapped[Optional[datetime]] = mapped_column(DateTime)
+    processed_at: Mapped[datetime] = mapped_column(DateTime, default=datetime.utcnow)
+
+    raw_news: Mapped["RawNews"] = relationship(back_populates="processed")
+
+
+class LLMConfig(Base):
+    __tablename__ = "llm_config"
+
+    id: Mapped[int] = mapped_column(primary_key=True)
+    name: Mapped[str] = mapped_column(String(100))
+    provider: Mapped[str] = mapped_column(String(50))   # openai | anthropic | qwen | deepseek | custom
+    api_key: Mapped[str] = mapped_column(String(500))
+    base_url: Mapped[str] = mapped_column(String(500))
+    model_name: Mapped[str] = mapped_column(String(200))
+    is_active: Mapped[bool] = mapped_column(Boolean, default=True)
+    created_at: Mapped[datetime] = mapped_column(DateTime, default=datetime.utcnow)
+
+
+class SystemLog(Base):
+    __tablename__ = "system_logs"
+
+    id: Mapped[int] = mapped_column(primary_key=True)
+    event_type: Mapped[str] = mapped_column(String(50))
+    message: Mapped[str] = mapped_column(Text)
+    level: Mapped[str] = mapped_column(String(20), default="INFO")
+    created_at: Mapped[datetime] = mapped_column(DateTime, default=datetime.utcnow)