Files
yu-zhi-ran/platform/backend/app/main.py
T
Yuzhiran Dev 1855f190f5 配置全面迁移数据库:PromptConfig、TaskConfig动态调度、敏感词/清洗规则/趋势映射/平台标签/痛点模板全部可编辑
- 新增 PromptConfig 模型 + API,支持提示词在线编辑(16条默认)
- 调度器动态读取 TaskConfig.schedule,admin 可调执行时间
- 新增 KeywordDomainMap、SensitiveWord、ContentCleanRule、TrendFieldMapping 表
- DOMAINS、TREND_DOMAIN_MAP、PLATFORM_TAGS、china_pains、RSS关键词、priority_weights 全部迁移到 DB
- tasks.html 重构:卡片网格+配置/产出/历史/提示词四个Tab,折叠显示
- 清理冗余代码:DEFAULT_PROMPTS死代码、collector.py unreachable代码、compliance_checker bug
- strip_thinking_html 改用 DB 规则优先
2026-05-22 11:18:23 +08:00

139 lines
4.7 KiB
Python

import logging
from fastapi import FastAPI, Depends, HTTPException, Request
from fastapi.middleware.cors import CORSMiddleware
from fastapi.staticfiles import StaticFiles
from fastapi.responses import FileResponse
from sqlalchemy.orm import Session
from datetime import datetime
from pathlib import Path
from .database import engine, get_db, init_db
from .models import Base
from .api import topics, system, articles, publishing, auth, admin, audit, optimizer_logs, cases, task_logs, task_configs, prompt_configs, llm_configs, system_configs, topic_config, calendar, metrics, assets, tasks, platform_config, collector_mgmt, assistant, config_items
from .initial_data import import_initial_data
from .core.scheduler import scheduler
app = FastAPI(title="宇之然内容创作平台", version="0.1.0")
logger = logging.getLogger(__name__)
@app.on_event("startup")
def start_scheduler():
scheduler.start()
logger.info("Background scheduler started")
@app.on_event("shutdown")
def stop_scheduler():
scheduler.shutdown()
logger.info("Background scheduler shut down")
# CORS - local-only origins
_local_origins = [
"http://localhost:8001",
"http://127.0.0.1:8001",
"http://localhost:8000",
"http://127.0.0.1:8000",
]
app.add_middleware(
CORSMiddleware,
allow_origins=_local_origins,
allow_credentials=True,
allow_methods=["*"],
allow_headers=["*"],
)
# 初始化数据库
Base.metadata.create_all(bind=engine)
init_db()
import_initial_data()
# 清理超时任务(运行超过 1 小时的任务视为故障)
from datetime import datetime, timezone, timedelta
from .database import SessionLocal
from .models import ContentTask
try:
cleanup_db = SessionLocal()
cutoff = datetime.now(timezone.utc) - timedelta(hours=1)
stale = cleanup_db.query(ContentTask).filter(
ContentTask.status == "running",
ContentTask.started_at.isnot(None),
ContentTask.started_at < cutoff
).all()
for t in stale:
t.status = "failed"
t.error_msg = "任务超时(服务重启导致状态丢失)"
if t.started_at:
t.duration = int((datetime.now(timezone.utc) - t.started_at).total_seconds())
logger.warning(f"标记超时任务: {t.task_id}")
if stale:
cleanup_db.commit()
logger.info(f"已清理 {len(stale)} 个超时任务")
cleanup_db.close()
except Exception as e:
logger.warning(f"任务清理失败: {e}")
# 注册 API 路由
app.include_router(topics.router)
app.include_router(system.router)
app.include_router(articles.router)
app.include_router(publishing.router)
app.include_router(auth.router)
app.include_router(admin.router)
app.include_router(audit.router)
app.include_router(optimizer_logs.router)
app.include_router(cases.router)
app.include_router(task_configs.router)
app.include_router(prompt_configs.router)
app.include_router(task_logs.router)
app.include_router(llm_configs.router)
app.include_router(system_configs.router)
app.include_router(topic_config.router)
app.include_router(calendar.router)
app.include_router(metrics.router)
app.include_router(assets.router)
app.include_router(tasks.router)
app.include_router(platform_config.router)
app.include_router(collector_mgmt.router)
app.include_router(assistant.router)
app.include_router(config_items.router)
# 挂载自动生成的图片(必须先于前端根挂载)
PROJECT_ROOT_DIR = Path(__file__).parent.parent.parent.parent
AUTOMATION_IMAGES_DIR = PROJECT_ROOT_DIR / "automation" / "images"
if AUTOMATION_IMAGES_DIR.exists():
app.mount("/automation/images", StaticFiles(directory=str(AUTOMATION_IMAGES_DIR)), name="images")
logger.info(f"Images mounted at /automation/images from {AUTOMATION_IMAGES_DIR}")
# 挂载前端
FRONTEND_DIR = Path(__file__).parent.parent.parent / "frontend"
if FRONTEND_DIR.exists() and (FRONTEND_DIR / "index.html").exists():
app.mount("/", StaticFiles(directory=str(FRONTEND_DIR), html=True), name="frontend")
logger.info(f"Frontend mounted at / from {FRONTEND_DIR}")
# SW 特殊处理
sw_path = FRONTEND_DIR / "sw.js"
if sw_path.exists():
@app.get("/sw.js")
async def service_worker():
return FileResponse(
sw_path,
media_type="application/javascript",
headers={"Cache-Control": "no-cache", "Service-Worker-Allowed": "/"}
)
# 离线页面
offline_path = FRONTEND_DIR / "offline.html"
if offline_path.exists():
@app.get("/offline.html")
async def offline_page():
return FileResponse(offline_path, media_type="text/html")
else:
@app.get("/")
def root():
return {"service": "API only", "docs": "/docs"}
if __name__ == "__main__":
import uvicorn
uvicorn.run("app.main:app", host="0.0.0.0", port=8001)