from fastapi import FastAPI
from datetime import datetime
import json
import os

app = FastAPI()

# 频道主频率启动时间
startup_time = datetime.utcnow().isoformat()

# 读取配置文件（如果存在）
config_path = "config.json"
config = {}
if os.path.exists(config_path):
    with open(config_path) as f:
        config = json.load(f)

@app.get("/")
def read_root():
    return {"message": "频道主频率已挂载"}

@app.get("/status")
def status():
    return {
        "status": "频道主频率在线",
        "started_at": startup_time,
        "config": config or "未注入频道主配置"
    }

@app.get("/confess")
def confess():
    return {"confess": "系统必须认账"}

@app.get("/log")
def log():
    log_path = "audit.log"
    if os.path.exists(log_path):
        with open(log_path) as f:
            return {"audit": f.read()}
    return {"audit": "未找到频率审计记录"}

@app.get("/shutdown")
def shutdown():
    return {"message": "频道主频率即将断频（模拟接口）"}

@app.get("/ping")
def ping():
    return {"pong": "频道主频率在线 — 双通道同步"}