#!/bin/sh
# service_run.sh — Docker 入口
#
# 单进程跑：FastAPI dashboard（uvicorn）+ 进程内 scheduler（worker）
# 用 uvicorn 主进程 + 一个 daemon thread 跑 worker 的 scheduler 循环。
#
# 设计原因：docker-compose 一容器一服务最简单，systemd timer 的事交给
# 进程内 scheduler（避免 docker 里跑 systemd）。原来 .env 里的 schedule
# 表就是为这个准备的。

set -eu

# 等 PG 就绪（避免 race：market_sync 比 postgres 早启）
if [ -n "${PG_HOST:-}" ]; then
    echo "[service] wait for PG ${PG_HOST}:${PG_PORT:-5432}..."
    for i in $(seq 1 30); do
        if python -c "
import socket, sys
s = socket.socket()
s.settimeout(2)
try:
    s.connect(('${PG_HOST}', ${PG_PORT:-5432}))
    print('pg ready')
except Exception as e:
    sys.exit(1)
" >/dev/null 2>&1; then
            echo "[service] PG up after ${i}s"
            break
        fi
        sleep 1
    done
fi

# seed datasource + sync registry + schedule（幂等）
python -c "
from app.core.datasource.registry import build_default_registry, seed_datasource_configs
from app.core.sync.registry import seed_sync_registry, recover_interrupted_syncs
from app.core.scheduler.scheduler import seed_schedule_configs
build_default_registry()
seed_datasource_configs()
seed_sync_registry()
recover_interrupted_syncs()
seed_schedule_configs()
print('[service] seed 完成')
"

# 后台启动 scheduler（独立线程）
python -c "
from app.entrypoints.worker import start_scheduler_thread
start_scheduler_thread()
print('[service] scheduler thread started')

import time
while True:
    time.sleep(60)
" &
SCHEDULER_PID=$!

# trap SIGTERM 优雅退出
trap "echo '[service] stopping scheduler'; kill ${SCHEDULER_PID} 2>/dev/null || true; wait" TERM INT

# 前台跑 uvicorn（主进程）
echo "[service] starting uvicorn on ${API_HOST:-0.0.0.0}:${API_PORT:-8100}"
exec uvicorn app.api.main:app \
    --host "${API_HOST:-0.0.0.0}" \
    --port "${API_PORT:-8100}" \
    --workers 1 \
    --log-level "${LOG_LEVEL:-info}" \
    --no-access-log