import asyncio
import ray

from pretor.utils.banner import print_banner
from pretor.core.database.postgres import PostgresDatabase
from pretor.core.global_state_machine.global_state_machine import GlobalStateMachine
from pretor.core.individual.supervisory_node.supervisory_node import SupervisoryNode
from pretor.core.individual.consciousness_node.consciousness_node import ConsciousnessNode
from pretor.core.individual.control_node.control_node import ControlNode
from pretor.core.workflow.workflow_runner import WorkflowRunningEngine
from pretor.core.api import PretorGateway
from ray import serve


async def start_system():
    # 1. 初始化 Ray

    env_vars = {
        "POSTGRES_USER": "postgres",
        "POSTGRES_PASSWORD": "postgres",
        "POSTGRES_HOST": "127.0.0.1",
        "POSTGRES_PORT": "5432",
        "POSTGRES_DB": "postgres",
        "SECRET_KEY": "yoursecretkey"
    }
    ray.init(ignore_reinit_error=True, runtime_env={"env_vars": env_vars})


    # 2. 启动数据库组件
    postgres_database = PostgresDatabase.options(name='postgres_database').remote()
    await postgres_database.init_db.remote()

    # 3. 启动全局状态机
    global_state_machine = GlobalStateMachine.options(name='global_state_machine').remote(postgres_database)

    # 4. 启动核心节点
    supervisory_node = SupervisoryNode.options(name='supervisory_node').remote()
    consciousness_node = ConsciousnessNode.options(name='consciousness_node').remote()
    control_node = ControlNode.options(name='control_node').remote()

    # 5. 启动工作流运行引擎
    workflow_engine = WorkflowRunningEngine.options(name='workflow_running_engine').remote(
        consciousness_node=consciousness_node,
        control_node=control_node,
        supervisory_node=supervisory_node
    )
    # 异步拉起 runner 协程群
    workflow_engine.run.remote()

    # 6. 启动 FastAPI 网关 (使用 Ray Serve)
    serve.start(http_options={"host": "0.0.0.0", "port": 8000})
    serve.run(PretorGateway.bind())

    # 挂起主线程以保持系统运行
    while True:
        await asyncio.sleep(3600)


def main():
    print_banner()
    try:
        asyncio.run(start_system())
    except KeyboardInterrupt:
        print("系统已退出。")


if __name__ == '__main__':
    main()