import uvicorn

from fastapi.middleware.cors import CORSMiddleware
from fastapi.exceptions import HTTPException

from middlewares.token_middleware import AuthHeaderMiddleware
from application.create_file import create_app
from handlers_exception import (
    exception_handler_http,
    exception_handler_exception,
)
from prometheus_fastapi_instrumentator import Instrumentator
from prometheus_client import Counter, Histogram

from service_app.app_runner_init import create_endpoints_from_api_functions

app = create_app()
Instrumentator().instrument(app=app).expose(app=app)

app.add_middleware(
    CORSMiddleware,
    **{
        "allow_origins": ["*"],
        "allow_credentials": True,
        "allow_methods": ["*"],
        "allow_headers": ["*"],
    },
)
app.add_middleware(AuthHeaderMiddleware)

app.add_exception_handler(HTTPException, exception_handler_http)
app.add_exception_handler(Exception, exception_handler_exception)
create_endpoints_from_api_functions(api_app=app)

# # Define a counter metric
# REQUESTS_COUNT = Counter(
#     "requests_total", "Total number of requests", ["method", "endpoint", "status_code"]
# )
# # Define a histogram metric
# REQUESTS_TIME = Histogram("requests_time", "Request processing time", ["method", "endpoint"])
# api_request_summary = Histogram("api_request_summary", "Request processing time", ["method", "endpoint"])
# api_request_counter = Counter("api_request_counter", "Request processing time", ["method", "endpoint", "http_status"])


if __name__ == "__main__":
    uvicorn_config = {
        "app": "app:app",
        "host": "0.0.0.0",
        "port": 41575,
        "log_level": "info",
        "reload": True,
    }
    uvicorn.Server(uvicorn.Config(**uvicorn_config)).run()