package main

import (
	"context"
	"flag"
	"os"

	"rag/file-system/internal/conf"

	"github.com/go-kratos/kratos/v2/config"
	fileconfig "github.com/go-kratos/kratos/v2/config/file"
	"github.com/go-kratos/kratos/v2/log"
)

var (
	flagconf string
)

func init() {
	flag.StringVar(&flagconf, "conf", "configs/config.yaml", "config path, eg: -conf config.yaml")
}

func main() {
	flag.Parse()

	logger := log.With(log.NewStdLogger(os.Stdout),
		"ts", log.DefaultTimestamp,
		"caller", log.DefaultCaller,
		"service.kind", "file-system",
	)

	c := config.New(
		config.WithSource(
			fileconfig.NewSource(flagconf),
		),
	)
	if err := c.Load(); err != nil {
		panic(err)
	}

	var bc conf.Bootstrap
	if err := c.Scan(&bc); err != nil {
		panic(err)
	}

	ctx, cleanup, err := initApp(&bc, logger)
	if err != nil {
		panic(err)
	}
	defer cleanup()

	// Start Watermill router alongside the Kratos app.
	if ctx.CQRSBus != nil {
		go func() {
			if err := ctx.CQRSBus.Router.Run(context.Background()); err != nil {
				logger.Log(log.LevelError, "msg", "watermill router error", "error", err)
			}
		}()
		defer ctx.CQRSBus.Router.Close()
	}

	if err := ctx.App.Run(); err != nil {
		panic(err)
	}
}