// Copyright 2024 CloudWeGo Authors
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

package main

import (
	"net"
	"time"

	"github.com/cloudwego/biz-demo/gomall/app/product/biz/dal"
	"github.com/cloudwego/biz-demo/gomall/app/product/conf"
	"github.com/cloudwego/biz-demo/gomall/rpc_gen/kitex_gen/product/productcatalogservice"
	"github.com/cloudwego/kitex/pkg/klog"
	"github.com/cloudwego/kitex/pkg/rpcinfo"
	"github.com/cloudwego/kitex/server"
	"github.com/joho/godotenv"
	kitexlogrus "github.com/kitex-contrib/obs-opentelemetry/logging/logrus"
	consul "github.com/kitex-contrib/registry-consul"
	"go.uber.org/zap/zapcore"
)

func main() {
	_ = godotenv.Load()
	dal.Init()
	opts := kitexInit()

	svr := productcatalogservice.NewServer(new(ProductCatalogServiceImpl), opts...)

	err := svr.Run()
	if err != nil {
		klog.Error(err.Error())
	}
}

func kitexInit() (opts []server.Option) {
	// address
	addr, err := net.ResolveTCPAddr("tcp", conf.GetConf().Kitex.Address)
	if err != nil {
		panic(err)
	}
	opts = append(opts, server.WithServiceAddr(addr))

	r, err := consul.NewConsulRegister(conf.GetConf().Registry.RegistryAddress[0])

	// service info
	opts = append(opts, server.WithServerBasicInfo(&rpcinfo.EndpointBasicInfo{
		ServiceName: conf.GetConf().Kitex.Service,
	}), server.WithRegistry(r))

	// klog
	logger := kitexlogrus.NewLogger()
	klog.SetLogger(logger)
	klog.SetLevel(conf.LogLevel())
	asyncWriter := &zapcore.BufferedWriteSyncer{
		WS: zapcore.AddSync(&lumberjack.Logger{
			Filename:   conf.GetConf().Kitex.LogFileName,
			MaxSize:    conf.GetConf().Kitex.LogMaxSize,
			MaxBackups: conf.GetConf().Kitex.LogMaxBackups,
			MaxAge:     conf.GetConf().Kitex.LogMaxAge,
		}),
		FlushInterval: time.Minute,
	}
	klog.SetOutput(asyncWriter)
	server.RegisterShutdownHook(func() {
		asyncWriter.Sync()
	})
	return
}
