package main

import (
	"app.yhyue.com/moapp/jy_docs/services/model"
	userLibService "app.yhyue.com/moapp/jy_docs/services/userlib"
	jyDocsRpcUtil "app.yhyue.com/moapp/jy_docs/services/util"
	"context"
	"encoding/json"
	"flag"
	"fmt"
	"log"
	"strconv"
	"time"

	"app.yhyue.com/moapp/jy_docs/rpc/userlib/internal/config"
	"app.yhyue.com/moapp/jy_docs/rpc/userlib/internal/server"
	"app.yhyue.com/moapp/jy_docs/rpc/userlib/internal/svc"
	"app.yhyue.com/moapp/jy_docs/rpc/userlib/userlib"

	"github.com/zeromicro/go-zero/core/conf"
	"github.com/zeromicro/go-zero/zrpc"
	"google.golang.org/grpc"
)
var configFile = flag.String("f", "etc/userlib.yaml", "the config file")
func main() {
	flag.Parse()
	conf.MustLoad(*configFile, &config.Configs)
	if config.Configs.JyDocsMysqlDB.DataSourceName != "" {
		jyDocsRpcUtil.InitDB(config.Configs.JyDocsMysqlDB.DataSourceName, config.Configs.JyDocsMysqlDB.DriverName, config.Configs.JyDocsMysqlDB.MaxOpenConn, config.Configs.JyDocsMysqlDB.MaxIdleConn)
		ctx := svc.NewServiceContext(config.Configs)
		srv := server.NewUserLibServer(ctx)
		s := zrpc.MustNewServer(config.Configs.RpcServerConf, func(grpcServer *grpc.Server) {
			userlib.RegisterUserLibServer(grpcServer, srv)
		})
		s.AddUnaryInterceptors(rateLimitInterceptor)
		defer s.Stop()
		fmt.Printf("Starting rpc server at %s...\n", config.Configs.ListenOn)
		s.Start()
	} else {
		log.Fatal("【jy_docs】 read config error!")
	}
}

func rateLimitInterceptor(ctx context.Context, req interface{}, info *grpc.UnaryServerInfo, handler grpc.UnaryHandler) (resp interface{}, err error) {
	jsonStr := Strval(req)
	var dat map[string]interface{}
	if err := json.Unmarshal([]byte(jsonStr), &dat); err == nil {
		fmt.Println("==============json str 转map=======================")
	}
	resp, err = handler(ctx, req)
	/*fmt.Println("接口名称：",info.FullMethod)
	fmt.Println("被调用者身份：",config.Configs.Callee)
	fmt.Println("调用者身份：",dat["appId"])
	fmt.Println("入参：",req)
	fmt.Println("返回信息：",resp)
	fmt.Println("节点：",config.Configs.Node)
	fmt.Println("摘要：",resp)
	fmt.Println("时间戳：",time.Now().Unix())*/
	res := fmt.Sprint(resp)
	nameRune := []rune(res)
	if len(res) > 255 {
		res = string(nameRune[:255])
	}
	data := &model.InterfaceLog{}
	data.InterName = info.FullMethod
	data.CalleeId = config.Configs.Callee
	data.AppId = fmt.Sprint(dat["appId"])
	data.InParameter = fmt.Sprint(req)
	data.ReturnInfo = res
	data.Node = config.Configs.Node
	data.Summary = res
	data.Timestamp = time.Now()
	flag := userLibService.InterfaceLog(data)
	if flag {
		log.Println("接口调用日志记录成功")
	}
	return resp,err
}

// Strval 获取变量的字符串值
// 浮点型 3.0将会转换成字符串3, "3"
// 非数值或字符类型的变量将会被转换成JSON格式字符串
func Strval(value interface{}) string {
	var key string
	if value == nil {
		return key
	}

	switch value.(type) {
	case float64:
		ft := value.(float64)
		key = strconv.FormatFloat(ft, 'f', -1, 64)
	case float32:
		ft := value.(float32)
		key = strconv.FormatFloat(float64(ft), 'f', -1, 64)
	case int:
		it := value.(int)
		key = strconv.Itoa(it)
	case uint:
		it := value.(uint)
		key = strconv.Itoa(int(it))
	case int8:
		it := value.(int8)
		key = strconv.Itoa(int(it))
	case uint8:
		it := value.(uint8)
		key = strconv.Itoa(int(it))
	case int16:
		it := value.(int16)
		key = strconv.Itoa(int(it))
	case uint16:
		it := value.(uint16)
		key = strconv.Itoa(int(it))
	case int32:
		it := value.(int32)
		key = strconv.Itoa(int(it))
	case uint32:
		it := value.(uint32)
		key = strconv.Itoa(int(it))
	case int64:
		it := value.(int64)
		key = strconv.FormatInt(it, 10)
	case uint64:
		it := value.(uint64)
		key = strconv.FormatUint(it, 10)
	case string:
		key = value.(string)
	case []byte:
		key = string(value.([]byte))
	default:
		newValue, _ := json.Marshal(value)
		key = string(newValue)
	}

	return key
}