game/go-server-game/pkg/provider.go

package pkg

import (
	"context"
	"fmt"
	"strconv"
)

import (
	"github.com/apache/dubbo-go/common/logger"
)

import (
	"github.com/apache/dubbo-go-samples/game/pkg/pojo"
)

type BasketballService struct{}

var userMap = make(map[string]*pojo.Info, 0)

func (p *BasketballService) Login(ctx context.Context, uid string) (*pojo.Result, error) {
    logger.Infof("message: %#v", uid)
    var (
        info *pojo.Info
        ok bool
    )

    // auto reply the same message
    rsp, err := GateBasketball.Send(context.TODO(), uid, "")
    if err != nil {
        logger.Errorf("send fail: %#s", err.Error())
        return &pojo.Result{Code: 1, Msg: err.Error()}, err
    }

    fmt.Println("receive data from gate:", rsp)

    if info, ok = userMap[uid]; !ok {
        info = &pojo.Info{}
        info.Name = uid
        userMap[uid] = info
    }
    return &pojo.Result{Code: 0, Msg: info.Name + ", your score is " + strconv.Itoa(info.Score) , Data: map[string]interface{}{"to": uid, "score": info.Score}}, nil
}

func (p *BasketballService) Score (ctx context.Context, uid, score string) (*pojo.Result, error) {
    logger.Infof("message: %#v, %#v", uid, score)
    var (
        info = &pojo.Info{}
        ok bool
    )

    // auto reply the same message
    rsp, err := GateBasketball.Send(context.TODO(), uid, score)
    if err != nil {
        logger.Errorf("send fail: %#s", err.Error())
        return &pojo.Result{Code: 1, Msg: err.Error()}, err
    }

    fmt.Println("receive data from gate:", rsp)

    if info, ok = userMap[uid]; !ok {
      info = &pojo.Info{
          Name: uid,
      }
      userMap[uid] = info
      logger.Error("user data not found")
      return &pojo.Result{Code: 1, Msg: "user data not found", Data: map[string]interface{}{}}, nil
    }
    intSource, err := strconv.Atoi(score)
    if err != nil {
        logger.Error(err.Error())
    }
    info.Score += intSource

    return &pojo.Result{Code: 0, Msg: "进球成功", Data: map[string]interface{}{"to": uid, "score": info.Score}}, nil
}

func (p *BasketballService) Rank (ctx context.Context, uid string) (*pojo.Result, error) {
    var (
        rank = 1
        info  *pojo.Info
        ok bool
    )

    // auto reply the same message
    rsp, err := GateBasketball.Send(context.TODO(), uid, "")
    if err != nil {
        logger.Errorf("send fail: %#s", err.Error())
        return &pojo.Result{Code: 1, Msg: err.Error()}, err
    }

    fmt.Println("receive data from gate:", rsp)

    if info, ok = userMap[uid]; !ok {
        logger.Error("no user found")
        return &pojo.Result{Code: 1, Msg: "no user found", Data: map[string]interface{}{"to": uid, "rank": rank}}, nil
    }

    for _, v := range userMap {
        if v.Score > info.Score {
            rank ++
        }
    }

    return &pojo.Result{Code: 0, Msg: "success", Data: map[string]interface{}{"to": uid, "rank": rank}}, nil
}

func (p *BasketballService) Reference() string {
    return "gameProvider.basketballService"
}