互动
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260 lines
6.9 KiB

package client
import (
"go.uber.org/zap"
"hudongzhuanjia/controllers"
"hudongzhuanjia/libs/filter"
"hudongzhuanjia/logger"
"hudongzhuanjia/models"
pay_service "hudongzhuanjia/services/pay"
red_envelope_service "hudongzhuanjia/services/red_envelope"
"hudongzhuanjia/utils"
"hudongzhuanjia/utils/code"
"strings"
"time"
)
var MaxQueueSize = 10000
var RequestLimit = 60 * time.Second
var GetRedPackQueue = make(chan int64, MaxQueueSize)
func loopGetRedPack() {
redPacks, err := models.GetRedPacksByStatus(1)
if err != nil {
panic(err)
}
// 保证容量足够
GetRedPackQueue = make(chan int64, MaxQueueSize+len(redPacks))
// 初始化
for _, redPack := range redPacks {
GetRedPackQueue <- redPack.Id
}
defer func() {
if errRec := recover(); errRec != nil {
logger.Error("用户转账轮询发生错误",
zap.String("函数", "loopGetRedPack"), zap.Any("错误原因", errRec))
}
time.Sleep(5 * time.Second)
loopGetRedPack()
}()
for {
select {
case redPackId, ok := <-GetRedPackQueue:
if !ok {
panic("GetRedPackQueue通道关闭")
}
time.Sleep(RequestLimit) // 请求频率
redPack := new(models.LiveRedPack)
exist, err := models.GetById(redPack, redPackId)
if err != nil {
GetRedPackQueue <- redPackId
logger.Error("获取LiveRedPack表数据出现错误",
zap.Any("错误原因", err), zap.Int64("LiveRedPack表的id", redPack.Id))
continue
}
if !exist {
logger.Error("不存在LiveRedPack表数据", zap.Int64("LiveRedPack表的id", redPack.Id))
continue
}
// todo: 增加一个查询机制 --查询此次付款是否成功
// todo: 是否需要发放系统通知
resp, err := pay_service.TransferInfo(redPack.TransferNo)
if err != nil {
GetRedPackQueue <- redPackId
logger.Error("微信企业转账查询API",
zap.Any("错误原因", err), zap.Int64("LiveRedPack表的id", redPack.Id))
continue
}
if resp.Status == pay_service.CODE_FAIL { // 转账失败
_, err = pay_service.Transfer("欧轩互动-红包活动", redPack.OpenId, redPack.TransferNo, redPack.Amount)
if err != nil {
GetRedPackQueue <- redPackId
logger.Error("微信企业转账API",
zap.Any("错误原因", err), zap.Int64("LiveRedPack表的id", redPack.Id))
continue
}
_, err = redPack.UpdateStatusById(redPack.Id, 2)
if err != nil {
GetRedPackQueue <- redPackId
logger.Error("微信企业转账,LiveRedPack表更新错误",
zap.Any("错误原因", err), zap.Int64("LiveRedPack表id", redPack.Id))
continue
}
} else if resp.Status == pay_service.CODE_SUCCESS {
_, err = redPack.UpdateStatusById(redPack.Id, 2)
if err != nil {
logger.Error("微信企业查询,转账成功",
zap.Any("错误原因", err), zap.Int64("LiveRedPack表id", redPack.Id))
continue
}
}
}
}
}
var SendRedPackQueue = make(chan int64, MaxQueueSize)
func loopSendRedPack() {
redPackInfo :=
defer func() {
if err := recover(); err != nil {
logger.Error("用户发送红包轮询出现错误",
zap.String("函数", "loopSendRedPack"), zap.Any("错误", err))
}
time.Sleep(5 * time.Second)
loopSendRedPack()
}()
for {
select {
case redPackInfoId, ok := <-SendRedPackQueue:
if !ok {
panic("SendRedPackQueue通道异常关闭")
}
}
}
}
type LiveCtl struct {
controllers.AuthorCtl
//controllers.BaseCtl
}
// 详情
func (t *LiveCtl) Detail() {
activityId := t.MustGetInt64("activity_id")
areaId := t.MustGetInt64("area_id")
userId := t.MustGetUID()
err := new(models.LiveViewer).Record(userId, activityId)
t.CheckErr(err)
live := new(models.LiveConfig)
exist, err := live.GetByActivityId(activityId)
t.CheckErr(err)
t.Assert(exist, code.MSG_ACTIVITY_NOT_EXIST, "直播活动不存在")
config := new(models.LiveConfigArea)
exist, err = config.GetByActivityIdAndAreaId(activityId, areaId)
t.CheckErr(err)
if exist {
live.SharePosterImg = config.MergeSharePoster
}
live.AdminLiveUrl = ""
t.JSON(live)
}
func (t *LiveCtl) Like() {
activityId := t.MustGetInt64("activity_id")
//userId := t.MustGetUID()
_, err := new(models.LiveConfig).Like(activityId)
t.CheckErr(err)
live := new(models.LiveConfig)
exist, err := live.GetByActivityId(activityId)
t.CheckErr(err)
t.Assert(exist, code.MSG_ACTIVITY_NOT_EXIST, "直播活动不存在")
t.JSON(map[string]interface{}{
"like": live.LikeNum,
"watch": live.WatchNum,
})
}
func (t *LiveCtl) LoopQuery() {
activityId := t.MustGetInt64("activity_id")
live := new(models.LiveConfig)
exist, err := live.GetByActivityId(activityId)
t.CheckErr(err)
t.Assert(exist, code.MSG_ACTIVITY_NOT_EXIST, "直播活动不存在")
t.JSON(map[string]interface{}{
"like": live.LikeNum,
"watch": live.WatchNum,
})
}
// 发送红包
// 维护一个队列进行循环, 遍历是否付款成功
func (t *LiveCtl) SendLiveRedPack() {
userId := t.MustGetUID() // 用户 uid
activityId := t.MustGetInt64("activity_id") // activity_id
num := t.MustGetInt("num") // 红包数量
amount := t.MustGetInt64("amount") // 金额
prompt := t.MustGet("prompt") // 提示
user := models.User{}
exist, err := models.GetById(&user, userId)
t.CheckErr(err)
t.Assert(exist, code.MSG_USER_NOT_EXIST, "用户不存在")
ip := strings.Split(t.Request.OriginRequest.RemoteAddr, ":")
res, err := pay_service.UnifiedOrder("欧轩互动-直播红包", ip[0], user.Openid, amount)
t.CheckErr(err)
info := models.LiveRedPackInfo{}
info.Amount = amount
info.UserId = userId
info.ActivityId = activityId
info.Prompt = prompt
info.IsDelete = false
info.UpdatedAt = time.Now()
info.CreatedAt = time.Now()
_, err = info.Add()
t.CheckErr(err)
redPacks := red_envelope_service.GenRedPack(int(amount*100), num)
for _, v := range redPacks {
redPack := new(models.LiveRedPack)
redPack.LiveRedPackInfoId = info.Id
redPack.ActivityId = activityId
redPack.Receiver = 0
redPack.Amount = v
redPack.CreatedAt = time.Now()
redPack.UpdatedAt = time.Now()
_, err = redPack.Add()
t.CheckErr(err)
}
info.Prompt = filter.Replace(info.Prompt)
t.JSON(info)
}
// 领取红包
func (t *LiveCtl) GetRedPack() {
liveRedPackInfoId := t.MustGetInt64("live_red_pack_info_id")
userId := t.MustGetUID()
user := models.User{}
exist, err := models.GetById(&user, userId)
t.CheckErr(err)
t.Assert(exist, code.MSG_USER_NOT_EXIST, "不存在用户")
redPack := new(models.LiveRedPack)
exist, err = redPack.GetByInfoId(liveRedPackInfoId)
t.CheckErr(err)
if !exist {
// 通知其他的人
t.ERROR("红包被领完了", code.MSG_LIVE_RED_PACK_NOT_EXIST)
return
}
// 乐观锁 ==> 防止并发
redPack.OpenId = user.Openid
redPack.Receiver = user.Id
redPack.TransferType = 1
redPack.TransferNo = utils.RandomStr(32)
row, err := redPack.UpdateStatusById(redPack.Id, 1)
t.CheckErr(err)
if row != 1 {
t.ERROR("红包被领完了", code.MSG_LIVE_RED_PACK_NOT_EXIST)
return
}
GetRedPackQueue <- redPack.Id // 进入队列
t.JSON(redPack)
}