初始化项目文件
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313
api_iris/service/api/backgammon.go
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313
api_iris/service/api/backgammon.go
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@ -0,0 +1,313 @@
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package api
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import (
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"errors"
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"github.com/kataras/iris/v12"
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"github.com/sirupsen/logrus"
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"main/database"
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"main/model"
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"main/utils"
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"strconv"
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"strings"
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)
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// 初始化新棋盘
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var cols = 15
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func getRooms(ctx iris.Context) {
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db := database.GetInstance().GetMysqlDb()
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var rooms []typeRoomStatus
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if err := db.Model(&model.BackgammonRoom{}).Distinct("room_id").Order("room_id").Scan(&rooms).Error; err != nil {
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logrus.Errorln("sql执行失败：", err)
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}
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for k, v := range rooms {
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roomStatus, err := getRoomStatus(v.RoomId)
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if utils.ErrHandle(ctx, err) {
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return
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}
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rooms[k].Player = roomStatus.Player
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}
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err := ctx.JSON(utils.FormatRes(iris.StatusOK, "", rooms))
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if utils.ErrHandle(ctx, err) {
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return
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}
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}
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// 删除房间
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func delRoom(ctx iris.Context) {
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username := utils.GetLoginUser(ctx)
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if utils.DataIsNil(username) {
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return
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}
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id, err := strconv.Atoi(ctx.Params().Get("id"))
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if utils.ErrHandle(ctx, err) {
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return
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}
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roomStatus, err := getRoomStatus(id)
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if utils.ErrHandle(ctx, err) {
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return
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}
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db := database.GetInstance().GetMysqlDb()
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if roomStatus.Player == username.Username {
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if err1 := db.Where("room_id = ?", id).Delete(&model.BackgammonRoom{}).Error; err1 != nil {
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logrus.Errorln("sql执行失败：", err1)
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}
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} else if strings.Split(roomStatus.Player, ",")[0] == username.Username {
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if err1 := db.Create(&model.BackgammonRoom{
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RoomId: roomStatus.RoomId,
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Player: strings.Split(roomStatus.Player, ",")[1],
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Winner: "",
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Current: strings.Split(roomStatus.Player, ",")[1],
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PawnStatus: initPawns(),
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}).Error; err1 != nil {
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logrus.Errorln("sql执行失败：", err1)
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}
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} else if strings.Split(roomStatus.Player, ",")[1] == username.Username {
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if err1 := db.Create(&model.BackgammonRoom{
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RoomId: roomStatus.RoomId,
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Player: strings.Split(roomStatus.Player, ",")[0],
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Winner: "",
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Current: strings.Split(roomStatus.Player, ",")[0],
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PawnStatus: initPawns(),
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}).Error; err1 != nil {
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logrus.Errorln("sql执行失败：", err1)
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}
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}
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err = ctx.JSON(utils.FormatRes(iris.StatusOK, "", "success"))
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if utils.ErrHandle(ctx, err) {
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return
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}
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}
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func initPawns() string {
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var newPawns string
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for i := 0; i < cols; i++ {
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tmp := "0" + strings.Repeat(",0", cols-1)
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if i == 0 {
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newPawns = tmp
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continue
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}
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newPawns += ";" + tmp
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}
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return newPawns
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}
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// 新建房间
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func addRoom(ctx iris.Context) {
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username := utils.GetLoginUser(ctx)
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if utils.DataIsNil(username) {
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return
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}
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var currentStatus model.BackgammonRoom
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db := database.GetInstance().GetMysqlDb()
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if err := db.Order("room_id desc").First(¤tStatus).Error; err != nil {
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logrus.Errorln("sql执行失败：", err)
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}
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newPawns := initPawns()
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if err := db.Create(&model.BackgammonRoom{
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RoomId: currentStatus.RoomId + 1,
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Player: username.Username,
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Current: username.Username,
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Winner: "",
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PawnStatus: newPawns,
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}).Error; err != nil {
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logrus.Errorln("sql执行失败：", err)
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}
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err := ctx.JSON(utils.FormatRes(iris.StatusOK, "", currentStatus.RoomId+1))
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if utils.ErrHandle(ctx, err) {
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return
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}
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}
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func joinRoom(ctx iris.Context) {
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username := utils.GetLoginUser(ctx)
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if utils.DataIsNil(username) {
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return
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}
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id, err := strconv.Atoi(ctx.Params().Get("id"))
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if utils.ErrHandle(ctx, err) {
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return
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}
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roomStatus, err := getRoomStatus(id)
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if utils.ErrHandle(ctx, err) {
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return
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}
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if utils.CheckListItem(strings.Split(roomStatus.Player, ","), username.Username) {
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ctx.StatusCode(iris.StatusBadRequest)
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ctx.SetErr(errors.New("无法重复加入房间"))
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return
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}
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if !utils.CheckListItem(strings.Split(roomStatus.Player, ","), username.Username) && len(strings.Split(roomStatus.Player, ",")) > 2 {
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ctx.StatusCode(iris.StatusBadRequest)
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ctx.SetErr(errors.New("房间人数已满"))
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return
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}
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roomStatus.Player = roomStatus.Player + "," + username.Username
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db := database.GetInstance().GetMysqlDb()
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if err1 := db.Model(&model.BackgammonRoom{}).Where("id = ?", roomStatus.ID).Updates(&roomStatus).Error; err1 != nil {
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logrus.Errorln("sql执行失败：", err1)
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}
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err = ctx.JSON(utils.FormatRes(iris.StatusOK, "", "success"))
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if utils.ErrHandle(ctx, err) {
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return
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}
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}
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func getRoomStatus(roomId int) (model.BackgammonRoom, error) {
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var status model.BackgammonRoom
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db := database.GetInstance().GetMysqlDb()
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if err := db.Where("room_id = ?", roomId).Order("id desc").First(&status).Error; err != nil {
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logrus.Errorln("sql执行失败：", err)
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}
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if utils.DataIsNil(status) {
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return model.BackgammonRoom{}, errors.New("房间号不存在")
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}
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return status, nil
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}
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// 获取房间棋盘状态
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func getStatus(ctx iris.Context) {
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id, err := strconv.Atoi(ctx.Params().Get("id"))
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if utils.ErrHandle(ctx, err) {
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return
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}
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roomStatus, err := getRoomStatus(id)
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if utils.ErrHandle(ctx, err) {
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return
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}
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err = ctx.JSON(utils.FormatRes(iris.StatusOK, "", roomStatus))
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if utils.ErrHandle(ctx, err) {
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return
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}
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}
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// 新增棋子
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func addPawn(ctx iris.Context) {
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username := utils.GetLoginUser(ctx)
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if utils.DataIsNil(username) {
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return
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}
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id, err := strconv.Atoi(ctx.Params().Get("id"))
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if utils.ErrHandle(ctx, err) {
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return
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}
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roomStatus, err := getRoomStatus(id)
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if utils.ErrHandle(ctx, err) {
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return
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}
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var tmpT string
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if roomStatus.Winner != "" {
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ctx.StatusCode(iris.StatusBadRequest)
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ctx.SetErr(errors.New("对局已结束"))
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return
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}
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if len(strings.Split(roomStatus.Player, ",")) != 2 {
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ctx.StatusCode(iris.StatusBadRequest)
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ctx.SetErr(errors.New("当前房间，玩家人数不足"))
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return
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}
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if roomStatus.Current != username.Username {
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ctx.StatusCode(iris.StatusBadRequest)
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ctx.SetErr(errors.New("现在不是你的回合"))
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return
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}
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if strings.Split(roomStatus.Player, ",")[0] == username.Username {
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tmpT = "1"
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} else if strings.Split(roomStatus.Player, ",")[1] == username.Username {
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tmpT = "-1"
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} else {
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ctx.StatusCode(iris.StatusBadRequest)
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ctx.SetErr(errors.New("非玩家，无法进行游戏"))
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return
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}
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place := strings.Split(ctx.URLParam("place"), ",")
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var newPawn []int
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for _, i := range place {
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tmp, _ := strconv.Atoi(i)
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newPawn = append(newPawn, tmp)
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}
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var pawnStatus [][]string
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for _, i := range strings.Split(roomStatus.PawnStatus, ";") {
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var tmp []string
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for _, j := range strings.Split(i, ",") {
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tmp = append(tmp, j)
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}
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pawnStatus = append(pawnStatus, tmp)
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}
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if pawnStatus[newPawn[0]][newPawn[1]] != "0" {
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ctx.StatusCode(iris.StatusBadRequest)
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ctx.SetErr(errors.New("该位置已有棋子"))
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return
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}
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winner := getWinner(pawnStatus, tmpT, [2]int{newPawn[0], newPawn[1]})
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if winner {
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roomStatus.Winner = username.Username
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}
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pawnStatus[newPawn[0]][newPawn[1]] = tmpT
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var tmp []string
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for _, i := range pawnStatus {
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tmp = append(tmp, strings.Join(i, ","))
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}
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roomStatus.PawnStatus = strings.Join(tmp, ";")
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roomStatus.Current = strings.Replace(strings.Replace(roomStatus.Player, username.Username, "", 1), ",", "", 1)
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db := database.GetInstance().GetMysqlDb()
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if err1 := db.Create(&model.BackgammonRoom{
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RoomId: roomStatus.RoomId,
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Player: roomStatus.Player,
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Winner: roomStatus.Winner,
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Current: roomStatus.Current,
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PawnStatus: roomStatus.PawnStatus,
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}).Error; err1 != nil {
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logrus.Errorln("sql执行失败：", err1)
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}
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err = ctx.JSON(utils.FormatRes(iris.StatusOK, "", roomStatus))
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if utils.ErrHandle(ctx, err) {
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return
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}
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}
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// 判断当前是否存在winner
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func getWinner(pawns [][]string, t string, pawn [2]int) bool {
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pawnAround := [8][2]int{{pawn[0] - 1, pawn[1] - 1}, {pawn[0], pawn[1] - 1}, {pawn[0] + 1, pawn[1] - 1}, {pawn[0] - 1, pawn[1]},
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{pawn[0] + 1, pawn[1]}, {pawn[0] - 1, pawn[1] + 1}, {pawn[0], pawn[1] + 1}, {pawn[0] + 1, pawn[1] + 1}}
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around := [8]int{0, 0, 0, 0, 0, 0, 0, 0}
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for i, p := range pawnAround {
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if p[0] >= 0 && p[1] >= 0 && p[0] < cols && p[1] < cols && pawns[p[0]][p[1]] == t {
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current := [2]int{p[0], p[1]}
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for j := 0; j < 3; j++ {
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switch i {
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case 0:
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current[0]--
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current[1]--
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case 1:
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current[1]--
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case 2:
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current[0]++
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current[1]--
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case 3:
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current[0]--
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case 4:
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current[0]++
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case 5:
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current[0]--
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current[1]++
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case 6:
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current[1]++
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case 7:
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current[0]++
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current[1]++
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}
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//fmt.Println(current)
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if current[0] < 0 || current[0] > cols-1 || current[1] < 0 || current[1] > cols-1 || pawns[current[0]][current[1]] != t {
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around[i] = j + 1
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break
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}
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around[i] = j + 2
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}
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}
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}
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if around[0]+around[7] >= 4 || around[1]+around[6] >= 4 || around[2]+around[5] >= 4 || around[3]+around[4] >= 4 {
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return true
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}
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return false
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}
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