109 lines
3.0 KiB
Go
109 lines
3.0 KiB
Go
package troll
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import (
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"go_dreamfactory/comm"
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"go_dreamfactory/pb"
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cfg "go_dreamfactory/sys/configure/structs"
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"time"
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"google.golang.org/protobuf/proto"
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)
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//参数校验
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func (this *apiComp) BuyOrSellCheck(session comm.IUserSession, req *pb.TrollBuyOrSellReq) (code pb.ErrorCode) {
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if len(req.Items) == 0 {
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code = pb.ErrorCode_ReqParameterError
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}
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return
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}
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///获取美食城基本信息
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func (this *apiComp) BuyOrSell(session comm.IUserSession, req *pb.TrollBuyOrSellReq) (code pb.ErrorCode, data proto.Message) {
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var (
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//bSell bool // 是否有出售
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gold int32 // 当次交易 获得的金币
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earn int32 // 只统计赚的金币
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update map[string]interface{}
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)
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update = make(map[string]interface{})
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if code = this.BuyOrSellCheck(session, req); code != pb.ErrorCode_Success {
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return // 参数校验失败直接返回
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}
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trolltrain, err := this.module.modelTroll.getTrollList(session.GetUserId())
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if err != nil {
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code = pb.ErrorCode_DBError
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return
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}
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for k, v := range req.Items {
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if v < 0 {
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//bSell = true
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trolltrain.SellCount += 1 // 交易次数+1
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}
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trolltrain.Items[k] += v
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// 校验 是否大于买入最大限制
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goods := this.configure.GetTrollGoods(k)
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if goods == nil {
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return
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}
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if goods.Max < trolltrain.Items[k] { // 判断是否有效交易
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// TODO 买入上限 直接返回
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//code = pb.ErrorCode_
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return
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} else if trolltrain.Items[k] < 0 {
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// TODO 卖出数量不足 直接返回
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return
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}
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// 第一次购买商品
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if trolltrain.TarinPos == 0 {
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trolltrain.Price[k] = goods.Goodsprice * goods.StarMoney / 1000
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trolltrain.RefreshTime = time.Now().Unix()
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//消耗的金币
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gold = trolltrain.Price[k] * trolltrain.Items[k]
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} else {
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p := this.configure.GetTrollCoefficient(trolltrain.TarinPos)
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if p == nil {
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return
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}
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if v < 0 { // 卖出
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// 卖出价格
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var sellPrice int32
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if trolltrain.TarinPos == 0 {
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sellPrice = goods.Goodsprice * goods.StarMoney / 1000
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} else {
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sellPrice = int32(p.Coefficient) * goods.Goodsprice / 1000
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}
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if sellPrice > trolltrain.Price[k] { // 赚了
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earn += (sellPrice - trolltrain.Price[k]) * trolltrain.Items[k]
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}
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gold += (sellPrice - trolltrain.Price[k]) * trolltrain.Items[k]
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} else { // 买入 计算平均价格
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totalGold := trolltrain.Items[k] * trolltrain.Price[k]
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sellPrice := int32(p.Coefficient) * goods.Goodsprice / 1000
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totalGold += v * goods.Goodsprice * sellPrice
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trolltrain.Price[k] = totalGold / (trolltrain.Items[k] + v)
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}
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}
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if gold < 0 {
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if code = this.module.CheckRes(session, []*cfg.Gameatn{&cfg.Gameatn{
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A: "attr",
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T: "gold",
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N: earn,
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}}); code != pb.ErrorCode_Success {
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return
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}
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}
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}
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trolltrain.TotalEarn += int64(earn) // 累计获得的金币
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update["items"] = trolltrain.Items
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update["price"] = trolltrain.Price
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update["totalEarn"] = trolltrain.TotalEarn
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this.module.ModifyTrollData(session.GetUserId(), update)
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session.SendMsg(string(this.module.GetType()), TrollBuyOrSellResp, &pb.TrollBuyOrSellResp{Data: trolltrain})
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return
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}
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