GongFuServer/script/module/absAct/AbsDiscountStoreLogic.lua

--新商业化活动——特价商店
--db
--[=[
    human.db.absAct[id] = {
        buyRecord = {
            [1] = 2, --key是道具在配置中的id, value是已经购买次数
            [2] = 1,
        }
    }
]=]--

local Msg = require("core.Msg")
local Grid = require("bag.Grid")
local BagLogic = require("bag.BagLogic")
local AbsActLogic = require("absAct.AbsActLogic")
local Broadcast = require("broadcast.Broadcast")
local Lang = require("common.Lang")
local Config = require("excel.absAct").AbsDiscountStore

local LOGTAG = "AbsDiscountStore" --日志标识


function isOpen(human, YYInfo, funcConfig)
    local state, endTime, startTime = AbsActLogic.isStarted(human, funcConfig.funcID)
    return state, endTime, startTime
end

function isActive(human, YYInfo, funcConfig)
    local state = isOpen(human, YYInfo, funcConfig)
    return not state
end

--查询
function Query(human, id, isBuy)
    local state = AbsActLogic.isStarted(human, id)
    if not state then
        return Broadcast.sendErr(human, Lang.YUNYING_ERR_TIME)
    end

    local actData = human.db.absAct[id]
    if not actData then
        return Broadcast.sendErr(human, Lang.YUNYING_ERR_TIME)
    end

    local buyRecord = actData.buyRecord
    local msgRet = Msg.gc.GC_DISCOUNTSTORE_QUERY

    msgRet.isBuy = isBuy and 1 or 0

    local itemVec = msgRet.itemVec
    itemVec[0] = #Config

    for k,v in ipairs(Config) do
        local singleItem = itemVec[k]
        singleItem.idx = k
        singleItem.maxBuyCnt = v.maxBuyCnt
        singleItem.nowBuyCnt = buyRecord and buyRecord[k] or 0
        Grid.makeItem(singleItem.item, v.item[1], v.item[2])
        -- singleItem.currencyId = v.currencyInfo[1]
        -- singleItem.currencyCnt = v.currencyInfo[2]
        Grid.makeItem(singleItem.currencyInfo, v.currencyInfo[1], v.currencyInfo[2])
    end

    Msg.send(msgRet, human.fd)
end

--购买商品
function BuyItem(human, id, itemIdx, buyCnt)
    local state = AbsActLogic.isStarted(human, id)
    if not state then
        return Broadcast.sendErr(human, Lang.YUNYING_ERR_TIME)
    end

    local actData = human.db.absAct[id]
    if not actData then
        return Broadcast.sendErr(human, Lang.YUNYING_ERR_TIME)
    end

    local itemCfg = Config[itemIdx]
    if not itemCfg then
        return Broadcast.sendErr(human, Lang.COMMON_ARGUMENT_ERROR)
    end

    local buyRecord = actData.buyRecord
    if buyRecord and buyRecord[itemIdx] then
        if buyRecord[itemIdx] + buyCnt > itemCfg.maxBuyCnt then
            return Broadcast.sendErr(human, Lang.COMMON_BUY_NUM_NOT_ENOUGH)
        end
    end

    local currencyInfo = itemCfg.currencyInfo
    local cnt = currencyInfo[2] * buyCnt
    if BagLogic.getItemCnt(human, currencyInfo[1]) < cnt then
        return Broadcast.sendErr(human, Lang.COMMON_ITEM_NOT_ENOUGH)
    end
    BagLogic.delItem(human, currencyInfo[1], cnt, LOGTAG)

    --更新数据
    buyRecord = buyRecord or {}
    buyRecord[itemIdx] = (buyRecord[itemIdx] or 0) + buyCnt
    actData.buyRecord = buyRecord

    --发放奖励
    local itemInfo = itemCfg.item
    BagLogic.addItemList(human, {{itemInfo[1], itemInfo[2] * buyCnt}}, LOGTAG)

    --下发数据
    -- local msgRet = Msg.gc.GC_DISCOUNTSTORE_BUY
    -- msgRet.idx = itemIdx
    -- msgRet.nowBuyCnt = buyRecord[itemIdx]
    -- Msg.send(msgRet, human.fd)
    Query(human, id, true)
end