【后端接口】行会仓库捐献积分：入库与兑换的接口管理

local RATE = { ["黑铁矿石"] = 2, ["药草"] = 3, ["金币"] = 1 }
function donateToGuild(actor, item, cnt)
    local player = class(actor)
    local rate = RATE[item]
    if rate == nil then
        sendmsg(actor, 0, "该物品暂不收储")
        return
    end
    local dayKey = "GD_" .. os.date("%Y%m%d")
    local today = tonumber(getplayvar(actor, 2, dayKey) or "0")
    local pts = rate * cnt
    if today + pts > 1000 then
        sendmsg(actor, 0, "今日捐献上限1000分，剩余" .. 1000 - today)
        return
    end
    if player:checkitemw(item, cnt) == false then
        sendmsg(actor, 0, item .. "数量不足")
        return
    end
    player:takeitem(item, cnt)
    setplayvar(actor, "HUMAN", dayKey, today + pts, 1)
    local total = tonumber(getplayvar(actor, 2, "GUILD_PT") or "0") + pts
    setplayvar(actor, "HUMAN", "GUILD_PT", total, 1)
    sendmsg(actor, 0, "捐献成功，贡献点+" .. pts .. "，累计" .. total)
end

local EXCHANGE = { ["行会传送卷"] = 200, ["裁决之杖碎片"] = 500 }
function exchangeFromGuild(actor, item)
    local player = class(actor)
    local cost = EXCHANGE[item]
    if cost == nil then
        sendmsg(actor, 0, "该物品未开放兑换")
        return
    end
    local total = tonumber(getplayvar(actor, 2, "GUILD_PT") or "0")
    if total < cost then
        sendmsg(actor, 0, "贡献点不足，还差" .. cost - total)
        return
    end
    setplayvar(actor, "HUMAN", "GUILD_PT", total - cost, 1)
    giveitem(actor, item, 1)
    setsysvarex("GW_LOG_" .. os.date("%Y%m%d"), class(actor):GetName() .. "|" .. item, 1)
    sendmsg(actor, 0, "兑换成功：" .. item)
end