【进阶实战】赠礼代收：离线礼物的代收与转交通知

local function giftToBox(actor, friendName, itemName)
    actor = getplayerbyname(actor)
    local t = getplayerbyname(friendName)
    if t ~= nil and t ~= "" then
        giveitem(t, itemName, 1, 1)
        sendmsg(t, 1, "好友 " .. tostring(actor) .. " 赠送了 " .. itemName .. "。")
        return
    end
    local boxKey = "GiftBox_" .. friendName
    local box = tostring(getsysvar(boxKey) or "")
    local cnt = 0
    for _ in string.gmatch(box, "[^|]+") do
        cnt = cnt + 1
    end
    if cnt >= 10 then
        sendmsg(actor, 1, friendName .. " 的代收箱已满（10 份），礼物未送出。")
        return
    end
    local entry = itemName .. ":" .. tostring(actor)
    setsysvarex(boxKey, box == "" and entry or (box .. "|" .. entry), 1)
    sendmsg(actor, 1, friendName .. " 不在线，礼物已入代收箱（" .. (cnt + 1) .. "/10）。")
end

local function claimGiftBox(actor)
    actor = getplayerbyname(actor)
    local boxKey = "GiftBox_" .. tostring(actor)
    local box = tostring(getsysvar(boxKey) or "")
    if box == "" or box == "0" then
        sendmsg(actor, 1, "代收箱是空的。")
        return
    end
    for e in string.gmatch(box, "[^|]+") do
        local item, from = string.match(e, "([^:]+):(.+)")
        giveitem(actor, item, 1, 1)
        sendmsg(actor, 1, "收到 " .. from .. " 赠送的 " .. item .. "。")
    end
    setsysvarex(boxKey, "", 1)
end