【进阶实战】黑名单同步：屏蔽名单的即时生效封装

local function blockAdd(actor, targetName)
    actor = getplayerbyname(actor)
    local list = getplayvar(actor, "HUMAN", "BlockList") or ""
    if string.find(list, targetName, 1, true) then
        sendmsg(actor, 1, "对方已在黑名单中。")
        return
    end
    list = list == "" and targetName or (list .. "|" .. targetName)
    setplayvar(actor, "HUMAN", "BlockList", list, 1)
    sendmsg(actor, 1, targetName .. " 已拉黑，社交消息即刻屏蔽。")
end
local function blockRemove(actor, targetName)
    actor = getplayerbyname(actor)
    local list = getplayvar(actor, "HUMAN", "BlockList") or ""
    local kept = {}
    for name in string.gmatch(list, "[^|]+") do
        if name ~= targetName then
            kept[#kept + 1] = name
        end
    end
    setplayvar(actor, "HUMAN", "BlockList", table.concat(kept, "|"), 1)
    sendmsg(actor, 1, targetName .. " 已移出黑名单。")
end

local function isBlocked(actor, fromName)
    actor = getplayerbyname(actor)
    local list = getplayvar(actor, "HUMAN", "BlockList") or ""
    return string.find(list, fromName, 1, true) ~= nil
end
local function onPrivateMsg(actor, fromName, content)
    actor = getplayerbyname(actor)
    if isBlocked(actor, fromName) then
        sendmsg(getplayerbyname(fromName), 1, "对方暂时无法接收消息。")
        return
    end
    sendmsg(actor, 1, "[私聊]" .. fromName .. "：" .. content)
end