帮会出征：集结成行的全员动员

; expedition.txt 出征配置
目标=远郊首领   集结=24小时
成行人数=15     时长=60分钟
保底奖励=8801   人均加成=50金

local function enlist(actor, guild)
    if getplayvar(actor, "enlisted") == 1 then
        sendmsg(actor, 1, "已报名，无需重复")
        return
    end
    setplayvar(actor, "enlisted", 1)
    local n = (getsysvar("expN_" .. guild) or 0) + 1
    setsysvarex("expN_" .. guild, n)
    sendmsg(actor, 1, "已报名，当前 " .. n .. " 人")
end
local function depart(guild)
    if (getsysvar("expN_" .. guild) or 0) >= 15 then
        sendcentermsg(0, guild .. " 出征成行，全员集合")
    else
        sendcentermsg(0, guild .. " 人数不足，出征取消")
    end
end