帮会聚义厅：同堂聚义的凝聚力解锁

local function cohesionTick(guild)
    local count = getsysvar("inHall_" .. guild) or 0
    if count < 5 then
        sendcentermsg(0, "聚义厅不足 5 人，凝聚力停涨")
        return
    end
    setsysvarex("cohesion_" .. guild,
        (getsysvar("cohesion_" .. guild) or 0) + count)
    sendcentermsg(0, guild .. " 凝聚力 +"
        .. count .. "，当前 "
        .. getsysvar("cohesion_" .. guild))
end

local THRESH = {100, 500, 2000}
local function checkUnlock(guild)
    local c = getsysvar("cohesion_" .. guild) or 0
    local lv = getsysvar("cohesionLv_" .. guild) or 0
    if lv < 3 and c >= THRESH[lv + 1] then
        setsysvarex("cohesionLv_" .. guild, lv + 1)
        sendcentermsg(0, guild .. " 聚义厅升到 "
            .. (lv + 1) .. " 级")
    end
end