【玩法策划】世界事件连锁：借鉴蝴蝶效应的连环事件玩法设计

local CHAIN = {
    { id = "mine_over", cond = "mine_yield>=3000", next = "quake" },
    { id = "quake", cond = "quake_killed>=1000", next = "price_up" },
    { id = "price_up", cond = "herb_sold>=500", next = "alchemist" },
}
local chainState = {}
local function checkChain(worldStats)
    for _, link in ipairs(CHAIN) do
        if chainState[link.id] ~= true and chainState[link.next] ~= true then
            local ok = checkCond(link.cond, worldStats)
            if ok then
                chainState[link.id] = true
                sendcentermsg("世界事件：矿脉异变引发连环效应……")
            end
        end
    end
end

local function openFinale(link)
    setontimerex(121, 3600)
    setsysvar("CHAIN_FINALE", link.next)
    sendcentermsg("药师公会发出支援请求，全服任务开启！")
end