【玩法设计】丹药相生相克：药性搭配的增益冲突规则设计

local HERB = {
    tonic = { name = "大补丹", clash = "cool", bonus = 1.2 },
    cool  = { name = "清热丹", clash = "tonic", bonus = 1.2 },
    wine  = { name = "药酒",   clash = nil,   bonus = 1.15 },
}
function takeHerb(actor, kind)
    local player = class(actor)
    local def = HERB[kind]
    if def == nil then return end
    local active = getplayvar(actor, 2, "HERB_ACTIVE") or ""
    if def.clash ~= nil and active == def.clash then
        setplayvar(actor, "HUMAN", "HERB_ACTIVE", "", 1)
        sendmsg(actor, 0, def.name .. "与当前药性相冲，两药效果抵消！")
        return
    end
    setplayvar(actor, "HUMAN", "HERB_ACTIVE", kind, 1)
    addbuff(actor, "HERB_UP", 1800)
    sendmsg(actor, 0, def.name .. "生效，增益提升" .. math.floor((def.bonus - 1) * 100) .. "%")
end

setontimerex(107, 1800)
function ontimer107()
    for _, name in ipairs(herbUsers()) do
        local a = getplayerbyname(name)
        if a ~= nil and isplayer(a) and getplayvar(a, 2, "HERB_ACTIVE") ~= "" then
            setplayvar(a, "HUMAN", "HERB_ACTIVE", "", 1)
            sendmsg(a, 0, "药性已消退")
        end
    end
end