【玩法设计】装备共鸣：多件套共鸣与全局加成

local RESO_TIERS = { { n = 3, bonus = 50 }, { n = 5, bonus = 120 }, { n = 7, bonus = 250 } }
function Resonance.calc(actor)
    local qualityCount = {}
    for _, slot in ipairs(actor:GetEquipSlots()) do
        local item = actor:GetEquip(slot)
        if item then
            local q = item:GetQuality()
            qualityCount[q] = (qualityCount[q] or 0) + 1
        end
    end
    local totalBonus = 0
    for q, n in pairs(qualityCount) do
        for _, tier in ipairs(RESO_TIERS) do
            if n >= tier.n then totalBonus = totalBonus + tier.bonus end
        end
    end
    actor:SetResoBonus(totalBonus)
end

function Resonance.optimalSetup(actor, targetQuality)
    local slots = actor:GetEquipSlots()
    local current = 0
    for _, slot in ipairs(slots) do
        local item = actor:GetEquip(slot)
        if item and item:GetQuality() == targetQuality then current = current + 1 end
    end
    return current
end