【框架设计】宝石镶嵌：孔位解锁与组合共鸣

local PUNCH_COST = { gold = 200000, item = 52001 }
function Gem.punch(plr, slot)
    local item = plr.bag[slot]
    if not item or item.holes >= 4 then return false, "孔位已满" end
    if not QF_CostGold(plr, PUNCH_COST.gold) then return false end
    if not QF_CostItem(plr, PUNCH_COST.item, 1) then return false end
    item.holes = (item.holes or 0) + 1
    item.gems = item.gems or {}
    return true
end

function Gem.inlay(plr, slot, holeIndex, gemId)
    local item = plr.bag[slot]
    if not item.gems or item.gems[holeIndex] then return false, "孔位占用" end
    if not QF_CostItem(plr, gemId, 1) then return false end
    item.gems[holeIndex] = gemId
    Gem.recalc(plr, slot)
    return true
end

function Gem.recalc(plr, slot)
    local item = plr.bag[slot]
    local colorCount = {}
    for _, gid in pairs(item.gems or {}) do
        local c = GEM_DEF[gid].color
        colorCount[c] = (colorCount[c] or 0) + 1
    end
    local bonus = 0
    for color, n in pairs(colorCount) do
        if n >= 3 then bonus = bonus + GEM_RESO[color] end
    end
    item.gemBonus = bonus
    QF_RecalcEquip(plr, slot)
end