【玩法设计】头像框系统：获取与佩戴展示

local FRAME_SOURCES = {
    { id = 1, name = "初心者之框", source = "achievement", cond = "reach_lv_10" },
    { id = 2, name = "沙城荣框", source = "siege_win", cond = "win_siege" },
    { id = 3, name = "周年庆框", source = "shop", price = 6 },
}
function Frame.obtain(actor, frameId)
    local def = FRAME_SOURCES[frameId]
    if not def then return false end
    if def.source == "achievement" and not Achievement.done(actor, def.cond) then
        return false, "成就条件未达成"
    end
    if def.source == "shop" then
        if not actor:TakeVoucher(def.price) then return false, "点券不足" end
    end
    setplayvar(actor, "HUMAN", "owned_frame_" .. frameId, 1, 1)
    sendmsg(actor, 1, "获得头像框：" .. def.name)
    return true
end

function Frame.equip(actor, frameId)
    if not getplayvar(actor, "HUMAN", "owned_frame_" .. frameId) then
        return false, "未拥有该头像框"
    end
    setplayvar(actor, "HUMAN", "frame_id", frameId, 1)
    sendluamsg(actor, 7501, frameId, 0, 0, FRAME_RES[frameId])
    return true
end