拍画片：一巴掌拍翻一张

fx-cardslap

local CardSlap = {}
local KEY = { WIN_LINE = 0.62, AI_WIN = 0.72 }

local card = { flip = 0 }
local turn = "me"

function CS.Slap(byPlayer)
    local pw = 0.5 + math.random() * 0.5          -- 力道随机掷骰
    SL:PlayFlyFx("hand_slap", 130, 60, 330, 140, 3, nil, function()
        card.target = pw
        SL:PlayFxAt("slap_wind", 330, 170)
        SL:PlaySfx("slap")
        if byPlayer then
            if pw > KEY.WIN_LINE then
                card.flip = 1 - card.flip          -- 翻面归己
                SL:SetValue("won", SL:GetValue("won") + 1)
                SL:ShowSystemTips("翻面归你!")
                turn = "ai"
            else
                SL:ShowSystemTips("没翻动 — AI 来拍")
                turn = "ai"
            end
        elseif pw > KEY.AI_WIN and card.flip == 1 then
            card.flip = 0                          -- AI 拍回去
            SL:SetValue("won", math.max(0, SL:GetValue("won") - 1))
            SL:ShowSystemTips("AI 拍回去了!")
            turn = "me"
        else
            SL:ShowSystemTips("AI 也没拍动 — 该你了")
            turn = "me"
        end
    end)
end

function CS.Update(dt)
    -- 画片被气浪掀起的浮动
    card.wob = math.max(0, card.wob - dt)
    SL:SetFxPos("card", 330, 170 - (card.wob > 0 and
        math.sin(card.wob / 0.3 * 3.1416) * 16 or 0))
    -- AI 回合自动拍
    if turn == "ai" and not SL:GetValue("handFlying") then
        SL:ScheduleOnce(function()
            if turn == "ai" then CS.Slap(false) end
        end, 0.9)
    end
end

return CS