function Motion_OnUse(MapID, InstanceID, RoleID, DstRoleID, MotionID)
    local FreeSize = role.GetBagFreeSize(RoleID)
    local i = role.GetRoleItemNum(RoleID, 4010242)
    local a = role.GetRoleItemNum(RoleID, 4040011) -- Óµ±§¿¨
    local b = role.GetRoleItemNum(RoleID, 4040012) -- ÒÀ¿¿¿¨
    local c = role.GetRoleItemNum(RoleID, 4040013) -- ÒÀÙË¿¨
    local d = role.GetRoleItemNum(RoleID, 4040014) -- Ç×ÃÜ¿¨
    local e = role.GetRoleItemNum(RoleID, 4040015) -- Ç×ÎÇ¿¨
    local f = role.GetRoleItemNum(RoleID, 6600507)
    local k = role.GetRoleItemNum(DstRoleID, 6600507)
    local qingrenjie = role.GetRoleItemNum(RoleID, 4800257) -- ÇéÈ˽ÚÇ×ÎÇ¿¨

    if FreeSize >= 1 then
        if MotionID == 14 then
            if i >= 1 then
                role.AddRoleItem(MapID, InstanceID, RoleID, 4010226, 1, -1, 8, 420) -- Ç×ÎÇÖ®Ó¡
            end
            if e >= 1 then
                role.AddRoleItem(MapID, InstanceID, RoleID, 4040026, 1, -1, 8, 420)
                role.RemoveFromRole(MapID, InstanceID, RoleID, 4040015, 1, 420)
            end
            if f >= 1 then
                role.AddRoleItem(MapID, InstanceID, RoleID, 6600508, 1, -1, 8, 420) -- Ïåñî÷íûé çàìîê "Âîëøåáíûé ïåñîê"
                role.RemoveFromRole(MapID, InstanceID, RoleID, 6600507, 1, 420) -- Çíàê ëþáâè
            end
            if k >= 1 then
                role.AddRoleItem(MapID, InstanceID, DstRoleID, 6600508, 1, -1, 8, 420) -- Ïåñî÷íûé çàìîê "Âîëøåáíûé ïåñîê"
                role.RemoveFromRole(MapID, InstanceID, DstRoleID, 6600507, 1, 420) -- Çíàê ëþáâè
            end
            if role.IsRoleHaveQuest(MapID, InstanceID, RoleID, 30378) and role.GetRoleLoverID(MapID, InstanceID, RoleID) == DstRoleID then
                if role.GetRoleItemNum(RoleID, 4800112) > 0 then
                    role.RemoveFromRole(MapID, InstanceID, RoleID, 4800112, 1, 420)
                    role.AddRoleItem(MapID, InstanceID, RoleID, 4800113, 1, -1, 8, 420)
                    unit.AddBuff(MapID, InstanceID, RoleID, 6001301, RoleID)
                end
                if role.GetRoleItemNum(DstRoleID, 4800112) > 0 and role.IsRoleHaveQuest(MapID, InstanceID, DstRoleID, 30378) then
                    role.RemoveFromRole(MapID, InstanceID, DstRoleID, 4800112, 1, 420)
                    role.AddRoleItem(MapID, InstanceID, DstRoleID, 4800113, 1, -1, 8, 420)
                    unit.AddBuff(MapID, InstanceID, DstRoleID, 6001301, DstRoleID)
                end
            end

            local Target_MapID, Target_InstanceID = role.GetRoleMapID(RoleID)
            if act.GetActIsStart(53) and not role.IsRoleHaveBuff(Target_MapID, Target_InstanceID, RoleID, 69400) then
                if role.IsRoleHaveQuest(Target_MapID, Target_InstanceID, RoleID, 30912) and FreeSize > 1 and qingrenjie >= 1 and role.GetRoleItemNum(RoleID, 4800265) < 5 then
                    role.AddRoleItem(Target_MapID, Target_InstanceID, RoleID, 4800265, 1, -1, 8, 420)
                    local lastId = role.GetRoleScriptData(RoleID, 1, RoleDataType["qingrenjieqinwenID"])
                    local num = role.GetRoleScriptData(RoleID, 1, RoleDataType["qingrenjieqinwenNum"])
                    if num == nil or num < 0 then
                        num = 0
                    end
                    if lastId ~= nil and lastId ~= 0 and lastId ~= DstRoleID then
                        role.SetRoleScriptData(RoleID, 1, RoleDataType["qingrenjieqinwenNum"], num + 1)
                    end
                    role.SetRoleScriptData(RoleID, 1, RoleDataType["qingrenjieqinwenID"], DstRoleID)
                end
                unit.AddBuff(Target_MapID, Target_InstanceID, RoleID, 6940001, RoleID)
            end
        elseif MotionID == 15 then
            if c >= 3 then
                role.AddRoleItem(MapID, InstanceID, RoleID, 4040026, 1, -1, 8, 420)
                role.RemoveFromRole(MapID, InstanceID, RoleID, 4040013, 3, 420)
            end
        elseif MotionID == 16 then
            if i >= 1 then
                role.AddRoleItem(MapID, InstanceID, RoleID, 4010227, 1, -1, 8, 420) -- Óµ±§Ö®Ó¡
            end
            if a >= 3 then
                role.AddRoleItem(MapID, InstanceID, RoleID, 4040026, 1, -1, 8, 420)
                role.RemoveFromRole(MapID, InstanceID, RoleID, 4040011, 3, 420)
            end
            if role.IsRoleHaveQuest(MapID, InstanceID, RoleID, 30377) and role.GetRoleLoverID(MapID, InstanceID, RoleID) == DstRoleID then
                if role.GetRoleItemNum(RoleID, 4800111) > 0 then
                    role.RemoveFromRole(MapID, InstanceID, RoleID, 4800111, 1, 420)
                    role.AddRoleItem(MapID, InstanceID, RoleID, 4800112, 1, -1, 8, 420)
                    unit.AddBuff(MapID, InstanceID, RoleID, 6001301, RoleID)
                end
                if role.GetRoleItemNum(DstRoleID, 4800111) > 0 and role.IsRoleHaveQuest(MapID, InstanceID, DstRoleID, 30377) then
                    role.RemoveFromRole(MapID, InstanceID, DstRoleID, 4800111, 1, 420)
                    role.AddRoleItem(MapID, InstanceID, DstRoleID, 4800112, 1, -1, 8, 420)
                    unit.AddBuff(MapID, InstanceID, DstRoleID, 6001301, DstRoleID)
                end
            end
        elseif MotionID == 17 then
            if i >= 1 then
                role.AddRoleItem(MapID, InstanceID, RoleID, 4010228, 1, -1, 8, 420) -- Ç×ÃÜÖ®Ó¡
            end
            if d >= 1 then
                role.AddRoleItem(MapID, InstanceID, RoleID, 4040026, 1, -1, 8, 420)
                role.RemoveFromRole(MapID, InstanceID, RoleID, 4040014, 1, 420)
            end
        elseif MotionID == 20 then
            if b >= 3 then
                role.AddRoleItem(MapID, InstanceID, RoleID, 4040026, 1, -1, 8, 420)
                role.RemoveFromRole(MapID, InstanceID, RoleID, 4040012, 3, 420)
            end
        end
    else
        local MsgID = msg.BeginMsgEvent()
        msg.AddMsgEvent(MsgID, 26, 100003)
        msg.AddMsgEvent(MsgID, 9, 1)
        msg.DispatchRoleMsgEvent(RoleID, MsgID)
        local bRet = 40
        local bIgnore = true
        return bRet, bIgnore
    end
end

-- Register the motion event
aux.RegisterMotionEvent(0, "Motion_OnUse")