Piano Semi-auto play

local VirtualInputManager = game:GetService("VirtualInputManager")
local UserInputService = game:GetService("UserInputService")

-- ▼▼▼ ur note here. ▼▼▼
local sheetMusic = [[
[o@(YPD] P [o@(YPD] [o@YP] s [P5wyod] [E5yo] o [%WYts] [t%YP] O [5wEYP] [5EY] Y [W4qti] [W4ti] o [t@(O] [t@O] [tP] [@(ts] [29yd] [18YD] [^Pidg] [%W] [5w] [4qP] [@(PDoh] [P5wig] [YD] [^EPidg] q [9id] [y^P] [18osYD] [@(od] s [5wyod] 9 [^yo] [E5o] [%WYts] [4qtYP] [WO] [5wEYP] [5wEY] Y [4qpYD] [Y4qod] [ps] [y^EP] [%WPd] [5wsD] [4qdg] [@(PDoh] [29] [@(] [4q] [5wdPgJ] [sD] [P5wd] [sD] [^Edg] [PJ] [PJ] [PJ] [^PJ] [qyiP] [yi^P] [Pd] [s%WD] [5wdg] 
[18osYD] 5 [18] [29] [@(Podh] [ps] [o@P] [ps] [P5wd] [5oh] [oh] [oh] [^oh] [E9yo] [E5yo] [oP] [O4qs] [^Pd] [s%YD] [Os] [@(] [Pd] [8tsYD] [Os] [^E] [Pd] [s%WYD] [YOs] [s@(OD] [8tsODH] [^EOH] [OH] [OH] [%WOH] [5wOH] [4qsgOH] 5 % [^EPdh] g [s^OD] [Pdg] [@(PDoh] [29] [@(] [5woPD] [4qoPD] [@(YP] [YP] [29YP] [18YP] [29ipsg] [ps] @ 4 [5woaD] d [5ips] [oad] [18osYD] 2 @ [Y4os] [Y8tos] [Yo] [^E] [Yo] [s%WYD] [P4qd] [Os] [5wYP] [5EY] Y [4qpYD] [Y4od] Y [ps] [y^EP] [y^O] P [o@(YPD] [o@YP] s [P5wyod] [E5yo] o [%WYts] [t%YP] O [5wEYP] [5EY] Y  [W4qti] [W4ti] o [t@(O] [t@O] [tP] [@(ts] [29yd] [18YD] [^Pidg] [%W] [5w] [4qP] [@(PDoh] [P5wig] [YD] [^EPidg] q [9id] [y^P] [18osYD] [@(od] s [5wyod] 9 [^yo] [E5o] [%WYts] [4qtYP] [WO] [5wEYP] [5wEY] Y [4qpYD] [Y4qod] [ps] [y^EP] [%WPd] [5wsD] [4qdg] [@(PDoh] [29] [@(] [4q] [5wdPJg] [sD] [P5wd] [sD] [^Edg] [PJ] [PJ] [PJ] [^PJ] [qyiP] [yi^P] [Pd] [s%WD] [5wdg]  [18osYD] 5 [18] [29] [@(Pohd] [ps] [o@P] [ps] [P5wd] [5oh] [oh] [oh] [^oh] [E9yo] [E5yo] [oP] [O4qs] [^Pd] [s%YD] [Os] [@(] [Pd] [8tsYD] [Os] [^E] [Pd] [s%WYD] [YOs] [s@(OD] [8tsODH] [^EOH] [OH] [OH] [%WOH] [5wOH] [4qsgOH] 5 % [^EPdh] g [s^OD] [Pdg] [@(PDoh] [29] [@(] [5woPD] [4qoPD] [@(YP] [YP] [29YP] [18YP] [29ipsg] [ps] @ 4 [5woaD] d [5ips] [oad] [18osYD] 2 @ [Y4os] [Y8tos] [Yo] [^E] [Yo] [s%WYD] [P4qd] [Os] [5wEYP] [5EY] Y [y^EOP] [%OPts] [^Oyid] [o@YPD]
]]
-- ▲▲▲ and ends here. ▲▲▲

local notes = {}
for word in sheetMusic:gmatch("%S+") do
    table.insert(notes, word)
end

local isOn = false
local currentIndex = 1
local isPlaying = false

local shiftMap = {
    ['!'] = Enum.KeyCode.One, ['@'] = Enum.KeyCode.Two, ['#'] = Enum.KeyCode.Three,
    ['$'] = Enum.KeyCode.Four, ['%'] = Enum.KeyCode.Five, ['^'] = Enum.KeyCode.Six,
    ['&'] = Enum.KeyCode.Seven, ['*'] = Enum.KeyCode.Eight, ['('] = Enum.KeyCode.Nine,
    [')'] = Enum.KeyCode.Zero, ['_'] = Enum.KeyCode.Minus, ['+'] = Enum.KeyCode.Equals,
    ['{'] = Enum.KeyCode.LeftBracket, ['}'] = Enum.KeyCode.RightBracket,
    ['|'] = Enum.KeyCode.BackSlash, [':'] = Enum.KeyCode.Semicolon,
    ['"'] = Enum.KeyCode.Quote, ['<'] = Enum.KeyCode.Comma, ['>'] = Enum.KeyCode.Period,
    ['?'] = Enum.KeyCode.Slash, ['~'] = Enum.KeyCode.Tilde
}

local function getKeyCode(char)
    if shiftMap[char] then return shiftMap[char] end
    if char:match("%a") then return Enum.KeyCode[char:upper()] end
    if char:match("%d") then
        local numToName = {["1"]="One", ["2"]="Two", ["3"]="Three", ["4"]="Four", ["5"]="Five", ["6"]="Six", ["7"]="Seven", ["8"]="Eight", ["9"]="Nine", ["0"]="Zero"}
        return Enum.KeyCode[numToName[char]]
    end
    local map = {
        ['-'] = Enum.KeyCode.Minus, ['='] = Enum.KeyCode.Equals,
        ['['] = Enum.KeyCode.LeftBracket, [']'] = Enum.KeyCode.RightBracket,