Get Day trading indicator Code That Actually Works

//@version=5
indicator("HorizonAI Day Trading Scalper", shorttitle="HDTS", overlay=true, timeframe="")

// Input parameters
rsi_length = input.int(14, "RSI Length", minval=1)
rsi_oversold = input.int(30, "RSI Oversold", minval=1, maxval=50)
rsi_overbought = input.int(70, "RSI Overbought", minval=50, maxval=100)
ema_fast = input.int(9, "Fast EMA", minval=1)
ema_slow = input.int(21, "Slow EMA", minval=1)
vol_ma_length = input.int(20, "Volume MA Length", minval=1)
vol_multiplier = input.float(1.5, "Volume Spike Multiplier", minval=1.0, step=0.1)

// Calculate indicators
rsi = ta.rsi(close, rsi_length)
ema_f = ta.ema(close, ema_fast)
ema_s = ta.ema(close, ema_slow)
vol_ma = ta.sma(volume, vol_ma_length)
vol_spike = volume > vol_ma * vol_multiplier

// Day trading signals: Bullish (fast EMA cross up slow + RSI oversold + vol spike)
bull_cross = ta.crossover(ema_f, ema_s)
bull_condition = bull_cross and rsi < rsi_oversold and vol_spike

// Bearish (fast EMA cross down slow + RSI overbought + vol spike)
bear_cross = ta.crossunder(ema_f, ema_s)
bear_condition = bear_cross and rsi > rsi_overbought and vol_spike

// Plots
plot(ema_f, "Fast EMA", color=color.blue, linewidth=2)
plot(ema_s, "Slow EMA", color=color.red, linewidth=2)

// Signal shapes
plotshape(bull_condition, "Buy Signal", shape.triangleup, location.belowbar, color.green, size=size.normal)
plotshape(bear_condition, "Sell Signal", shape.triangledown, location.abovebar, color.red, size=size.normal)

// Background for volume spike
bgcolor(vol_spike ? color.new(color.yellow, 90) : na, title="Volume Spike")

// Alerts
alertcondition(bull_condition, "Day Trading Buy Alert", "Scalp Buy: EMA Cross + RSI Oversold + Volume Spike")
alertcondition(bear_condition, "Day Trading Sell Alert", "Scalp Sell: EMA Cross + RSI Overbought + Volume Spike")

// Table for current values (optional display)
if barstate.islast
    var table info_table = table.new(position.top_right, 2, 4, bgcolor=color.white, border_width=1)
    table.cell(info_table, 0, 0, "RSI", text_color=color.black)
    table.cell(info_table, 1, 0, str.tostring(math.round(rsi, 2)), text_color=color.black)
    table.cell(info_table, 0, 1, "Vol Spike", text_color=color.black)
    table.cell(info_table, 1, 1, vol_spike ? "YES" : "NO", text_color=vol_spike ? color.green : color.red)
    table.cell(info_table, 0, 2, "Fast EMA", text_color=color.black)
    table.cell(info_table, 1, 2, str.tostring(math.round(ema_f, 4)), text_color=color.blue)
    table.cell(info_table, 0, 3, "Slow EMA", text_color=color.black)
    table.cell(info_table, 1, 3, str.tostring(math.round(ema_s, 4)), text_color=color.red)