Get Price action indicator Code That Actually Works

//@version=5
indicator("Price Action Indicator", shorttitle="PA Signals", overlay=true)

// Input parameters for customization
body_threshold = input.float(0.3, "Body Size Threshold %", minval=0.05, maxval=0.5, step=0.05, tooltip="Smaller body % for pin bars")
wick_threshold = input.float(0.6, "Wick Threshold %", minval=0.5, maxval=0.9, step=0.05, tooltip="Minimum wick size relative to candle range")
show_pinbars = input.bool(true, "Show Pin Bars", group="Price Action Signals")
show_engulfing = input.bool(true, "Show Engulfing Patterns", group="Price Action Signals")
use_alerts = input.bool(true, "Enable Alerts", group="Alerts")

// Candle calculations
candle_range = high - low
body_size = math.abs(close - open)
body_pct = candle_range > 0 ? body_size / candle_range : 0
upper_wick = high - math.max(open, close)
lower_wick = math.min(open, close) - low
upper_wick_pct = candle_range > 0 ? upper_wick / candle_range : 0
lower_wick_pct = candle_range > 0 ? lower_wick / candle_range : 0

// Bullish Pin Bar: small body, long lower wick, small upper wick
bull_pinbar = body_pct < body_threshold and lower_wick_pct > wick_threshold and upper_wick_pct < 0.1

// Bearish Pin Bar: small body, long upper wick, small lower wick
bear_pinbar = body_pct < body_threshold and upper_wick_pct > wick_threshold and lower_wick_pct < 0.1

// Bullish Engulfing: current bullish candle engulfs prior bearish body
bull_engulf = close > open and open[1] > close[1] and open < close[1] and close > open[1] and body_size > body_size[1]

// Bearish Engulfing: current bearish candle engulfs prior bullish body
bear_engulf = close < open and open[1] < close[1] and open > close[1] and close < open[1] and body_size > body_size[1]

// Visual plots
plotshape(show_pinbars and bull_pinbar, title="Bull Pin Bar", style=shape.triangleup, location=location.belowbar, color=color.new(color.green, 0), size=size.small, text="Pin↑")
plotshape(show_pinbars and bear_pinbar, title="Bear Pin Bar", style=shape.triangledown, location=location.abovebar, color=color.new(color.red, 0), size=size.small, text="Pin↓")
plotshape(show_engulfing and bull_engulf, title="Bull Engulf", style=shape.circle, location=location.belowbar, color=color.new(color.lime, 0), size=size.tiny, text="Eng↑")
plotshape(show_engulfing and bear_engulf, title="Bear Engulf", style=shape.circle, location=location.abovebar, color=color.new(color.orange, 0), size=size.tiny, text="Eng↓")

// Background highlight for stronger signals
bgcolor(bull_pinbar ? color.new(color.green, 90) : na, title="Bull Pin BG")
bgcolor(bear_pinbar ? color.new(color.red, 90) : na, title="Bear Pin BG")

// Alert conditions
if use_alerts
    if bull_pinbar
        alert("Bullish Pin Bar detected at " + str.tostring(close), alert.freq_once_per_bar)
    if bear_pinbar
        alert("Bearish Pin Bar detected at " + str.tostring(close), alert.freq_once_per_bar)
    if bull_engulf
        alert("Bullish Engulfing pattern at " + str.tostring(close), alert.freq_once_per_bar)
    if bear_engulf
        alert("Bearish Engulfing pattern at " + str.tostring(close), alert.freq_once_per_bar)

alertcondition(bull_pinbar, "Bull Pin Bar Alert", "Price Action: Bullish Pin Bar formed!")
alertcondition(bear_pinbar, "Bear Pin Bar Alert", "Price Action: Bearish Pin Bar formed!")
alertcondition(bull_engulf, "Bull Engulf Alert", "Price Action: Bullish Engulfing!")
alertcondition(bear_engulf, "Bear Engulf Alert", "Price Action: Bearish Engulfing!")