//@version=5
strategy("Sheldon Crypto Leverage Strategy 2026", overlay=true, initial_capital=400, default_qty_type=strategy.cash, default_qty_value=100, commission_type=strategy.commission.percent, commission_value=0.06)

// Inputs
riskRewardRatio = input.float(3.0, title="Risk-to-Reward Ratio")
fibLookback    = input.int(50, title="Fib/Range Lookback Period")
useTrendFilter = input.bool(true, title="Use Trend Break Filter")

// Range finding for Mid-Range Target and Fibonacci / Pullback mechanics
highestPrice = ta.highest(high, fibLookback)
lowestPrice  = ta.lowest(low, fibLookback)
midRange     = (highestPrice + lowestPrice) / 2.0

// Oversold/Overbought proxy via RSI
rsiValue     = ta.rsi(close, 14)
isOversold   = rsiValue < 40
isOverbought = rsiValue > 60

// Trend breakout conditions
emaFast      = ta.ema(close, 9)
emaSlow      = ta.ema(close, 21)
trendBullish = ta.crossover(emaFast, emaSlow)
trendBearish = ta.crossunder(emaFast, emaSlow)

// Entry Conditions based on video checklist:
// 1. Pullback/Oversold into support or trend shift
// 2. Risk to Reward setup targeting Mid-Range
longCondition  = isOversold and trendBullish and (useTrendFilter ? true : true)
shortCondition = isOverbought and trendBearish and (useTrendFilter ? true : true)

// Execution Variables
var float longStopPrice  = na
var float longTpPrice    = na
var float shortStopPrice = na
var float shortTpPrice   = na

if (longCondition and strategy.position_size == 0)
    longStopPrice := low - (ta.atr(14) * 1.5)
    riskDistance  = close - longStopPrice
    longTpPrice   = midRange // Target mid-range as per strategy
    if (longTpPrice <= close)
        longTpPrice := close + (riskDistance * riskRewardRatio)
    strategy.entry("Long", strategy.long)
    strategy.exit("Exit Long", "Long", stop=longStopPrice, limit=longTpPrice)

if (shortCondition and strategy.position_size == 0)
    shortStopPrice := high + (ta.atr(14) * 1.5)
    riskDistance   = shortStopPrice - close
    shortTpPrice   = midRange // Target mid-range as per strategy
    if (shortTpPrice >= close)
        shortTpPrice := close - (riskDistance * riskRewardRatio)
    strategy.entry("Short", strategy.short)
    strategy.exit("Exit Short", "Short", stop=shortStopPrice, limit=shortTpPrice)

// Plotting levels for visual verification
plot(midRange, color=color.orange, title="Mid-Range Target", style=plot.style_line)
plot(emaFast, color=color.blue, title="Fast EMA")
plot(emaSlow, color=color.red, title="Slow EMA")