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//@version=5
strategy("MAE & MFE Tracker Dashboard", overlay=true, initial_capital=10000, default_qty_type=strategy.percent_of_equity, default_qty_value=10)

// =========================================================================
// 1. DUMMY STRATEGY (Replace this with your own entry/exit logic)
// =========================================================================
fastLen = input.int(10, "Fast EMA")
slowLen = input.int(20, "Slow EMA")

fastEMA = ta.ema(close, fastLen)
slowEMA = ta.ema(close, slowLen)

longCond = ta.crossover(fastEMA, slowEMA)
shortCond = ta.crossunder(fastEMA, slowEMA)

if longCond
    strategy.entry("Long", strategy.long)
if shortCond
    strategy.entry("Short", strategy.short)

// =========================================================================
// 2. MAE / MFE TRACKING ENGINE
// =========================================================================
var float ep = na      // Entry Price
var float hh = na      // Highest High during trade
var float ll = na      // Lowest Low during trade
var int last_dir = 0   // 1 for Long, -1 for Short, 0 for Flat

var mfeArray = array.new_float(0)
var maeArray = array.new_float(0)

// Determine current position status
int current_dir = strategy.position_size > 0 ? 1 : strategy.position_size < 0 ? -1 : 0

// A) Trade Closed or Reversed: Calculate and Store Data
if last_dir != 0 and current_dir != last_dir
    float mfe = na
    float mae = na
    
    if last_dir == 1 // Closed a Long
        mfe := (hh - ep) / syminfo.mintick
        mae := (ep - ll) / syminfo.mintick
    else if last_dir == -1 // Closed a Short
        mfe := (ep - ll) / syminfo.mintick
        mae := (hh - ep) / syminfo.mintick
        
    array.push(mfeArray, math.max(0, mfe))
    array.push(maeArray, math.max(0, mae))

// B) New Trade Opened (Including Reversals): Reset Extremes
if current_dir != 0 and current_dir != last_dir
    ep := strategy.position_avg_price
    hh := high
    ll := low

// C) Currently in a Trade: Update Extremes constantly
if current_dir != 0
    hh := math.max(hh, high)
    ll := math.min(ll, low)
    
    // Safety check if entry price was delayed
    if na(ep) or ep == 0
        ep := strategy.position_avg_price

last_dir := current_dir

// =========================================================================
// 3. ON-CHART DASHBOARD & STATISTICS
// =========================================================================
if barstate.islast
    // Calculate Averages
    totalTrades = array.size(mfeArray)
    avgMfe = totalTrades > 0 ? array.avg(mfeArray) : 0
    avgMae = totalTrades > 0 ? array.avg(maeArray) : 0
    rewardRiskRatio = avgMae > 0 ? avgMfe / avgMae : 0

    // Draw Table
    var tbl = table.new(position.bottom_right, 2, 5, bgcolor=color.new(color.gray, 90), border_width=1, border_color=color.gray)
    
    // Headers
    table.cell(tbl, 0, 0, "Trade Metric", text_color=color.white, bgcolor=color.new(color.blue, 60))
    table.cell(tbl, 1, 0, "Value (Ticks)", text_color=color.white, bgcolor=color.new(color.blue, 60))
    
    // Total Trades
    table.cell(tbl, 0, 1, "Total Trades Logged", text_color=color.white)
    table.cell(tbl, 1, 1, str.tostring(totalTrades), text_color=color.white)
    
    // Average MFE
    table.cell(tbl, 0, 2, "Average MFE (Profit Potential)", text_color=color.new(color.green, 0))
    table.cell(tbl, 1, 2, str.tostring(math.round(avgMfe, 2)), text_color=color.new(color.green, 0))
    
    // Average MAE
    table.cell(tbl, 0, 3, "Average MAE (Drawdown)", text_color=color.new(color.red, 0))
    table.cell(tbl, 1, 3, str.tostring(math.round(avgMae, 2)), text_color=color.new(color.red, 0))
    
    // MFE / MAE Ratio
    ratioColor = rewardRiskRatio >= 2 ? color.new(color.green, 0) : rewardRiskRatio >= 1 ? color.new(color.yellow, 0) : color.new(color.red, 0)
    table.cell(tbl, 0, 4, "MFE / MAE Ratio", text_color=ratioColor)
    table.cell(tbl, 1, 4, str.tostring(math.round(rewardRiskRatio, 2)), text_color=ratioColor)