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//@version=5
indicator("XU100 Korelasyon Tablosu", overlay=false)

// Korelasyon periyodu için input
corrPeriod = input.int(100, "Korelasyon Periyodu", minval=1)

// XU100 SMA hesaplaması
xu100Price = request.security("BIST:XU100", timeframe.period, close)
xu100Sma = ta.sma(xu100Price, corrPeriod)
xu100Dev = xu100Price - xu100Sma

// Her hisse için ayrı security çağrısı ve korelasyon hesaplaması
akbnk = request.security("BIST:AKBNK", timeframe.period, close)
akbnkCorr = ta.correlation(akbnk - ta.sma(akbnk, corrPeriod), xu100Dev, corrPeriod)

arclk = request.security("BIST:ARCLK", timeframe.period, close)
arclkCorr = ta.correlation(arclk - ta.sma(arclk, corrPeriod), xu100Dev, corrPeriod)

asels = request.security("BIST:ASELS", timeframe.period, close)
aselsCorr = ta.correlation(asels - ta.sma(asels, corrPeriod), xu100Dev, corrPeriod)

bimas = request.security("BIST:BIMAS", timeframe.period, close)
bimasCorr = ta.correlation(bimas - ta.sma(bimas, corrPeriod), xu100Dev, corrPeriod)

ekgyo = request.security("BIST:EKGYO", timeframe.period, close)
ekgyoCorr = ta.correlation(ekgyo - ta.sma(ekgyo, corrPeriod), xu100Dev, corrPeriod)

eregl = request.security("BIST:EREGL", timeframe.period, close)
ereglCorr = ta.correlation(eregl - ta.sma(eregl, corrPeriod), xu100Dev, corrPeriod)

garan = request.security("BIST:GARAN", timeframe.period, close)
garanCorr = ta.correlation(garan - ta.sma(garan, corrPeriod), xu100Dev, corrPeriod)

hekts = request.security("BIST:HEKTS", timeframe.period, close)
hektsCorr = ta.correlation(hekts - ta.sma(hekts, corrPeriod), xu100Dev, corrPeriod)

kchol = request.security("BIST:KCHOL", timeframe.period, close)
kcholCorr = ta.correlation(kchol - ta.sma(kchol, corrPeriod), xu100Dev, corrPeriod)

kozal = request.security("BIST:KOZAL", timeframe.period, close)
kozalCorr = ta.correlation(kozal - ta.sma(kozal, corrPeriod), xu100Dev, corrPeriod)

// Korelasyon değerlerini array'e at
var correlations = array.new_float(10, 0.0)
var symbols = array.new_string(10, "")

if barstate.islast
    // Array'leri doldur
    array.set(correlations, 0, akbnkCorr)
    array.set(correlations, 1, arclkCorr)
    array.set(correlations, 2, aselsCorr)
    array.set(correlations, 3, bimasCorr)
    array.set(correlations, 4, ekgyoCorr)
    array.set(correlations, 5, ereglCorr)
    array.set(correlations, 6, garanCorr)
    array.set(correlations, 7, hektsCorr)
    array.set(correlations, 8, kcholCorr)
    array.set(correlations, 9, kozalCorr)
    
    array.set(symbols, 0, "AKBNK")
    array.set(symbols, 1, "ARCLK")
    array.set(symbols, 2, "ASELS")
    array.set(symbols, 3, "BIMAS")
    array.set(symbols, 4, "EKGYO")
    array.set(symbols, 5, "EREGL")
    array.set(symbols, 6, "GARAN")
    array.set(symbols, 7, "HEKTS")
    array.set(symbols, 8, "KCHOL")
    array.set(symbols, 9, "KOZAL")

// Tablo oluştur
var korelasyonTable = table.new(position.top_right, columns=2, rows=11, bgcolor=color.rgb(0, 0, 0, 20), border_width=1)

// Tabloyu güncelle
if barstate.islast
    // Başlık satırı
    table.cell(korelasyonTable, 0, 0, "Hisse", 
         bgcolor=color.rgb(0, 0, 0, 90),
         text_color=color.white,
         text_halign=text.align_center)
         
    table.cell(korelasyonTable, 1, 0, "Korelasyon", 
         bgcolor=color.rgb(0, 0, 0, 90),
         text_color=color.white,
         text_halign=text.align_center)

    // Sıralama için indeks array'i
    var int[] sortedIndices = array.new_int(10, 0)
    for i = 0 to 9
        array.set(sortedIndices, i, i)
    
    // Bubble sort - büyükten küçüğe sırala
    for i = 0 to 8
        for j = 0 to 8 - i
            if array.get(correlations, array.get(sortedIndices, j)) < array.get(correlations, array.get(sortedIndices, j + 1))
                temp = array.get(sortedIndices, j)
                array.set(sortedIndices, j, array.get(sortedIndices, j + 1))
                array.set(sortedIndices, j + 1, temp)
    
    // Tabloyu doldur
    for i = 0 to 9
        idx = array.get(sortedIndices, i)
        corrValue = array.get(correlations, idx)
        
        // Renk belirleme
        cellColor = corrValue >= 0.8 ? color.rgb(0, 255, 0, 80) :
                   corrValue >= 0.6 ? color.rgb(0, 255, 0, 60) :
                   corrValue >= 0.4 ? color.rgb(255, 255, 0, 60) :
                   corrValue >= 0.2 ? color.rgb(255, 165, 0, 60) :
                   color.rgb(255, 0, 0, 60)
        
        // Hisse adı hücresi
        table.cell(korelasyonTable, 0, i + 1, 
             text=array.get(symbols, idx),
             bgcolor=color.rgb(0, 0, 0, 50),
             text_color=color.white,
             text_halign=text.align_left)
        
        // Korelasyon değeri hücresi
        table.cell(korelasyonTable, 1, i + 1,
             text=str.tostring(corrValue, "#.###"),
             bgcolor=cellColor,
             text_color=color.white,
             text_halign=text.align_right)