Wyświetlanie walut

fun showCurrencies(rates:List<Currency>,name:String) {
        val leftRowMargin = 0
        val topRowMargin = 0
        val rightRowMargin = 0
        val bottomRowMargin = 0
        var textSize = 0
        var smallTextSize = 0
        var mediumTextSize = 0

        textSize = resources.getDimension(R.dimen.font_size_verysmall).toInt()
        smallTextSize = resources.getDimension(R.dimen.font_size_small).toInt()
        mediumTextSize = resources.getDimension(R.dimen.font_size_medium).toInt()
        val rows = rates.count()
        supportActionBar!!.setTitle("Waluty")
        var textSpacer: TextView? = null


        val dateFormat = SimpleDateFormat("HH:mm - dd.MM.yyyy")
        var date:Date?=null

        // -1 oznacza nagłówek
        for (i in -1..rows - 1) {
            var row: Currency? = null

            if (i < 0) {
                //nagłówek
                textSpacer = TextView(this)
                textSpacer.text = ""
            } else {
                row = rates.get(i)
            }

            if (row!=null)
                date=row.date

            val tv = TextView(this)
            tv.layoutParams = TableRow.LayoutParams(TableRow.LayoutParams.WRAP_CONTENT,
                    TableRow.LayoutParams.WRAP_CONTENT)
            tv.gravity = Gravity.LEFT
            tv.setPadding(20, 15, 20, 15)

            if (i == -1) run {
                tv.text = name
                tv.setBackgroundColor(Color.parseColor("#f0f0f0"))
                tv.setTextSize(TypedValue.COMPLEX_UNIT_PX, mediumTextSize.toFloat())
            } else run({
                tv.setBackgroundColor(Color.parseColor("#f8f8f8"))
                tv.setText(row?.code)
                tv.setTextSize(TypedValue.COMPLEX_UNIT_PX, mediumTextSize.toFloat())
            })

            val tv2 = TextView(this)
            if (i == -1) {
                tv2.layoutParams = TableRow.LayoutParams(TableRow.LayoutParams.MATCH_PARENT,
                        TableRow.LayoutParams.MATCH_PARENT)
                tv2.setTextSize(TypedValue.COMPLEX_UNIT_PX, smallTextSize.toFloat())
            } else {
                tv2.layoutParams = TableRow.LayoutParams(TableRow.LayoutParams.MATCH_PARENT,
                        TableRow.LayoutParams.MATCH_PARENT)
                tv2.setTextSize(TypedValue.COMPLEX_UNIT_PX, mediumTextSize.toFloat())
            }

            tv2.gravity = Gravity.LEFT

            tv2.setPadding(20, 15, 20, 15)
            if (i == -1) {
                tv2.text = "Kurs"
                tv2.setBackgroundColor(Color.parseColor("#f7f7f7"))
            } else {
                tv2.setBackgroundColor(Color.parseColor("#ffffff"))
                tv2.setTextColor(Color.parseColor("#000000"))
                tv2.setText(row?.rate.toString())
            }

            val layCustomer = LinearLayout(this)
            layCustomer.orientation = LinearLayout.VERTICAL
            layCustomer.setPadding(20, 10, 20, 10)
            layCustomer.setBackgroundColor(Color.parseColor("#f8f8f8"))

            val tv3 = TextView(this)
            if (i == -1) {
                tv3.layoutParams = TableRow.LayoutParams(TableRow.LayoutParams.MATCH_PARENT,
                        TableRow.LayoutParams.MATCH_PARENT)
                tv3.setPadding(5, 5, 0, 5)
                tv3.setTextSize(TypedValue.COMPLEX_UNIT_PX, smallTextSize.toFloat())
            } else {
                tv3.layoutParams = TableRow.LayoutParams(TableRow.LayoutParams.WRAP_CONTENT,
                        TableRow.LayoutParams.MATCH_PARENT)
                tv3.setPadding(5, 0, 0, 5)
                tv3.setTextSize(TypedValue.COMPLEX_UNIT_PX, textSize.toFloat())
            }

            tv3.gravity = Gravity.TOP

            if (i == -1) {
                tv3.text = "Zmiana"
                tv3.setBackgroundColor(Color.parseColor("#f0f0f0"))
            } else {
                tv3.setBackgroundColor(Color.parseColor("#f8f8f8"))
                tv3.setTextColor(Color.parseColor(row?.getColor()))
                tv3.setTextSize(TypedValue.COMPLEX_UNIT_PX, smallTextSize.toFloat())
                tv3.setText(row?.percentChange())
            }
            layCustomer.addView(tv3)


            if (i > -1) {
                val tv3b = TextView(this)
                tv3b.layoutParams = TableRow.LayoutParams(TableRow.LayoutParams.WRAP_CONTENT,
                        TableRow.LayoutParams.WRAP_CONTENT)

                tv3b.gravity = Gravity.RIGHT
                tv3b.setTextSize(TypedValue.COMPLEX_UNIT_PX, smallTextSize.toFloat())
                tv3b.setPadding(5, 1, 0, 5)
                tv3b.setTextColor(Color.parseColor("#aaaaaa"))
                tv3b.setBackgroundColor(Color.parseColor("#f8f8f8"))
                tv3b.setText(row?.formatChange())
                layCustomer.addView(tv3b)
            }


            // add table row
            val tr = TableRow(this)
            tr.id = i + 1
            val trParams = TableLayout.LayoutParams(TableLayout.LayoutParams.MATCH_PARENT,
                    TableLayout.LayoutParams.MATCH_PARENT)
            trParams.setMargins(leftRowMargin, topRowMargin, rightRowMargin, bottomRowMargin)
            tr.setPadding(10, 0, 10, 0)
            tr.layoutParams = trParams

            tr.addView(tv)
            tr.addView(tv2)
            tr.addView(layCustomer)

            tableCurrencies.addView(tr, trParams)

            if (i > -1) {

                val trSep = TableRow(this)
                val trParamsSep = TableLayout.LayoutParams(TableLayout.LayoutParams.MATCH_PARENT,
                        TableLayout.LayoutParams.WRAP_CONTENT)
                trParamsSep.setMargins(leftRowMargin, topRowMargin, rightRowMargin, bottomRowMargin)

                trSep.layoutParams = trParamsSep
                val tvSep = TextView(this)
                val tvSepLay = TableRow.LayoutParams(TableRow.LayoutParams.MATCH_PARENT,
                        TableRow.LayoutParams.WRAP_CONTENT)
                tvSepLay.span = 4
                tvSep.layoutParams = tvSepLay
                tvSep.setBackgroundColor(Color.parseColor("#d9d9d9"))
                tvSep.height = 1

                trSep.addView(tvSep)
                tableCurrencies.addView(trSep, trParamsSep)
            }


        }
        val trDate = TableRow(this)
        val trParamsSep = TableLayout.LayoutParams(TableLayout.LayoutParams.MATCH_PARENT,
                TableLayout.LayoutParams.WRAP_CONTENT)
        trParamsSep.setMargins(leftRowMargin, topRowMargin, rightRowMargin, bottomRowMargin)

        trDate.layoutParams = trParamsSep
        val tvSep = TextView(this)
        val tvSepLay = TableRow.LayoutParams(TableRow.LayoutParams.WRAP_CONTENT,
                TableRow.LayoutParams.MATCH_PARENT)
        tvSepLay.span = 4
        tvSep.layoutParams = tvSepLay
        tvSep.setBackgroundColor(Color.parseColor("#d9d9d9"))

        tvSep.setTextSize(TypedValue.COMPLEX_UNIT_PX, smallTextSize.toFloat())
        if (date!=null)
            tvSep.text=dateFormat.format(date)

        trDate.addView(tvSep)
        tableCurrencies.addView(trDate, trParamsSep)
    }