import concat from "lodash/concat";
import remove from "lodash/remove";
import uniq from "lodash/uniq";
import find from "lodash/find";
import sampleSize from "lodash/sampleSize";
import keys from "lodash/keys";

export default class {
    constructor() {
        this.subscribers = {};

        this.exchanges = [
            {name: 'Nasdaq Stock Market', symbol: 'NASDAQ', supportedStocks: NASDAQ_SYMBOLS},
            {name: 'London Stock Exchange', symbol: 'LSE', supportedStocks: LSE_SYMBOLS},
            {name: 'Japan Exchange Group', symbol: 'JSE', supportedStocks: JSE_SYMBOLS},
            {name: 'Deutsche Börse', symbol: 'DE', supportedStocks: DE_SYMBOLS}
        ];

        this.initialiseTickerData();

        this.timestamp = new Date();
    }

    initialiseTickerData() {
        this.tickerData = {};

        const allSymbols = uniq(concat(NASDAQ_SYMBOLS, LSE_SYMBOLS, JSE_SYMBOLS, DE_SYMBOLS));
        allSymbols.forEach((symbol) => {
            this.tickerData[symbol] = this.generateTickerRow(symbol);
        });
    }

    generateTickerRow(symbol) {
        let price = this.random(10, 600);
        return {
            symbol,
            price,
            bid: price - this.random(1, 3),
            ask: price + this.random(1, 3),
            recommendation: ['Buy','Hold','Sell'][Math.floor(this.random(0, 2))]
        }
    }

    random(min, max) {
        return parseFloat((Math.random() * (max - min + 1) + min))
    }

    addSubscriber(subscriber, symbol) {
        if (!this.subscribers[symbol]) {
            this.subscribers[symbol] = [];
        }
        this.subscribers[symbol].push(subscriber);

        if (!this.updateInterval) {
            this.updateInterval = setInterval(this.applyDeltasToTickerData.bind(this), 500);
        }
    }

    applyDeltasToTickerData() {
        let symbols = keys(this.subscribers);
        let properties = ['price', 'bid', 'ask'];

        let symbolsToAlter = sampleSize(symbols, symbols.length / 4);
        let propertyToAlter = sampleSize(properties, 1);

        symbolsToAlter.forEach((symbol) => {
            this.tickerData[symbol] = {
                symbol,
                price: this.tickerData[symbol].price,
                bid: this.tickerData[symbol].bid,
                ask: this.tickerData[symbol].ask
            };

            this.tickerData[symbol][propertyToAlter] = +this.tickerData[symbol][propertyToAlter] + this.random(-2, 2);
        });

        symbols.forEach((symbol) => {
            this.subscribers[symbol].forEach((subscriber) => {
                subscriber(this.tickerData[symbol]);
            });
        });
    }

    removeSubscriber(subscriber, symbol) {
        remove(this.subscribers[symbol], subscriber);
    }

    getTicker(symbol) {
        return this.tickerData[symbol];
    }

    getExchanges() {
        return this.exchanges;
    }

    getExchangeInformation(exchangeName) {
        return find(this.exchanges, (exchange) => {
            return exchange.symbol === exchangeName;
        })
    }

    formatNumber(input) {
        return input.toFixed(2);
    }

    formatWithDecimalPlaces(x) {
        return x.toString().replace(/\B(?=(\d{3})+(?!\d))/g, ",");
    }

    getTickerDetail(symbol) {
        let ticker = this.getTicker(symbol);
        let currentPrice = ticker.price;
        let tenthOfCurrentPrice = currentPrice / 10;
        let previousPrice = +currentPrice + this.random(-tenthOfCurrentPrice, tenthOfCurrentPrice);

        let twentiethOfCurrentPrice = currentPrice / 20;
        let yearAgoPrice = this.random(-twentiethOfCurrentPrice, twentiethOfCurrentPrice);

        let range = `${this.formatNumber(previousPrice)} - ${this.formatNumber(currentPrice)}`;
        let fiftyTwoWeek = `${this.formatNumber(yearAgoPrice)} - ${this.formatNumber(currentPrice)}`;

        let open = this.formatNumber(ticker.bid); // not the same, but will do for demo purposes

        let vol = this.formatWithDecimalPlaces(this.random(5000, 20000).toFixed(2));
        let avg = `${this.formatNumber(this.random(10, 30))}M`;

        let dividend = this.random(0, 1).toFixed(2);
        let yld = this.random(1, 2).toFixed(2);

        let eps = this.random(5, 10).toFixed(2);

        let shares = `${this.random(3000, 10000).toFixed(2)}M`;

        let marketCap = `${this.random(100000, 900000).toFixed(2)}M`;

        let historicalData = this.generateHistoricalData(100, this.timestamp, currentPrice);

        return {
            pricingDelta: {
                currentPrice,
                previousPrice
            },
            timestamp: this.timestamp.toDateString(),
            tickerSummary: {
                range,
                fiftyTwoWeek,
                open,
                vol,
                avg,
                dividend,
                yld,
                eps,
                shares,
                marketCap
            },
            historicalData
        }
    }

    formatDate(date) {
        return `${date.getDate()}-${date.getMonth() + 1}-${date.getFullYear()}`;
    }

    generateHistoricalData(numberOfPoints, endDate, endPrice) {
        let historicalData = [{
            "date": this.formatDate(endDate),
            "price": endPrice
        }
        ];

        let numberOfTransitions = 15;
        let pointsPerTransition = numberOfPoints / numberOfTransitions;

        let lastDate = endDate;
        let lastPrice = endPrice;
        for (let transition = 0; transition < numberOfTransitions; transition++) {
            let swing = (Math.random() >= 0.5) ? 1 : -1;

            for (let i = 0; i <= pointsPerTransition; i++) {
                lastDate.setDate(lastDate.getDate() - 1);
                lastPrice = lastPrice + (swing * this.random(-1, 10));
                lastPrice = lastPrice < 0 ? 0 : lastPrice;

                historicalData.splice(0, 0, ({
                    "date": this.formatDate(lastDate),
                    "price": lastPrice
                }));
            }
        }

        return historicalData;
    }

    getFxMatrixHeaderNames() {
        return FX_DELTA_HEADERS;
    }

    getFxMatrixSnapshot() {
        let columns = FX_CURRENCY_MATRIX[0];
        let data = FX_CURRENCY_MATRIX.slice(1);

        let rowData = [];
        for (let i = 0; i < data.length; i++) {
            let currentRow = data[i];

            let row = {};
            for (let j = 0; j < columns.length; j++) {
                row[columns[j]] = currentRow[j];
            }

            // last, net and % change are different
            row['last'] = Math.floor(this.random(7000, 170000));
            row['net'] = this.random(-500, 500).toFixed(2);
            row['pct_net_change'] = this.random(-1, 1).toFixed(2);

            rowData.push(row);
        }
        return rowData;
    }
}

const NASDAQ_SYMBOLS = [
    "SNCL.L",
    "RNK.L",
    "SWJ.L",
    "JDT.L",
    "UANC.L",
    "SDP.L",
    "HSBA.L",
    "XPL.L",
    "KLR.L",
    "SSE.L",
    "JSI.L",
    "UBMN.L",
    "WPC.L",
    "VTC.L",
    "UTG.L",
    "DOR.L",
    "44RS.L",
    "GPOR.L",
    "ASL.L",
    "40JP.L",
    "133716",
    "PJF.L",
    "MLC.L",
    "137817",
    "GHE.L",
    "PML.L",
    "SBRY.L",
    "LEN.L",
    "STS.L",
    "138654",
    "PTEC.L"
];

const LSE_SYMBOLS = [
    "PVG.L",
    "SN.L,",
    "SWJ.L",
    "JDT.L",
    "UANC.L",
    "SDP.L",
    "HSBA.L",
    "XPL.L",
    "KLR.L",
    "SSE.L",
    "JSI.L",
    "UBMN.L",
    "DLN.L",
    "SIR.L",
    "SEC.L",
    "DOR.L",
    "44RS.L",
    "GPOR.L",
    "ASL.L",
    "40JP.L",
    "133716",
    "PJF.L",
    "MLC.L",
    "137817",
    "GHE.L",
    "PML.L",
    "SBRY.L",
    "LEN.L",
    "MAV4.L",
    "GLEN.L",
    "EDGD.L",
];

const JSE_SYMBOLS = [
    "ECV.L",
    "MHN.L",
    "SWJ.L",
    "JDT.L",
    "UANC.L",
    "PLAZ.L",
    "CLDN.L",
    "XPL.L",
    "KLR.L",
    "SSE.L",
    "JSI.L",
    "UBMN.L",
    "WPC.L",
    "VTC.L",
    "UTG.L",
    "DOR.L",
    "44RS.L",
    "GPOR.L",
    "ASL.L",
    "40JP.L",
    "133716",
    "CRW.L",
    "JPR.L",
    "UTLC.L",
    "GHS.L",
    "PML.L",
    "SBRY.L",
    "LEN.L",
    "STS.L",
    "138654",
    "RWS.L"
];

const DE_SYMBOLS = [
    "ECV.L",
    "MHN.L",
    "SWJ.L",
    "JDT.L",
    "UANC.L",
    "SDP.L",
    "KBC.L",
    "VM.L,",
    "KLR.L",
    "SSE.L",
    "JSI.L",
    "UBMN.L",
    "WPC.L",
    "VTC.L",
    "UTG.L",
    "DOR.L",
    "44RS.L",
    "GPOR.L",
    "ASL.L",
    "40JP.L",
    "133716",
    "PJF.L",
    "MLC.L",
    "DPV6.L",
    "LMIN.L",
    "PML.L",
    "SBRY.L",
    "LEN.L",
    "STS.L",
    "BKIR.L",
    "AFMF.L",
];

const FX_CURRENCY_SYMBOLS = ["USDGBP", "USDEUR", "USDAED", "USDJPY", "USDCAD", "USDCHF", "GBPUSD", "GBPEUR", "GBPAED", "GBPJPY", "GBPCAD", "GBPCHF", "EURUSD", "EURGBP", "EURAED", "EURJPY", "EURCAD", "EURCHF", "AEDUSD", "AEDGBP", "AEDEUR", "AEDJPY", "AEDCAD", "AEDCHF", "JPYUSD", "JPYGBP", "JPYEUR", "JPYAED", "JPYCAD", "JPYCHF", "CADUSD", "CADGBP", "CADEUR", "CADAED", "CADJPY", "CADCHF", "CHFUSD", "CHFGBP", "CHFEUR", "CHFAED", "CHFJPY", "CHFCAD"];
const FX_DELTA_HEADERS = [
    {
        field: 'symbol',
        headerName: 'Symbol',
        width: 80
    },
    {
        field: 'last',
        headerName: 'Last',
        headerClass: 'align-right',
        cellRenderer: 'animateShowChange',
        cellClass: 'align-right',
        width: 70
    },
    {
        field: 'net',
        headerName: 'Net',
        headerClass: 'align-right',
        cellRenderer: 'animateShowChange',
        cellStyle: {'text-align': 'right'},
        width: 60
    },
    {
        field: 'pct_net_change',
        headerName: '% NC',
        headerClass: 'align-right',
        cellStyle: {'text-align': 'right'}, // to be removed once the component is in place
        // cellRendererFramework: HorizontalBarComponent,
        width: 67,
        cellClassRules: {
            'pct-change-green': 'x > 0',
            'pct-change-amber': 'x <= 0 && x >= -0.10',
            'pct-change-red': 'x < -0.10'
        }
    },
].concat(FX_CURRENCY_SYMBOLS.map((symbol) => {
    "use strict";
    return {
        field: symbol,
        headerName: symbol,
        headerClass: 'align-right',
        width: 87,
        cellStyle: {'text-align': 'right'},
        cellClassRules: {
            'fx-postive': 'x > 0.8',
            'fx-null': 'x === null',
            'fx-negative': 'x < -0.8'
        }
    }
}));

const FX_CURRENCY_MATRIX = [
    ["symbol", ...FX_CURRENCY_SYMBOLS],
    ["USDGBP", null, "0.89", "-0.01", "0.29", "0.28", "-0.04", "0.47", "0.17", "0.20", "0.11", "0.97", "0.07", "-0.20", "0.57", "0.54", "0.26", "0.33", "0.86", "0.95", "0.39", "0.21", "-0.49", "0.63", "-0.13", "-0.86", "0.18", "-0.84", "-0.89", "0.05", "-0.29", "0.34", "0.93", "0.41", "0.13", "-0.17", "0.70", "-0.17", "0.60", "0.00", "0.09", "-0.15", "0.10"],
    ["USDEUR", "0.89", null, "0.25", "0.29", "0.86", "-0.93", "0.09", "0.63", "0.76", "0.10", "0.51", "-0.31", "-0.51", "0.20", "0.48", "-0.42", "0.73", "0.57", "0.65", "0.40", "0.12", "0.24", "0.42", "0.75", "0.13", "0.75", "0.42", "-0.80", "-0.26", "0.68", "0.68", "0.98", "0.87", "0.48", "0.52", "0.23", "0.61", "0.71", "-0.61", "0.40", "-0.80", "-0.89"],
    ["USDAED", "0.90", "0.95", null, "0.71", "0.49", "0.50", "0.51", "0.07", "0.80", "-0.74", "0.54", "0.46", "-0.90", "-0.33", "0.75", "0.91", "0.84", "0.86", "0.89", "0.68", "0.71", "0.74", "0.58", "-0.24", "0.31", "0.85", "0.28", "0.44", "0.51", "-0.19", "0.71", "0.81", "0.85", "0.23", "0.09", "0.65", "-0.48", "0.43", "0.97", "0.11", "-0.81", "-0.69"],
    ["USDJPY", "0.84", "0.92", "0.36", null, "0.79", "0.90", "0.86", "0.42", "0.14", "0.98", "0.47", "0.76", "0.60", "0.15", "0.04", "0.58", "0.13", "-0.16", "0.63", "0.86", "-0.63", "-0.95", "0.42", "0.08", "0.90", "-0.39", "-0.16", "0.66", "0.95", "0.31", "0.66", "-0.84", "0.06", "-0.60", "0.08", "0.57", "0.93", "0.78", "0.15", "0.36", "0.78", "0.34"],
    ["USDCAD", "0.79", "-0.87", "0.93", "0.83", null, "0.10", "0.60", "0.34", "0.98", "0.70", "0.09", "0.46", "0.80", "0.10", "0.26", "-0.90", "0.69", "-0.22", "0.51", "-0.75", "-0.08", "0.07", "0.24", "0.68", "0.60", "0.37", "0.92", "0.02", "0.66", "0.16", "0.24", "-0.79", "0.19", "0.19", "0.08", "-0.97", "-0.93", "0.04", "-0.92", "0.86", "-0.36", "0.04"],
    ["USDCHF", "0.94", "-0.02", "0.70", "0.82", "0.41", null, "0.76", "0.06", "0.46", "0.99", "0.07", "0.72", "0.14", "0.90", "0.23", "-0.54", "0.64", "0.80", "0.16", "0.23", "0.66", "-0.89", "-0.54", "-0.95", "0.27", "0.56", "0.42", "0.41", "0.88", "0.81", "0.37", "0.75", "0.06", "-0.75", "0.98", "0.21", "0.01", "0.03", "0.35", "-0.42", "0.55", "0.19"],
    ["GBPUSD", "0.05", "-0.64", "0.47", "0.56", "0.51", "-0.47", null, "-0.15", "0.13", "0.55", "0.58", "0.57", "-0.49", "0.28", "0.86", "0.49", "0.12", "-0.91", "0.06", "0.12", "0.18", "-0.02", "-0.55", "0.18", "0.29", "0.76", "0.11", "0.04", "0.55", "0.16", "0.84", "0.83", "-0.94", "0.32", "0.07", "-0.33", "-0.29", "0.01", "-0.19", "0.01", "-0.60", "0.66"],
    ["GBPEUR", "-0.32", "0.17", "0.60", "-0.52", "-0.52", "0.39", "-0.42", null, "0.07", "0.69", "0.67", "0.01", "0.72", "0.35", "0.66", "-0.66", "0.21", "0.12", "0.42", "-0.57", "-0.04", "0.48", "0.91", "0.72", "-0.16", "0.79", "0.03", "0.44", "0.17", "0.87", "-0.82", "0.20", "0.88", "0.48", "0.59", "-0.70", "0.12", "0.56", "-0.69", "0.10", "0.90", "1.00"],
    ["GBPAED", "0.76", "0.05", "0.72", "-0.40", "0.93", "0.64", "0.90", "0.21", null, "0.91", "0.33", "-0.36", "0.28", "0.87", "0.25", "0.33", "0.44", "0.89", "0.17", "0.96", "0.86", "0.88", "0.03", "-0.25", "0.21", "0.98", "-0.60", "0.07", "0.90", "0.23", "0.41", "0.77", "0.83", "0.94", "0.12", "0.37", "0.58", "0.35", "-0.53", "0.49", "0.96", "-0.06"],
    ["GBPJPY", "0.63", "0.72", "0.59", "0.89", "-0.54", "0.97", "0.61", "0.64", "0.85", null, "0.35", "0.57", "0.25", "0.85", "0.27", "-0.70", "-0.30", "-0.36", "0.29", "0.82", "0.26", "0.69", "0.46", "0.01", "0.09", "0.78", "0.95", "0.16", "0.07", "0.41", "0.99", "0.67", "0.34", "-0.89", "0.83", "0.32", "0.21", "-0.48", "-0.64", "0.65", "0.58", "0.69"],
    ["GBPCAD", "0.78", "0.09", "0.33", "0.11", "0.95", "0.01", "0.96", "0.72", "0.13", "0.02", null, "0.44", "0.63", "-0.52", "0.08", "-0.85", "0.74", "0.41", "0.52", "0.15", "-0.97", "0.61", "0.58", "0.47", "0.56", "0.37", "0.54", "-0.65", "0.98", "0.44", "0.28", "0.70", "0.44", "0.34", "0.95", "0.82", "-0.09", "0.62", "0.87", "0.25", "-1.00", "0.99"],
    ["GBPCHF", "-0.87", "0.68", "0.84", "0.83", "0.50", "0.74", "0.02", "0.11", "-0.12", "0.36", "0.71", null, "0.45", "0.02", "0.51", "0.50", "-0.03", "-0.94", "0.23", "0.38", "0.09", "0.26", "0.14", "0.39", "0.36", "0.01", "0.76", "0.21", "0.03", "0.97", "-0.89", "0.68", "0.43", "0.43", "0.26", "0.01", "0.60", "0.15", "0.77", "0.51", "-0.31", "0.37"],
    ["EURUSD", "-0.45", "-0.05", "0.14", "-0.11", "0.36", "0.12", "0.76", "0.66", "0.50", "0.31", "0.28", "0.90", null, "-0.04", "0.73", "0.33", "0.27", "0.22", "0.86", "0.79", "-0.29", "0.30", "0.89", "0.73", "0.94", "0.24", "0.19", "0.81", "0.88", "0.46", "0.19", "0.79", "-0.16", "0.85", "0.84", "-0.57", "-0.87", "0.86", "0.69", "0.12", "0.64", "0.13"],
    ["EURGBP", "0.06", "0.81", "0.54", "0.57", "0.57", "0.81", "0.38", "0.70", "0.37", "0.58", "-0.56", "0.77", "0.59", null, "0.98", "-0.48", "0.60", "0.78", "0.22", "0.20", "-0.62", "-0.97", "-0.55", "0.39", "0.88", "0.96", "0.32", "0.84", "0.26", "-0.47", "0.04", "0.34", "-0.24", "0.53", "-0.75", "-0.97", "0.47", "0.81", "0.49", "-0.84", "0.94", "0.09"],
    ["EURAED", "0.61", "0.59", "0.11", "0.21", "0.41", "-0.45", "0.32", "0.90", "-0.98", "0.38", "0.27", "0.62", "0.67", "0.89", null, "0.27", "0.65", "0.72", "0.69", "0.66", "0.12", "0.32", "0.11", "-0.73", "-0.17", "0.74", "0.03", "0.96", "0.59", "-0.92", "-0.91", "-0.41", "0.09", "0.45", "0.90", "0.88", "0.96", "0.47", "0.95", "0.27", "-0.48", "0.71"],
    ["EURJPY", "-0.01", "0.36", "0.28", "0.68", "0.50", "0.25", "0.81", "0.64", "0.12", "-0.73", "-0.47", "0.96", "-0.98", "-0.41", "0.78", null, "0.19", "-0.37", "0.24", "0.63", "0.74", "-0.24", "0.46", "0.63", "0.99", "0.65", "0.52", "0.11", "0.52", "0.39", "0.41", "0.51", "0.78", "1.00", "0.80", "-0.11", "0.90", "0.96", "0.66", "0.32", "0.02", "0.19"],
    ["EURCAD", "-0.80", "0.40", "0.35", "0.45", "0.66", "0.21", "0.77", "0.58", "0.09", "1.00", "0.02", "-0.85", "0.89", "0.63", "-0.05", "0.46", null, "0.87", "0.96", "-0.48", "0.40", "0.18", "0.37", "0.81", "0.50", "-0.06", "-0.56", "0.38", "0.02", "0.83", "-0.93", "0.80", "0.31", "0.10", "0.70", "0.55", "0.47", "0.77", "0.98", "0.88", "0.19", "0.91"],
    ["EURCHF", "-0.93", "0.01", "-0.29", "0.46", "-0.59", "-0.15", "0.58", "0.00", "-0.62", "0.36", "0.27", "-0.10", "-0.10", "0.57", "0.57", "0.75", "-0.10", null, "0.88", "0.21", "0.89", "0.85", "0.16", "0.93", "0.60", "0.59", "0.42", "0.70", "0.66", "0.80", "0.83", "0.52", "0.01", "0.41", "0.68", "0.94", "0.81", "0.40", "0.69", "0.04", "0.70", "0.61"],
    ["AEDUSD", "0.10", "0.45", "0.06", "-0.37", "-0.14", "0.63", "0.10", "0.77", "0.95", "-0.12", "1.00", "-0.19", "-0.59", "0.78", "0.10", "0.76", "-0.45", "-0.99", null, "-0.46", "0.28", "0.31", "0.32", "0.42", "-0.00", "0.66", "0.24", "0.31", "0.10", "0.73", "0.02", "0.78", "0.07", "1.00", "0.43", "0.61", "0.53", "0.53", "0.41", "0.37", "0.97", "-0.19"],
    ["AEDGBP", "0.70", "0.73", "0.34", "0.97", "0.84", "0.05", "0.21", "0.14", "0.45", "0.69", "0.41", "-0.53", "0.28", "0.13", "0.99", "0.97", "0.93", "0.62", "0.35", null, "0.18", "0.96", "0.58", "0.04", "0.00", "0.58", "-0.54", "0.35", "0.84", "0.83", "-0.20", "0.51", "0.32", "0.01", "0.95", "0.69", "-0.73", "0.36", "0.78", "0.02", "0.22", "0.39"],
    ["AEDEUR", "0.18", "0.84", "-0.89", "0.90", "-0.25", "0.53", "0.71", "0.80", "0.60", "-0.98", "-0.81", "0.57", "0.72", "0.32", "-0.23", "0.98", "0.50", "0.93", "0.56", "0.26", null, "0.61", "0.47", "0.72", "0.58", "0.19", "0.94", "0.21", "0.47", "0.70", "0.67", "0.85", "0.98", "0.15", "0.21", "0.43", "0.03", "0.92", "0.91", "0.35", "0.70", "0.85"],
    ["AEDJPY", "0.88", "0.62", "0.50", "0.27", "0.56", "0.61", "0.06", "-0.02", "0.42", "0.26", "0.23", "0.83", "-0.55", "0.94", "0.01", "0.72", "-0.43", "0.10", "0.01", "-0.20", "0.13", null, "0.70", "0.10", "0.05", "0.43", "-0.14", "-0.64", "0.80", "0.79", "0.57", "0.14", "0.14", "0.04", "-0.96", "0.59", "0.14", "0.51", "0.23", "0.57", "0.94", "0.88"],
    ["AEDCAD", "0.75", "-0.99", "0.82", "-0.87", "0.79", "1.00", "0.21", "0.30", "-0.40", "0.34", "-0.85", "0.41", "0.79", "0.17", "0.58", "-0.24", "0.18", "0.15", "0.18", "0.44", "0.34", "0.90", null, "0.10", "0.34", "0.31", "0.34", "0.79", "-0.05", "0.19", "-0.86", "0.61", "-0.65", "0.23", "0.59", "0.69", "-0.65", "0.89", "0.97", "0.12", "0.63", "-0.24"],
    ["AEDCHF", "0.67", "0.46", "0.92", "0.22", "0.91", "0.67", "0.81", "0.04", "0.29", "0.13", "0.80", "0.95", "0.29", "0.99", "-0.17", "0.58", "0.64", "0.68", "0.41", "0.69", "0.84", "0.01", "0.04", null, "0.07", "0.16", "0.26", "-0.43", "0.08", "0.58", "0.33", "-0.28", "0.03", "-0.08", "0.54", "-0.91", "0.78", "-0.10", "-0.13", "0.15", "0.62", "-0.13"],
    ["JPYUSD", "-0.67", "0.90", "0.84", "0.10", "0.77", "0.43", "0.59", "0.69", "0.63", "0.82", "-0.61", "0.41", "0.07", "0.48", "1.00", "-0.52", "0.22", "0.89", "0.43", "0.54", "0.56", "-0.43", "0.78", "0.67", null, "0.06", "0.28", "0.04", "0.62", "0.18", "0.77", "0.63", "0.05", "0.87", "0.22", "0.21", "0.07", "0.25", "-0.55", "0.67", "0.10", "-0.67"],
    ["JPYGBP", "0.21", "0.46", "0.23", "0.53", "-0.97", "0.78", "0.43", "0.74", "-0.95", "0.98", "0.49", "0.66", "0.18", "0.55", "-0.33", "0.67", "0.65", "0.23", "-0.07", "-0.67", "0.56", "0.74", "-0.38", "-0.83", "-0.51", null, "-0.26", "-0.79", "0.73", "-0.78", "-0.09", "0.19", "0.48", "0.97", "0.11", "0.19", "0.51", "0.32", "0.81", "-0.02", "0.17", "0.48"],
    ["JPYEUR", "0.83", "0.86", "0.62", "-0.92", "0.64", "0.58", "0.55", "0.07", "0.81", "0.32", "0.33", "0.96", "0.48", "0.57", "0.25", "0.56", "0.33", "0.02", "-0.79", "0.44", "0.95", "0.35", "0.41", "0.06", "0.28", "0.77", null, "0.64", "0.79", "0.74", "0.67", "-0.97", "0.47", "-0.11", "0.03", "0.39", "-0.37", "0.06", "0.09", "0.13", "0.20", "0.87"],
    ["JPYAED", "0.69", "0.80", "0.90", "0.06", "0.55", "0.90", "-0.09", "0.05", "-0.10", "0.31", "0.57", "0.69", "-0.78", "0.42", "0.64", "0.96", "0.08", "-0.76", "0.59", "0.00", "0.40", "-0.88", "0.69", "0.17", "-0.16", "0.57", "0.86", null, "-0.61", "-0.14", "0.41", "-0.16", "0.36", "0.95", "0.44", "0.41", "0.35", "-0.56", "0.25", "0.66", "0.90", "0.82"],
    ["JPYCAD", "0.33", "0.27", "0.61", "0.01", "-0.16", "0.21", "0.57", "-0.41", "-0.56", "0.55", "0.13", "-0.87", "0.19", "0.64", "-0.38", "-0.80", "-0.10", "0.44", "0.72", "-0.72", "0.48", "0.42", "0.84", "0.73", "0.35", "0.68", "0.01", "0.09", null, "0.87", "0.17", "0.45", "0.02", "0.01", "0.77", "0.24", "0.62", "0.39", "-0.73", "0.21", "-0.08", "0.42"],
    ["JPYCHF", "-0.45", "0.52", "0.34", "0.85", "0.16", "0.96", "0.53", "0.62", "0.46", "0.94", "0.08", "-0.68", "0.81", "0.44", "0.27", "0.75", "-0.84", "0.69", "-0.99", "0.41", "0.66", "-0.94", "0.21", "0.85", "-0.08", "0.36", "0.62", "0.25", "-0.48", null, "0.51", "-0.39", "0.60", "0.63", "0.68", "0.10", "0.62", "0.68", "0.00", "0.24", "0.61", "0.23"],
    ["CADUSD", "-0.65", "0.73", "0.93", "0.27", "-0.00", "-0.46", "0.53", "0.36", "0.83", "0.58", "0.40", "0.03", "0.32", "0.38", "-0.53", "0.86", "0.42", "0.90", "0.83", "0.94", "0.34", "-0.56", "0.46", "-0.72", "0.13", "0.08", "0.25", "0.59", "0.75", "0.72", null, "0.62", "0.73", "0.52", "0.28", "0.03", "-0.54", "0.50", "0.76", "-0.28", "0.89", "0.97"],
    ["CADGBP", "0.74", "0.58", "0.55", "0.01", "0.33", "0.61", "0.75", "0.86", "-0.87", "0.50", "0.57", "0.84", "-0.34", "1.00", "0.77", "0.75", "0.40", "0.12", "-0.57", "-0.16", "-0.91", "0.06", "0.67", "-0.55", "0.02", "0.78", "0.57", "0.70", "0.21", "0.95", "-0.91", null, "-0.82", "0.71", "0.36", "0.46", "0.46", "0.24", "0.15", "0.54", "0.15", "0.83"],
    ["CADEUR", "-0.58", "0.29", "0.03", "0.70", "0.77", "0.80", "0.52", "0.04", "0.11", "0.86", "-0.98", "0.02", "0.01", "-0.19", "-0.48", "0.80", "0.90", "0.10", "0.28", "0.88", "0.98", "0.43", "0.47", "-0.41", "-0.92", "0.49", "0.64", "-0.60", "0.11", "0.61", "0.19", "-0.39", null, "-0.21", "0.56", "-0.45", "-0.48", "0.51", "0.04", "-0.44", "-0.22", "-0.29"],
    ["CADAED", "0.07", "0.55", "0.99", "-0.41", "0.65", "0.75", "0.97", "0.74", "0.65", "0.37", "-0.04", "0.85", "0.83", "0.25", "0.14", "-0.00", "0.80", "0.78", "-0.42", "0.54", "-0.42", "-0.07", "-0.62", "0.56", "0.89", "0.92", "0.19", "0.64", "0.45", "0.24", "0.97", "0.41", "0.36", null, "-0.54", "-0.85", "-0.68", "0.48", "0.13", "0.61", "0.75", "0.21"],
    ["CADJPY", "-0.84", "0.71", "0.59", "-0.78", "0.92", "0.93", "0.03", "0.27", "0.22", "0.71", "-0.79", "0.72", "0.27", "0.29", "0.40", "0.66", "0.44", "-0.33", "0.24", "0.99", "-0.95", "0.74", "0.42", "0.45", "0.08", "0.46", "0.22", "0.70", "0.80", "0.36", "0.36", "0.94", "0.75", "0.51", null, "0.10", "0.31", "0.54", "1.00", "0.78", "0.17", "0.32"],
    ["CADCHF", "0.19", "0.00", "0.62", "-0.63", "0.75", "0.57", "0.28", "-0.98", "0.17", "-0.63", "0.09", "0.10", "-0.09", "0.22", "0.65", "0.20", "0.27", "-0.66", "-0.70", "0.72", "0.40", "0.96", "0.52", "0.38", "0.96", "0.90", "0.35", "-0.70", "0.37", "0.94", "0.20", "0.78", "0.34", "0.24", "-0.18", null, "0.05", "0.71", "0.05", "0.38", "0.02", "0.60"],
    ["CHFUSD", "0.42", "0.61", "-0.30", "-0.27", "0.46", "0.63", "0.64", "0.33", "0.18", "0.88", "0.99", "0.73", "0.85", "0.07", "0.53", "0.31", "-0.63", "0.56", "-0.04", "-0.68", "0.43", "-0.96", "0.45", "0.45", "0.50", "0.17", "0.82", "0.34", "0.26", "0.16", "0.71", "0.35", "0.57", "0.79", "0.56", "0.55", null, "0.02", "-0.90", "0.84", "0.33", "0.18"],
    ["CHFGBP", "-0.38", "0.73", "0.25", "0.64", "0.41", "-0.48", "0.75", "-0.40", "0.37", "0.62", "0.30", "0.06", "0.54", "0.15", "0.51", "0.33", "-0.79", "-0.05", "-0.54", "0.21", "0.40", "0.86", "0.96", "0.94", "0.52", "0.07", "0.71", "-0.80", "-0.40", "0.71", "0.71", "0.89", "0.43", "-0.68", "0.93", "0.05", "0.42", null, "0.59", "-0.67", "0.03", "0.17"],
    ["CHFEUR", "-0.64", "0.96", "-0.34", "0.71", "0.53", "0.44", "0.27", "0.56", "0.96", "0.40", "0.86", "0.65", "0.82", "0.89", "-0.75", "0.29", "0.06", "0.70", "0.23", "0.68", "0.79", "0.21", "0.50", "0.14", "-0.27", "-0.83", "-0.22", "0.59", "0.40", "0.10", "0.88", "0.99", "0.21", "-0.36", "0.00", "0.53", "0.08", "0.08", null, "0.53", "-0.51", "0.03"],
    ["CHFAED", "-0.99", "0.71", "0.51", "0.58", "0.57", "0.73", "0.60", "0.23", "0.02", "0.84", "0.90", "0.56", "0.03", "-0.93", "0.59", "0.24", "-0.67", "0.13", "0.99", "0.28", "0.72", "0.79", "-0.83", "-0.30", "0.73", "0.08", "-0.02", "0.85", "0.33", "0.57", "0.09", "0.26", "0.16", "0.80", "0.65", "-0.19", "-0.38", "-0.61", "-0.98", null, "0.57", "-0.81"],
    ["CHFJPY", "0.60", "0.96", "0.22", "0.52", "0.63", "0.24", "0.76", "0.91", "0.80", "-0.14", "0.59", "-0.01", "0.60", "-0.08", "0.63", "0.39", "0.30", "-0.71", "0.18", "0.94", "-0.30", "0.28", "0.87", "0.92", "-0.19", "0.18", "-0.40", "0.44", "0.88", "0.52", "0.50", "0.44", "0.84", "0.24", "0.09", "0.15", "0.10", "0.30", "-0.05", "0.79", null, "0.99"],
    ["CHFCAD", "0.93", "0.24", "0.05", "0.40", "0.75", "0.12", "0.90", "0.56", "0.46", "0.62", "0.71", "0.01", "0.04", "0.02", "0.49", "0.51", "-0.94", "0.93", "0.80", "-0.40", "0.79", "0.82", "-0.04", "0.38", "-0.24", "-0.17", "0.78", "-0.42", "0.92", "-0.83", "-0.01", "0.54", "0.73", "0.52", "0.95", "0.44", "0.90", "0.81", "0.42", "0.26", "0.36", null]
];

// for (i = 0; i < MAJOR_CURRENCIES.length; i++) {
//     for (j = 0; j < MAJOR_CURRENCIES.length; j++) {
//         if (i === j) {
//             continue;
//         }
//         console.log(`${MAJOR_CURRENCIES[i] + MAJOR_CURRENCIES[j]}`);
//     }
// }

// let rows = [];
// let row = ['Symbol'];
//
// rows = [];
// for (j = 0; j < FX_CURRENCY_CODE.length; j++) {
//     row.push(FX_CURRENCY_CODE[j]);
// }
// rows.push(row);
//
// for (i = 0; i < FX_CURRENCY_CODE.length; i++) {
//     let row = [];
//     row.push(FX_CURRENCY_CODE[i]);
//
//     for (j = 0; j < FX_CURRENCY_CODE.length; j++) {
//         if (i === j) {
//             row.push(null);
//         } else {
//             var mutliplier = ((Math.random() * 10) > 8) ? -1 : 1;
//             row.push((mutliplier * Math.random()).toFixed(2))
//             // row.push(`${FX_CURRENCY_CODE[j]} value`)
//         }
//     }
//
//     rows.push(row);
// }
//
// JSON.stringify(rows);

const FX_CURRENCY_CODE = [
    'USDGBP',
    'USDEUR',
    'USDAED',
    'USDJPY',
    'USDCAD',
    'USDCHF',
    'GBPUSD',
    'GBPEUR',
    'GBPAED',
    'GBPJPY',
    'GBPCAD',
    'GBPCHF',
    'EURUSD',
    'EURGBP',
    'EURAED',
    'EURJPY',
    'EURCAD',
    'EURCHF',
    'AEDUSD',
    'AEDGBP',
    'AEDEUR',
    'AEDJPY',
    'AEDCAD',
    'AEDCHF',
    'JPYUSD',
    'JPYGBP',
    'JPYEUR',
    'JPYAED',
    'JPYCAD',
    'JPYCHF',
    'CADUSD',
    'CADGBP',
    'CADEUR',
    'CADAED',
    'CADJPY',
    'CADCHF',
    'CHFUSD',
    'CHFGBP',
    'CHFEUR',
    'CHFAED',
    'CHFJPY',
    'CHFCAD'
];

const MAJOR_CURRENCIES = [
    'USD',
    'GBP',
    'EUR',
    'AED',
    'JPY',
    'CAD',
    'CHF'];

const SECONDARY_CURRENCIES = [
    'AFN',
    'ALL',
    'AMD',
    'ANG',
    'AOA',
    'ARS',
    'AUD',
    'AWG',
    'AZN',
    'BAM',
    'BBD',
    'BDT',
    'BGN',
    'BHD',
    'BIF',
    'BMD',
    'BND',
    'BOB',
    'BRL',
    'BSD',
    'BTN',
    'BWP',
    'BYN',
    'BZD',
    'CDF',
    'CLP',
    'CNY',
    'COP',
    'CRC',
    'CUC',
    'CUP',
    'CVE',
    'CZK',
    'DJF',
    'DKK',
    'DOP',
    'DZD',
    'EGP',
    'ERN',
    'ETB',
    'FJD',
    'FKP',
    'GEL',
    'GGP',
    'GHS',
    'GIP',
    'GMD',
    'GNF',
    'GTQ',
    'GYD',
    'HKD',
    'HNL',
    'HRK',
    'HTG',
    'HUF',
    'IDR',
    'ILS',
    'IMP',
    'INR',
    'IQD',
    'IRR',
    'ISK',
    'JEP',
    'JMD',
    'JOD',
    'KES',
    'KGS',
    'KHR',
    'KMF',
    'KPW',
    'KRW',
    'KWD',
    'KYD',
    'KZT',
    'LAK',
    'LBP',
    'LKR',
    'LRD',
    'LSL',
    'LYD',
    'MAD',
    'MDL',
    'MGA',
    'MKD',
    'MMK',
    'MNT',
    'MOP',
    'MRO',
    'MUR',
    'MVR',
    'MWK',
    'MXN',
    'MYR',
    'MZN',
    'NAD',
    'NGN',
    'NIO',
    'NOK',
    'NPR',
    'NZD',
    'OMR',
    'PAB',
    'PEN',
    'PGK',
    'PHP',
    'PKR',
    'PLN',
    'PYG',
    'QAR',
    'RON',
    'RSD',
    'RUB',
    'RWF',
    'SAR',
    'SBD',
    'SCR',
    'SDG',
    'SEK',
    'SGD',
    'SHP',
    'SLL',
    'SOS',
    'SPL',
    'SRD',
    'STD',
    'SVC',
    'SYP',
    'SZL',
    'THB',
    'TJS',
    'TMT',
    'TND',
    'TOP',
    'TRY',
    'TTD',
    'TVD',
    'TWD',
    'TZS',
    'UAH',
    'UGX',
    'UYU',
    'UZS',
    'VEF',
    'VND',
    'VUV',
    'WST',
    'XAF',
    'XCD',
    'XDR',
    'XOF',
    'XPF',
    'YER',
    'ZMW',
    'ZWD',
    'ZAR'];