///<reference path="../../headers/common.d.ts" />

import _ from 'lodash';

declare var window: any;

export function exportSeriesListToCsv(seriesList) {
    var text = 'Series;Time;Value\n';
    _.each(seriesList, function(series) {
        _.each(series.datapoints, function(dp) {
            text += series.alias + ';' + new Date(dp[1]).toISOString() + ';' + dp[0] + '\n';
        });
    });
    saveSaveBlob(text, 'grafana_data_export.csv');
};

export function exportTableDataToCsv(table) {
    var text = '';
    // add header
    _.each(table.columns, function(column) {
        text += column.text + ';';
    });
    text += '\n';
    // process data
    _.each(table.rows, function(row) {
        _.each(row, function(value) {
            text += value + ';';
        });
        text += '\n';
    });
    saveSaveBlob(text, 'grafana_data_export.csv');
};

export function saveSaveBlob(payload, fname) {
    var blob = new Blob([payload], { type: "text/csv;charset=utf-8" });
    window.saveAs(blob, fname);
};