public converter()

in src/visual.ts [182:252]
66 lines of code
13 McCabe index (conditional complexity)

    public converter(dataView: DataView, colors: IColorPalette): TableHeatMapChartData {
        if (!dataView
            || !dataView.categorical
            || !dataView.categorical.categories
            || !dataView.categorical.categories[0]
            || !dataView.categorical.categories[0].values
            || !dataView.categorical.categories[0].values.length
            || !dataView.categorical.values
            || !dataView.categorical.values[0]
            || !dataView.categorical.values[0].values
            || !dataView.categorical.values[0].values.length
        ) {
            return <TableHeatMapChartData>{
                dataPoints: null
            };
        }

        let categoryValueFormatter: IValueFormatter;
        let valueFormatter: IValueFormatter;
        let dataPoints: TableHeatMapDataPoint[] = [];

        categoryValueFormatter = ValueFormatter.create({
            format: ValueFormatter.getFormatStringByColumn(dataView.categorical.categories[0].source),
            value: dataView.categorical.categories[0].values[0]
        });

        valueFormatter = ValueFormatter.create({
            format: ValueFormatter.getFormatStringByColumn(dataView.categorical.values[0].source),
            value: dataView.categorical.values[0].values[0]
        });

        // dataView.categorical.categories
        dataView.categorical.categories[0].values.forEach((categoryX, indexX) => {
            dataView.categorical.values.forEach((categoryY) => {
                let categoryYFormatter = ValueFormatter.create({
                    format: categoryY.source.format,
                    value: dataView.categorical.values[0].values[0]
                });
                let value = categoryY.values[indexX];
                dataPoints.push({
                    categoryX: categoryX,
                    categoryY: categoryY.source.displayName,
                    value: value,
                    valueStr: categoryYFormatter.format(value),
                    tooltipInfo: [{
                        displayName: `Category`,
                        value: (categoryX || "").toString()
                    },
                    {
                        displayName: `Y`,
                        value: (categoryY.source.displayName || "").toString()
                    },
                    {
                        displayName: `Value`,
                        value: categoryYFormatter.format(value)
                    }]
                });
            });
        });
        return <TableHeatMapChartData>{
            dataPoints: dataPoints,
            categoryX: dataView.categorical.categories[0].values.filter((n) => {
                return n !== undefined;
            }),
            categoryY: dataView.categorical.values.map(v => v.source.displayName).filter((n) => {
                return n !== undefined;
            }),
            categoryValueFormatter: categoryValueFormatter,
            valueFormatter: valueFormatter
        };
    }