var { normalizePosition, normalizeColor, normalizeColorInOptions, validateEnum } = require('./index');

function renderChart(slide, chartData) {
  var opts = {};
  if (chartData.options) {
    for (var k in chartData.options) {
      if (chartData.options.hasOwnProperty(k)) opts[k] = chartData.options[k];
    }
  }

  normalizePosition(opts);

  var validChartTypes = ['area', 'bar', 'bar3D', 'bubble', 'doughnut', 'line', 'pie', 'radar', 'scatter'];
  validateEnum(chartData.chartType, validChartTypes, 'chartType');

  if (chartData.data) {
    for (var i = 0; i < chartData.data.length; i++) {
      var series = chartData.data[i];
      if (series.labels && series.values && series.labels.length !== series.values.length) {
        console.warn('Chart series "' + (series.name || i) + '" has mismatched labels (' + series.labels.length + ') and values (' + series.values.length + ')');
      }
    }
  }

  validateEnum(opts.barDir, ['bar', 'col'], 'barDir');
  validateEnum(opts.barGrouping, ['clustered', 'stacked', 'standard'], 'barGrouping');
  validateEnum(opts.radarStyle, ['standard', 'marker', 'filled'], 'radarStyle');
  validateEnum(opts.legendPos, ['b', 'l', 'r', 't', 'tr'], 'legendPos');
  validateEnum(opts.lineCap, ['flat', 'round', 'square'], 'lineCap');
  validateEnum(opts.lineDataSymbol, ['circle', 'dash', 'diamond', 'dot', 'none', 'square', 'triangle'], 'lineDataSymbol');
  validateEnum(opts.displayBlanksAs, ['gap', 'span', 'zero'], 'displayBlanksAs');
  validateEnum(opts.bar3DShape, ['box', 'cylinder', 'cone', 'pyramid'], 'bar3DShape');
  validateEnum(opts.dataLabelPosition, ['b', 'bestFit', 'ctr', 'l', 'r', 't', 'inEnd', 'outEnd'], 'dataLabelPosition');
  validateEnum(opts.titleAlign, ['l', 'ctr', 'r'], 'titleAlign');

  if (opts.chartColors) {
    for (var i = 0; i < opts.chartColors.length; i++) {
      var nc = normalizeColor(opts.chartColors[i]);
      if (nc) opts.chartColors[i] = nc;
    }
  }

  slide.addChart(chartData.chartType, chartData.data, opts);
}

module.exports = { renderChart };