const { normalizeColor } = require('./index');
const { renderText } = require('./text-renderer');
const { renderShape } = require('./shape-renderer');
const { renderTable } = require('./table-renderer');
const { renderImage } = require('./image-renderer');
const { renderChart } = require('./chart-renderer');

function renderSlide(pptx, slideData) {
  const slide = pptx.addSlide();

  if (slideData.background) {
    if (typeof slideData.background === 'object') {
      slide.background = {};
      for (var k in slideData.background) {
        if (slideData.background.hasOwnProperty(k)) {
          slide.background[k] = slideData.background[k];
        }
      }
      if (slide.background.color) {
        var nc = normalizeColor(slide.background.color);
        if (nc) slide.background.color = nc;
      }
    } else {
      slide.background = slideData.background;
    }
  }
  if (slideData.color) {
    var nc = normalizeColor(slideData.color);
    if (nc) slide.color = nc;
  }
  if (slideData.hidden) slide.hidden = slideData.hidden;

  const objects = slideData.objects || [];
  objects.forEach(obj => {
    switch (obj.type) {
      case 'text':
        renderText(slide, obj);
        break;
      case 'shape':
        renderShape(slide, obj);
        break;
      case 'table':
        renderTable(slide, obj);
        break;
      case 'image':
        renderImage(slide, obj);
        break;
      case 'chart':
        renderChart(slide, obj);
        break;
    }
  });
}

module.exports = { renderSlide };