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MOBILE-4270 feedback: Avoid division by zero on doughnut charts

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Pau Ferrer Ocaña 2023-05-11 12:41:59 +02:00
parent 96a121f3db
commit 8113ea5f29
1 changed files with 4 additions and 3 deletions
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7
src/addons/mod/feedback/components/index/index.ts
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@ -334,15 +334,16 @@ export class AddonModFeedbackIndexComponent extends CoreCourseModuleMainActivity
return label; return label;
}); });
item.chartData = parsedData.map((dataItem) => <number> dataItem.answercount); item.chartData = parsedData.map((dataItem) => Number(dataItem.answercount));
if (item.typ == 'multichoicerated') { if (item.typ === 'multichoicerated') {
item.average = parsedData.reduce((prev, current) => prev + Number(current.avg), 0.0); item.average = parsedData.reduce((prev, current) => prev + Number(current.avg), 0.0);
} }
const subtype = item.presentation.charAt(0); const subtype = item.presentation.charAt(0);
const single = subtype != 'c'; // Display bar chart if there are no answers to avoid division by 0 error.
const single = subtype !== 'c' && item.chartData.some((count) => count > 0);
item.chartType = single ? 'doughnut' : 'bar'; item.chartType = single ? 'doughnut' : 'bar';
item.templateName = 'chart'; item.templateName = 'chart';
break; break;