Fix date parsing issue in chart-line-usage-daily.component.ts and usage-report.service.ts

Author: austenstone

src/app/components/usage/actions/charts/chart-line-usage-daily/chart-line-usage-daily.component.ts

@@ -101,18 +101,18 @@ export class ChartLineUsageDailyComponent implements OnChanges {
           if (!series.data[timeKey]) series.data[timeKey] = [];
           if (timeKey === 'total') {
             const last = series.data[timeKey][series.data[timeKey].length - 1];
-            series.data[timeKey].push([new Date(line.date).getTime(), (last[1] + line.value)]);
+            series.data[timeKey].push([line.date.getTime(), (last[1] + line.value)]);
           } else if (this.timeType.startsWith('rolling')) {
-            series.data[timeKey].push([new Date(line.date).getTime(), line.value]);
+            series.data[timeKey].push([line.date.getTime(), line.value]);
           } else {
-            series.data[timeKey].push([new Date(line.date).getTime(), line.value]);
+            series.data[timeKey].push([line.date.getTime(), line.value]);
           }
           series.total += line.value;
         } else {
           acc.push({
             name,
             data: {
-              [timeKey]: [[new Date(line.date).getTime(), line.value]]
+              [timeKey]: [[line.date.getTime(), line.value]]
             },
             total: line.value
           });

src/app/usage-report.service.ts

@@ -16,13 +16,22 @@ const readGithubUsageReport = async (data: string, cb?: (usageReport: UsageRepor
 
   const lines = data.split('\n');
   total = lines.length;
+  const first = lines[1].split(',')[0];
+  const dateDelim = first.includes('-') ? '-' : first.includes('/') ? '/' : null;
+  if (dateDelim == null) throw new Error('Invalid date delimiter');
   for (const line of lines) {
     if (index == 0) {
       index++;
       continue;
     }
     const csv = line.split(',');
-    const [year, month, day] = csv[0].split(/-|\//).map(Number);
+    let month, day, year;
+    if (dateDelim === '/') {
+      [month, day, year] = csv[0].split('/').map(Number);
+    } else if (dateDelim === '-') {
+      [year, month, day] = csv[0].split('-').map(Number);
+    }
+    if (!year || !month || !day) throw new Error('Invalid date');
     const date = new Date(year, month - 1, day);
     const data: UsageReportLine = {
       date,