Jsonify report (#7385)

Author: sigurdm

app/lib/admin/actions/uploader_count_report.dart

@@ -31,8 +31,6 @@ final uploaderCountReport = AdminAction(
 Returns a report of the number of uploaders for each of the last 12 months.
 
 The report is based on "UploadEvents".
-
-To pretty-print in the terminal pipe through `| jq -r .record'.
 ''',
     invoke: (args) async {
       final buckets = <DateTime, Set<String>>{};
@@ -49,14 +47,15 @@ To pretty-print in the terminal pipe through `| jq -r .record'.
             DateTime(created.year, created.month), () => {});
         bucket.add(agent);
       }
-      final buffer = StringBuffer();
-      buffer.writeln('Monthly unique uploading users:');
-
+      final report = <Map<String, Object>>[];
       for (int i = 11; i >= 0; i--) {
         final month = DateTime(now.year, now.month - i);
         final bucket = buckets[month] ?? {};
-        buffer.writeln(
-            '${_monthNames[month.month]} ${month.year}: ${bucket.length}');
+        report.add({
+          'year': month.year,
+          'month': _monthNames[month.month]!,
+          'unique uploading users': bucket.length,
+        });
       }
-      return {'report': buffer.toString()};
+      return {'report': report};
     });

app/test/tool/utils/uploader_count_report_test.dart

@@ -65,21 +65,20 @@ environment:
         AdminInvokeActionArguments(arguments: {}),
       );
 
-      expect(response.output['report'], '''
-Monthly unique uploading users:
-January 2022: 1
-February 2022: 3
-March 2022: 0
-April 2022: 0
-May 2022: 0
-June 2022: 0
-July 2022: 0
-August 2022: 0
-September 2022: 0
-October 2022: 0
-November 2022: 0
-December 2022: 1
-''');
+      expect(response.output['report'], [
+        {'year': 2022, 'month': 'January', 'unique uploading users': 1},
+        {'year': 2022, 'month': 'February', 'unique uploading users': 3},
+        {'year': 2022, 'month': 'March', 'unique uploading users': 0},
+        {'year': 2022, 'month': 'April', 'unique uploading users': 0},
+        {'year': 2022, 'month': 'May', 'unique uploading users': 0},
+        {'year': 2022, 'month': 'June', 'unique uploading users': 0},
+        {'year': 2022, 'month': 'July', 'unique uploading users': 0},
+        {'year': 2022, 'month': 'August', 'unique uploading users': 0},
+        {'year': 2022, 'month': 'September', 'unique uploading users': 0},
+        {'year': 2022, 'month': 'October', 'unique uploading users': 0},
+        {'year': 2022, 'month': 'November', 'unique uploading users': 0},
+        {'year': 2022, 'month': 'December', 'unique uploading users': 1}
+      ]);
     });
   });
 }