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Fix issue with leap years while computing memories

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This commit is contained in:
Vishnu Mohandas 2020-07-21 13:31:37 +05:30
parent 2585d28d30
commit 9d9104b711
1 changed files with 28 additions and 6 deletions
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34
lib/memory_service.dart
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@ -3,6 +3,7 @@ import 'package:photos/db/files_db.dart';
import 'package:photos/db/memories_db.dart';
import 'package:photos/models/file.dart';
import 'package:photos/models/memory.dart';
import 'package:photos/utils/date_time_util.dart';
class MemoryService {
final _logger = Logger("MemoryService");
@ -24,15 +25,36 @@ class MemoryService {
Future<List<Memory>> getMemories() async {
final files = List<File>();
var now = DateTime.now().microsecondsSinceEpoch;
final presentTime = DateTime.now();
final present = presentTime.subtract(Duration(
hours: presentTime.hour,
minutes: presentTime.minute,
seconds: presentTime.second));
for (var yearAgo = 1; yearAgo <= 100; yearAgo++) {
var checkPointDay = yearAgo * daysInAYear;
final year = (present.year - yearAgo).toString();
final month = present.month > 9
? present.month.toString()
: "0" + present.month.toString();
final day = present.day > 9
? present.day.toString()
: "0" + present.day.toString();
final date = DateTime.parse(year + "-" + month + "-" + day);
final startCreationTime =
now - ((checkPointDay + daysBefore) * microSecondsInADay);
date.subtract(Duration(days: 7)).microsecondsSinceEpoch;
final endCreationTime =
now - ((checkPointDay - daysAfter) * microSecondsInADay);
files.addAll(await _filesDB.getFilesCreatedWithinDuration(
startCreationTime, endCreationTime));
date.add(Duration(days: 1)).microsecondsSinceEpoch;
var memories = await _filesDB.getFilesCreatedWithinDuration(
startCreationTime, endCreationTime);
if (memories.length > 0)
_logger.info("Got " +
memories.length.toString() +
" memories between " +
getFormattedTime(
DateTime.fromMicrosecondsSinceEpoch(startCreationTime)) +
" to " +
getFormattedTime(
DateTime.fromMicrosecondsSinceEpoch(endCreationTime)));
files.addAll(memories);
}
final seenFileIDs = await _memoriesDB.getSeenFileIDs();
final memories = List<Memory>();