Fix timestamp offset parsing

src/photo/form/server.ts

@@ -43,6 +43,7 @@ export const convertExifToFormData = (
   ) => getCompatibleExifValue(key, exif, exifr, exifrSpecificKey);
 
   const dateTimeOriginal = getExifValue('DateTimeOriginal');
+  const offset = getOffsetFromExif(exif, exifr);
 
   return {
     aspectRatio: getAspectRatioFromExif(exif).toString(),
@@ -74,7 +75,7 @@ export const convertExifToFormData = (
     ...dateTimeOriginal && {
       takenAt: convertTimestampWithOffsetToPostgresString(
         dateTimeOriginal,
-        getOffsetFromExif(exif, exifr),
+        offset,
       ),
       takenAtNaive:
         convertTimestampToNaivePostgresString(dateTimeOriginal),

src/utility/date.ts

@@ -101,11 +101,8 @@ const dateFromTimestamp = (timestamp?: AmbiguousTimestamp): Date => {
       ? /.+Z/i.test(timestamp)
         ? new Date(timestamp)
         : new Date(`${timestamp}Z`)
-      // Check for date last to avoid destabilizing status quo
-      : isDate(timestamp)
-        ? timestamp
-        : undefined;
-  return date && !isNaN(date.getTime()) ? date : new Date();
+      : timestamp;
+  return isDate(date) ? date : new Date();
 };
 
 const createNaiveDateWithOffset = (

src/utility/exif.ts

@@ -1,7 +1,5 @@
 import { OrientationTypes, type ExifData, ExifTags } from 'ts-exif-parser';
 
-const OFFSET_REGEX = /[+-]\d\d:\d\d/;
-
 export const getCompatibleExifValue = (
   key: keyof ExifTags,
   exif: ExifData,
@@ -11,7 +9,7 @@ export const getCompatibleExifValue = (
 
 const isValueOffset = (value: any) =>
   typeof value === 'string' &&
-  OFFSET_REGEX.test(value);
+  /^[+-]\d\d:\d\d$/.test(value);
 
 export const getOffsetFromExif = (
   exif: ExifData,