refactor and fix

src/music_kraken/objects/metadata.py

@@ -16,7 +16,11 @@ class Mapping(Enum):
     TITLE = "TIT2"
     ISRC = "TSRC"
     LENGTH = "TLEN"  # in milliseconds
-    DATE = "TYER"
+    # The 'Date' frame is a numeric string in the DDMM format containing the date for the recording. This field is always four characters long.
+    DATE = "TDAT"
+    # The 'Time' frame is a numeric string in the HHMM format containing the time for the recording. This field is always four characters long.
+    TIME = "TIME"
+    YEAR = "TYER"
     TRACKNUMBER = "TRCK"
     TOTALTRACKS = "TRCK"  # Stored in the same frame with TRACKNUMBER, separated by '/': e.g. '4/9'.
     TITLESORTORDER = "TSOT"
@@ -298,7 +302,7 @@ class Metadata:
         if id3_dict is not None:
             self.add_metadata_dict(id3_dict)
 
-    def __setitem__(self, frame, value_list: list, override_existing: bool = True):
+    def __setitem__(self, frame: Mapping, value_list: list, override_existing: bool = True):
         if type(value_list) != list:
             raise ValueError(f"can only set attribute to list, not {type(value_list)}")
 

src/music_kraken/objects/song.py

@@ -295,7 +295,11 @@ class Album(MainObject):
             id3Mapping.COPYRIGHT: [self.copyright],
             id3Mapping.LANGUAGE: [self.iso_639_2_lang],
             id3Mapping.ALBUM_ARTIST: [a.name for a in self.artist_collection],
-            id3Mapping.DATE: [self.date.timestamp],
+            id3Mapping.DATE: [self.date.strftime("%d%m")] if self.date.has_year and self.date.has_month else [],
+            id3Mapping.TIME: [self.date.strftime(("%H%M"))] if self.date.has_hour and self.date.has_minute else [],
+            id3Mapping.YEAR: [str(self.date.year).zfill(4)] if self.date.has_year else [],
+            id3Mapping.RELEASE_DATE: [self.date.timestamp],
+            id3Mapping.ORIGINAL_RELEASE_DATE: [self.date.timestamp],
             id3Mapping.ALBUMSORTORDER: [str(self.albumsort)] if self.albumsort is not None else []
         })