stuff

src/goof.py

@@ -6,12 +6,22 @@ artist = music_kraken.Artist(
     name="I'm in a Coffin"
 )
 
-song = music_kraken.Song(
+song = Song(
     title="Vein Deep in the Solution",
-    release="One Final Action",
-    artists=[artist]
+    release_name="One Final Action",
+    target=Target(file="~/Music/genre/artist/album/song.mp3", path="~/Music/genre/artist/album"),
+    metadata={
+        "album": "One Final Action"
+    },
+    lyrics=[
+        Lyrics(text="these are some depressive lyrics", language="en")
+    ],
+    sources=[
+        Source(src="youtube", url="https://youtu.be/dfnsdajlhkjhsd")
+    ]
 )
 
+
 print(song)
 print(song.id)
 

src/music_kraken/database/__init__.py

@@ -1,13 +1,13 @@
 from . import (
     temp_database,
-    song
+    objects
 )
 
-Song = song.Song
-Artist = song.Artist
-Source = song.Source
-Target = song.Target
-Metadata = song.Metadata
-Lyrics = song.Lyrics
+Song = objects.Song
+Artist = objects.Artist
+Source = objects.Source
+Target = objects.Target
+Metadata = objects.Metadata
+Lyrics = objects.Lyrics
 
 cache = temp_database.TempDatabase()

src/music_kraken/database/objects/__init__.py

@@ -0,0 +1,12 @@
+from . import (
+    song
+)
+
+Song = song.Song
+
+Song = song.Song
+Artist = None
+Source = song.Source
+Target = song.Target
+Metadata = song.Metadata
+Lyrics = song.Lyrics

src/music_kraken/database/objects/artist.py

@@ -0,0 +1,22 @@
+from ...utils.shared import (
+    DATABASE_LOGGER as logger
+)
+from .database_object import (
+    DatabaseObject,
+    Reference
+)
+
+
+class Artist(DatabaseObject):
+    def __init__(self, id_: str = None, mb_id: str = None, name: str = None) -> None:
+        super().__init__(id_=id_)
+        self.mb_id = mb_id
+        self.name = name
+
+    def __eq__(self, __o: object) -> bool:
+        if type(__o) != type(self):
+            return False
+        return self.id == __o.id
+
+    def __str__(self) -> str:
+        return self.name

src/music_kraken/database/objects/database_object.py

@@ -1,14 +1,19 @@
 import uuid
 
-from ..utils.shared import (
+from ...utils.shared import (
     SONG_LOGGER as logger
 )
 
+class Reference:
+    def __init__(self, id_: str) -> None:
+        self.id = id_
+
+
 class DatabaseObject:
     def __init__(self, id_: str = None) -> None:
         self.id_: str | None = id_
         
-    def get_id(self):
+    def get_id(self) -> str:
         """
         returns the id if it is set, else
         it returns a randomly generated UUID
@@ -20,4 +25,8 @@ class DatabaseObject:
 
         return self.id_
 
+    def get_reference(self) -> Reference:
+        return Reference(self.id)
+
     id = property(fget=get_id)
+    reference = property(fget=get_reference)

src/music_kraken/database/objects/song.py

@@ -0,0 +1,190 @@
+import os
+from typing import List
+from mutagen.easyid3 import EasyID3
+
+from ...utils.shared import (
+    MUSIC_DIR,
+    DATABASE_LOGGER as logger
+)
+from .database_object import (
+    DatabaseObject,
+    Reference
+)
+
+
+class Metadata:
+    """
+    Shall only be read or edited via the Song object.
+    For this reason there is no reference to the song needed.
+    """
+    def __init__(self, data: dict = {}) -> None:
+        self.data = {}
+
+    def get_all_metadata(self):
+        return list(self.data.items())
+
+    def __setitem__(self, item, value):
+        if item in EasyID3.valid_keys.keys():
+            self.data[item] = value
+
+    def __getitem__(self, item):
+        if item not in self.data:
+            return None
+        return self.data[item]
+
+
+class Source(DatabaseObject):
+    """
+    create somehow like that
+    ```python
+    # url won't be a valid one due to it being just an example
+    Source(src="youtube", url="https://youtu.be/dfnsdajlhkjhsd")
+    ```
+    """
+    def __init__(self, id_: str = None, src: str = None, url: str = None) -> None:
+        super().__init__(id_=id_)
+
+        self.src = src
+        self.url = url
+
+
+class Target(DatabaseObject):
+    """
+    create somehow like that
+    ```python
+    # I know path is pointles, and I will change that (don't worry about backwards compatibility there)
+    Target(file="~/Music/genre/artist/album/song.mp3", path="~/Music/genre/artist/album")
+    ```
+    """
+    def __init__(self, id_:str = None, file: str = None, path: str = None) -> None:
+        super().__init__(id_=id_)
+        self._file = file
+        self._path = path
+
+    def set_file(self, _file: str):
+        self._file = _file
+
+    def get_file(self) -> str | None:
+        if self._file is None:
+            return None
+        return os.path.join(MUSIC_DIR, self._file)
+
+    def set_path(self, _path: str):
+        self._path = _path
+
+    def get_path(self) -> str | None:
+        if self._path is None:
+            return None
+        return os.path.join(MUSIC_DIR, self._path)
+
+    def get_exists_on_disc(self) -> bool:
+        """
+        returns True when file can be found on disc
+        returns False when file can't be found on disc or no filepath is set
+        """
+        if not self.is_set():
+            return False
+
+        return os.path.exists(self.file)
+    
+    def is_set(self) -> bool:
+        return not (self._file is None or self._path is None)
+
+    file = property(fget=get_file, fset=set_file)
+    path = property(fget=get_path, fset=set_path)
+
+    exists_on_disc = property(fget=get_exists_on_disc)
+
+
+class Lyrics(DatabaseObject):
+    def __init__(self, text: str, language: str, id_: str = None) -> None:
+        super().__init__(id_=id_)
+        self.text = text
+        self.language = language
+
+
+class Song(DatabaseObject):
+    def __init__(
+        self, 
+        id_: str = None,
+        mb_id: str = None,
+        title: str = None,
+        release_name: str = None,
+        artist_names: List[str] = [],
+        isrc: str = None,
+        length: int = None,
+        sources: List[Source] = None,
+        target: Target = None,
+        lyrics: List[Lyrics] = None,
+        metadata: dict = {},
+        release_ref: str = None,
+        artist_refs: List[Reference] = None
+        ) -> None:
+        """
+        id: is not NECESARRILY the musicbrainz id, but is DISTINCT for every song
+        mb_id: is the musicbrainz_id
+        target: Each Song can have exactly one target which can be either full or empty
+        lyrics: There can be multiple lyrics. Each Lyrics object can me added to multiple lyrics
+        """
+        super().__init__(id_=id_)
+        # attributes
+        # self.id_: str | None = id_
+        self.mb_id: str | None = mb_id
+        self.title: str | None = title
+        self.release_name: str | None = release_name
+        self.isrc: str | None = isrc
+        self.length: int | None = length
+        self.artist_names = artist_names
+
+        self.metadata = Metadata(data=metadata)
+        
+
+        if sources is None:
+            sources = []
+        self.sources: List[Source] = sources
+        
+        if target is None:
+            target = Target()
+        self.target: Target = target
+
+        if lyrics is None:
+            lyrics = []
+        self.lyrics: List[Lyrics] = lyrics
+
+        self.release_ref = release_ref
+        self.artist_refs = artist_refs
+
+    def __str__(self) -> str:
+        return f"\"{self.title}\" by {', '.join([str(a) for a in self.artists])}"
+
+    def __repr__(self) -> str:
+        return self.__str__()
+
+    def get_metadata(self):
+        return self.metadata.get_all_metadata()
+
+    def has_isrc(self) -> bool:
+        return self.isrc is not None
+
+    def get_artist_names(self) -> List[str]:
+        return [a.name for a in self.artists]
+
+if __name__ == "__main__":
+    """
+    Example for creating a Song object
+    """
+
+    song = Song(
+        title="Vein Deep in the Solution",
+        release_name="One Final Action",
+        target=Target(file="~/Music/genre/artist/album/song.mp3", path="~/Music/genre/artist/album"),
+        metadata={
+            "album": "One Final Action"
+        },
+        lyrics=[
+            Lyrics(text="these are some depressive lyrics", language="en")
+        ],
+        sources=[
+            Source(src="youtube", url="https://youtu.be/dfnsdajlhkjhsd")
+        ]
+    )

src/music_kraken/database/song.py

@@ -7,7 +7,7 @@ from ..utils.shared import (
     MUSIC_DIR,
     SONG_LOGGER as logger
 )
-from .database_object import DatabaseObject
+from .objects.database_object import DatabaseObject
 
 class Metadata:
     def __init__(self) -> None: