draft: new cli

music_kraken/__meta__.py

@@ -0,0 +1,3 @@
+PROGRAMM: str = "music-kraken"
+DESCRIPTION: str = """This program will first get the metadata of various songs from metadata providers like musicbrainz, and then search for download links on pages like bandcamp. 
+Then it will download the song and edit the metadata accordingly."""

music_kraken/cli/__init__.py

@@ -1,5 +0,0 @@
-from .informations import print_paths
-from .main_downloader import download
-from .options.settings import settings
-from .options.frontend import set_frontend
-

music_kraken/development_cli/__init__.py

@@ -0,0 +1,77 @@
+import argparse
+from functools import cached_property
+
+from ..__meta__ import DESCRIPTION, PROGRAMM
+from ..download import Downloader
+from ..utils import BColors
+from ..utils.string_processing import unify
+from .utils import ask_for_bool, ask_for_create
+
+
+class Selection:
+    def __init__(self, options: list):
+        self.options = options
+
+    def pprint(self):
+        return "\n".join(f"{i}: {option}" for i, option in enumerate(self.options))
+
+    def choose(self, input_: str):
+        try:
+            return self.options[int(input_)]
+        except (ValueError, IndexError):
+            return None
+
+
+class DevelopmentCli:
+    def __init__(self, args: argparse.Namespace):
+        self.args = args
+
+        if args.genre:
+            self.genre = args.genre
+
+        self.downloader: Downloader = Downloader()
+
+    @cached_property
+    def genre(self) -> str:
+        """This is a cached property, which means if it isn't set in the constructor or before it is accessed,
+        the program will be thrown in a shell
+
+        Returns:
+            str: the genre that should be used
+        """
+        option_string = f"{BColors.HEADER}Genres{BColors.ENDC}"
+        genre_map = {}
+
+        _string_list = []
+        for i, genre in enumerate(self.downloader.get_existing_genres()):
+            option_string += f"\n{BColors.BOLD}{i}{BColors.ENDC}: {genre}"
+
+            genre_map[str(i)] = genre
+            genre_map[unify(genre)] = genre
+
+        genre = None
+        while genre is None:
+            print(option_string)
+            print()
+
+            i = input("> ") 
+            u = unify(i)
+            if u in genre_map:
+                genre = genre_map[u]
+                break
+
+            if ask_for_create("genre", i):
+                genre = i
+                break
+
+        return genre
+
+
+def main():
+    parser = argparse.ArgumentParser(
+        prog=PROGRAMM,
+        description=DESCRIPTION,
+        epilog='This is just a development cli. The real frontend is coming soon.'
+    )
+    parser.add_argument('--genre', '-g', action='store_const')
+    args = parser.parse_args()

music_kraken/development_cli/utils.py

@@ -45,3 +45,7 @@ def ask_for_bool(msg: str) -> bool:
     i = input(f"{msg} ({BColors.OKGREEN.value}Y{BColors.ENDC.value}/{BColors.FAIL.value}N{BColors.ENDC.value})? ").lower()
     return i in AGREE_INPUTS
 
+
+def ask_for_create(name: str, value: str) -> bool:
+    return ask_for_bool(f"Do you want to create the {name} {BColors.OKBLUE}{value}{BColors.ENDC}?") 
+    

music_kraken/download/__init__.py

@@ -415,6 +415,31 @@ class Downloader:
         
         return source.page.fetch_object_from_source(source=source, **kwargs)
 
+    # misc function
+
+    def get_existing_genres(self) -> Generator[str, None, None]:
+        """Yields every existing genre, for the user to select from.
+
+        Yields:
+            Generator[str, None, None]: a generator that yields every existing genre.
+        """
+
+        def is_valid_genre(genre: Path) -> bool:
+            """
+            gets the name of all subdirectories of shared.MUSIC_DIR,
+            but filters out all directories, where the name matches with any Patern
+            from shared.NOT_A_GENRE_REGEX.
+            """
+            if not genre.is_dir():
+                return False
+
+            if any(re.match(regex_pattern, genre.name) for regex_pattern in main_settings["not_a_genre_regex"]):
+                return False
+
+            return True
+        
+        for genre in filter(is_valid_genre, main_settings["music_directory"].iterdir()):
+            yield genre.name
 
 class Page:
     REGISTER = True