Some cli improvements

- Adds cross platform clear console functionality
- Replaces "search_for_metadata" if tree with a match case
- Implements alternative command interface for handling the program
- Fixes bug of error being displayed when quitting the program

.gitignore

@@ -10,3 +10,6 @@ __pycache__/
 
 /build/*
 !/build/build.sh
+
+# Virtual Environment
+venv

src/music_kraken/__init__.py

@@ -1,3 +1,4 @@
+from .utils.functions import *
 from .utils.shared import *
 
 from .metadata import (
@@ -37,24 +38,42 @@ def get_existing_genre():
 
 
 def search_for_metadata():
+    clear_console()
+
     search = metadata_search.Search()
 
     while True:
         input_ = input(
-            "q to quit, .. for previous options, int for this element, str to search for query, ok to download\n")
-        input_.strip()
-        if input_.lower() == "ok":
+"""
+- - - Type the command you want to execute - - -
+.. - Previous Options
+(query_string) - Search for songs, albums, bands...
+(int) - Select an item from the search results
+d - Start the download
+h - Help
+q - Quit / Exit
+
+command: """
+        )
+
+        match (input_.strip().lower()):
+            case "d" | "ok" | "dl" | "download":
                 break
-        if input_.lower() == "q":
-            break
-        if input_.lower() == "..":
+            case "q" | "quit" | "exit":
+                clear_console()
+                exit()
+            case "h" | "help":
                 print()
-            print(search.get_previous_options())
-            continue
-        if input_.isdigit():
+                # TODO: Help text (mainly explaining query strings and alternative command functionalities)
+                print("Insert here help text....")
+            case inp if inp.isdigit():
                 print()
                 print(search.choose(int(input_)))
                 continue
+            case ".." :
+                print()
+                print(search.get_previous_options())
+
         print()
         print(search.search_from_query(input_))
 
@@ -81,6 +100,8 @@ def get_genre():
 
 
 def cli(start_at: int = 0, only_lyrics: bool = False):
+    clear_console()
+
     if start_at <= 2 and not only_lyrics:
         genre = get_genre()
         logging.info(f"{genre} has been set as genre.")
@@ -107,3 +128,7 @@ def cli(start_at: int = 0, only_lyrics: bool = False):
     if start_at <= 4:
         logging.info("starting to fetch the lyrics")
         lyrics.fetch_lyrics()
+
+
+def gtk_gui():
+    pass

src/music_kraken/utils/__init__.py

@@ -1,2 +1,2 @@
 # tells what exists
-__all__ = ["shared", "object_handeling", "phonetic_compares"]
+__all__ = ["shared", "object_handeling", "phonetic_compares", "functions"]

src/music_kraken/utils/functions.py

@@ -0,0 +1,4 @@
+import os
+
+def clear_console():
+    os.system('cls' if os.name in ('nt', 'dos') else 'clear')