v1 authentication: stop reading default './authfile' (#420)

It has to be specified as an argument and no longer as an option
Pass Path directly (#469)
Rename variable

silkaj/auth.py

@@ -51,19 +51,20 @@ def has_auth_method(ctx: click.Context) -> bool:
 
 
 @click.command("authentication", help="Generate authentication file")
-@click.option("--file", default="authfile", show_default=True, help="Path file")
-def generate_auth_file(file: str) -> None:
+@click.argument(
+    "auth_file",
+    type=click.Path(dir_okay=False, writable=True, path_type=Path),
+)
+def generate_auth_file(auth_file: Path) -> None:
     key = auth_method()
-    authfile = Path(file)
     pubkey_cksum = gen_pubkey_checksum(key.pubkey)
-    if authfile.is_file():
-        message = f"Would you like to erase {file} by an authfile corresponding \n\
+    if auth_file.is_file():
+        message = f"Would you like to erase {auth_file} with an authentication file corresponding \n\
 to following pubkey `{pubkey_cksum}`?"
         click.confirm(message, abort=True)
-    key.save_seedhex_file(file)
+    key.save_seedhex_file(auth_file)
     print(
-        f"Authentication file 'authfile' generated and stored in current\
- folder for following public key: {pubkey_cksum}",
+        f"Authentication file '{auth_file}' generated and stored for public key: {pubkey_cksum}",
     )