fix: declutter the config using defaults

Allow default options to be specified in the fish-ai section of fish-ai.ini.

README.md

@@ -152,8 +152,8 @@ to let `fish-ai` suggest a fix!
 
 ## 🤸 Additional options
 
-You can tweak the behaviour of `fish-ai` by putting additional options in the
-active section of your `fish-ai.ini` file.
+You can tweak the behaviour of `fish-ai` by putting additional options in your
+`fish-ai.ini` configuration file.
 
 ### Explain in a different language
 
@@ -162,9 +162,6 @@ to the name of the language. For example:
 
 ```ini
 [fish-ai]
-configuration = foo
-
-[foo]
 language = Swedish
 ```
 
@@ -181,9 +178,6 @@ Here is an example of how to increase the temperature to `0.5`.
 
 ```ini
 [fish-ai]
-configuration = foo
-
-[foo]
 temperature = 0.5
 ```
 
@@ -198,9 +192,6 @@ Here is an example of how you can increase the number of completions to `10`:
 
 ```ini
 [fish-ai]
-configuration = foo
-
-[foo]
 completions = 10
 ```
 
@@ -215,9 +206,6 @@ is `0` (do not send any commandline history).
 
 ```ini
 [fish-ai]
-configuration = foo
-
-[foo]
 history_size = 5
 ```
 

src/fish_ai/engine.py

@@ -109,17 +109,16 @@ def get_system_prompt():
 
 
 def get_config(key):
-    if config.has_section('fish-ai'):
-        active_section = config.get(section='fish-ai', option='configuration')
-    else:
+    if not config.has_section('fish-ai'):
         # There is no configuration file or the user made a mistake.
         # Just return 'None' here to simplify testing.
         return None
 
-    if key not in config[active_section]:
-        return None
+    active_section = config.get(
+        section='fish-ai', option='configuration') or 'fish-ai'
 
-    return config.get(section=active_section, option=key)
+    return config.get(section=active_section, option=key) or config.get(
+        section='fish-ai', option=key)
 
 
 def get_openai_client():