feat: menu for language options

2 files changed, 17 insertions, 6 deletions

diff --git a/app/ui/hub.py b/app/ui/hub.py
index 230def3..7ac938e 100644
--- a/app/ui/hub.py
+++ b/app/ui/hub.py
@@ -58,6 +58,7 @@ from converter.clients import (
     BACKEND_AUDIOCPP,
     BACKEND_FASTER,
     BACKEND_QWEN,
+    LANGUAGE_CHOICES,
     QWEN3_TTS_SPEAKERS,
     audiocpp_entry_voice_capability,
     normalize_language,
@@ -908,22 +909,29 @@ def _field_value(fields, key: str, default=None):
     return default
 
 
+# Dim hint shown while editing a Language field (Settings and Generate
+# audiobooks): which languages a model accepts varies by backend/model.
+_LANGUAGE_EDIT_HINT = ["Check model documentation for supported languages."]
+
+
 def _common_fields() -> list:
     """Field dicts for output format, language, speed, single-file, debug.
 
     The single-file field is hidden for m4b (always a single file with
     embedded chapter markers), so its "visible" callable reads the live
     output-format value from the field list. The per-run Language field
-    mirrors the CLI's --language and is hidden for faster entries (the
-    faster server owns the language).
+    mirrors the CLI's --language (a static audio.cpp-menu picker) and is
+    hidden for faster entries (the faster server owns the language).
     """
     fmt_default = config.AUDIO_FORMAT \
         if config.AUDIO_FORMAT in AUDIO_FORMATS else AUDIO_FORMATS[0]
     return [
         {"key": "output_format", "label": "Output format", "kind": "choice",
          "value": fmt_default, "choices": list(AUDIO_FORMATS)},
-        {"key": "language", "label": "Language", "kind": "text",
-         "value": config.LANGUAGE, "validate": _validate_language,
+        {"key": "language", "label": "Language", "kind": "choice",
+         "value": config.LANGUAGE, "choices": list(LANGUAGE_CHOICES),
+         "help": _LANGUAGE_EDIT_HINT,
+         "validate": _validate_language,
          "visible": lambda fs: not str(_field_value(fs, "backend") or "")
          .startswith("faster")},
         {"key": "speed", "label": "Speed", "kind": "text", "value": "1.0",
@@ -1437,8 +1445,10 @@ def _settings_fields() -> list:
         {"key": "audio_bitrate", "label": "Audio bitrate", "kind": "text",
          "value": config.AUDIO_BITRATE,
          "validate": _validate_bitrate},
-        {"key": "language", "label": "Language", "kind": "text",
-         "value": config.LANGUAGE, "validate": _validate_language},
+        {"key": "language", "label": "Default Language", "kind": "choice",
+         "value": config.LANGUAGE, "choices": list(LANGUAGE_CHOICES),
+         "help": _LANGUAGE_EDIT_HINT,
+         "validate": _validate_language},
         {"key": "chunk_size", "label": "Chunk size (words)", "kind": "text",
          "value": str(config.CHUNK_SIZE), "validate": _validate_chunk_size},
         {"key": "stop_and_exit", "label": "Default stop server and exit",
diff --git a/app/ui/tui.py b/app/ui/tui.py
index 319c123..a647444 100644
--- a/app/ui/tui.py
+++ b/app/ui/tui.py
@@ -1114,6 +1114,7 @@ def form(scr, title: str, fields: Sequence[dict],
                                 if field["value"] in values else 0
                             chosen = menu(scr, field_label(field), pairs,
                                           default_index=default,
+                                          help_lines=field_help(field),
                                           back_value=edit_cancel)
                             if chosen is not edit_cancel:
                                 field["value"] = chosen