Update utils.py

utils.py

@@ -1,70 +1,46 @@
 # utils.py
-import tempfile
 import os
-import whisper
+import uuid
 import json
-import streamlit as st
-from datetime import datetime
-
-def record_audio(duration=5, fs=44100):
-    try:
-        import sounddevice as sd
-        from scipy.io.wavfile import write
-
-        stt_file = tempfile.NamedTemporaryFile(delete=False, suffix=".wav")
-        recording = sd.rec(int(duration * fs), samplerate=fs, channels=1)
-        sd.wait()
-        write(stt_file.name, fs, recording)
-        return stt_file.name
-    except ImportError:
-        st.error("Recording not supported in this environment. Please upload an audio file instead.")
-        return None
-
-def transcribe_audio(audio_path, language="English"):
-    model = whisper.load_model("base")
-    result = model.transcribe(audio_path, language=language.lower())
-    return result['text']
+import shutil
 
 def save_uploaded_audio(uploaded_file, filename):
-    """
-    Save uploaded audio to a file.
-    """
-    path = os.path.join("audio", filename)
-    os.makedirs("audio", exist_ok=True)
-    with open(path, "wb") as f:
+    output_path = os.path.join("uploads", filename)
+    os.makedirs("uploads", exist_ok=True)
+    with open(output_path, "wb") as f:
         f.write(uploaded_file.read())
-    return path
+    return output_path
+
+def get_voice_preset(gender):
+    presets = {
+        "Male": "male-preset-1",
+        "Female": "female-preset-1"
+    }
+    return presets.get(gender, "male-preset-1")
 
-def save_chat_history(history, filename=None):
-    """
-    Save conversation history to a JSON file.
-    """
+def save_chat_history(chat_data, filename=None):
     os.makedirs("history", exist_ok=True)
-    if filename is None:
-        timestamp = datetime.now().strftime("%Y-%m-%d_%H-%M-%S")
-        filename = f"chat_history_{timestamp}.json"
-    with open(os.path.join("history", filename), "w") as f:
-        json.dump(history, f, indent=4, ensure_ascii=False)
+    if not filename:
+        filename = f"chat_{uuid.uuid4().hex}.json"
+    filepath = os.path.join("history", filename)
+    with open(filepath, "w") as f:
+        json.dump(chat_data, f, indent=2)
     return filename
 
-def list_chat_histories():
-    """
-    List all chat history filenames.
-    """
-    folder = "history"
-    os.makedirs(folder, exist_ok=True)
-    return [f for f in os.listdir(folder) if f.endswith(".json")]
-
 def load_chat_history(filename):
-    """
-    Load a specific chat history file with None check.
-    """
     if not filename:
-        st.warning("No file selected to load history.")
         return []
     try:
         with open(os.path.join("history", filename), "r") as f:
             return json.load(f)
-    except FileNotFoundError:
-        st.warning("Selected history file not found.")
+    except Exception:
         return []
+
+def list_chat_histories():
+    os.makedirs("history", exist_ok=True)
+    return [f for f in os.listdir("history") if f.endswith(".json")]
+
+def clear_all_histories():
+    if os.path.exists("history"):
+        shutil.rmtree("history")
+        os.makedirs("history")