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import streamlit as st
from config import MODEL_OPTIONS
import traceback
from services.mcp_service import connect_to_mcp_servers
from services.chat_service import create_chat, delete_chat, get_current_chat
from services.export_service import create_download_button_for_chat
from services.import_service import create_import_widget
from services.logging_service import get_logger
from utils.tool_schema_parser import extract_tool_parameters
from utils.async_helpers import reset_connection_state
def create_history_chat_container():
history_container = st.sidebar.container(height=400, border=None)
with history_container:
chat_history_menu = [
f"{chat['chat_name']}_::_{chat['chat_id']}"
for chat in st.session_state["history_chats"]
]
chat_history_menu = chat_history_menu[:50][::-1]
if chat_history_menu:
current_chat = st.radio(
label="History Chats",
format_func=lambda x: x.split("_::_")[0] + '...' if "_::_" in x else x,
options=chat_history_menu,
label_visibility="collapsed",
index=st.session_state["current_chat_index"],
key="current_chat"
)
if current_chat:
new_chat_id = current_chat.split("_::_")[1]
# Only update if chat actually changed
if st.session_state.get('current_chat_id') != new_chat_id:
logger = get_logger()
logger.log_system_status(f"Switching from chat {st.session_state.get('current_chat_id')} to {new_chat_id}")
st.session_state['current_chat_id'] = new_chat_id
# Update current chat index
for i, chat in enumerate(st.session_state["history_chats"]):
if chat['chat_id'] == new_chat_id:
st.session_state["current_chat_index"] = i
break
# Update messages to current chat
st.session_state["messages"] = get_current_chat(new_chat_id)
logger.log_system_status(f"Loaded {len(st.session_state['messages'])} messages for chat {new_chat_id}")
# Debug: log message structure
for i, msg in enumerate(st.session_state["messages"]):
has_tool = "tool" in msg and msg["tool"]
has_content = "content" in msg and msg["content"]
logger.log_system_status(f"Message {i}: role={msg.get('role')}, has_tool={has_tool}, has_content={has_content}")
# Add download buttons for the selected chat
chat_id = current_chat.split("_::_")[1]
st.markdown("---")
st.markdown("**📥 Export Chat History:**")
# Create download button for JSON export only
create_download_button_for_chat(chat_id, "json")
# Add import functionality
st.markdown("---")
create_import_widget()
def create_sidebar_chat_buttons():
with st.sidebar:
c1, c2 = st.columns(2)
create_chat_button = c1.button(
"New Chat", use_container_width=True, key="create_chat_button"
)
if create_chat_button:
create_chat()
st.rerun()
delete_chat_button = c2.button(
"Delete Chat", use_container_width=True, key="delete_chat_button"
)
if delete_chat_button and st.session_state.get('current_chat_id'):
delete_chat(st.session_state['current_chat_id'])
st.rerun()
def create_model_select_widget():
params = st.session_state["params"]
params['model_id'] = st.sidebar.selectbox('🔎 Choose model',
options=MODEL_OPTIONS.keys(),
index=0)
def create_provider_select_widget():
params = st.session_state.setdefault('params', {})
# Load previously selected provider or default to the first
default_provider = params.get("model_id", list(MODEL_OPTIONS.keys())[0])
default_index = list(MODEL_OPTIONS.keys()).index(default_provider)
# Provider selector with synced state
selected_provider = st.sidebar.selectbox(
'🔎 Choose Provider',
options=list(MODEL_OPTIONS.keys()),
index=default_index,
key="provider_selection",
on_change=reset_connection_state
)
# Save new provider and its index
if selected_provider:
params['model_id'] = selected_provider
params['provider_index'] = list(MODEL_OPTIONS.keys()).index(selected_provider)
st.sidebar.success(f"Model: {MODEL_OPTIONS[selected_provider]}")
# Dynamic input fields based on provider
with st.sidebar.container():
if selected_provider == "Bedrock":
with st.expander("🔐 Bedrock Credentials", expanded=True):
# Configuration mode selector
config_mode = st.radio(
"Configuration Mode",
["🔄 Default", "✏️ Custom"],
key="bedrock_config_mode",
horizontal=True
)
if config_mode == "🔄 Default":
# Use environment variables - Force update params to ensure using environment variables
from config import DEFAULT_ENV_CONFIG
env_config = DEFAULT_ENV_CONFIG.get('Bedrock', {})
# Force set to environment variable values to ensure passing to LLM
params['region_name'] = env_config.get('region_name', '')
params['aws_access_key'] = env_config.get('aws_access_key', '')
params['aws_secret_key'] = env_config.get('aws_secret_key', '')
st.info("🔒 Using configuration from environment variables")
if env_config.get('region_name'):
st.success(f"Region: {env_config.get('region_name')}")
else:
st.warning("⚠️ AWS_REGION environment variable not set")
if env_config.get('aws_access_key'):
st.success("✅ AWS Access Key configured")
else:
st.warning("⚠️ AWS_ACCESS_KEY_ID environment variable not set")
if env_config.get('aws_secret_key'):
st.success("✅ AWS Secret Key configured")
else:
st.warning("⚠️ AWS_SECRET_ACCESS_KEY environment variable not set")
else: # Custom mode
# Clear parameters for user input
params['region_name'] = st.text_input("AWS Region", value='', placeholder="Enter AWS Region", key="region_name")
params['aws_access_key'] = st.text_input("AWS Access Key", value='', type="password", placeholder="Enter AWS Access Key", key="aws_access_key")
params['aws_secret_key'] = st.text_input("AWS Secret Key", value='', type="password", placeholder="Enter AWS Secret Key", key="aws_secret_key")
# Test button (always show)
if st.button("🧪 Test Connection", key="bedrock_test"):
from services.ai_service import test_llm_connection
test_params = {
'region_name': params.get('region_name'),
'aws_access_key': params.get('aws_access_key'),
'aws_secret_key': params.get('aws_secret_key')
}
success, message = test_llm_connection(selected_provider, test_params)
# Log the test result
logger = get_logger()
logger.log_llm_test(selected_provider, success, None if success else message)
if success:
st.success(message)
else:
st.error(message)
else:
with st.expander("🔐 API Key", expanded=True):
# Configuration mode selector
config_mode = st.radio(
"Configuration Mode",
["🔄 Default", "✏️ Custom"],
key=f"{selected_provider.lower()}_config_mode",
horizontal=True
)
from config import DEFAULT_ENV_CONFIG
env_config = DEFAULT_ENV_CONFIG.get(selected_provider, {})
if config_mode == "🔄 Default":
# Use environment variables - Force update params to ensure using environment variables
# Force set to environment variable values to ensure passing to LLM
params['api_key'] = env_config.get('api_key', '')
params['base_url'] = env_config.get('base_url', '')
st.info("🔒 Using configuration from environment variables")
if env_config.get('api_key'):
if selected_provider == "OpenAI":
st.success("✅ OpenAI API Key configured (hidden display)")
else:
st.success(f"✅ {selected_provider} API Key configured")
else:
st.warning(f"⚠️ {selected_provider.upper()}_API_KEY environment variable not set")
if env_config.get('base_url'):
st.success(f"Base URL: {env_config.get('base_url')}")
else:
st.info(f"Using default Base URL: {env_config.get('base_url', 'N/A')}")
else: # Custom mode
# Clear parameters for user input
params['api_key'] = st.text_input(
f"{selected_provider} API Key",
value='',
type="password",
placeholder=f"Enter {selected_provider} API Key",
key="api_key"
)
params['base_url'] = st.text_input(
f"{selected_provider} Base URL",
value='',
placeholder=env_config.get('base_url', f"Enter {selected_provider} Base URL"),
key="base_url"
)
# Test button (always show)
if st.button("🧪 Test Connection", key=f"{selected_provider.lower()}_test"):
from services.ai_service import test_llm_connection
test_params = {
'api_key': params.get('api_key'),
'base_url': params.get('base_url')
}
success, message = test_llm_connection(selected_provider, test_params)
# Log the test result
logger = get_logger()
logger.log_llm_test(selected_provider, success, None if success else message)
if success:
st.success(message)
else:
st.error(message)
def create_advanced_configuration_widget():
params = st.session_state["params"]
with st.sidebar.expander("⚙️ Basic config", expanded=False):
params['max_tokens'] = st.number_input("Max tokens",
min_value=1024,
max_value=10240,
value=4096,
step=512,)
params['temperature'] = st.slider("Temperature", 0.0, 1.0, step=0.05, value=1.0)
def create_mcp_connection_widget():
# Auto-connect to MCP servers after parameters are configured
if not st.session_state.get("auto_connect_attempted", False):
from services.chat_service import auto_connect_to_mcp
auto_connect_to_mcp()
with st.sidebar:
st.subheader("Server Management")
with st.expander(f"MCP Servers ({len(st.session_state.servers)})"):
for name, config in st.session_state.servers.items():
with st.container(border=True):
st.markdown(f"**Server:** {name}")
st.markdown(f"**URL:** {config['url']}")
if st.button(f"Remove {name}", key=f"remove_{name}"):
del st.session_state.servers[name]
st.rerun()
if st.session_state.get("agent"):
st.success(f"📶 Connected to {len(st.session_state.servers)} MCP servers!"
f" Found {len(st.session_state.tools)} tools.")
if st.button("Disconnect to MCP Servers"):
with st.spinner("Connecting to MCP servers..."):
try:
logger = get_logger()
logger.log_system_status("Disconnecting from MCP servers")
reset_connection_state()
# Log successful disconnection
logger.log_system_status("Successfully disconnected from MCP servers")
st.rerun()
except Exception as e:
# Log disconnection error
logger.log_error(
"MCP_Disconnection_Error",
str(e),
{'servers': list(st.session_state.servers.keys())}
)
st.error(f"Error disconnecting to MCP servers: {str(e)}")
st.code(traceback.format_exc(), language="python")
else:
st.warning("⚠️ Not connected to MCP server")
if st.button("Connect to MCP Servers"):
with st.spinner("Connecting to MCP servers..."):
try:
logger = get_logger()
logger.log_system_status("Attempting to connect to MCP servers")
connect_to_mcp_servers()
# Log successful connection
logger.log_system_status("Successfully connected to MCP servers", {
'servers_count': len(st.session_state.servers),
'tools_count': len(st.session_state.tools)
})
st.rerun()
except Exception as e:
# Log connection error
logger.log_error(
"MCP_Connection_Error",
str(e),
{'servers': list(st.session_state.servers.keys())}
)
st.error(f"Error connecting to MCP servers: {str(e)}")
st.code(traceback.format_exc(), language="python")
def create_mcp_tools_widget():
with st.sidebar:
if st.session_state.tools:
st.subheader("🧰 Available Tools")
selected_tool_name = st.selectbox(
"Select a Tool",
options=[tool.name for tool in st.session_state.tools],
index=0
)
if selected_tool_name:
selected_tool = next(
(tool for tool in st.session_state.tools if tool.name == selected_tool_name),
None
)
if selected_tool:
with st.container():
st.write("**Description:**")
st.write(selected_tool.description)
parameters = extract_tool_parameters(selected_tool)
if parameters:
st.write("**Parameters:**")
for param in parameters:
st.code(param) |