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# src/codegraphcontext/cli/main.py
"""
This module defines the command-line interface (CLI) for the CodeGraphContext application.
It uses the Typer library to create a user-friendly and well-documented CLI.
Commands:
- mcp setup: Runs an interactive wizard to configure the MCP client.
- mcp start: Launches the main MCP server.
- help: Displays help information.
- version: Show the installed version.
"""
import typer
from rich.console import Console
from rich.table import Table
from rich import box
from typing import Optional
import asyncio
import logging
import json
import os
from pathlib import Path
from dotenv import load_dotenv, find_dotenv, set_key
from importlib.metadata import version as pkg_version, PackageNotFoundError
from codegraphcontext.server import MCPServer
from codegraphcontext.core.database import DatabaseManager
from .setup_wizard import run_neo4j_setup_wizard, configure_mcp_client
from . import config_manager
# Import the new helper functions
from .cli_helpers import (
index_helper,
add_package_helper,
list_repos_helper,
delete_helper,
cypher_helper,
cypher_helper_visual,
visualize_helper,
reindex_helper,
clean_helper,
stats_helper,
_initialize_services,
watch_helper,
unwatch_helper,
list_watching_helper,
)
# Set the log level for the noisy neo4j, asyncio, and urllib3 loggers to keep the output clean.
# Get the log level from config, defaulting to WARNING
def _configure_library_loggers():
"""Configure third-party library loggers based on config setting."""
try:
log_level_str = config_manager.get_config_value("LIBRARY_LOG_LEVEL")
if log_level_str is None:
log_level_str = "WARNING"
log_level_str = str(log_level_str).upper()
log_level = getattr(logging, log_level_str, logging.WARNING)
except (AttributeError, Exception):
log_level = logging.WARNING
logging.getLogger("neo4j").setLevel(log_level)
logging.getLogger("asyncio").setLevel(log_level)
logging.getLogger("urllib3").setLevel(log_level)
_configure_library_loggers()
# Import visualization module
from .visualizer import (
visualize_call_graph,
visualize_call_chain,
visualize_dependencies,
visualize_inheritance_tree,
visualize_overrides,
visualize_search_results,
check_visual_flag,
)
# Initialize the Typer app and Rich console for formatted output.
app = typer.Typer(
name="cgc",
help="CodeGraphContext: An MCP server for AI-powered code analysis.\n\n[DEPRECATED] 'cgc start' is deprecated. Use 'cgc mcp start' instead.",
add_completion=True,
)
console = Console(stderr=True)
# Configure basic logging for the application.
logging.basicConfig(
level=logging.DEBUG, format="%(asctime)s - %(levelname)s - %(name)s - %(message)s"
)
def get_version() -> str:
"""
Try to read version from the installed package metadata.
Fallback to a dev version if not installed.
"""
try:
return pkg_version(
"codegraphcontext"
) # must match [project].name in pyproject.toml
except PackageNotFoundError:
return "0.0.0 (dev)"
# Create MCP command group
mcp_app = typer.Typer(help="MCP client configuration commands")
app.add_typer(mcp_app, name="mcp")
@mcp_app.command("setup")
def mcp_setup():
"""
Configure MCP Client (IDE/CLI Integration).
Sets up CodeGraphContext integration with your IDE or CLI tool:
- VS Code, Cursor, Windsurf
- Claude Desktop, Gemini CLI
- Cline, RooCode, Amazon Q Developer
Works with FalkorDB by default (no database setup needed).
"""
console.print("\n[bold cyan]MCP Client Setup[/bold cyan]")
console.print("Configure your IDE or CLI tool to use CodeGraphContext.\n")
configure_mcp_client()
@mcp_app.command("start")
def mcp_start():
"""
Start the CodeGraphContext MCP server.
Starts the server which listens for JSON-RPC requests from stdin.
This is used by IDE integrations (VS Code, Cursor, etc.).
"""
console.print("[bold green]Starting CodeGraphContext Server...[/bold green]")
_load_credentials()
server = None
loop = asyncio.new_event_loop()
asyncio.set_event_loop(loop)
try:
# Initialize and run the main server.
server = MCPServer(loop=loop)
loop.run_until_complete(server.run())
except ValueError as e:
# This typically happens if credentials are still not found after all checks.
console.print(f"[bold red]Configuration Error:[/bold red] {e}")
console.print("Please run `cgc neo4j setup` or use FalkorDB (default).")
except KeyboardInterrupt:
# Handle graceful shutdown on Ctrl+C.
console.print("\n[bold yellow]Server stopped by user.[/bold yellow]")
finally:
# Ensure server and event loop are properly closed.
if server:
server.shutdown()
loop.close()
@mcp_app.command("tools")
def mcp_tools():
"""
List all available MCP tools.
Shows all tools that can be called by AI assistants through the MCP interface.
"""
_load_credentials()
console.print("[bold green]Available MCP Tools:[/bold green]")
try:
# Instantiate the server to access the tool definitions.
server = MCPServer()
tools = server.tools.values()
table = Table(show_header=True, header_style="bold magenta")
table.add_column("Tool Name", style="dim", width=30)
table.add_column("Description")
for tool in sorted(tools, key=lambda t: t["name"]):
table.add_row(tool["name"], tool["description"])
console.print(table)
except ValueError as e:
console.print(f"[bold red]Error loading tools:[/bold red] {e}")
console.print("Please ensure your database is configured correctly.")
except Exception as e:
console.print(f"[bold red]An unexpected error occurred:[/bold red] {e}")
# Abbreviation for mcp setup
@app.command("m", rich_help_panel="Shortcuts")
def mcp_setup_alias():
"""Shortcut for 'cgc mcp setup'"""
mcp_setup()
# Create Neo4j command group
neo4j_app = typer.Typer(help="Neo4j database configuration commands")
app.add_typer(neo4j_app, name="neo4j")
@neo4j_app.command("setup")
def neo4j_setup():
"""
Configure Neo4j Database Connection.
Choose from multiple setup options:
- Local (Docker-based, recommended)
- Local (Binary installation on Linux)
- Hosted (Neo4j AuraDB or remote instance)
- Connect to existing Neo4j instance
Note: This is optional. CodeGraphContext works with FalkorDB by default.
"""
console.print("\n[bold cyan]Neo4j Database Setup[/bold cyan]")
console.print("Configure Neo4j database connection for CodeGraphContext.\n")
run_neo4j_setup_wizard()
# Abbreviation for neo4j setup
@app.command("n", rich_help_panel="Shortcuts")
def neo4j_setup_alias():
"""Shortcut for 'cgc neo4j setup'"""
neo4j_setup()
# ============================================================================
# CREDENTIALS LOADING PRECEDENCE
# ============================================================================
def _load_credentials():
"""
Loads configuration and credentials from various sources into environment variables.
Uses per-variable precedence - each variable is loaded from the highest priority source.
Priority order (highest to lowest):
1. Local `mcp.json` env vars (highest - explicit MCP server config)
2. Local `.env` in project directory (high - project-specific overrides)
3. Global `~/.codegraphcontext/.env` (lowest - user defaults)
"""
from dotenv import dotenv_values
from codegraphcontext.cli.config_manager import ensure_config_dir
# Capture DATABASE_TYPE from actual shell env BEFORE we load .env files.
# If the user ran `DATABASE_TYPE=falkordb cgc …` we must not let
# DEFAULT_DATABASE=neo4j in .env steal priority later.
shell_db_type = os.environ.get("DATABASE_TYPE")
if shell_db_type and not os.environ.get("CGC_RUNTIME_DB_TYPE"):
os.environ["CGC_RUNTIME_DB_TYPE"] = shell_db_type
# Ensure config directory exists (lazy initialization)
ensure_config_dir()
# Collect all config sources in reverse priority order (lowest to highest)
config_sources = []
config_source_names = []
# 3. Global .env file (lowest priority - user defaults)
global_env_path = Path.home() / ".codegraphcontext" / ".env"
if global_env_path.exists():
try:
config_sources.append(dotenv_values(str(global_env_path)))
config_source_names.append(str(global_env_path))
except Exception as e:
console.print(f"[yellow]Warning: Could not load global .env: {e}[/yellow]")
# 2. Local project .env (higher priority - project-specific overrides)
try:
dotenv_path = find_dotenv(usecwd=True, raise_error_if_not_found=False)
if dotenv_path:
config_sources.append(dotenv_values(dotenv_path))
config_source_names.append(str(dotenv_path))
except Exception as e:
console.print(
f"[yellow]Warning: Could not load .env from current directory: {e}[/yellow]"
)
# 1. Local mcp.json (highest priority - explicit MCP server config)
mcp_file_path = Path.cwd() / "mcp.json"
if mcp_file_path.exists():
try:
with open(mcp_file_path, "r") as f:
mcp_config = json.load(f)
server_env = (
mcp_config.get("mcpServers", {})
.get("CodeGraphContext", {})
.get("env", {})
)
if server_env:
config_sources.append(server_env)
config_source_names.append("mcp.json")
except Exception as e:
console.print(f"[yellow]Warning: Could not load mcp.json: {e}[/yellow]")
# Merge all configs with proper precedence (later sources override earlier ones)
merged_config = {}
for config in config_sources:
merged_config.update(config)
# Apply merged config to environment.
# IMPORTANT: DB-selection keys set in the shell must win over .env defaults.
# E.g. `DATABASE_TYPE=falkordb cgc index …` must not be overridden by
# DEFAULT_DATABASE=neo4j sitting in ~/.codegraphcontext/.env
DB_OVERRIDE_KEYS = {
"DATABASE_TYPE",
"CGC_RUNTIME_DB_TYPE",
"DEFAULT_DATABASE",
"NEO4J_URI",
"NEO4J_USERNAME",
"NEO4J_PASSWORD",
"NEO4J_DATABASE",
"FALKORDB_HOST",
"FALKORDB_PORT",
"FALKORDB_USERNAME",
"FALKORDB_PASSWORD",
"FALKORDB_SSL",
"FALKORDB_GRAPH_NAME",
}
for key, value in merged_config.items():
if value is not None: # Only set non-None values
# Never let .env clobber a DB-selection or DB-credential key that the user already set in the shell.
# This is especially important for one-off connection overrides such as
# `NEO4J_URI=bolt://localhost:7687 cgc index ...`.
if key in DB_OVERRIDE_KEYS and key in os.environ:
continue
os.environ[key] = str(value)
# Report what was loaded
if config_source_names:
if len(config_source_names) == 1:
console.print(
f"[dim]Loaded configuration from: {config_source_names[-1]}[/dim]"
)
else:
console.print(
f"[dim]Loaded configuration from: {', '.join(config_source_names)} (highest priority: {config_source_names[-1]})[/dim]"
)
else:
console.print("[yellow]No configuration file found. Using defaults.[/yellow]")
# Show which database is actually being used.
# When DATABASE_TYPE is explicitly set, trust it. When it's left to auto-
# detect, call get_database_manager() so the banner can never lie: e.g. if
# falkordblite is installed but its native .so is missing (frozen bundle),
# the factory falls back to KùzuDB and we display that correctly.
runtime_db = os.environ.get("CGC_RUNTIME_DB_TYPE")
explicit_db = (
runtime_db
or os.environ.get("DEFAULT_DATABASE")
or os.environ.get("DATABASE_TYPE")
)
if explicit_db:
default_db = explicit_db.lower()
else:
# No explicit choice — ask the factory which backend it will use
try:
from codegraphcontext.core import get_database_manager
_mgr = get_database_manager()
default_db = _mgr.get_backend_type() # e.g. 'falkordb' / 'kuzudb'
except Exception:
# Factory failed entirely — still show a best-guess
from codegraphcontext.core import _is_falkordb_available
default_db = "falkordb" if _is_falkordb_available() else "kuzudb"
if default_db == "neo4j":
has_neo4j_creds = all(
[
os.environ.get("NEO4J_URI"),
os.environ.get("NEO4J_USERNAME"),
os.environ.get("NEO4J_PASSWORD"),
]
)
if has_neo4j_creds:
neo4j_db = os.environ.get("NEO4J_DATABASE")
if neo4j_db:
console.print(
f"[cyan]Using database: Neo4j (database: {neo4j_db})[/cyan]"
)
else:
console.print("[cyan]Using database: Neo4j[/cyan]")
else:
console.print(
"[yellow]⚠ DEFAULT_DATABASE=neo4j but credentials not found. Falling back to default.[/yellow]"
)
elif default_db == "falkordb":
console.print("[cyan]Using database: FalkorDB Lite[/cyan]")
elif default_db == "kuzudb":
console.print("[cyan]Using database: KùzuDB[/cyan]")
elif default_db == "falkordb-remote":
host = os.environ.get("FALKORDB_HOST")
if host:
console.print(f"[cyan]Using database: FalkorDB Remote ({host})[/cyan]")
else:
console.print(
"[yellow]⚠ DATABASE_TYPE=falkordb-remote but FALKORDB_HOST not set.[/yellow]"
)
elif default_db == "falkordb":
if os.environ.get("FALKORDB_HOST"):
console.print(
f"[cyan]Using database: FalkorDB Remote ({os.environ.get('FALKORDB_HOST')})[/cyan]"
)
else:
console.print("[cyan]Using database: FalkorDB[/cyan]")
else:
console.print(f"[cyan]Using database: {default_db}[/cyan]")
# ============================================================================
# CONFIG COMMAND GROUP
# ============================================================================
config_app = typer.Typer(help="Manage configuration settings")
app.add_typer(config_app, name="config")
@config_app.command("show")
def config_show():
"""
Display current configuration settings.
Shows all configuration values including database, indexing options,
logging settings, and performance tuning parameters.
"""
config_manager.show_config()
@config_app.command("set")
def config_set(
key: str = typer.Argument(..., help="Configuration key to set"),
value: str = typer.Argument(..., help="Value to set"),
):
"""
Set a configuration value.
Examples:
cgc config set DEFAULT_DATABASE neo4j
cgc config set INDEX_VARIABLES false
cgc config set MAX_FILE_SIZE_MB 20
cgc config set DEBUG_LOGS true
"""
config_manager.set_config_value(key, value)
@config_app.command("reset")
def config_reset():
"""
Reset all configuration to default values.
This will restore all settings to their defaults.
Your current configuration will be backed up.
"""
if typer.confirm(
"Are you sure you want to reset all configuration to defaults?", default=False
):
config_manager.reset_config()
else:
console.print("[yellow]Reset cancelled[/yellow]")
@config_app.command("db")
def config_db(
backend: str = typer.Argument(..., help="Database backend: 'neo4j' or 'falkordb'")
):
"""
Quickly switch the default database backend.
Shortcut for 'cgc config set DEFAULT_DATABASE <backend>'.
Examples:
cgc config db neo4j
cgc config db falkordb
"""
backend = backend.lower()
if backend not in ["falkordb", "falkordb-remote", "neo4j"]:
console.print(f"[bold red]Invalid backend: {backend}[/bold red]")
console.print("Must be 'falkordb', 'falkordb-remote', or 'neo4j'")
raise typer.Exit(code=1)
config_manager.set_config_value("DEFAULT_DATABASE", backend)
console.print(f"[green]✔ Default database switched to {backend}[/green]")
# ============================================================================
# BUNDLE COMMAND GROUP - Pre-indexed Graph Snapshots
# ============================================================================
bundle_app = typer.Typer(help="Create and load pre-indexed graph bundles")
app.add_typer(bundle_app, name="bundle")
@bundle_app.command("export")
def bundle_export(
output: str = typer.Argument(..., help="Output path for the .cgc bundle file"),
repo: Optional[str] = typer.Option(
None,
"--repo",
"-r",
help="Specific repository path to export (default: export all)",
),
no_stats: bool = typer.Option(
False, "--no-stats", help="Skip statistics generation"
),
):
"""
Export the current graph to a portable .cgc bundle.
Creates a pre-indexed graph snapshot that can be distributed and loaded
instantly without re-indexing. Perfect for sharing famous repositories.
Examples:
cgc bundle export numpy.cgc --repo /path/to/numpy
cgc bundle export my-project.cgc
cgc bundle export all-repos.cgc --no-stats
"""
_load_credentials()
from codegraphcontext.core.cgc_bundle import CGCBundle
services = _initialize_services()
if not all(services):
return
db_manager, graph_builder, code_finder = services
try:
output_path = Path(output)
repo_path = Path(repo).resolve() if repo else None
console.print(f"[cyan]Exporting graph to {output_path}...[/cyan]")
if repo_path:
console.print(f"[dim]Repository: {repo_path}[/dim]")
else:
console.print(f"[dim]Exporting all repositories[/dim]")
bundle = CGCBundle(db_manager)
success, message = bundle.export_to_bundle(
output_path, repo_path=repo_path, include_stats=not no_stats
)
if success:
console.print(f"[bold green]{message}[/bold green]")
else:
console.print(f"[bold red]Export failed: {message}[/bold red]")
raise typer.Exit(code=1)
finally:
db_manager.close_driver()
@bundle_app.command("import")
def bundle_import(
bundle_file: str = typer.Argument(
..., help="Path to the .cgc bundle file to import"
),
clear: bool = typer.Option(
False, "--clear", help="Clear existing graph data before importing"
),
):
"""
Import a .cgc bundle into the current database.
Loads a pre-indexed graph snapshot into your database. Use --clear to
replace all existing data with the bundle contents.
Examples:
cgc bundle import numpy.cgc
cgc bundle import my-project.cgc --clear
"""
_load_credentials()
from codegraphcontext.core.cgc_bundle import CGCBundle
services = _initialize_services()
if not all(services):
return
db_manager, graph_builder, code_finder = services
try:
bundle_path = Path(bundle_file)
if not bundle_path.exists():
console.print(f"[bold red]Bundle file not found: {bundle_path}[/bold red]")
raise typer.Exit(code=1)
if clear:
console.print(
"[yellow]⚠️ Warning: This will clear all existing graph data![/yellow]"
)
if not typer.confirm("Are you sure you want to continue?", default=False):
console.print("[yellow]Import cancelled[/yellow]")
return
console.print(f"[cyan]Importing bundle from {bundle_path}...[/cyan]")
bundle = CGCBundle(db_manager)
success, message = bundle.import_from_bundle(bundle_path, clear_existing=clear)
if success:
console.print(f"[bold green]{message}[/bold green]")
else:
console.print(f"[bold red]Import failed: {message}[/bold red]")
raise typer.Exit(code=1)
finally:
db_manager.close_driver()
@bundle_app.command("load")
def bundle_load(
bundle_name: str = typer.Argument(
..., help="Bundle name or path to load (e.g., 'numpy' or 'numpy.cgc')"
),
clear: bool = typer.Option(
False, "--clear", help="Clear existing graph data before loading"
),
):
"""
Load a pre-indexed bundle (download if needed, then import).
This is a convenience command that will:
1. Check if the bundle exists locally
2. Download from registry if not found
3. Import the bundle into the database
Examples:
cgc load numpy
cgc load numpy.cgc --clear
cgc load /path/to/bundle.cgc
"""
_load_credentials()
bundle_path = Path(bundle_name)
# If it's an absolute path or has .cgc extension and exists, use it directly
if bundle_path.is_absolute() or (
bundle_path.suffix == ".cgc" and bundle_path.exists()
):
bundle_import(str(bundle_path), clear=clear)
return
# Add .cgc extension if not present
if not bundle_path.suffix:
bundle_path = Path(f"{bundle_name}.cgc")
# Check if exists locally
if bundle_path.exists():
console.print(f"[dim]Found local bundle: {bundle_path}[/dim]")
bundle_import(str(bundle_path), clear=clear)
return
# Try to download from registry
console.print(f"[yellow]Bundle '{bundle_name}' not found locally.[/yellow]")
console.print(f"[cyan]Attempting to download from registry...[/cyan]")
try:
from .registry_commands import download_bundle
# Extract just the name (without .cgc extension)
name = bundle_path.stem
# Download the bundle
downloaded_path = download_bundle(name, output_dir=None, auto_load=True)
if downloaded_path:
# Import the downloaded bundle
bundle_import(downloaded_path, clear=clear)
else:
console.print(f"[bold red]Failed to download bundle '{name}'[/bold red]")
raise typer.Exit(code=1)
except Exception as e:
console.print(f"[bold red]Error: {e}[/bold red]")
console.print(f"[dim]Use 'cgc registry list' to see available bundles[/dim]")
raise typer.Exit(code=1)
# Shortcut commands at root level
@app.command("export", rich_help_panel="Bundle Shortcuts")
def export_shortcut(
output: str = typer.Argument(..., help="Output path for the .cgc bundle file"),
repo: Optional[str] = typer.Option(
None, "--repo", "-r", help="Specific repository path to export"
),
):
"""Shortcut for 'cgc bundle export'"""
bundle_export(output, repo, False)
@app.command("load", rich_help_panel="Bundle Shortcuts")
def load_shortcut(
bundle_name: str = typer.Argument(..., help="Bundle name or path to load"),
clear: bool = typer.Option(
False, "--clear", help="Clear existing graph data before loading"
),
):
"""Shortcut for 'cgc bundle load'"""
bundle_load(bundle_name, clear)
# ============================================================================
# REGISTRY COMMAND GROUP - Browse and Download Bundles
# ============================================================================
registry_app = typer.Typer(help="Browse and download bundles from the registry")
app.add_typer(registry_app, name="registry")
@registry_app.command("list")
def registry_list(
verbose: bool = typer.Option(
False,
"--verbose",
"-v",
help="Show detailed information including download URLs",
),
unique: bool = typer.Option(
False, "--unique", "-u", help="Show only one version per package (most recent)"
),
):
"""
List all available bundles in the registry.
Shows bundles from both weekly pre-indexed releases and on-demand generations.
By default, shows all versions. Use --unique to see only the most recent version per package.
Examples:
cgc registry list
cgc registry list --verbose
cgc registry list --unique
"""
from .registry_commands import list_bundles
list_bundles(verbose=verbose, unique=unique)
@registry_app.command("search")
def registry_search(
query: str = typer.Argument(
..., help="Search query (matches name, repository, or description)"
)
):
"""
Search for bundles in the registry.
Searches bundle names, repositories, and descriptions for matches.
Examples:
cgc registry search numpy
cgc registry search web
cgc registry search http
"""
from .registry_commands import search_bundles
search_bundles(query)
@registry_app.command("download")
def registry_download(
name: str = typer.Argument(..., help="Bundle name to download (e.g., 'numpy')"),
output_dir: Optional[str] = typer.Option(
None, "--output", "-o", help="Output directory (default: current directory)"
),
load: bool = typer.Option(
False, "--load", "-l", help="Automatically load the bundle after downloading"
),
):
"""
Download a bundle from the registry.
Downloads the specified bundle to the current directory or specified output directory.
Use --load to automatically import the bundle after downloading.
Examples:
cgc registry download numpy
cgc registry download pandas --output ./bundles
cgc registry download fastapi --load
"""
from .registry_commands import download_bundle
bundle_path = download_bundle(name, output_dir, auto_load=load)
if load and bundle_path:
console.print(f"\n[cyan]Loading bundle...[/cyan]")
bundle_import(bundle_path, clear=False)
@registry_app.command("request")
def registry_request(
repo_url: str = typer.Argument(..., help="GitHub repository URL to index"),
wait: bool = typer.Option(
False,
"--wait",
"-w",
help="Wait for generation to complete (not yet implemented)",
),
):
"""
Request on-demand generation of a bundle.
Submits a request to generate a bundle for the specified GitHub repository.
The bundle will be available in the registry after 5-10 minutes.
Examples:
cgc registry request https://github.com/encode/httpx
cgc registry request https://github.com/pallets/flask
"""
from .registry_commands import request_bundle
request_bundle(repo_url, wait=wait)
# ============================================================================
# DOCTOR DIAGNOSTIC COMMAND
# ============================================================================
@app.command()
def doctor():
"""
Run diagnostics to check system health and configuration.
Checks:
- Configuration validity
- Database connectivity
- Tree-sitter installation
- Required dependencies
- File permissions
"""
console.print("[bold cyan]🏥 Running CodeGraphContext Diagnostics...[/bold cyan]\n")
all_checks_passed = True
# 1. Check configuration
console.print("[bold]1. Checking Configuration...[/bold]")
try:
config = config_manager.load_config()
# Check if config file actually exists
if config_manager.CONFIG_FILE.exists():
console.print(
f" [green]✓[/green] Configuration loaded from {config_manager.CONFIG_FILE}"
)
else:
console.print(f" [yellow]ℹ[/yellow] No config file found, using defaults")
console.print(
f" [dim]Config will be created at: {config_manager.CONFIG_FILE}[/dim]"
)
# Validate each config value
invalid_configs = []
for key, value in config.items():
is_valid, error_msg = config_manager.validate_config_value(key, value)
if not is_valid:
invalid_configs.append(f"{key}: {error_msg}")
if invalid_configs:
console.print(f" [red]✗[/red] Invalid configuration values found:")
for err in invalid_configs:
console.print(f" - {err}")
all_checks_passed = False
else:
console.print(f" [green]✓[/green] All configuration values are valid")
except Exception as e:
console.print(f" [red]✗[/red] Configuration error: {e}")
all_checks_passed = False
# 2. Check database connectivity
console.print("\n[bold]2. Checking Database Connection...[/bold]")
try:
_load_credentials()
default_db = config.get("DEFAULT_DATABASE", "falkordb")
console.print(f" Default database: {default_db}")
if default_db == "neo4j":
uri = os.environ.get("NEO4J_URI")
username = os.environ.get("NEO4J_USERNAME")
password = os.environ.get("NEO4J_PASSWORD")
if uri and username and password:
console.print(f" [cyan]Testing Neo4j connection to {uri}...[/cyan]")
is_connected, error_msg = DatabaseManager.test_connection(
uri, username, password, database=os.environ.get("NEO4J_DATABASE")
)
if is_connected:
console.print(f" [green]✓[/green] Neo4j connection successful")
else:
console.print(
f" [red]✗[/red] Neo4j connection failed: {error_msg}"
)
all_checks_passed = False
else:
console.print(
f" [yellow]⚠[/yellow] Neo4j credentials not set. Run 'cgc neo4j setup'"
)
else:
# FalkorDB
try:
import falkordb
console.print(f" [green]✓[/green] FalkorDB Lite is installed")
except ImportError:
console.print(
f" [yellow]⚠[/yellow] FalkorDB Lite not installed (Python 3.12+ only)"
)
console.print(f" Run: pip install falkordblite")
except Exception as e:
console.print(f" [red]✗[/red] Database check error: {e}")
all_checks_passed = False
# 3. Check tree-sitter installation
console.print("\n[bold]3. Checking Tree-Sitter Installation...[/bold]")
try:
from tree_sitter import Language, Parser
console.print(f" [green]✓[/green] tree-sitter is installed")
try:
from tree_sitter_language_pack import get_language
console.print(f" [green]✓[/green] tree-sitter-language-pack is installed")
# Test a few languages
test_langs = ["python", "javascript", "typescript"]
for lang in test_langs:
try:
get_language(lang)
console.print(f" [green]✓[/green] {lang} parser available")
except Exception:
console.print(f" [yellow]⚠[/yellow] {lang} parser not available")
except ImportError:
console.print(f" [red]✗[/red] tree-sitter-language-pack not installed")
all_checks_passed = False
except ImportError as e:
console.print(f" [red]✗[/red] tree-sitter not installed: {e}")
all_checks_passed = False
# 4. Check file permissions
console.print("\n[bold]4. Checking File Permissions...[/bold]")
try:
config_dir = config_manager.CONFIG_DIR
if config_dir.exists():
console.print(f" [green]✓[/green] Config directory exists: {config_dir}")
# Check if writable
test_file = config_dir / ".test_write"
try:
test_file.touch()
test_file.unlink()
console.print(f" [green]✓[/green] Config directory is writable")
except Exception as e:
console.print(f" [red]✗[/red] Config directory not writable: {e}")
all_checks_passed = False
else:
console.print(
f" [yellow]⚠[/yellow] Config directory doesn't exist, will be created on first use"
)
except Exception as e:
console.print(f" [red]✗[/red] Permission check error: {e}")
all_checks_passed = False
# 5. Check cgc command availability
console.print("\n[bold]5. Checking CGC Command...[/bold]")
import shutil
cgc_path = shutil.which("cgc")
if cgc_path:
console.print(f" [green]✓[/green] cgc command found at: {cgc_path}")
else:
console.print(
f" [yellow]⚠[/yellow] cgc command not in PATH (using python -m cgc)"
)
# Final summary
console.print("\n" + "=" * 60)
if all_checks_passed:
console.print(
"[bold green]✅ All diagnostics passed! System is healthy.[/bold green]"
)
else:
console.print(
"[bold yellow]⚠️ Some issues detected. Please review the output above.[/bold yellow]"
)
console.print("\n[cyan]Common fixes:[/cyan]")
console.print(" • For Neo4j issues: Run 'cgc neo4j setup'")
console.print(" • For missing packages: pip install codegraphcontext")
console.print(" • For config issues: Run 'cgc config reset'")
console.print("=" * 60 + "\n")
@app.command()
def start():
"""
[DEPRECATED] Use 'cgc mcp start' instead. This command will be removed in a future version.
"""
console.print(
"[yellow]⚠️ 'cgc start' is deprecated. Use 'cgc mcp start' instead.[/yellow]"
)