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/**
* @license
* Copyright 2025 Google LLC
* SPDX-License-Identifier: Apache-2.0
*/
import * as dotenv from 'dotenv';
import * as fs from 'node:fs';
import * as path from 'node:path';
import process from 'node:process';
import * as os from 'node:os';
import { ToolRegistry } from '../tools/tool-registry.js';
import { LSTool } from '../tools/ls.js';
import { ReadFileTool } from '../tools/read-file.js';
import { GrepTool } from '../tools/grep.js';
import { GlobTool } from '../tools/glob.js';
import { EditTool } from '../tools/edit.js';
import { ShellTool } from '../tools/shell.js';
import { WriteFileTool } from '../tools/write-file.js';
import { WebFetchTool } from '../tools/web-fetch.js';
import { ReadManyFilesTool } from '../tools/read-many-files.js';
import { BaseTool, ToolResult } from '../tools/tools.js';
import { MemoryTool } from '../tools/memoryTool.js';
import { StdioServerParameters } from '@modelcontextprotocol/sdk/client/stdio.js';
export class Config {
private toolRegistry: ToolRegistry;
constructor(
private readonly apiKey: string,
private readonly model: string,
private readonly sandbox: boolean | string,
private readonly targetDir: string,
private readonly debugMode: boolean,
private readonly question: string | undefined, // Keep undefined possibility
private readonly fullContext: boolean = false, // Default value here
private readonly toolDiscoveryCommand: string | undefined,
private readonly toolCallCommand: string | undefined,
private readonly mcpServerCommand: string | undefined,
private readonly mcpServers:
| Record<string, StdioServerParameters>
| undefined,
private readonly userAgent: string,
private userMemory: string = '', // Made mutable for refresh
private geminiMdFileCount: number = 0,
) {
// toolRegistry still needs initialization based on the instance
this.toolRegistry = createToolRegistry(this);
}
getApiKey(): string {
return this.apiKey;
}
getModel(): string {
return this.model;
}
getSandbox(): boolean | string {
return this.sandbox;
}
getTargetDir(): string {
return this.targetDir;
}
getToolRegistry(): ToolRegistry {
return this.toolRegistry;
}
getDebugMode(): boolean {
return this.debugMode;
}
getQuestion(): string | undefined {
return this.question;
}
getFullContext(): boolean {
return this.fullContext;
}
getToolDiscoveryCommand(): string | undefined {
return this.toolDiscoveryCommand;
}
getToolCallCommand(): string | undefined {
return this.toolCallCommand;
}
getMcpServerCommand(): string | undefined {
return this.mcpServerCommand;
}
getMcpServers(): Record<string, StdioServerParameters> | undefined {
return this.mcpServers;
}
getUserAgent(): string {
return this.userAgent;
}
getUserMemory(): string {
return this.userMemory;
}
setUserMemory(newUserMemory: string): void {
this.userMemory = newUserMemory;
}
getGeminiMdFileCount(): number {
return this.geminiMdFileCount;
}
setGeminiMdFileCount(count: number): void {
this.geminiMdFileCount = count;
}
}
function findEnvFile(startDir: string): string | null {
let currentDir = path.resolve(startDir);
while (true) {
const envPath = path.join(currentDir, '.env');
if (fs.existsSync(envPath)) {
return envPath;
}
const parentDir = path.dirname(currentDir);
if (parentDir === currentDir || !parentDir) {
// check ~/.env as fallback
const homeEnvPath = path.join(os.homedir(), '.env');
if (fs.existsSync(homeEnvPath)) {
return homeEnvPath;
}
return null;
}
currentDir = parentDir;
}
}
export function loadEnvironment(): void {
const envFilePath = findEnvFile(process.cwd());
if (!envFilePath) {
return;
}
dotenv.config({ path: envFilePath });
}
export function createServerConfig(
apiKey: string,
model: string,
sandbox: boolean | string,
targetDir: string,
debugMode: boolean,
question: string,
fullContext?: boolean,
toolDiscoveryCommand?: string,
toolCallCommand?: string,
mcpServerCommand?: string,
mcpServers?: Record<string, StdioServerParameters>,
userAgent?: string,
userMemory?: string,
geminiMdFileCount?: number,
): Config {
return new Config(
apiKey,
model,
sandbox,
path.resolve(targetDir),
debugMode,
question,
fullContext,
toolDiscoveryCommand,
toolCallCommand,
mcpServerCommand,
mcpServers,
userAgent ?? 'GeminiCLI/unknown', // Default user agent
userMemory ?? '',
geminiMdFileCount ?? 0,
);
}
function createToolRegistry(config: Config): ToolRegistry {
const registry = new ToolRegistry(config);
const targetDir = config.getTargetDir();
const tools: Array<BaseTool<unknown, ToolResult>> = [
new LSTool(targetDir),
new ReadFileTool(targetDir),
new GrepTool(targetDir),
new GlobTool(targetDir),
new EditTool(config),
new WriteFileTool(targetDir),
new WebFetchTool(),
new ReadManyFilesTool(targetDir),
new ShellTool(config),
new MemoryTool(),
];
for (const tool of tools) {
registry.registerTool(tool);
}
registry.discoverTools();
return registry;
}
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