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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 { 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 { TerminalTool } from '../tools/terminal.js';
import { WriteFileTool } from '../tools/write-file.js';
import { WebFetchTool } from '../tools/web-fetch.js';
const DEFAULT_PASSTHROUGH_COMMANDS = ['ls', 'git', 'npm'];
export class Config {
private apiKey: string;
private model: string;
private targetDir: string;
private toolRegistry: ToolRegistry;
private debugMode: boolean;
private passthroughCommands: string[];
constructor(
apiKey: string,
model: string,
targetDir: string,
debugMode: boolean,
passthroughCommands?: string[],
) {
this.apiKey = apiKey;
this.model = model;
this.targetDir = targetDir;
this.debugMode = debugMode;
this.passthroughCommands =
passthroughCommands || DEFAULT_PASSTHROUGH_COMMANDS;
this.toolRegistry = createToolRegistry(this);
}
getApiKey(): string {
return this.apiKey;
}
getModel(): string {
return this.model;
}
getTargetDir(): string {
return this.targetDir;
}
getToolRegistry(): ToolRegistry {
return this.toolRegistry;
}
getDebugMode(): boolean {
return this.debugMode;
}
getPassthroughCommands(): string[] {
return this.passthroughCommands;
}
}
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) {
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,
targetDir: string,
debugMode: boolean,
passthroughCommands?: string[],
): Config {
return new Config(
apiKey,
model,
path.resolve(targetDir),
debugMode,
passthroughCommands,
);
}
function createToolRegistry(config: Config): ToolRegistry {
const registry = new ToolRegistry();
const targetDir = config.getTargetDir();
const tools = [
new LSTool(targetDir),
new ReadFileTool(targetDir),
new GrepTool(targetDir),
new GlobTool(targetDir),
new EditTool(targetDir),
new TerminalTool(targetDir, config),
new WriteFileTool(targetDir),
new WebFetchTool(), // Note: WebFetchTool takes no arguments
];
for (const tool of tools) {
registry.registerTool(tool);
}
return registry;
}
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