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path: root/packages/cli/src/gemini.ts
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import React from 'react';
import { render } from 'ink';
import App from './ui/App.js';
import { parseArguments } from './config/args.js';
import { loadEnvironment } from './config/env.js';
import { getTargetDirectory } from './utils/paths.js';
import { toolRegistry } from './tools/tool-registry.js';
import { LSTool } from './tools/ls.tool.js';
import { ReadFileTool } from './tools/read-file.tool.js';
import { GrepTool } from './tools/grep.tool.js';
import { GlobTool } from './tools/glob.tool.js';
import { EditTool } from './tools/edit.tool.js';
import { TerminalTool } from './tools/terminal.tool.js';
import { WriteFileTool } from './tools/write-file.tool.js';

async function main() {
    // 1. Configuration
    loadEnvironment();
    const argv = await parseArguments(); // Ensure args.ts imports printWarning from ui/display
    const targetDir = getTargetDirectory(argv.target_dir);

    // 2. Configure tools
    registerTools(targetDir);

    // 3. Render UI
    render(React.createElement(App, { directory: targetDir }));
}

// --- Global Unhandled Rejection Handler ---
process.on('unhandledRejection', (reason, promise) => {
    // Check if this is the known 429 ClientError that sometimes escapes
    // this is a workaround for a specific issue with the way we are calling gemini
    // where a 429 error is thrown but not caught, causing an unhandled rejection
    // TODO(adh): Remove this when the race condition is fixed
    const isKnownEscaped429 = 
        reason instanceof Error &&
        reason.name === 'ClientError' &&
        reason.message.includes('got status: 429');

    if (isKnownEscaped429) {
        // Log it differently and DON'T exit, as it's likely already handled visually
        console.warn('-----------------------------------------');
        console.warn('WORKAROUND: Suppressed known escaped 429 Unhandled Rejection.');
        console.warn('-----------------------------------------');
        console.warn('Reason:', reason);
        // No process.exit(1);
    } else {
        // Log other unexpected unhandled rejections as critical errors
        console.error('=========================================');
        console.error('CRITICAL: Unhandled Promise Rejection!');
        console.error('=========================================');
        console.error('Reason:', reason);
        console.error('Stack trace may follow:');
        if (!(reason instanceof Error)) {
            console.error(reason);
        }
        // Exit for genuinely unhandled errors
        process.exit(1);
    }
});

// --- Global Entry Point ---
main().catch((error) => {
    console.error('An unexpected critical error occurred:');
    if (error instanceof Error) {
        console.error(error.message);
    } else {
        console.error(String(error));
    }
    process.exit(1);
});

function registerTools(targetDir: string) {
    const lsTool = new LSTool(targetDir);
    const readFileTool = new ReadFileTool(targetDir);
    const grepTool = new GrepTool(targetDir);
    const globTool = new GlobTool(targetDir);
    const editTool = new EditTool(targetDir);
    const terminalTool = new TerminalTool(targetDir);
    const writeFileTool = new WriteFileTool(targetDir);

    toolRegistry.registerTool(lsTool);
    toolRegistry.registerTool(readFileTool);
    toolRegistry.registerTool(grepTool);
    toolRegistry.registerTool(globTool);
    toolRegistry.registerTool(editTool);
    toolRegistry.registerTool(terminalTool);
    toolRegistry.registerTool(writeFileTool);
}