hataraku
Version:
An autonomous coding agent for building AI-powered development tools. The name "Hataraku" (働く) means "to work" in Japanese.
108 lines • 3.85 kB
JavaScript
import { z } from 'zod';
import * as path from 'path';
import * as fs from 'fs/promises';
import { platform } from 'os';
import { exec } from 'child_process';
// Supported image formats
const SUPPORTED_FORMATS = ['.png', '.jpg', '.jpeg', '.gif', '.bmp', '.webp'];
// Platform-specific open command
/**
* Returns the platform-specific command to open an image file
*
* @param imagePath - The absolute path to the image file
* @returns The command string to execute for opening the image
* @throws Will throw an error if the current platform is not supported
*/
function getOpenCommand(imagePath) {
switch (platform()) {
case 'win32':
return `start "" "${imagePath}"`;
case 'darwin':
return `open "${imagePath}"`;
case 'linux':
return `xdg-open "${imagePath}"`;
default:
throw new Error(`Unsupported platform: ${platform()}`);
}
}
/**
* Tool for displaying image files using the system's default image viewer.
*
* @example
* ```typescript
* // Display an image file
* await showImageTool.execute({ path: './images/example.png' });
* ```
*
* @throws Will throw an error if the platform is not supported
* @throws Will return an error object if the file doesn't exist or has an unsupported format
*/
export const showImageTool = {
description: "Display an image file using the system's default image viewer.",
parameters: z.object({
path: z.string().describe('The path to the image file to display')
}),
execute: async ({ path: imagePath }) => {
try {
const absolutePath = path.resolve(process.cwd(), imagePath);
// Check if file exists
try {
await fs.access(absolutePath);
}
catch {
return {
isError: true,
content: [{
type: "text",
text: `Image file not found at path: ${imagePath}`
}]
};
}
// Check file format
const ext = path.extname(absolutePath).toLowerCase();
if (!SUPPORTED_FORMATS.includes(ext)) {
return {
isError: true,
content: [{
type: "text",
text: `Unsupported image format: ${ext}. Supported formats: ${SUPPORTED_FORMATS.join(', ')}`
}]
};
}
// Get the platform-specific open command
const command = getOpenCommand(absolutePath);
// Execute the command
return new Promise((resolve) => {
exec(command, (error) => {
if (error) {
resolve({
isError: true,
content: [{
type: "text",
text: `Error displaying image: ${error.message}`
}]
});
}
else {
resolve({
content: [{
type: "text",
text: `Displaying image: ${imagePath}`
}]
});
}
});
});
}
catch (error) {
return {
isError: true,
content: [{
type: "text",
text: `Error displaying image: ${error instanceof Error ? error.message : String(error)}`
}]
};
}
}
};
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