import type { Server } from '@modelcontextprotocol/sdk/server/index.js'
import type { ApiClient } from '../api-client.js'
import { BaseHandler } from './base-handler.js'
import fs from 'fs/promises'
import path from 'path'
import { fileURLToPath } from 'url'
// Get current directory in ES modules
const __filename = fileURLToPath(import.meta.url)
const __dirname = path.dirname(__filename)
const QUEUE_FILE = path.join(__dirname, '..', '..', 'queue.txt')
export class ListQueueHandler extends BaseHandler {
constructor(server: Server, apiClient: ApiClient) {
super(server, apiClient)
}
async handle(_args: any) {
try {
// Check if queue file exists
try {
await fs.access(QUEUE_FILE)
} catch {
return {
content: [
{
type: 'text',
text: 'Queue is empty (queue file does not exist)'
}
]
}
}
// Read queue file
const content = await fs.readFile(QUEUE_FILE, 'utf-8')
const urls = content.split('\n').filter((url) => url.trim() !== '')
if (urls.length === 0) {
return {
content: [
{
type: 'text',
text: 'Queue is empty'
}
]
}
}
return {
content: [
{
type: 'text',
text: `Queue contains ${urls.length} URLs:\n${urls.join('\n')}`
}
]
}
} catch (error) {
return {
content: [
{
type: 'text',
text: `Failed to read queue: ${error}`
}
],
isError: true
}
}
}
}