opencode tool for readpdfs

read_pdf.ts

import { tool } from "@opencode-ai/plugin"
import { existsSync } from "fs"

export default tool({
  description: "Extract and read text content from PDF files",
  args: {
    filePath: tool.schema.string().describe("Path to the PDF file"),
    offset: tool.schema.number().optional().describe("Page number to start reading from"),
    limit: tool.schema.number().optional().describe("Maximum number of pages to read"),
  },
  async execute(args) {
    if (!existsSync(args.filePath)) {
      throw new Error(`File not found: ${args.filePath}`)
    }

    const proc = Bun.spawn(["pdftotext", args.filePath, "-"])
    const output = await new Response(proc.stdout).text()

    return output
  },
})