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import { Buffer, streams } from "../deps.ts";import { decode, encode, writeTmp } from "./helper.ts";
export async function read_text(): Promise<string> {  const p = Deno.run({    cmd: ["pbpaste"],    stdout: "piped",    stderr: "piped",  });
  try {    const status = await p.status();    if (!status.success) {      p.stdout.close();      const cause = decode(await p.stderrOutput());      throw new Error(        `cannot read text: exit code: ${status.code}, error: ${cause}`,      );    }    p.stderr.close();    return decode(await p.output());  } finally {    p.close();  }}
export async function write_text(text: string): Promise<void> {  const p = Deno.run({    cmd: ["pbcopy"],    stdin: "piped",    stderr: "piped",    stdout: "null",  });
  const buf = new Buffer(encode(text));  await streams.copy(buf, p.stdin);
  p.stdin.close();
  try {    const status = await p.status();    if (!status.success) {      throw new Error(decode(await p.stderrOutput()));    }    p.stderr.close();  } finally {    p.close();  }}
export async function read_image(): Promise<Deno.Reader> {  const tmp = await Deno.makeTempFile();  const p = Deno.run({    cmd: [      "osascript",      "-e",      `write (the clipboard as «class PNGf») to (open for access "${tmp}" with write permission)`,    ],    stderr: "piped",  });
  try {    const status = await p.status();    if (!status.success) {      const cause = decode(await p.stderrOutput());      throw new Error(        `cannot read text: exit code: ${status.code}, error: ${cause}`,      );    }    p.stderr.close();
    const dst = new Buffer();    const src = await Deno.open(tmp);    await streams.copy(src, dst);    src.close();    return dst;  } finally {    p.close();  }}
export async function write_image(data: Uint8Array): Promise<void> {  const tmp = await writeTmp(new Buffer(data));  const p = Deno.run({    cmd: [      "osascript",      "-e",      `set the clipboard to (read "${tmp}" as TIFF picture)`,    ],    stderr: "piped",  });
  try {    const status = await p.status();    if (!status.success) {      const cause = decode(await p.stderrOutput());      throw new Error(        `cannot read text: exit code: ${status.code}, error: ${cause}`,      );    }    p.stderr.close();  } finally {    p.close();  }}