/**
 * @file Tests for scripts/artifact-export-hint.js: when Claude is asked to save
 * a viewable copy of a published Doc / typed artifact, and when it is not.
 * @author Nguyễn Ngọc Trí Vĩ <vinnt@smartgift.vn>
 */

const { describe, it } = require("node:test");
const assert = require("node:assert/strict");
const { spawnSync } = require("node:child_process");
const path = require("node:path");
const { hintFor } = require("../../scripts/artifact-export-hint");

const PANE = { AGENTHUB_LANE_ID: "3" };
const docBirth = {
  tool_name: "mcp__claude_ai_Claude_Docs__batch",
  tool_input: { container: { kind: "project", create: { name: "Plan" } } },
  tool_response: [{ type: "text", text: '{"frame":{"url":"https://claude.ai/artifact/doc-9"}}' }],
};
const slides = {
  tool_name: "Artifact",
  tool_input: { type_url: "https://claude.ai/types/slides", title: "Deck" },
  tool_response: "Created https://claude.ai/artifact/deck-1",
};

describe("artifact export hint", () => {
  it("asks for a Markdown copy of a new doc and a PDF/HTML copy of a typed artifact", () => {
    assert.match(hintFor(docBirth, PANE), /artifacts-export\/doc-9\.md/);
    const s = hintFor(slides, PANE);
    assert.match(s, /artifacts-export\/deck-1\.pdf/);
    assert.match(s, /artifacts-export\/deck-1\.html/);
  });

  it("stays silent everywhere else", () => {
    assert.equal(hintFor(slides, {}), null, "not an AgentHub pane");
    assert.equal(hintFor(slides, { ...PANE, AGENTHUB_ARTIFACT_EXPORT: "0" }), null, "turned off");
    const html = { ...slides, tool_input: { file_path: "/w/page.html" } };
    assert.equal(hintFor(html, PANE), null, "an HTML page is copied by AgentHub itself");
    const edit = {
      ...docBirth,
      tool_input: { container: { kind: "project", id: "p1" }, batch: [] },
    };
    assert.equal(hintFor(edit, PANE), null, "a later batch edits the doc");
    assert.equal(hintFor({ ...slides, tool_response: "no link" }, PANE), null);
    assert.equal(hintFor({ ...slides, tool_name: "ArtifactData" }, PANE), null);
    assert.equal(hintFor(null, PANE), null);
  });

  it("prints Claude Code's PostToolUse context, and nothing on bad input", () => {
    const script = path.join(__dirname, "..", "..", "scripts", "artifact-export-hint.js");
    const run = (input, env = PANE) =>
      spawnSync(process.execPath, [script], {
        input,
        env: { PATH: process.env.PATH, ...env },
        encoding: "utf8",
        timeout: 10_000,
      });
    const ok = run(JSON.stringify(slides));
    assert.equal(ok.status, 0);
    const out = JSON.parse(ok.stdout);
    assert.equal(out.hookSpecificOutput.hookEventName, "PostToolUse");
    assert.match(out.hookSpecificOutput.additionalContext, /deck-1/);
    const bad = run("{not json");
    assert.equal(bad.status, 0);
    assert.equal(bad.stdout, "");
  });
});