// SC-13: hooks.json wires Stop event to otel-export.mjs
// HIGH-risk-mitigering — verify deterministic config-pinning (mønster fra
// tests/lib/doc-consistency.test.mjs).

import { test } from 'node:test';
import { strict as assert } from 'node:assert';
import { readFileSync } from 'node:fs';
import { fileURLToPath } from 'node:url';
import { dirname, resolve } from 'node:path';

const __dirname = dirname(fileURLToPath(import.meta.url));
const HOOKS_JSON_PATH = resolve(__dirname, '../../hooks/hooks.json');

function loadHooksJson() {
  const raw = readFileSync(HOOKS_JSON_PATH, 'utf8');
  return JSON.parse(raw);
}

test('hooks.json — Stop key exists with at least one entry', () => {
  const cfg = loadHooksJson();
  assert.ok(cfg.hooks, 'hooks.json mangler top-level "hooks" object');
  assert.ok(Array.isArray(cfg.hooks.Stop), 'hooks.json mangler "Stop" array');
  assert.ok(cfg.hooks.Stop.length >= 1, 'Stop array er tom — forventet ≥1 entry');
});

test('hooks.json — Stop entry refererer otel-export.mjs', () => {
  const cfg = loadHooksJson();
  const stopEntries = cfg.hooks.Stop;
  const allCommands = stopEntries.flatMap((entry) =>
    (entry.hooks || []).map((h) => h.command || ''),
  );
  const hasOtelExport = allCommands.some((cmd) => cmd.includes('otel-export.mjs'));
  assert.ok(
    hasOtelExport,
    `ingen Stop-hook refererer otel-export.mjs. Funnet: ${JSON.stringify(allCommands)}`,
  );
});

test('hooks.json — Stop entry bruker ${CLAUDE_PLUGIN_ROOT}-substitusjon', () => {
  const cfg = loadHooksJson();
  const stopEntries = cfg.hooks.Stop;
  const otelEntry = stopEntries
    .flatMap((entry) => entry.hooks || [])
    .find((h) => (h.command || '').includes('otel-export.mjs'));
  assert.ok(otelEntry, 'fant ikke otel-export-entry i Stop');
  assert.match(
    otelEntry.command,
    /\$\{CLAUDE_PLUGIN_ROOT\}/,
    'otel-export-command bruker ikke ${CLAUDE_PLUGIN_ROOT}-prefix — relative paths feiler i headless',
  );
  assert.match(
    otelEntry.command,
    /^node\s+/,
    'otel-export-command starter ikke med "node " — invocation-form ikke korrekt',
  );
});

test('hooks.json — Stop entry har "type": "command"', () => {
  const cfg = loadHooksJson();
  const stopEntries = cfg.hooks.Stop;
  const otelHook = stopEntries
    .flatMap((entry) => entry.hooks || [])
    .find((h) => (h.command || '').includes('otel-export.mjs'));
  assert.equal(otelHook.type, 'command', 'otel-export-hook mangler "type": "command"');
});