import assert from 'node:assert/strict';

import defaultConfig from '../src/config/defaults.mjs';
import {
  normalizeContinuityConfig,
  validateContinuityConfig,
} from '../src/config/schema.mjs';

function test(name, fn) {
  try {
    fn();
    console.log(`ok - ${name}`);
  } catch (error) {
    console.error(`not ok - ${name}`);
    throw error;
  }
}

test('accepts default config', () => {
  const result = validateContinuityConfig(defaultConfig);
  assert.equal(result.ok, true);
  assert.deepEqual(result.errors, []);
  assert.deepEqual(result.normalizedConfig, defaultConfig);
});

test('accepts custom receipt directory', () => {
  const result = validateContinuityConfig({
    receiptDir: 'tmp/continuity-receipts',
  });

  assert.equal(result.ok, true);
  assert.equal(result.normalizedConfig.receiptDir, 'tmp/continuity-receipts');
  assert.deepEqual(result.errors, []);
});

test('accepts custom legal terminal states list', () => {
  const result = validateContinuityConfig({
    legalTerminalStates: ['waiting_user', 'blocked', 'done_elsewhere'],
  });

  assert.equal(result.ok, true);
  assert.deepEqual(result.normalizedConfig.legalTerminalStates, ['waiting_user', 'blocked', 'done_elsewhere']);
});

test('normalizes missing fields from defaults', () => {
  const normalized = normalizeContinuityConfig({
    debug: true,
  });

  assert.equal(normalized.debug, true);
  assert.equal(normalized.enabled, defaultConfig.enabled);
  assert.equal(normalized.receiptDir, defaultConfig.receiptDir);
  assert.deepEqual(normalized.legalTerminalStates, defaultConfig.legalTerminalStates);
  assert.notEqual(normalized.legalTerminalStates, defaultConfig.legalTerminalStates);
  assert.equal(normalized.adapter.genericPreflight.enabled, true);
});

test('normalizes generic preflight adapter block label', () => {
  const normalized = normalizeContinuityConfig({
    adapter: {
      genericPreflight: {
        injectBlockLabel: '  CUSTOM_GENERIC_GATE  ',
      },
    },
  });

  assert.equal(normalized.adapter.genericPreflight.injectBlockLabel, 'CUSTOM_GENERIC_GATE');
});

test('rejects non-array legalTerminalStates', () => {
  const result = validateContinuityConfig({
    legalTerminalStates: 'waiting_user',
  });

  assert.equal(result.ok, false);
  assert.match(result.errors.join('\n'), /legalTerminalStates/);
  assert.match(result.errors.join('\n'), /array/i);
});

test('rejects invalid legalTerminalStates entry types', () => {
  const result = validateContinuityConfig({
    legalTerminalStates: ['waiting_user', 123],
  });

  assert.equal(result.ok, false);
  assert.match(result.errors.join('\n'), /legalTerminalStates\[1\]/);
  assert.match(result.errors.join('\n'), /string/i);
});

test('rejects empty receiptDir', () => {
  const result = validateContinuityConfig({
    receiptDir: '   ',
  });

  assert.equal(result.ok, false);
  assert.match(result.errors.join('\n'), /receiptDir/);
});

test('rejects malformed adapter.forceRecall shape', () => {
  const result = validateContinuityConfig({
    adapter: {
      forceRecall: false,
    },
  });

  assert.equal(result.ok, false);
  assert.match(result.errors.join('\n'), /adapter\.forceRecall/);
});

test('rejects malformed adapter.genericPreflight shape', () => {
  const result = validateContinuityConfig({
    adapter: {
      genericPreflight: false,
    },
  });

  assert.equal(result.ok, false);
  assert.match(result.errors.join('\n'), /adapter\.genericPreflight/);
});

test('rejects malformed adapter.forceRecall.enabled type', () => {
  const result = validateContinuityConfig({
    adapter: {
      forceRecall: {
        enabled: 'yes',
      },
    },
  });

  assert.equal(result.ok, false);
  assert.match(result.errors.join('\n'), /adapter\.forceRecall\.enabled/);
});

test('rejects malformed adapter.forceRecall.injectBlockLabel type', () => {
  const result = validateContinuityConfig({
    adapter: {
      forceRecall: {
        injectBlockLabel: 42,
      },
    },
  });

  assert.equal(result.ok, false);
  assert.match(result.errors.join('\n'), /injectBlockLabel/);
});

test('rejects malformed adapter.genericPreflight.enabled type', () => {
  const result = validateContinuityConfig({
    adapter: {
      genericPreflight: {
        enabled: 'yes',
      },
    },
  });

  assert.equal(result.ok, false);
  assert.match(result.errors.join('\n'), /adapter\.genericPreflight\.enabled/);
});

test('rejects malformed adapter.genericPreflight.injectBlockLabel type', () => {
  const result = validateContinuityConfig({
    adapter: {
      genericPreflight: {
        injectBlockLabel: 42,
      },
    },
  });

  assert.equal(result.ok, false);
  assert.match(result.errors.join('\n'), /adapter\.genericPreflight\.injectBlockLabel/);
});

test('rejects unknown top-level key', () => {
  const result = validateContinuityConfig({
    unexpected: true,
  });

  assert.equal(result.ok, false);
  assert.match(result.errors.join('\n'), /unknown/i);
  assert.match(result.errors.join('\n'), /unexpected/);
});

console.log('continuity.config.test.mjs PASS');