import assert from 'node:assert/strict';
import test from 'node:test';
import {
  createWechatScheduleLlmConfigService,
  wechatScheduleLlmConfigInternals,
} from './wechat-schedule-llm-config.mjs';

function createPool(seedRow = null) {
  const state = { row: seedRow };
  return {
    async query(sql, params) {
      if (sql.includes('CREATE TABLE')) return [[], []];
      if (sql.includes('SELECT config_json')) {
        return [state.row ? [state.row] : [], []];
      }
      if (sql.includes('INSERT INTO h5_wechat_admin_config')) {
        state.row = {
          config_json: params[1],
          updated_by: params[2],
          updated_at: params[3],
        };
        return [[], []];
      }
      throw new Error(`Unexpected query: ${sql}`);
    },
  };
}

test('wechat schedule llm config service falls back to env defaults', async () => {
  const service = createWechatScheduleLlmConfigService(createPool(), {
    env: { H5_WECHAT_SCHEDULE_LLM_ENABLED: '1' },
  });
  const result = await service.getConfig();
  assert.equal(result.scheduleLlmEnabled, true);
  assert.equal(result.updatedAt, null);
});

test('wechat schedule llm config service persists admin toggle', async () => {
  const service = createWechatScheduleLlmConfigService(createPool(), {
    env: { H5_WECHAT_SCHEDULE_LLM_ENABLED: '0' },
  });
  const updated = await service.updateConfig({ scheduleLlmEnabled: true }, { updatedBy: 'admin-1' });
  assert.equal(updated.scheduleLlmEnabled, true);
  assert.equal(updated.updatedBy, 'admin-1');
  assert.equal(await service.isScheduleLlmEnabled(), true);
});

test('wechat schedule llm config internals normalize booleans consistently', () => {
  assert.equal(wechatScheduleLlmConfigInternals.normalizeBoolean('1', false), true);
  assert.equal(wechatScheduleLlmConfigInternals.normalizeBoolean('off', true), false);
  assert.equal(
    wechatScheduleLlmConfigInternals.defaultsFromEnv({
      H5_WECHAT_SCHEDULE_LLM_ENABLED: 'true',
    }).scheduleLlmEnabled,
    true,
  );
});