#!/usr/bin/env node
/**
 * Local Goal Run MVP verify (no 103 / no production).
 * - Service-layer lifecycle against local MySQL when configured
 * - Optional HTTP smoke when local Portal is already running
 *
 * Usage:
 *   GOAL_RUN_ENABLED=1 GOAL_RUN_CANARY_USER_IDS=<uuid> node scripts/verify-goal-run-local.mjs
 */
import crypto from 'node:crypto';
import { loadH5Environment } from './load-env.mjs';
import { createDbPool, isDatabaseConfigured } from '../db.mjs';
import { createGoalRunService } from '../goal-run-service.mjs';
import { isGoalRunEnabledForUser } from '../goal-run-intent.mjs';
import { resolveCanaryVerifyUser } from './goal-run-verify-lib.mjs';

function envFlag(value, fallback = false) {
  const raw = String(value ?? '').trim().toLowerCase();
  if (!raw) return fallback;
  return ['1', 'true', 'yes', 'on'].includes(raw);
}

loadH5Environment(import.meta.dirname);

const PORTAL = `http://127.0.0.1:${process.env.H5_PORT ?? 8081}`;
const USERNAME = process.env.VERIFY_GOAL_RUN_USER ?? process.env.VERIFY_LLM_ROUTER_USER ?? 'john2';
const PASSWORD = process.env.JOHN_PASSWORD ?? process.env.H5_ACCESS_PASSWORD ?? '888888';

function pass(label, detail = '') {
  console.log(`PASS  ${label}${detail ? `: ${detail}` : ''}`);
}

function fail(label, detail = '') {
  console.error(`FAIL  ${label}${detail ? `: ${detail}` : ''}`);
  process.exitCode = 1;
}

async function resolveVerifyUserId(pool) {
  const verifyUser = await resolveCanaryVerifyUser(pool, { usernameFallback: USERNAME });
  return verifyUser?.userId ?? null;
}

async function verifyServiceLifecycle(pool, userId) {
  const service = createGoalRunService({ pool });
  await service.ensureSchema();

  const goal = await service.createGoalRun({
    userId,
    title: `[verify] Goal Run ${new Date().toISOString()}`,
    intentSummary: '本地 verify：分阶段完成 smoke 任务',
    sourceChannel: 'api',
    checkpoints: [
      { title: '调研', description: '收集信息' },
      { title: '输出', description: '形成草案' },
    ],
  });
  if (!goal?.id || !goal.checkpoints?.length) {
    fail('service.createGoalRun', 'missing goal or checkpoints');
    return null;
  }
  pass('service.createGoalRun', goal.id);

  const started = await service.startNextCheckpoint({
    userId,
    goalRunId: goal.id,
    agentRunId: null,
  });
  if (!started?.checkpointId) {
    fail('service.startNextCheckpoint', 'missing checkpoint');
    return goal;
  }
  pass('service.startNextCheckpoint', started.checkpointId);

  const runId = crypto.randomUUID();
  const now = Date.now();
  await pool.query(
    `INSERT INTO h5_agent_runs
      (id, user_id, agent_session_id, goal_run_id, goal_checkpoint_id, request_id,
       status, attempts, user_message_json, created_at, updated_at, completed_at)
     VALUES (?, ?, NULL, ?, ?, ?, 'succeeded', 1, '{}', ?, ?, ?)`,
    [runId, userId, goal.id, started.checkpointId, `verify-goal-${now}`, now, now, now],
  );
  await service.attachAgentRunToCheckpoint({
    checkpointId: started.checkpointId,
    agentRunId: runId,
  });

  const completed = await service.onAgentRunCompleted({
    agentRunId: runId,
    status: 'succeeded',
    outputSummary: 'verify smoke completed',
  });
  if (!completed?.handled) {
    fail('service.onAgentRunCompleted', completed?.reason ?? 'not handled');
    return goal;
  }
  pass('service.onAgentRunCompleted', completed.goalCompleted
    ? 'goal completed'
    : completed.awaitingApproval
      ? 'awaiting approval'
      : 'checkpoint advanced');

  if (goal.checkpoints.length > 1 && completed.goalCompleted) {
    fail('service.multiCheckpoint', 'expected goal to stay open until final checkpoint');
    return goal;
  }
  if (goal.checkpoints.length > 1 && completed.awaitingApproval) {
    const firstCheckpoint = goal.checkpoints[0];
    const approved = await service.approveCheckpoint({
      userId,
      goalRunId: goal.id,
      checkpointId: firstCheckpoint.id,
      feedback: 'verify-local approve',
    });
    pass('service.approveCheckpoint', approved.status);
    const resumed = await service.startNextCheckpoint({ userId, goalRunId: goal.id });
    pass('service.resumeNextCheckpoint', resumed.checkpointId);
  } else if (goal.checkpoints.length > 1 && completed.nextCheckpointId) {
    pass('service.multiCheckpoint', `next=${completed.nextCheckpointId}`);
    const resumed = await service.startNextCheckpoint({
      userId,
      goalRunId: goal.id,
    });
    pass('service.resumeNextCheckpoint', resumed.checkpointId);
  }

  const finalGoal = await service.getGoalRun({ userId, goalRunId: goal.id });
  if (!finalGoal) {
    fail('service.getGoalRun', 'missing after completion');
    return goal;
  }
  pass('service.getGoalRun', `status=${finalGoal.status}`);

  await pool.query('DELETE FROM h5_agent_runs WHERE id = ?', [runId]);
  await pool.query('DELETE FROM h5_goal_runs WHERE id = ?', [goal.id]);
  pass('service.cleanup', 'removed verify goal/run');
  return goal;
}

async function loginForHttp(pool) {
  const verifyUser = await resolveCanaryVerifyUser(pool, { usernameFallback: USERNAME });
  if (!verifyUser) return null;
  const { createUserAuth } = await import('../user-auth.mjs');
  const auth = createUserAuth(pool);
  const result = await auth.login({
    username: verifyUser.username,
    password: PASSWORD,
    ip: '127.0.0.1',
  });
  if (!result.ok) return null;
  return result.token;
}

async function verifyHttpApi(token, userId) {
  try {
    const health = await fetch(`${PORTAL}/api/goals`, {
      headers: { Cookie: `tkmind_user_session=${token}` },
      signal: AbortSignal.timeout(3000),
    });
    if (health.status === 503) {
      console.log('SKIP  http.api (Goal Run disabled in running server env)');
      return;
    }
    if (health.status === 403) {
      console.log('SKIP  http.api (running server has Goal Run disabled or canary mismatch — restart pnpm dev after setting GOAL_RUN_* in .env)');
      return;
    }
    if (!health.ok) {
      fail('http.api.list', `GET /api/goals -> ${health.status}`);
      return;
    }
    pass('http.api.list', `${health.status}`);

    const createRes = await fetch(`${PORTAL}/api/goals`, {
      method: 'POST',
      headers: {
        'Content-Type': 'application/json',
        Cookie: `tkmind_user_session=${token}`,
      },
      body: JSON.stringify({
        title: `[verify-http] ${Date.now()}`,
        intentSummary: 'HTTP verify goal',
      }),
    });
    const createBody = await createRes.json().catch(() => ({}));
    if (!createRes.ok) {
      fail('http.api.create', `${createRes.status} ${JSON.stringify(createBody)}`);
      return;
    }
    pass('http.api.create', createBody.goal?.id ?? 'ok');
  } catch (err) {
    console.log(`SKIP  http.api (${err instanceof Error ? err.message : err})`);
  }
}

async function main() {
  if (!envFlag(process.env.GOAL_RUN_ENABLED, false)) {
    fail('env', 'set GOAL_RUN_ENABLED=1 before verify');
    return;
  }
  if (!String(process.env.GOAL_RUN_CANARY_USER_IDS ?? '').trim()) {
    fail('env', 'set GOAL_RUN_CANARY_USER_IDS before verify');
    return;
  }
  pass('env', 'Goal Run feature flag enabled');

  if (!isDatabaseConfigured()) {
    fail('database', 'local MySQL not configured');
    return;
  }

  const pool = createDbPool();
  try {
    const userId = await resolveVerifyUserId(pool);
    if (!userId) {
      fail('user', `cannot resolve verify user (${USERNAME})`);
      return;
    }
    if (!isGoalRunEnabledForUser(userId, process.env)) {
      fail('canary', `user ${userId} not in GOAL_RUN_CANARY_USER_IDS`);
      return;
    }
    pass('canary', userId);

    await verifyServiceLifecycle(pool, userId);

    const token = await loginForHttp(pool);
    if (token) {
      await verifyHttpApi(token, userId);
    } else {
      console.log('SKIP  http.api (login failed)');
    }
  } finally {
    await pool.end?.().catch(() => {});
  }

  if (process.exitCode) {
    console.error('\nGoal Run local verify failed.');
  } else {
    console.log('\nGoal Run local verify passed.');
  }
}

main().catch((err) => {
  fail('fatal', err instanceof Error ? err.message : String(err));
});