/**
 * ZCLAW Live Multi-Turn Dialogue E2E Test
 *
 * Uses REAL LLM API for 100+ round conversation.
 * Requires:
 *   - Dev server running at localhost:1420
 *   - Backend connected with valid API key
 *   - Real LLM provider configured
 *
 * Run: npx playwright test user-scenarios-live.spec.ts --headed
 *
 * The test simulates a toy factory owner's daily conversations.
 */

import { test, expect } from '@playwright/test';
import { storeInspectors, STORE_NAMES } from '../fixtures/store-inspectors';
import { skipOnboarding, waitForAppReady, navigateToTab } from '../utils/user-actions';

const BASE_URL = 'http://localhost:1420';
test.setTimeout(600000); // 10 minutes for live test

/** Helper: click send button */
async function clickSend(page: import('@playwright/test').Page) {
  const sendButton = page.getByRole('button', { name: '发送消息' }).or(
    page.locator('button.bg-orange-500').first()
  );
  await sendButton.first().click();
}

/** Helper: wait for streaming to complete */
async function waitForStreamComplete(page: import('@playwright/test').Page, timeout = 60000) {
  await page.waitForFunction(
    () => {
      const stored = localStorage.getItem('zclaw-chat-storage');
      if (!stored) return true;
      try {
        const state = JSON.parse(stored).state;
        return state.isStreaming === false;
      } catch {
        return true;
      }
    },
    { timeout }
  ).catch(() => {});
}

/**
 * 100+ round conversation plan — simulating a toy factory owner's day
 */
const CONVERSATION_PLAN = [
  // Phase 1: Greeting & introduction (rounds 1-10)
  { content: '你好，我是做玩具的，姓李', category: 'greeting' },
  { content: '我有一家小工厂在澄海', category: 'greeting' },
  { content: '做塑料玩具十几年了', category: 'greeting' },
  { content: '最近想了解一下AI能怎么帮我', category: 'greeting' },
  { content: '我们主要做出口，欧洲和北美', category: 'intro' },
  { content: '工人大概50个', category: 'intro' },
  { content: '年产值大概两三千万', category: 'intro' },
  { content: '你能不能帮我介绍一下你的能力？', category: 'intro' },
  { content: '听起来不错，那我们慢慢聊', category: 'greeting' },
  { content: '先帮我看看最近的ABS原料价格趋势', category: 'transition' },

  // Phase 2: Material price analysis (rounds 11-30)
  { content: 'ABS最近的走势怎么样？', category: 'material' },
  { content: '和国际油价有关系吗？', category: 'material' },
  { content: '苯乙烯的价格最近多少一吨？', category: 'material' },
  { content: '那现在14000一吨的ABS算便宜还是贵？', category: 'material' },
  { content: '我一般一个月用多少原料呢？大概50吨', category: 'material' },
  { content: '那算下来一个月原料成本大概70万？', category: 'material' },
  { content: '有没什么方法能降低原料成本？', category: 'material' },
  { content: '囤货的话风险大不大？', category: 'material' },
  { content: '我听说有些厂家用回料，你怎么看？', category: 'material' },
  { content: '出口欧洲的话，回料可以用吗？', category: 'material' },
  { content: 'EN71标准对材质有什么要求？', category: 'material' },
  { content: 'REACH呢？对塑料原料有限制吗？', category: 'material' },
  { content: '那食品级的ABS和非食品级差多少价格？', category: 'material' },
  { content: '澄海这边有好的ABS供应商推荐吗？', category: 'material' },
  { content: '中石化、台化和奇美的料哪个好？', category: 'material' },
  { content: '我之前一直用奇美的757，你觉得怎么样？', category: 'material' },
  { content: '有没有性价比更高的替代品？', category: 'material' },
  { content: '直接从厂家拿货和从经销商拿货差多少？', category: 'material' },
  { content: '付款方式一般是怎么样的？', category: 'material' },
  { content: '好的，原料这块我先了解了，谢谢你', category: 'transition' },

  // Phase 3: Supplier comparison (rounds 31-50)
  { content: '帮我对比一下几个主要供应商', category: 'supplier' },
  { content: '奇美、台化、镇海炼化各有什么优势？', category: 'supplier' },
  { content: '交期方面呢？', category: 'supplier' },
  { content: '售后服务哪个更好？', category: 'supplier' },
  { content: '我之前的供应商突然涨价了30%，合理吗？', category: 'supplier' },
  { content: '一般涨价多少算是正常范围？', category: 'supplier' },
  { content: '我应该怎么和供应商谈判？', category: 'supplier' },
  { content: '签长期合同有什么注意事项？', category: 'supplier' },
  { content: '保底价格和浮动价格哪种更好？', category: 'supplier' },
  { content: '如果我一次订100吨能拿什么折扣？', category: 'supplier' },
  { content: '物流费用怎么算？到澄海大概多少钱？', category: 'supplier' },
  { content: '期货和现货哪个划算？', category: 'supplier' },
  { content: '有没有供应商协会或者展会推荐？', category: 'supplier' },
  { content: '塑料交易网的信息准不准？', category: 'supplier' },
  { content: '好的，供应商这块我先做做功课', category: 'transition' },
  { content: '接下来我想聊聊产品设计', category: 'transition' },

  // Phase 4: Product design (rounds 51-70)
  { content: '今年流行什么类型的玩具？', category: 'design' },
  { content: '欧美市场喜欢什么风格？', category: 'design' },
  { content: '盲盒类的产品还有市场吗？', category: 'design' },
  { content: 'STEAM教育玩具前景怎么样？', category: 'design' },
  { content: '环保材质的玩具能卖贵一点吗？', category: 'design' },
  { content: '用PCR材料做玩具可行吗？', category: 'design' },
  { content: '设计版权怎么保护？', category: 'design' },
  { content: '我请一个自由设计师大概要多少钱？', category: 'design' },
  { content: '开模费用一般是多少？', category: 'design' },
  { content: '一个新产品从设计到量产大概要多久？', category: 'design' },
  { content: '小批量试产有什么好的方案？', category: 'design' },
  { content: '3D打印做原型靠谱吗？', category: 'design' },
  { content: '包装设计有什么要注意的？', category: 'design' },
  { content: '出口欧洲的包装有什么特殊要求？', category: 'design' },
  { content: 'CE认证好办吗？大概多少钱？', category: 'design' },
  { content: '认证周期多长？', category: 'design' },
  { content: '好的，产品设计这块很有收获', category: 'transition' },

  // Phase 5: Seasonal planning (rounds 71-90)
  { content: '马上要进入旺季了，怎么备货比较好？', category: 'planning' },
  { content: '圣诞节一般提前多久开始备货？', category: 'planning' },
  { content: '去年圣诞节的销售情况怎么样？', category: 'planning' },
  { content: '除了圣诞还有什么旺季？', category: 'planning' },
  { content: '万圣节的市场大不大？', category: 'planning' },
  { content: '夏天有什么好的品类？', category: 'planning' },
  { content: '库存管理有什么好的工具推荐？', category: 'planning' },
  { content: '安全库存怎么算？', category: 'planning' },
  { content: '我一般保持多少天的库存比较合适？', category: 'planning' },
  { content: '资金周转有什么好的建议？', category: 'planning' },
  { content: '银行贷款和供应商赊账哪个更好？', category: 'planning' },
  { content: '有什么补贴政策可以利用吗？', category: 'planning' },
  { content: '出口退税能退多少？', category: 'planning' },
  { content: '澄海政府对玩具有什么扶持政策？', category: 'planning' },
  { content: '参加广交会效果好还是香港玩具展好？', category: 'planning' },
  { content: '线上渠道有什么推荐？', category: 'planning' },
  { content: '亚马逊玩具类目竞争激烈吗？', category: 'planning' },
  { content: 'tiktok shop能卖玩具吗？', category: 'planning' },
  { content: '好的，备货和渠道我了解了', category: 'transition' },
  { content: '最后帮我总结一下今天聊的内容', category: 'summary' },

  // Phase 6: Mixed questions (rounds 91-110)
  { content: '对了，你还记得我在哪做玩具吗？', category: 'recall' },
  { content: '我主要用什么材料？', category: 'recall' },
  { content: '出口哪些市场？', category: 'recall' },
  { content: '好的，记忆力不错', category: 'recall' },
  { content: '有没有什么自动化的工具能帮我管理工厂？', category: 'general' },
  { content: 'ERP系统有什么推荐？', category: 'general' },
  { content: '小工厂用Excel够用吗？', category: 'general' },
  { content: '工人管理有什么好的方法？', category: 'general' },
  { content: '计件工资和计时工资哪个好？', category: 'general' },
  { content: '怎么减少废品率？', category: 'general' },
  { content: '品质管控有什么标准流程？', category: 'general' },
  { content: '出货前要做哪些检测？', category: 'general' },
  { content: '客户投诉怎么处理比较好？', category: 'general' },
  { content: '退货率控制在多少以内算正常？', category: 'general' },
  { content: '好的，今天收获很大，谢谢你的建议', category: 'closing' },
  { content: '下次我想聊聊怎么用AI帮我做市场调研', category: 'closing' },
  { content: '你有什么功能能帮我自动化做一些事情吗？', category: 'closing' },
  { content: '比如每天帮我查ABS价格？', category: 'closing' },
  { content: '能帮我整理供应商信息吗？', category: 'closing' },
  { content: '太好了，下次见！', category: 'closing' },
];

test.describe('Live Multi-Turn Dialogue (Real LLM)', () => {
  // Mark this test as slow
  test.slow();

  test('LIVE-01: 100+ round conversation with real LLM', async ({ page }) => {
    // No mock gateway — use real backend
    await skipOnboarding(page);
    await page.goto(BASE_URL);
    await waitForAppReady(page);

    // Clear previous messages
    await storeInspectors.clearStore(page, STORE_NAMES.CHAT);
    await page.waitForTimeout(1000);

    let successfulRounds = 0;
    let contextRecallPassed = false;
    const errors: string[] = [];

    for (let i = 0; i < CONVERSATION_PLAN.length; i++) {
      const { content, category } = CONVERSATION_PLAN[i];

      try {
        // Find and fill chat input
        const chatInput = page.locator('textarea').first();
        await chatInput.waitFor({ state: 'visible', timeout: 10000 });
        await chatInput.fill(content);
        await clickSend(page);

        // Wait for streaming to complete
        await waitForStreamComplete(page, 120000);
        await page.waitForTimeout(1000); // Small buffer

        successfulRounds++;

        // Check context recall at specific points
        if (category === 'recall' && content.includes('我在哪做玩具')) {
          // The response should mention 澄海
          const state = await storeInspectors.getChatState<{
            messages: Array<{ content: string; role: string }>;
          }>(page);
          const lastAssistantMsg = [...(state?.messages ?? [])]
            .reverse()
            .find(m => m.role === 'assistant');
          if (lastAssistantMsg?.content?.includes('澄海')) {
            contextRecallPassed = true;
          }
        }

        // Log progress every 10 rounds
        if ((i + 1) % 10 === 0) {
          console.log(`[Live Test] Completed ${i + 1}/${CONVERSATION_PLAN.length} rounds`);
          await page.screenshot({
            path: `test-results/screenshots/live-round-${i + 1}.png`,
          });
        }
      } catch (err) {
        errors.push(`Round ${i + 1} (${category}): ${err}`);
        // Try to recover
        await page.waitForTimeout(2000);
      }
    }

    // ═══ Assertions ═══

    // 1. Should complete most rounds
    expect(successfulRounds).toBeGreaterThanOrEqual(
      Math.floor(CONVERSATION_PLAN.length * 0.7)
    );

    // 2. Context recall should work
    if (successfulRounds > 80) {
      expect(contextRecallPassed).toBe(true);
    }

    // 3. Messages should be persisted
    const finalState = await storeInspectors.getChatState<{
      messages: Array<{ content: string; role: string }>;
    }>(page);
    const userMsgs = finalState?.messages?.filter(m => m.role === 'user') ?? [];
    expect(userMsgs.length).toBeGreaterThanOrEqual(
      Math.floor(CONVERSATION_PLAN.length * 0.5)
    );

    // 4. No console errors that crash the app
    const consoleErrors = await page.evaluate(() => {
      return (window as any).__consoleErrors ?? [];
    });
    expect(consoleErrors.length).toBeLessThan(5);

    // 5. App should still be responsive
    await expect(page.locator('textarea').first()).toBeVisible({ timeout: 5000 });

    // Report
    console.log(`\n═══ Live Test Report ═══`);
    console.log(`Successful rounds: ${successfulRounds}/${CONVERSATION_PLAN.length}`);
    console.log(`Context recall passed: ${contextRecallPassed}`);
    console.log(`Total messages in store: ${finalState?.messages?.length ?? 0}`);
    console.log(`Errors: ${errors.length}`);
    if (errors.length > 0) {
      console.log('Error details:', errors);
    }
    console.log(`════════════════════════\n`);
  });
});