import { Component, OnInit, ViewChild, ElementRef, AfterViewInit } from '@angular/core';
import { CommonModule } from '@angular/common';
import * as echarts from 'echarts';

@Component({
  selector: 'app-page-interview',
  standalone: true,
  imports: [CommonModule],
  templateUrl: './page-interview.html',
  styleUrl: './page-interview.scss'
})
export class PageInterview implements OnInit, AfterViewInit {
remainingTime = '04:32';
isAnalyzing = false;
showSubmitButton = false;
userAnswer = '';
// 在组件中定义Base64编码的SVG
avatarImages = {
  default: 'data:image/svg+xml;base64,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHZpZXdCb3g9IjAgMCAzNiAzNiI+PHBhdGggZmlsbD0iI0ZGQjkwMCIgZD0iTTM2IDE4YzAgOS45NDEtOC4wNTkgMTgtMTggMThTMCAyNy45NDEgMCAxOCA4LjA1OSAwIDE4IDBzMTggOC4wNTkgMTggMTgiLz48cGF0aCBmaWxsPSIjNjYyMjEyIiBkPSJNMTguODQ1IDEzLjE0OGMuMTM0LS4yNDYuMzU2LS4zNjkuNjU3LS4zNjkuMzA5IDAgLjUyOS4xMjMuNjY0LjM2OS4xMzYuMjQ1LjIwNC41NzkuMjA0IDEuMDAzIDAgLjQxNS0uMDY4Ljc0LS4yMDQuOTg1LS4xMzUuMjQ0LS4zNTUuMzY2LS42NjQuMzY2LS4zMDEgMC0uNTIzLS4xMjItLjY1Ny0uMzY2LS4xMzUtLjI0NS0uMjAyLS41Ny0uMjAyLS45ODUgMC0uNDI0LjA2Ny0uNzU4LjIwMi0xLjAwM3ptLTUuNDQ4IDBjLjEzNS0uMjQ2LjM1Ni0uMzY5LjY1OC0uMzY5LjMwOSAwIC41MjkuMTIzLjY2NC4zNjkuMTM2LjI0NS4yMDQuNTc5LjIwNCAxLjAwMyAwIC40MTUtLjA2OC43NC0uMjA0Ljk4NS0uMTM1LjI0NC0uMzU1LjM2Ni0uNjY0LjM2Ni0uMzAyIDAtLjUyMy0uMTIyLS42NTgtLjM2Ni0uMTM0LS4yNDUtLjIwMS0uNTctLjIwMS0uOTg1IDAtLjQyNC4wNjctLjc1OC4yMDEtMS4wMDN6Ii8+PHBhdGggZmlsbD0iIzY2MjIxMiIgZD0iTTE4IDIxLjUzYy0yLjc2NCAwLTQuOTUxLS40MTktNC45NTEtMS4wNTQgMC0uNjM1IDIuMTg3LTEuMDU0IDQuOTUxLTEuMDU0IDIuNzYzIDAgNC45NTEuNDE5IDQuOTUxIDEuMDU0IDAgLjYzNS0yLjE4OCAxLjA1NC00Ljk1MSAxLjA1NHptMC0yLjEwOGMtMy4wMTcgMC01LjQ1MS0uNDk0LTUuNDUxLTEuMDU0czIuNDM0LTEuMDU0IDUuNDUxLTEuMDU0YzMuMDE4IDAgNS40NTEuNDk0IDUuNDUxIDEuMDU0cy0yLjQzMyAxLjA1NC01LjQ1MSAxLjA1NHoiLz48L3N2Zz4=',
  speaking: 'data:image/svg+xml;base64,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',
  // 其他表情...
};
  // 问题相关
  questions = [
    "欢迎参加本次AI面试,我是您的面试官AI助手。",
    "首先，请简单介绍一下您自己。",
    "您在过去工作中遇到的最大技术挑战是什么？您是如何解决的？",
    "请描述一个您与团队意见不合时，您是如何处理的案例。"
  ];
  currentQuestionIndex = 0;
  currentQuestion = this.questions[0];
  showQuestionCard = false;
  progress = 30;
  
  // 对话相关
  messages: {sender: 'ai' | 'user', text: string}[] = [];
  
  // 语音相关
  isListening = false;
  isSpeaking = false;
  
  // 头像和表情相关
  avatarImage = "https://cdn.jsdelivr.net/gh/twitter/twemoji@14.0.2/assets/svg/1f913.svg";
  expressionText = "正在聆听您的回答...";
  
  // 仪表盘相关
  showRadarChart = false;
  metrics = {
    expressiveness: 82,
    professionalism: 65,
    relevance: 73
  };
  
  // 预设回答
  presetAnswers = [
    "我是张伟,有5年Java开发经验,擅长分布式系统设计。",
    "我们曾遇到高并发下的数据库瓶颈,我通过引入Redis缓存和分库分表解决了问题。",
    "有一次在技术方案选择上，我通过数据对比和原型验证说服了团队采用我的方案。"
  ];
  
  @ViewChild('dialogContainer') dialogContainer!: ElementRef;
  private radarChart: any;

  ngOnInit(): void {
    this.initConversation();
    this.startProgressTimer();
  }
  
  ngAfterViewInit(): void {
    // 初始化雷达图
    this.initRadarChart();
  }
  
  // 初始化对话
  initConversation(): void {
    this.addAIMessage(this.questions[0]);
    setTimeout(() => {
      this.askQuestion(1);
    }, 1500);
  }
  
  // 提问问题
  askQuestion(index: number): void {
    if (index >= this.questions.length) return;
    
    this.currentQuestionIndex = index;
    this.currentQuestion = this.questions[index];
    
    // 添加到对话框
    this.addAIMessage(this.currentQuestion);
    
    // 更新头像状态
    this.avatarImage = "https://cdn.jsdelivr.net/gh/twitter/twemoji@14.0.2/assets/svg/1f4ac.svg";
    this.expressionText = "等待您的回答...";
  }
  
  // 添加AI消息
  addAIMessage(text: string): void {
    this.messages.push({
      sender: 'ai',
      text: text
    });
    
    // 滚动到底部
    setTimeout(() => {
      this.dialogContainer.nativeElement.scrollTop = this.dialogContainer.nativeElement.scrollHeight;
    }, 0);
    
    // 自动语音播报
    this.speakText(text);
  }
  
  // 添加用户消息
  addUserMessage(text: string): void {
    this.messages.push({
      sender: 'user',
      text: text
    });
    
    // 滚动到底部
    setTimeout(() => {
      this.dialogContainer.nativeElement.scrollTop = this.dialogContainer.nativeElement.scrollHeight;
    }, 0);
  }
  
  // 语音播报
  speakText(text: string): void {
    if (this.isSpeaking) return;
    
    this.isSpeaking = true;
    this.avatarImage = "https://cdn.jsdelivr.net/gh/twitter/twemoji@14.0.2/assets/svg/1f5e3.svg";
    this.expressionText = "正在播报问题...";
    
    // 使用Web Speech API
    const utterance = new SpeechSynthesisUtterance(text);
    utterance.lang = 'zh-CN';
    utterance.rate = 0.9;
    utterance.pitch = 1;
    
    utterance.onend = () => {
      this.isSpeaking = false;
      this.avatarImage = "https://cdn.jsdelivr.net/gh/twitter/twemoji@14.0.2/assets/svg/1f4ac.svg";
      this.expressionText = "等待您的回答...";
    };
    
    speechSynthesis.speak(utterance);
  }
  
  // 开始语音输入
  startVoiceInput(): void {
    this.isListening = true;
    this.expressionText = "正在聆听您的回答...";
    console.log('语音输入开始');
  }
  
  // 停止语音输入
  stopVoiceInput(): void {
    this.isListening = false;
    
    // 模拟语音识别结果
    this.userAnswer = this.presetAnswers[this.currentQuestionIndex - 1] || "这是我的回答...";
    this.showSubmitButton = true; // 显示提交按钮
    
    // 不再自动提交，等待用户点击
    this.avatarImage = this.avatarImages.default;
    this.expressionText = "请确认您的回答";
  }
  submitAnswer(): void {
    this.showSubmitButton = false;
    this.addUserMessage(this.userAnswer);
    
    // 开始分析
    this.isAnalyzing = true;
    this.avatarImage = this.avatarImages.default;
    this.expressionText = "正在分析您的回答...";
    
    // 模拟分析过程 (2秒)
    setTimeout(() => {
      this.isAnalyzing = false;
      
      // 问下一题或结束
      if (this.currentQuestionIndex < this.questions.length - 1) {
        this.askQuestion(this.currentQuestionIndex + 1);
      } else {
        this.addAIMessage("感谢您的回答，面试即将结束，正在生成最终报告...");
        this.avatarImage = this.avatarImages.speaking;
        this.expressionText = "生成最终评估中...";
      }
    }, 2000);
  }
  
  // 播放问题
  playQuestion(): void {
    if (!this.isSpeaking) {
      this.speakText(this.questions[this.currentQuestionIndex]);
    }
  }
  
  // 切换雷达图
  toggleRadarChart(): void {
    this.showRadarChart = !this.showRadarChart;
    if (this.showRadarChart) {
      setTimeout(() => {
        this.initRadarChart();
      }, 0);
    }
  }
  
  // 初始化雷达图
  initRadarChart(): void {
    if (!this.showRadarChart) return;
    
    const chartDom = document.getElementById('radarChart');
    if (!chartDom) return;
    
    if (this.radarChart) {
      this.radarChart.dispose();
    }
    
    this.radarChart = echarts.init(chartDom);
    
    const option = {
      backgroundColor: 'transparent',
      tooltip: {},
      radar: {
        shape: 'circle',
        indicator: [
          { name: '表达能力', max: 100 },
          { name: '专业深度', max: 100 },
          { name: '岗位匹配', max: 100 },
          { name: '应变能力', max: 100 },
          { name: '沟通技巧', max: 100 },
          { name: '知识广度', max: 100 }
        ],
        radius: '65%',
        axisName: {
          color: '#4A5568'
        },
        splitArea: {
          areaStyle: {
            color: ['rgba(42, 92, 170, 0.1)']
          }
        },
        axisLine: {
          lineStyle: {
            color: 'rgba(42, 92, 170, 0.3)'
          }
        },
        splitLine: {
          lineStyle: {
            color: 'rgba(42, 92, 170, 0.3)'
          }
        }
      },
      series: [{
        type: 'radar',
        data: [
          {
            value: [82, 65, 73, 68, 75, 60],
            name: '当前表现',
            areaStyle: {
              color: 'rgba(42, 92, 170, 0.4)'
            },
            lineStyle: {
              width: 2,
              color: 'rgba(42, 92, 170, 0.8)'
            },
            itemStyle: {
              color: '#2A5CAA'
            }
          },
          {
            value: [70, 80, 85, 75, 65, 70],
            name: '岗位要求',
            areaStyle: {
              color: 'rgba(255, 107, 53, 0.2)'
            },
            lineStyle: {
              width: 2,
              color: 'rgba(255, 107, 53, 0.8)'
            },
            itemStyle: {
              color: '#FF6B35'
            }
          }
        ]
      }]
    };
    
    this.radarChart.setOption(option);
    
    // 响应式调整
    window.addEventListener('resize', () => {
      this.radarChart?.resize();
    });
  }
  
  // 进度条计时器
  startProgressTimer(): void {
    setInterval(() => {
      this.progress = Math.min(this.progress + 10, 100);
    }, 5000);
  }
}