微信小程序生态深度解析：从流量到变现的商业逻辑

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// 小程序数据分析系统
const MiniProgramAnalytics = {
  // 核心指标
  coreMetrics: {
    // 2024年微信小程序数据
    dau: 7.0, // 亿
    maa: 7.8, // 亿
    totalApps: 7000000, // 700万
    dailyLaunch: 45000000000, // 450亿次
    avgSessionDuration: 12.5, // 分钟
    userRetention: {
      day1: 0.25,
      day7: 0.15,
      day30: 0.08
    }
  },

  // 行业分布
  industryDistribution: {
    '电商': 0.32,
    '工具': 0.18,
    '生活服务': 0.15,
    '教育': 0.12,
    '娱乐': 0.10,
    '内容': 0.08,
    '其他': 0.05
  },

  // 商业化程度
  monetizationMetrics: {
    '广告收入': 1800, // 亿元/年
    '电商交易': 8000, // 亿元/年
    '付费用户': 2.3, // 亿
    'arppu': 180, // 元
    '转化率': 0.045 // 4.5%
  }
}

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// 微信小程序生态架构图
const EcosystemArchitecture = {
  layers: {
    // 基础层
    'platform': {
      'wechat': '主平台',
      '企业微信': 'B端平台',
      '视频号': '内容平台',
      '微信支付': '支付平台'
    },

    // 连接层
    'connections': {
      'social': '社交关系链',
      'payment': '支付闭环',
      'content': '内容分发',
      'service': '服务生态'
    },

    // 应用层
    'applications': {
      'official': '官方小程序',
      'thirdParty': '第三方小程序',
      'enterprise': '企业服务小程序',
      'personal': '个人开发小程序'
    },

    // 商业层
    'business': {
      'advertising': '广告系统',
      'transaction': '交易系统',
      'membership': '会员体系',
      'data': '数据服务'
    }
  }
}

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// 社交裂变系统
class SocialFissionSystem {
  constructor() {
    this.shareConfig = {
      // 分享层级
      levels: [
        { level: 1, reward: 50, multiplier: 1 },
        { level: 2, reward: 30, multiplier: 0.8 },
        { level: 3, reward: 20, multiplier: 0.6 },
        { level: 4, reward: 10, multiplier: 0.4 },
        { level: 5, reward: 5, multiplier: 0.2 }
      ],

      // 裂变系数
      viralCoefficient: 1.2,

      // 转化率
      conversionRate: 0.15,

      // 分享率
      shareRate: 0.08
    };
  }

  // 生成分享内容
  generateShareContent(type, userData) {
    const templates = {
      'product': {
        title: `${userData.productName} - 超值好物！`,
        desc: `我发现了${userData.productName}，${userData.discount}折优惠，快来一起购买！`,
        imageUrl: userData.productImage,
        path: `/pages/product/detail?id=${userData.productId}&shareId=${userData.userId}`
      },

      'invite': {
        title: '邀请你加入我们',
        desc: `点击加入，新人专享${userData.newUserReward}元大礼包！`,
        imageUrl: userData.inviteImage,
        path: `/pages/index?inviter=${userData.inviterId}&scene=invite`
      },

      'achievement': {
        title: '我在${userData.appName}获得了${userData.achievement}！',
        desc: `快来挑战${userData.achievement}，看看你能达到什么水平！`,
        imageUrl: userData.achievementImage,
        path: `/pages/game/achievement?userId=${userData.userId}`
      }
    };

    return templates[type] || templates['invite'];
  }

  // 处理分享回调
  handleShare(shareData) {
    return new Promise((resolve, reject) => {
      // 记录分享行为
      this.recordShareAction(shareData)
        .then(() => {
          // 生成分享奖励
          return this.generateShareReward(shareData);
        })
        .then(reward => {
          resolve({
            success: true,
            reward: reward,
            message: '分享成功，获得奖励！'
          });
        })
        .catch(error => {
          reject({
            success: false,
            error: error.message
          });
        });
    });
  }

  // 记录分享动作
  async recordShareAction(shareData) {
    const response = await wx.request({
      url: '/api/share/record',
      method: 'POST',
      data: {
        userId: shareData.userId,
        shareType: shareData.type,
        shareTime: Date.now(),
        shareContent: shareData.content
      }
    });

    return response.data;
  }

  // 生成分享奖励
  async generateShareReward(shareData) {
    const baseReward = this.shareConfig.levels[0].reward;
    const userLevel = await this.getUserShareLevel(shareData.userId);
    const levelConfig = this.shareConfig.levels[userLevel] || this.shareConfig.levels[4];

    const reward = {
      type: 'points',
      amount: Math.floor(baseReward * levelConfig.multiplier),
      description: `分享奖励 Lv.${userLevel}`
    };

    // 发放奖励
    await this.issueReward(shareData.userId, reward);

    return reward;
  }

  // 裂变效果分析
  analyzeFission(campaignId) {
    return new Promise(async (resolve) => {
      const response = await wx.request({
        url: '/api/analyze/fission',
        method: 'GET',
        data: { campaignId }
      });

      const data = response.data;

      // 计算关键指标
      const analysis = {
        totalUsers: data.totalUsers,
        sharedUsers: data.sharedUsers,
        newUsers: data.newUsers,
        viralCoefficient: this.calculateViralCoefficient(data),
        shareRate: data.sharedUsers / data.totalUsers,
        conversionRate: data.newUsers / data.sharedUsers,
        costPerAcquisition: data.totalCost / data.newUsers,
        roi: (data.newUsersRevenue - data.totalCost) / data.totalCost
      };

      resolve(analysis);
    });
  }

  // 计算病毒系数
  calculateViralCoefficient(data) {
    // K = i × conv × c
    const i = data.avgInvitesPerShare; // 每次分享带来的邀请数
    const conv = data.inviteConversionRate; // 邀请转化率
    const c = data.shareRate; // 分享率

    return i * conv * c;
  }
}

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// 内容营销系统
class ContentMarketingSystem {
  constructor() {
    this.contentTypes = {
      'article': '图文内容',
      'video': '视频内容',
      'audio': '音频内容',
      'live': '直播内容',
      'interactive': '互动内容'
    };

    this.contentMetrics = {
      views: 0,
      shares: 0,
      likes: 0,
      comments: 0,
      conversions: 0,
      revenue: 0
    };
  }

  // 创建内容营销活动
  createMarketingCampaign(config) {
    return {
      id: this.generateCampaignId(),
      name: config.name,
      type: config.type, // 'video', 'article', 'live', 'interactive'
      theme: config.theme,
      duration: config.duration, // 活动持续时间（天）
      budget: config.budget,
      targetAudience: config.targetAudience,
      contentPlan: this.generateContentPlan(config),
      distributionPlan: this.generateDistributionPlan(config),
      kpi: config.kpi || {
        views: 100000,
        shares: 5000,
        conversions: 1000,
        revenue: 50000
      }
    };
  }

  // 生成内容计划
  generateContentPlan(config) {
    const plan = [];

    switch (config.type) {
      case 'video':
        plan.push(
          { type: 'preview', title: '预告视频', duration: 15 },
          { type: 'main', title: '主内容', duration: 300 },
          { type: 'behind', title: '幕后花絮', duration: 60 },
          { type: 'tutorial', title: '使用教程', duration: 120 }
        );
        break;

      case 'article':
        plan.push(
          { type: 'headline', title: '标题文案', length: 50 },
          { type: 'summary', title: '内容摘要', length: 200 },
          { type: 'content', title: '正文内容', length: 3000 },
          { type: 'cta', title: '行动号召', length: 100 }
        );
        break;

      case 'live':
        plan.push(
          { type: 'announcement', title: '开播公告', time: '3天前' },
          { type: 'warmup', title: '预热互动', time: '30分钟前' },
          { type: 'main', title: '直播内容', duration: 7200 },
          { type: 'replay', title: '精彩回放', time: '2小时后' }
        );
        break;
    }

    return plan;
  }

  // 生成分发计划
  generateDistributionPlan(config) {
    return {
      channels: [
        {
          name: '朋友圈',
          strategy: 'user_generated_content',
          frequency: 'daily',
          budget: 0.3
        },
        {
          name: '微信群',
          strategy: 'community_sharing',
          frequency: 'weekly',
          budget: 0.2
        },
        {
          name: '公众号',
          strategy: 'content_promotion',
          frequency: 'weekly',
          budget: 0.2
        },
        {
          name: '视频号',
          strategy: 'video_distribution',
          frequency: 'daily',
          budget: 0.2
        },
        {
          name: '小程序跳转',
          strategy: 'direct_traffic',
          frequency: 'always',
          budget: 0.1
        }
      ],
      timeline: this.generateTimeline(config.duration)
    };
  }

  // 生成时间线
  generateTimeline(duration) {
    const timeline = [];
    const phases = [
      { name: '预热期', duration: Math.floor(duration * 0.2), activities: ['预告发布', '话题营造', 'KOL合作'] },
      { name: '爆发期', duration: Math.floor(duration * 0.3), activities: ['内容发布', '互动活动', '推广投放'] },
      { name: '稳定期', duration: Math.floor(duration * 0.3), activities: ['持续更新', '用户生成', '二次传播'] },
      { name: '收尾期', duration: Math.floor(duration * 0.2), activities: ['总结回顾', '用户反馈', '效果评估'] }
    ];

    let currentDate = 0;
    phases.forEach(phase => {
      timeline.push({
        phase: phase.name,
        startDate: currentDate + 1,
        endDate: currentDate + phase.duration,
        activities: phase.activities
      });
      currentDate += phase.duration;
    });

    return timeline;
  }

  // 内容效果追踪
  trackContentEffect(contentId, metrics) {
    return new Promise(async (resolve) => {
      // 记录内容效果
      await wx.request({
        url: '/api/content/track',
        method: 'POST',
        data: {
          contentId,
          timestamp: Date.now(),
          metrics: {
            views: metrics.views || 0,
            shares: metrics.shares || 0,
            likes: metrics.likes || 0,
            comments: metrics.comments || 0,
            conversions: metrics.conversions || 0,
            revenue: metrics.revenue || 0
          }
        }
      });

      // 更新全局指标
      this.updateGlobalMetrics(metrics);

      resolve({
        success: true,
        message: '内容效果已记录'
      });
    });
  }

  // 内容优化建议
  getContentOptimization(contentId) {
    return new Promise(async (resolve) => {
      const response = await wx.request({
        url: '/api/content/analyze',
        method: 'GET',
        data: { contentId }
      });

      const data = response.data;
      const suggestions = [];

      // 基于数据分析生成优化建议
      if (data.engagementRate < 0.02) {
        suggestions.push({
          type: 'engagement',
          message: '用户参与度偏低，建议增加互动元素',
          actions: ['添加问答环节', '设置投票功能', '鼓励用户评论']
        });
      }

      if (data.shareRate < 0.01) {
        suggestions.push({
          type: 'share',
          message: '分享率偏低，需要优化分享激励',
          actions: ['增加分享奖励', '优化分享文案', '制作分享海报']
        });
      }

      if (data.conversionRate < 0.005) {
        suggestions.push({
          type: 'conversion',
          message: '转化率偏低，需要优化转化路径',
          actions: ['简化购买流程', '增加限时优惠', '优化产品展示']
        });
      }

      resolve({
        currentMetrics: data,
        suggestions: suggestions,
        actionPlan: this.generateActionPlan(suggestions)
      });
    });
  }

  // 生成行动计划
  generateActionPlan(suggestions) {
    const plan = {
      immediate: [],
      shortTerm: [],
      longTerm: []
    };

    suggestions.forEach(suggestion => {
      if (suggestion.type === 'engagement') {
        plan.immediate.push(...suggestion.actions);
      } else if (suggestion.type === 'share') {
        plan.shortTerm.push(...suggestion.actions);
      } else if (suggestion.type === 'conversion') {
        plan.longTerm.push(...suggestion.actions);
      }
    });

    return plan;
  }
}

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// 小程序电商系统
class MiniProgramEcommerce {
  constructor() {
    this.productCategories = [
      'digital',    // 数字产品
      'physical',   // 实物商品
      'service',    // 服务类
      'subscription' // 订阅制
    ];

    this.salesMetrics = {
      gmv: 0,              // GMV（商品交易总额）
      orders: 0,            // 订单数
      conversionRate: 0,    // 转化率
      averageOrderValue: 0, // 平均客单价
      repeatPurchaseRate: 0  // 复购率
    };
  }

  // 商品管理
  createProduct(productData) {
    return {
      id: this.generateProductId(),
      name: productData.name,
      description: productData.description,
      category: productData.category,
      price: productData.price,
      originalPrice: productData.originalPrice,
      images: productData.images,
      specifications: productData.specifications || [],
      inventory: productData.inventory,
      tags: productData.tags || [],
      status: 'active',
      createdAt: Date.now(),
      salesCount: 0,
      rating: 0,
      reviews: []
    };
  }

  // 订单处理
  async createOrder(orderData) {
    const order = {
      id: this.generateOrderId(),
      userId: orderData.userId,
      products: orderData.products,
      totalAmount: this.calculateTotalAmount(orderData.products),
      shippingAddress: orderData.shippingAddress,
      paymentMethod: orderData.paymentMethod,
      status: 'pending',
      createdAt: Date.now(),
      estimatedDelivery: this.estimateDeliveryDate()
    };

    // 扣减库存
    await this.updateInventory(order.products, -1);

    // 创建支付订单
    const paymentResult = await this.createPayment(order);

    if (paymentResult.success) {
      order.status = 'paid';
      order.paidAt = Date.now();

      // 发送通知
      await this.sendOrderNotification(order);

      // 更新销售指标
      this.updateSalesMetrics(order);
    }

    return order;
  }

  // 营销活动管理
  createPromotion(promotionData) {
    return {
      id: this.generatePromotionId(),
      name: promotionData.name,
      type: promotionData.type, // 'discount', 'flash_sale', 'group_buy', 'bundle'
      rules: promotionData.rules,
      products: promotionData.products,
      startTime: promotionData.startTime,
      endTime: promotionData.endTime,
      status: 'draft',
      createdAt: Date.now()
    };
  }

  // 限时抢购活动
  createFlashSale(flashSaleData) {
    const promotion = this.createPromotion({
      name: flashSaleData.name,
      type: 'flash_sale',
      rules: {
        discount: flashSaleData.discount,
        limitedQuantity: flashSaleData.quantity,
        userLimit: flashSaleData.userLimit || 1,
        timeLimit: flashSaleData.duration || 1800 // 30分钟
      },
      products: flashSaleData.products,
      startTime: flashSaleData.startTime,
      endTime: new Date(flashSaleData.startTime.getTime() + flashSaleData.duration * 1000)
    });

    return {
      promotion,
      currentState: {
        status: 'upcoming',
        startTime: flashSaleData.startTime,
        endTime: promotion.endTime,
        remainingStock: flashSaleData.quantity,
        participantCount: 0,
        countdownTimer: this.createCountdownTimer(flashSaleData.startTime, flashSaleData.duration)
      }
    };
  }

  // 拼团功能
  async createGroupBuy(productData) {
    const groupBuy = {
      id: this.generateGroupBuyId(),
      productId: productData.productId,
      requiredParticipants: productData.requiredParticipants || 3,
      maxParticipants: productData.maxParticipants || 5,
      groupPrice: productData.groupPrice,
      regularPrice: productData.regularPrice,
      duration: productData.duration || 86400000, // 24小时
      status: 'recruiting',
      creatorId: productData.creatorId,
      participants: [productData.creatorId],
      createdAt: Date.now(),
      expiresAt: Date.now() + (productData.duration || 86400000)
    };

    // 设置定时器检查拼团状态
    this.setGroupBuyTimer(groupBuy);

    return groupBuy;
  }

  // 加入拼团
  async joinGroupBuy(groupBuyId, userId) {
    const groupBuy = await this.getGroupBuy(groupBuyId);

    if (!groupBuy) {
      throw new Error('拼团不存在');
    }

    if (groupBuy.participants.includes(userId)) {
      throw new Error('已参与此拼团');
    }

    if (groupBuy.participants.length >= groupBuy.maxParticipants) {
      throw new Error('拼团人数已满');
    }

    if (Date.now() > groupBuy.expiresAt) {
      throw new Error('拼团已过期');
    }

    groupBuy.participants.push(userId);

    // 检查是否成团
    if (groupBuy.participants.length >= groupBuy.requiredParticipants) {
      groupBuy.status = 'success';
      await this.processSuccessfulGroupBuy(groupBuy);
    }

    // 更新拼团状态
    await this.updateGroupBuy(groupBuy);

    return {
      success: true,
      groupBuy: groupBuy,
      isSuccessful: groupBuy.status === 'success'
    };
  }

  // 订阅制服务
  createSubscription(subscriptionData) {
    return {
      id: this.generateSubscriptionId(),
      name: subscriptionData.name,
      type: subscriptionData.type, // 'monthly', 'quarterly', 'yearly'
      price: subscriptionData.price,
      benefits: subscriptionData.benefits,
      billingCycle: this.getBillingCycle(subscriptionData.type),
      trialPeriod: subscriptionData.trialPeriod || 0,
      autoRenew: subscriptionData.autoRenew || true,
      createdAt: Date.now()
    };
  }

  // 会员权益管理
  createMembershipPlan(planData) {
    const plan = {
      id: this.generateMembershipId(),
      name: planData.name,
      tier: planData.tier, // 'bronze', 'silver', 'gold', 'diamond'
      price: planData.price,
      duration: planData.duration, // 30, 90, 365 天
      benefits: planData.benefits,
      privileges: planData.privileges,
      exclusiveProducts: planData.exclusiveProducts || [],
      discountRate: planData.discountRate || 0,
      createdAt: Date.now()
    };

    return plan;
  }

  // 销售数据分析
  analyzeSales(timeRange) {
    return new Promise(async (resolve) => {
      const response = await wx.request({
        url: '/api/ecommerce/sales/analyze',
        method: 'GET',
        data: {
          startDate: timeRange.startDate,
          endDate: timeRange.endDate
        }
      });

      const data = response.data;

      const analysis = {
        overview: {
          totalGMV: data.totalGMV,
          totalOrders: data.totalOrders,
          averageOrderValue: data.totalGMV / data.totalOrders,
          conversionRate: data.conversions / data.visitors
        },
        categories: this.analyzeByCategory(data.categorySales),
        products: this.analyzeTopProducts(data.productSales),
        customers: this.analyzeCustomerBehavior(data.customerData),
        trends: this.analyzeSalesTrends(data.salesTrends)
      };

      resolve(analysis);
    });
  }

  // 智能推荐系统
  getRecommendations(userId, context) {
    return new Promise(async (resolve) => {
      // 获取用户历史行为
      const userBehavior = await this.getUserBehavior(userId);

      // 获取当前上下文
      const currentContext = {
        currentPage: context.page,
        currentCategory: context.category,
        timeOfDay: new Date().getHours(),
        deviceType: context.deviceType
      };

      // 协同过滤推荐
      const collaborativeResults = await this.collaborativeFiltering(userId);

      // 内容推荐
      const contentResults = await this.contentBasedFiltering(userBehavior, currentContext);

      // 混合推荐结果
      const recommendations = this.combineRecommendations(
        collaborativeResults,
        contentResults,
        context.strategy || 'hybrid'
      );

      resolve({
        products: recommendations.slice(0, 10),
        strategy: context.strategy,
        reasoning: recommendations.map(item => item.reasoning),
        personalizedScore: recommendations.map(item => item.score)
      });
    });
  }

  // 协同过滤算法
  async collaborativeFiltering(userId) {
    const userVector = await this.getUserVector(userId);
    const similarUsers = await this.findSimilarUsers(userVector);

    const recommendations = [];

    for (const similarUser of similarUsers) {
      const userProducts = await this.getUserPurchases(similarUser.userId);
      for (const product of userProducts) {
        if (!userVector.products.includes(product.productId)) {
          recommendations.push({
            productId: product.productId,
            score: similarUser.similarity * product.rating,
            reason: 'similar_users_like'
          });
        }
      }
    }

    return recommendations
      .sort((a, b) => b.score - a.score)
      .slice(0, 50);
  }

  // 基于内容的推荐
  async contentBasedFiltering(userBehavior, context) {
    const userPreferences = this.extractUserPreferences(userBehavior);
    const contextualPreferences = this.extractContextualPreferences(context);

    const recommendations = [];

    // 匹配用户偏好
    for (const preference of userPreferences) {
      const matchingProducts = await this.findProductsByPreference(preference);
      for (const product of matchingProducts) {
        recommendations.push({
          productId: product.id,
          score: preference.weight * product.matchScore,
          reason: 'matches_your_preferences'
        });
      }
    }

    return recommendations
      .sort((a, b) => b.score - a.score)
      .slice(0, 50);
  }

  // 生成用户画像
  generateUserProfile(userId) {
    return new Promise(async (resolve) => {
      const userData = await Promise.all([
        this.getUserDemographics(userId),
        this.getUserBehavior(userId),
        this.getUserPurchaseHistory(userId),
        this.getUserInterests(userId)
      ]);

      const [demographics, behavior, purchases, interests] = userData;

      const profile = {
        userId,
        demographics: demographics,
        behavior: {
          visitFrequency: behavior.visitFrequency,
          averageSession: behavior.averageSession,
          preferredCategories: behavior.categories,
          activityTimeSlots: behavior.timeSlots
        },
        purchasing: {
          totalSpent: purchases.totalSpent,
          averageOrderValue: purchases.averageOrderValue,
          purchaseFrequency: purchases.frequency,
          preferredPriceRange: purchases.priceRange,
          brandPreferences: purchases.brands
        },
        interests: interests,
        segments: this.segmentUser(demographics, behavior, purchases),
        predictions: {
          nextPurchaseDate: this.predictNextPurchase(purchases),
          likelyChurn: this.predictChurn(behavior),
          priceSensitivity: this.calculatePriceSensitivity(purchases)
        }
      };

      resolve(profile);
    });
  }
}

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// 用户生命周期管理系统
class UserLifecycleManager {
  constructor() {
    this.lifecycleStages = [
      { name: 'new', duration: 7, retention: 0.8 },
      { name: 'active', duration: 30, retention: 0.6 },
      { name: 'loyal', duration: 90, retention: 0.8 },
      { name: 'at_risk', duration: 30, retention: 0.4 },
      { name: 'dormant', duration: 90, retention: 0.1 },
      { name: 'churned', duration: 0, retention: 0 }
    ];

    this.segmentRules = {
      'new_user': {
        triggers: ['first_visit'],
        actions: ['welcome_series', 'onboarding_tutorial', 'new_user_reward']
      },
      'active_user': {
        triggers: ['regular_usage', 'purchase_made'],
        actions: ['personalized_recommendations', 'loyalty_points', 'exclusive_content']
      },
      'at_risk_user': {
        triggers: ['decreasing_activity', 'no_purchase_30_days'],
        actions: ['re_engagement_campaign', 'special_offers', 'support_reach_out']
      },
      'loyal_user': {
        triggers: ['repeat_purchases', 'high_engagement'],
        actions: ['vip_program', 'early_access', 'referral_rewards']
      }
    };
  }

  // 用户分段
  segmentUsers() {
    return new Promise(async (resolve) => {
      const response = await wx.request({
        url: '/api/users/segment',
        method: 'POST',
        data: {
          criteria: {
            'lastLogin': '7_days',
            'purchaseHistory': '30_days',
            'activityLevel': 'high'
          }
        }
      });

      const segments = {
        'new_users': [],
        'active_users': [],
        'at_risk_users': [],
        'loyal_users': [],
        'dormant_users': [],
        'churned_users': []
      };

      response.data.forEach(user => {
        const segment = this.determineUserSegment(user);
        if (segments[segment]) {
          segments[segment].push(user);
        }
      });

      // 为每个分段生成运营策略
      const segmentStrategies = {};
      Object.keys(segments).forEach(segment => {
        segmentStrategies[segment] = this.generateSegmentStrategy(segment, segments[segment]);
      });

      resolve({
        segments,
        strategies: segmentStrategies,
        summary: this.generateSegmentSummary(segments)
      };
    });
  }

  // 确定用户分段
  determineUserSegment(user) {
    const now = Date.now();
    const daysSinceLastLogin = Math.floor((now - user.lastLoginTime) / (1000 * 60 * 60 * 24));
    const daysSinceLastPurchase = Math.floor((now - user.lastPurchaseTime) / (1000 * 60 * 60 * 24));

    if (daysSinceLastLogin > 90) {
      return 'dormant_users';
    }

    if (daysSinceLastLogin > 30 && user.totalPurchases === 0) {
      return 'at_risk_users';
    }

    if (user.totalPurchases === 0 && daysSinceLastLogin < 7) {
      return 'new_users';
    }

    if (user.totalPurchases > 5 && daysSinceLastPurchase < 30) {
      return 'loyal_users';
    }

    if (daysSinceLastLogin < 7) {
      return 'active_users';
    }

    return 'active_users';
  }

  // 生成分段策略
  generateSegmentStrategy(segment, users) {
    const strategies = {
      'new_users': {
        goal: '提升7日留存率',
        tactics: [
          '发送新手引导消息',
          '提供首单优惠',
          '推送使用教程',
          '邀请参与社区活动'
        ],
        metrics: {
          retention_7d: 0.8,
          conversion_rate: 0.15,
          engagement_score: 60
        }
      },

      'active_users': {
        goal: '提升复购率',
        tactics: [
          '个性化推荐',
          '会员积分激励',
          '限时优惠推送',
          '用户生成内容激励'
        ],
        metrics: {
          repeat_purchase_rate: 0.3,
          average_order_value: 200,
          engagement_score: 80
        }
      },

      'at_risk_users': {
        goal: '防止用户流失',
        tactics: [
          '召回营销活动',
          '个性化优惠',
          '客户关怀回访',
          '产品使用指导'
        ],
        metrics: {
          reactivation_rate: 0.25,
          retention_30d: 0.5,
          churn_rate: 0.1
        }
      },

      'loyal_users': {
        goal: '提升用户价值',
        tactics: [
          'VIP专属服务',
          '新品优先体验',
          '专属折扣优惠',
          '口碑传播激励'
        ],
        metrics: {
          average_order_value: 500,
          referral_count: 3,
          lifetime_value: 5000
        }
      }
    };

    return strategies[segment] || strategies['active_users'];
  }

  // 用户留存策略
  implementRetentionStrategy(userId) {
    return new Promise(async (resolve) => {
      const user = await this.getUserData(userId);
      const segment = this.determineUserSegment(user);
      const strategy = this.segmentRules[`segment.replace('_users', '_user')`];

      const actions = [];

      if (strategy) {
        for (const action of strategy.actions) {
          actions.push(await this.executeAction(action, user));
        }
      }

      resolve({
        userId,
        segment,
        actions: actions,
        nextCheckTime: this.calculateNextCheckTime(segment)
      });
    });
  }

  // 个性化营销
  personalizeMarketing(userId) {
    return new Promise(async (resolve) => {
      const userProfile = await this.generateUserProfile(userId);

      const personalization = {
        productRecommendations: await this.getPersonalizedProducts(userProfile),
        contentRecommendations: await this.getPersonalizedContent(userProfile),
        personalizedOffers: await this.createPersonalizedOffers(userProfile),
        preferredChannels: userProfile.behavior.preferredChannels,
        optimalSendTime: this.calculateOptimalSendTime(userProfile),
        messageTone: this.determineMessageTone(userProfile)
      };

      resolve(personalization);
    });
  }

  // 用户积分系统
  createPointsSystem() {
    return {
      rules: {
        'daily_login': { points: 10, maxDaily: 1 },
        'first_purchase': { points: 100, maxTotal: 1 },
        'product_review': { points: 20, maxDaily: 3 },
        'friend_invite': { points: 50, maxTotal: 10 },
        'content_share': { points: 5, maxDaily: 5 },
        'complete_profile': { points: 30, maxTotal: 1 }
      },

      rewards: {
        100: { type: 'discount', value: 10, description: '10元优惠券' },
        500: { type: 'gift', value: 'sample', description: '精美礼品' },
        1000: { type: 'vip', value: '1_month', description: 'VIP会员1个月' },
        5000: { type: 'cashback', value: 50, description: '50元返现' }
      },

      levels: [
        { level: 1, name: '铜牌', points: 0, benefits: ['基础积分'] },
        { level: 2, name: '银牌', points: 1000, benefits: ['双倍积分', '专属优惠'] },
        { level: 3, name: '金牌', points: 5000, benefits: ['三倍积分', '生日礼包', '专属客服'] },
        { level: 4, name: '钻石', points: 20000, benefits: ['五倍积分', '定制服务', '新品试穿'] }
      ]
    };
  }

  // 社群运营
  createCommunityGroup(groupData) {
    return {
      id: this.generateGroupId(),
      name: groupData.name,
      type: groupData.type, // 'interest', 'location', 'purchase_based', 'vip'
      description: groupData.description,
      rules: groupData.rules || [],
      moderators: groupData.moderators || [],
      members: [groupData.creatorId],
      activities: {
        daily_checkin: true,
        weekly_topic: true,
        monthly_event: true,
        exclusive_deals: true
      },
      createdAt: Date.now()
    };
  }

  // 社群活动管理
  manageCommunityActivities(groupId) {
    return {
      activities: [
        {
          type: 'check_in',
          name: '每日签到',
          points: 5,
          frequency: 'daily',
          startTime: '09:00',
          endTime: '23:59'
        },
        {
          type: 'discussion',
          name: '话题讨论',
          points: 10,
          frequency: 'weekly',
          topic: '本周最热门商品'
        },
        {
          type: 'sharing',
          name: '好物分享',
          points: 15,
          frequency: 'weekly',
          requirements: ['verified_purchase', 'product_photos']
        },
        {
          type: 'contest',
          name: '评选活动',
          points: 50,
          frequency: 'monthly',
          prize: '价值500元大奖'
        }
      ],

      mechanics: {
        'participation': 'points-based',
        'ranking': 'leaderboard',
        'recognition': 'badges_system',
        'reward_distribution': 'automatic'
      }
    };
  }
}

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// 小程序数据分析系统
class MiniProgramAnalytics {
  constructor() {
    this.dataSources = {
      'user_behavior': '/api/analytics/user_behavior',
      'content_performance': '/api/analytics/content',
      'conversion_funnel': '/api/analytics/conversion',
      'retention_analysis': '/api/analytics/retention',
      'revenue_analysis': '/api/analytics/revenue'
    };

    this.kpiDefinitions = {
      'mau': '月活跃用户数',
      'dau': '日活跃用户数',
      'retention': '用户留存率',
      'ltv': '用户生命周期价值',
      'cac': '用户获取成本',
      'arpu': '每用户平均收入',
      'conversion_rate': '转化率'
    };
  }

  // 构建数据看板
  buildDashboard(timeRange) {
    return new Promise(async (resolve) => {
      const [
        userMetrics,
        contentMetrics,
        conversionMetrics,
        retentionMetrics,
        revenueMetrics
      ] = await Promise.all([
        this.getUserMetrics(timeRange),
        this.getContentMetrics(timeRange),
        this.getConversionMetrics(timeRange),
        this.getRetentionMetrics(timeRange),
        this.getRevenueMetrics(timeRange)
      ]);

      const dashboard = {
        overview: {
          totalUsers: userMetrics.totalUsers,
          activeUsers: userMetrics.activeUsers,
          totalRevenue: revenueMetrics.totalRevenue,
          averageOrderValue: revenueMetrics.averageOrderValue,
          conversionRate: conversionMetrics.overall
        },

        trends: {
          userGrowth: this.calculateGrowthRate(userMetrics.userGrowth),
          revenueGrowth: this.calculateGrowthRate(revenueMetrics.revenueGrowth),
          engagementTrend: this.analyzeEngagementTrend(userMetrics.engagement),
          seasonality: this.detectSeasonalityPatterns(revenueMetrics.salesData)
        },

        funnels: {
          acquisition: this.buildFunnel(conversionMetrics.acquisition),
          activation: this.buildFunnel(conversionMetrics.activation),
          retention: this.buildFunnel(retentionMetrics.retention),
          revenue: this.buildFunnel(conversionMetrics.revenue)
        },

        segments: {
          userSegments: this.analyzeUserSegments(userMetrics.segments),
          contentSegments: this.analyzeContentSegments(contentMetrics.segments),
          productSegments: this.analyzeProductSegments(revenueMetrics.segments)
        },

        predictions: {
          nextMonthRevenue: this.predictRevenue(revenueMetrics.historical),
          churnRate: this.predictChurnRate(retentionMetrics.behavior),
          growthPotential: this.predictGrowthPotential(userMetrics.newUsers)
        },

        recommendations: this.generateOptimizationRecommendations({
          userMetrics,
          contentMetrics,
          conversionMetrics,
          retentionMetrics,
          revenueMetrics
        })
      };

      resolve(dashboard);
    });
  }

  // 用户行为分析
  analyzeUserBehavior(userId) {
    return new Promise(async (resolve) => {
      const response = await wx.request({
        url: '/api/analytics/user_behavior/detail',
        method: 'GET',
        data: { userId }
      });

      const data = response.data;

      const behaviorAnalysis = {
        profile: {
          registrationDate: data.registrationDate,
          totalSessions: data.totalSessions,
          sessionDuration: this.analyzeSessionDuration(data.sessions),
          deviceUsage: data.deviceUsage,
          timePatterns: data.timePatterns
        },

        engagement: {
          pagesVisited: data.pagesVisited,
          averageTimeOnPage: data.averageTimeOnPage,
          bounceRate: data.bounceRate,
          interactionRate: this.calculateInteractionRate(data.interactions),
          socialSharing: data.socialSharing
        },

        preferences: {
          favoriteCategories: data.favoriteCategories,
          preferredContentTypes: data.preferredContentTypes,
          purchaseBehavior: data.purchaseBehavior,
          communicationPreferences: data.communicationPreferences
        },

        journey: {
          firstSessionPath: data.firstSessionPath,
          commonPaths: this.identifyCommonPaths(data.sessions),
          dropOffPoints: this.identifyDropOffPoints(data.sessions),
          conversionEvents: data.conversionEvents
        },

        predictions: {
          likelihoodToChurn: this.predictChurnLikelihood(data),
          likelyNextAction: this.predictNextAction(data),
          recommendedContent: this.recommendNextContent(data),
          optimalOfferTiming: this.calculateOptimalOfferTiming(data)
        }
      };

      resolve(behaviorAnalysis);
    });
  }

  // 内容效果分析
  analyzeContentEffect(contentId) {
    return new Promise(async (resolve) => {
      const response = await wx.request({
        url: '/api/analytics/content/performance',
        method: 'GET',
        data: { contentId }
      });

      const data = response.data;

      const contentAnalysis = {
        metrics: {
          views: data.views,
          shares: data.shares,
          likes: data.likes,
          comments: data.comments,
          dwellTime: data.averageDwellTime,
          bounceRate: data.bounceRate,
          conversionRate: data.conversionRate
        },

        demographics: {
          ageDistribution: data.ageDistribution,
          genderDistribution: data.genderDistribution,
      regionDistribution: data.regionDistribution,
      deviceDistribution: data.deviceDistribution
        },

        viral: {
          viralCoefficient: this.calculateViralCoefficient(data),
      shareNetwork: data.shareNetwork,
      referralTraffic: data.referralTraffic,
      organicReach: data.organicReach
        },

        comparison: {
          industryBenchmarks: data.benchmarks,
      percentileRanking: data.percentileRanking,
      improvementSuggestions: this.generateContentSuggestions(data)
        },

        optimization: {
          bestPerformingTime: data.bestPerformingTime,
      optimalLength: data.optimalLength,
      effectiveKeywords: data.effectiveKeywords,
      mostEngagingElements: data.mostEngagingElements
        }
      };

      resolve(contentAnalysis);
    });
  }

  // 实时监控告警
  setupRealTimeMonitoring() {
    const monitoring = {
      metrics: {
        'active_users': { threshold: -0.1, alert: 'active_users_drop' },
        'error_rate': { threshold: 0.05, alert: 'error_rate_increase' },
        'conversion_rate': { threshold: -0.2, alert: 'conversion_drop' },
        'response_time': { threshold: 3000, alert: 'performance_degradation' }
      },

      alerts: [],

      startMonitoring: () => {
        setInterval(() => {
          this.checkMetrics(monitoring.metrics);
        }, 60000); // 每分钟检查一次
      },

      checkMetrics: async (metrics) => {
        const currentMetrics = await this.getCurrentMetrics();

        for (const [metric, config] of Object.entries(metrics)) {
          const currentValue = currentMetrics[metric];
          const previousValue = currentMetrics[`${metric}_previous`];

          if (previousValue) {
            const change = (currentValue - previousValue) / previousValue;

            if (config.threshold > 0 && change > config.threshold) {
              monitoring.alerts.push({
                type: config.alert,
                metric,
                currentValue,
                change,
                timestamp: Date.now(),
                severity: this.calculateSeverity(change)
              });
            } else if (config.threshold < 0 && change < config.threshold) {
              monitoring.alerts.push({
                type: config.alert,
                metric,
                currentValue,
                change,
                timestamp: Date.now(),
                severity: this.calculateSeverity(change)
              });
            }
          }
        }

        if (monitoring.alerts.length > 0) {
          this.sendAlert(monitoring.alerts);
        }
      }
    };

    monitoring.startMonitoring();
    return monitoring;
  }

  // A/B测试分析
  analyzeABTest(testId) {
    return new Promise(async (resolve) => {
      const response = await wx.request({
        url: '/api/abtest/analyze',
        method: 'GET',
        data: { testId }
      });

      const data = response.data;

      const analysis = {
        testInfo: {
          name: data.testName,
          description: data.description,
          startDate: data.startDate,
          endDate: data.endDate,
          variants: data.variants
        },

        results: {
          variants: data.variants.map(variant => ({
            id: variant.id,
            name: variant.name,
            users: variant.users,
            conversions: variant.conversions,
            conversionRate: variant.conversions / variant.users,
            revenue: variant.revenue,
            averageOrderValue: variant.revenue / variant.conversions
          }))
        },

        statistics: {
          significance: this.calculateStatisticalSignificance(data),
          confidence: data.confidenceLevel,
          sampleSize: data.totalUsers,
          duration: data.testDuration
        },

        winner: {
          declared: data.winningVariant,
          confidence: data.winningConfidence,
          improvement: data.improvementPercentage,
          revenueImpact: data.revenueImpact
        },

        insights: {
          userPreferences: data.userSegmentPreferences,
      behavioralInsights: data.behavioralInsights,
      learningTakeaways: data.learningTakeaways
        }
      };

      resolve(analysis);
    });
  }

  // 优化建议生成器
  generateOptimizationRecommendations(metrics) {
    const recommendations = [];

    // 用户增长建议
    if (metrics.userMetrics.activeUsers < this.getIndustryBenchmark('active_users')) {
      recommendations.push({
        category: 'user_growth',
        priority: 'high',
        issue: '活跃用户数低于行业基准',
        suggestions: [
          '优化用户引导流程',
          '增加社交分享激励',
          '实施推荐系统优化',
          '开展用户召回活动'
        ],
        expectedImpact: '20-30% DAU提升',
        implementationTime: '2-4周'
      });
    }

    // 转化率建议
    if (metrics.conversionMetrics.overall < 0.02) {
      recommendations.push({
        category: 'conversion',
        priority: 'high',
        issue: '转化率低于2%',
        suggestions: [
          '优化产品详情页',
          '简化购买流程',
          '增加信任要素',
          '实施A/B测试优化'
        ],
        expectedImpact: '50-100% 转化率提升',
        implementationTime: '1-2周'
      });
    }

    // 留存率建议
    if (metrics.retentionMetrics.day7 < 0.15) {
      recommendations.push({
        category: 'retention',
        priority: 'medium',
        issue: '7日留存率低于15%',
        suggestions: [
          '设计新手引导流程',
          '实施积分激励机制',
          '建立用户社群',
          '个性化内容推荐'
        ],
        expectedImpact: '10-20% 留存率提升',
        implementationTime: '3-6周'
      });
    }

    // 收入建议
    if (metrics.revenueMetrics.averageOrderValue < 150) {
      recommendations.push({
        category: 'revenue',
        priority: 'medium',
        issue: '客单价偏低',
        suggestions: [
          '推出套餐优惠',
          '实施交叉销售',
          '增加附加服务',
          '提高产品价格'
        ],
        expectedImpact: '15-30% 客单价提升',
        implementationTime: '1-3周'
      });
    }

    return {
      recommendations,
      priority: this.prioritizeRecommendations(recommendations),
      implementationPlan: this.createImplementationPlan(recommendations)
    };
  }
}