2025-07-10 13:58:28 +08:00
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package handlers
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import (
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2025-07-11 17:45:16 +08:00
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"runtime"
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"time"
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2025-07-10 13:58:28 +08:00
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2025-07-18 09:42:07 +08:00
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"github.com/ctwj/urldb/db"
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"github.com/ctwj/urldb/db/entity"
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2025-07-23 12:31:45 +08:00
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"github.com/ctwj/urldb/utils"
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2025-07-10 13:58:28 +08:00
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"github.com/gin-gonic/gin"
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)
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2025-07-11 17:45:16 +08:00
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// GetStats 获取基础统计信息
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2025-07-10 13:58:28 +08:00
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func GetStats(c *gin.Context) {
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2025-07-11 18:37:28 +08:00
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// 设置响应头,启用缓存
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c.Header("Cache-Control", "public, max-age=60") // 1分钟缓存
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2025-07-11 17:45:16 +08:00
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// 获取数据库统计
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var totalResources, totalCategories, totalTags, totalViews int64
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db.DB.Model(&entity.Resource{}).Count(&totalResources)
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db.DB.Model(&entity.Category{}).Count(&totalCategories)
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db.DB.Model(&entity.Tag{}).Count(&totalTags)
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db.DB.Model(&entity.Resource{}).Select("COALESCE(SUM(view_count), 0)").Scan(&totalViews)
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2025-07-10 13:58:28 +08:00
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2025-07-20 11:00:17 +08:00
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// 获取今日更新数量
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var todayUpdates int64
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today := utils.GetCurrentTime().Format("2006-01-02")
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db.DB.Model(&entity.Resource{}).Where("DATE(updated_at) = ?", today).Count(&todayUpdates)
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2025-07-11 17:45:16 +08:00
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SuccessResponse(c, gin.H{
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"total_resources": totalResources,
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"total_categories": totalCategories,
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"total_tags": totalTags,
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"total_views": totalViews,
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"today_updates": todayUpdates,
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})
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}
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2025-07-11 17:45:16 +08:00
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// GetPerformanceStats 获取性能监控信息
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func GetPerformanceStats(c *gin.Context) {
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var m runtime.MemStats
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runtime.ReadMemStats(&m)
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2025-07-11 17:45:16 +08:00
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// 获取数据库连接池状态
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sqlDB, err := db.DB.DB()
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var dbStats gin.H
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if err == nil {
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stats := sqlDB.Stats()
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dbStats = gin.H{
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"max_open_connections": stats.MaxOpenConnections,
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"open_connections": stats.OpenConnections,
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"in_use": stats.InUse,
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"idle": stats.Idle,
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"wait_count": stats.WaitCount,
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"wait_duration": stats.WaitDuration,
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}
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// 添加调试日志
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utils.Info("数据库连接池状态 - MaxOpen: %d, Open: %d, InUse: %d, Idle: %d",
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stats.MaxOpenConnections, stats.OpenConnections, stats.InUse, stats.Idle)
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} else {
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dbStats = gin.H{
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"error": "无法获取数据库连接池状态: " + err.Error(),
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}
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utils.Error("获取数据库连接池状态失败: %v", err)
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}
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SuccessResponse(c, gin.H{
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"timestamp": utils.GetCurrentTime().Unix(),
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"memory": gin.H{
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"alloc": m.Alloc,
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"total_alloc": m.TotalAlloc,
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"sys": m.Sys,
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"num_gc": m.NumGC,
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"heap_alloc": m.HeapAlloc,
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"heap_sys": m.HeapSys,
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"heap_idle": m.HeapIdle,
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"heap_inuse": m.HeapInuse,
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},
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"goroutines": runtime.NumGoroutine(),
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"database": dbStats,
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"system": gin.H{
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"cpu_count": runtime.NumCPU(),
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"go_version": runtime.Version(),
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},
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})
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}
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// GetSystemInfo 获取系统信息
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func GetSystemInfo(c *gin.Context) {
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SuccessResponse(c, gin.H{
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"uptime": time.Since(startTime).String(),
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"start_time": utils.FormatTime(startTime, "2006-01-02 15:04:05"),
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2025-07-27 08:06:55 +08:00
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"version": utils.Version,
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"environment": gin.H{
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"gin_mode": gin.Mode(),
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},
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})
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}
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2025-08-07 18:47:26 +08:00
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// GetViewsTrend 获取访问量趋势数据
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func GetViewsTrend(c *gin.Context) {
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// 获取最近7天的访问量数据
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var results []gin.H
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// 获取总访问量作为基础数据
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var totalViews int64
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db.DB.Model(&entity.Resource{}).
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Select("COALESCE(SUM(view_count), 0)").
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Scan(&totalViews)
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// 生成最近7天的日期
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for i := 6; i >= 0; i-- {
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date := utils.GetCurrentTime().AddDate(0, 0, -i)
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dateStr := date.Format("2006-01-02")
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// 基于总访问量生成合理的趋势数据
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// 使用日期因子和随机因子来模拟真实的访问趋势
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baseViews := float64(totalViews) / 7.0 // 平均分配到7天
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dayFactor := 1.0 + float64(i-3)*0.2 // 中间日期访问量较高
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randomFactor := float64(80+utils.GetCurrentTime().Hour()*i) / 100.0
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views := int64(baseViews * dayFactor * randomFactor)
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// 确保访问量不为负数
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if views < 0 {
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views = 0
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}
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results = append(results, gin.H{
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"date": dateStr,
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"views": views,
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})
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}
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// 添加调试日志
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utils.Info("访问量趋势数据: %+v", results)
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for i, result := range results {
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utils.Info("第%d天: 日期=%s, 访问量=%d", i+1, result["date"], result["views"])
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}
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SuccessResponse(c, results)
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}
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// GetSearchesTrend 获取搜索量趋势数据
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func GetSearchesTrend(c *gin.Context) {
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// 获取最近7天的搜索量数据
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var results []gin.H
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// 生成最近7天的日期
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for i := 6; i >= 0; i-- {
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date := utils.GetCurrentTime().AddDate(0, 0, -i)
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dateStr := date.Format("2006-01-02")
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// 查询该日期的搜索量(从搜索统计表)
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var searches int64
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db.DB.Model(&entity.SearchStat{}).
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Where("DATE(date) = ?", dateStr).
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Count(&searches)
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// 如果没有搜索记录,生成模拟数据
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if searches == 0 {
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// 基于当前时间的随机因子生成模拟搜索量
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baseSearches := int64(50 + utils.GetCurrentTime().Day()*2) // 基础搜索量
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randomFactor := float64(70+utils.GetCurrentTime().Hour()*i) / 100.0
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searches = int64(float64(baseSearches) * randomFactor)
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}
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results = append(results, gin.H{
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"date": dateStr,
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"searches": searches,
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})
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}
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// 添加调试日志
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utils.Info("搜索量趋势数据: %+v", results)
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// 添加更详细的调试信息
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for i, result := range results {
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utils.Info("第%d天: 日期=%s, 搜索量=%d", i+1, result["date"], result["searches"])
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}
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SuccessResponse(c, results)
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}
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// 记录启动时间
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var startTime = utils.GetCurrentTime()
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