319 lines
9.2 KiB
Go
319 lines
9.2 KiB
Go
package handler
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import (
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"encoding/json"
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"net/http"
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"strconv"
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"sync"
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"time"
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"soul-api/internal/database"
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"soul-api/internal/model"
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"soul-api/internal/wechat"
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"github.com/gin-gonic/gin"
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"gorm.io/gorm"
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)
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var paidStatuses = []string{"paid", "completed", "success"}
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// AdminDashboardStats GET /api/admin/dashboard/stats
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// 轻量聚合：总用户、付费订单数、付费用户数、总营收、转化率（无订单/用户明细）
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func AdminDashboardStats(c *gin.Context) {
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db := database.DB()
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var (
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totalUsers int64
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paidOrderCount int64
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totalRevenue float64
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paidUserCount int64
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)
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var wg sync.WaitGroup
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wg.Add(4)
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go func() { defer wg.Done(); db.Model(&model.User{}).Count(&totalUsers) }()
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go func() { defer wg.Done(); db.Model(&model.Order{}).Where("status IN ?", paidStatuses).Count(&paidOrderCount) }()
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go func() {
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defer wg.Done()
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db.Model(&model.Order{}).Where("status IN ?", paidStatuses).
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Select("COALESCE(SUM(amount), 0)").Scan(&totalRevenue)
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}()
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go func() {
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defer wg.Done()
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db.Table("orders").Where("status IN ?", paidStatuses).
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Select("COUNT(DISTINCT user_id)").Scan(&paidUserCount)
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}()
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wg.Wait()
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conversionRate := 0.0
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if totalUsers > 0 && paidUserCount > 0 {
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conversionRate = float64(paidUserCount) / float64(totalUsers) * 100
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}
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c.JSON(http.StatusOK, gin.H{
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"success": true,
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"totalUsers": totalUsers,
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"paidOrderCount": paidOrderCount,
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"paidUserCount": paidUserCount,
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"totalRevenue": totalRevenue,
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"conversionRate": conversionRate,
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})
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}
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// AdminDashboardRecentOrders GET /api/admin/dashboard/recent-orders?limit=10
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func AdminDashboardRecentOrders(c *gin.Context) {
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db := database.DB()
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limit := 5
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if l := c.Query("limit"); l != "" {
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if n, err := strconv.Atoi(l); err == nil && n >= 1 && n <= 20 {
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limit = n
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}
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}
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var recentOrders []model.Order
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db.Where("status IN ?", paidStatuses).Order("created_at DESC").Limit(limit).Find(&recentOrders)
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c.JSON(http.StatusOK, gin.H{"success": true, "recentOrders": buildRecentOrdersOut(db, recentOrders)})
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}
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// AdminDashboardNewUsers GET /api/admin/dashboard/new-users
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func AdminDashboardNewUsers(c *gin.Context) {
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db := database.DB()
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var newUsers []model.User
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db.Model(&model.User{}).Order("created_at DESC").Limit(10).Find(&newUsers)
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c.JSON(http.StatusOK, gin.H{"success": true, "newUsers": buildNewUsersOut(newUsers)})
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}
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// AdminDashboardOverview GET /api/admin/dashboard/overview
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// 数据概览：总用户、付费订单数、付费用户数、总营收、转化率、最近订单、新用户
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// 优化：6 组查询并行执行，减少总耗时
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func AdminDashboardOverview(c *gin.Context) {
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db := database.DB()
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var (
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totalUsers int64
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paidOrderCount int64
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totalRevenue float64
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paidUserCount int64
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recentOrders []model.Order
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newUsers []model.User
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)
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var wg sync.WaitGroup
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wg.Add(6)
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go func() {
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defer wg.Done()
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db.Model(&model.User{}).Count(&totalUsers)
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}()
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go func() {
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defer wg.Done()
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db.Model(&model.Order{}).Where("status IN ?", paidStatuses).Count(&paidOrderCount)
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}()
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go func() {
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defer wg.Done()
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db.Model(&model.Order{}).Where("status IN ?", paidStatuses).
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Select("COALESCE(SUM(amount), 0)").Scan(&totalRevenue)
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}()
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go func() {
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defer wg.Done()
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db.Table("orders").Where("status IN ?", paidStatuses).
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Select("COUNT(DISTINCT user_id)").Scan(&paidUserCount)
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}()
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go func() {
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defer wg.Done()
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db.Where("status IN ?", paidStatuses).
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Order("created_at DESC").Limit(5).Find(&recentOrders)
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}()
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go func() {
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defer wg.Done()
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db.Model(&model.User{}).Order("created_at DESC").Limit(10).Find(&newUsers)
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}()
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wg.Wait()
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conversionRate := 0.0
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if totalUsers > 0 && paidUserCount > 0 {
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conversionRate = float64(paidUserCount) / float64(totalUsers) * 100
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}
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recentOut := buildRecentOrdersOut(db, recentOrders)
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newOut := buildNewUsersOut(newUsers)
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c.JSON(http.StatusOK, gin.H{
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"success": true,
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"totalUsers": totalUsers,
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"paidOrderCount": paidOrderCount,
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"paidUserCount": paidUserCount,
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"totalRevenue": totalRevenue,
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"conversionRate": conversionRate,
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"recentOrders": recentOut,
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"newUsers": newOut,
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})
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}
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func dashStr(s *string) string {
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if s == nil || *s == "" {
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return ""
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}
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return *s
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}
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func buildRecentOrdersOut(db *gorm.DB, recentOrders []model.Order) []gin.H {
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if len(recentOrders) == 0 {
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return nil
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}
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userIDs := make(map[string]bool)
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for _, o := range recentOrders {
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if o.UserID != "" {
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userIDs[o.UserID] = true
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}
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}
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ids := make([]string, 0, len(userIDs))
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for id := range userIDs {
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ids = append(ids, id)
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}
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var users []model.User
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db.Where("id IN ?", ids).Find(&users)
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userMap := make(map[string]*model.User)
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for i := range users {
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userMap[users[i].ID] = &users[i]
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}
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out := make([]gin.H, 0, len(recentOrders))
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for _, o := range recentOrders {
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b, _ := json.Marshal(o)
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var m map[string]interface{}
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_ = json.Unmarshal(b, &m)
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if u := userMap[o.UserID]; u != nil {
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m["userNickname"] = dashStr(u.Nickname)
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m["userAvatar"] = dashStr(u.Avatar)
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} else {
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m["userNickname"] = ""
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m["userAvatar"] = ""
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}
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out = append(out, m)
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}
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return out
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}
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// AdminTrackStats GET /api/admin/track/stats?period=today|week|month|all
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// 埋点统计：按 extra_data->module 分组，按 action+target 聚合 count
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func AdminTrackStats(c *gin.Context) {
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period := c.DefaultQuery("period", "week")
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if period != "today" && period != "week" && period != "month" && period != "all" {
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period = "week"
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}
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now := time.Now()
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var start time.Time
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switch period {
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case "today":
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start = time.Date(now.Year(), now.Month(), now.Day(), 0, 0, 0, 0, now.Location())
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case "week":
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weekday := int(now.Weekday())
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if weekday == 0 {
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weekday = 7
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}
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start = time.Date(now.Year(), now.Month(), now.Day()-weekday+1, 0, 0, 0, 0, now.Location())
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case "month":
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start = time.Date(now.Year(), now.Month(), 1, 0, 0, 0, 0, now.Location())
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case "all":
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start = time.Time{}
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}
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db := database.DB()
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var tracks []model.UserTrack
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q := db.Model(&model.UserTrack{})
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if !start.IsZero() {
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q = q.Where("created_at >= ?", start)
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}
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if err := q.Find(&tracks).Error; err != nil {
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c.JSON(http.StatusOK, gin.H{"success": false, "error": err.Error()})
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return
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}
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// byModule: module -> map[key] -> count, key = action + "|" + target
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type item struct {
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Action string `json:"action"`
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Target string `json:"target"`
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Module string `json:"module"`
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Page string `json:"page"`
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Count int `json:"count"`
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}
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byModule := make(map[string]map[string]*item)
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total := 0
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for _, t := range tracks {
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total++
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module := "other"
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page := ""
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if len(t.ExtraData) > 0 {
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var extra map[string]interface{}
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if err := json.Unmarshal(t.ExtraData, &extra); err == nil {
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if m, ok := extra["module"].(string); ok && m != "" {
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module = m
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}
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if p, ok := extra["page"].(string); ok {
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page = p
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}
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}
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}
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target := ""
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if t.Target != nil {
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target = *t.Target
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}
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key := t.Action + "|" + target
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if byModule[module] == nil {
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byModule[module] = make(map[string]*item)
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}
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if byModule[module][key] == nil {
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byModule[module][key] = &item{Action: t.Action, Target: target, Module: module, Page: page, Count: 0}
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}
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byModule[module][key].Count++
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}
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// 转为前端期望格式：byModule[module] = [{action,target,module,page,count},...]
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out := make(map[string][]gin.H)
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for mod, m := range byModule {
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list := make([]gin.H, 0, len(m))
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for _, v := range m {
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list = append(list, gin.H{
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"action": v.Action, "target": v.Target, "module": v.Module, "page": v.Page, "count": v.Count,
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})
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}
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out[mod] = list
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}
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c.JSON(http.StatusOK, gin.H{"success": true, "total": total, "byModule": out})
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}
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// AdminBalanceSummary GET /api/admin/balance/summary
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// 汇总代付金额（product_type 为 gift_pay 或 gift_pay_batch 的已支付订单），用于 Dashboard 显示「含代付 ¥xx」
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func AdminBalanceSummary(c *gin.Context) {
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db := database.DB()
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var totalGifted float64
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db.Model(&model.Order{}).Where("product_type IN ? AND status IN ?", []string{"gift_pay", "gift_pay_batch"}, paidStatuses).
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Select("COALESCE(SUM(amount), 0)").Scan(&totalGifted)
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c.JSON(http.StatusOK, gin.H{"success": true, "data": gin.H{"totalGifted": totalGifted}})
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}
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// AdminDashboardMerchantBalance GET /api/admin/dashboard/merchant-balance
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// 查询微信商户号实时余额（可用余额、待结算余额），用于看板展示
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// 注意：普通商户可能需向微信申请开通权限，未开通时返回 error
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func AdminDashboardMerchantBalance(c *gin.Context) {
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bal, err := wechat.QueryMerchantBalance("BASIC")
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if err != nil {
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c.JSON(http.StatusOK, gin.H{
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"success": false,
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"error": err.Error(),
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"message": "查询商户余额失败，可能未开通权限（请联系微信支付运营申请）",
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})
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return
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}
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c.JSON(http.StatusOK, gin.H{
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"success": true,
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"availableAmount": bal.AvailableAmount, // 单位：分
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"pendingAmount": bal.PendingAmount, // 单位：分
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})
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}
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func buildNewUsersOut(newUsers []model.User) []gin.H {
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out := make([]gin.H, 0, len(newUsers))
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for _, u := range newUsers {
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out = append(out, gin.H{
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"id": u.ID,
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"nickname": dashStr(u.Nickname),
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"phone": dashStr(u.Phone),
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"referralCode": dashStr(u.ReferralCode),
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"createdAt": u.CreatedAt,
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})
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}
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return out
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}
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