125 lines
3.5 KiB
Go
125 lines
3.5 KiB
Go
package handler
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import (
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"net/http"
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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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"github.com/gin-gonic/gin"
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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、订单数（仅已付款）、转化率（有付款行为的用户数/总用户数）、总收入；最近订单与新注册用户均为实时查询。
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func AdminDashboardOverview(c *gin.Context) {
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db := database.DB()
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var totalUsers int64
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db.Model(&model.User{}).Count(&totalUsers)
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var paidOrderCount int64
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db.Model(&model.Order{}).Where("status IN ?", []string{"paid", "completed", "success"}).Count(&paidOrderCount)
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var paidUserCount int64
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db.Model(&model.Order{}).Where("status IN ?", []string{"paid", "completed", "success"}).Distinct("user_id").Count(&paidUserCount)
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var totalRevenue float64
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db.Model(&model.Order{}).Where("status IN ?", []string{"paid", "completed", "success"}).Select("COALESCE(SUM(amount),0)").Scan(&totalRevenue)
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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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var recentOrders []model.Order
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db.Where("status IN ?", []string{"paid", "completed", "success"}).Order("created_at DESC").Limit(5).Find(&recentOrders)
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userIDs := make(map[string]bool)
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for _, o := range recentOrders {
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userIDs[o.UserID] = true
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if o.ReferrerID != nil && *o.ReferrerID != "" {
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userIDs[*o.ReferrerID] = 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 orderUsers []model.User
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if len(ids) > 0 {
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db.Where("id IN ?", ids).Find(&orderUsers)
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}
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userMap := make(map[string]*model.User)
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for i := range orderUsers {
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userMap[orderUsers[i].ID] = &orderUsers[i]
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}
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recentOut := make([]gin.H, 0, len(recentOrders))
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for _, o := range recentOrders {
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u := userMap[o.UserID]
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nickname := ""
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phone := ""
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avatar := ""
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if u != nil {
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if u.Nickname != nil {
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nickname = *u.Nickname
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}
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if u.Phone != nil {
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phone = *u.Phone
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}
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if u.Avatar != nil {
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avatar = *u.Avatar
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}
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}
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referrerCode := ""
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if o.ReferralCode != nil {
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referrerCode = *o.ReferralCode
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} else if o.ReferrerID != nil && *o.ReferrerID != "" {
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if ru := userMap[*o.ReferrerID]; ru != nil && ru.ReferralCode != nil {
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referrerCode = *ru.ReferralCode
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}
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}
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recentOut = append(recentOut, gin.H{
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"id": o.ID, "orderSn": o.OrderSN, "userId": o.UserID, "userNickname": nickname, "userAvatar": avatar,
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"amount": o.Amount, "status": ptrStr(o.Status), "productType": o.ProductType, "productId": o.ProductID, "description": o.Description,
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"referrerId": o.ReferrerID, "referralCode": referrerCode, "createdAt": o.CreatedAt, "paymentMethod": "微信",
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})
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}
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var newUsers []model.User
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db.Order("created_at DESC").Limit(5).Find(&newUsers)
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newUsersOut := make([]gin.H, 0, len(newUsers))
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for _, u := range newUsers {
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nickname := ""
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if u.Nickname != nil {
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nickname = *u.Nickname
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}
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phone := ""
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if u.Phone != nil {
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phone = *u.Phone
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}
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newUsersOut = append(newUsersOut, gin.H{
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"id": u.ID, "nickname": nickname, "phone": phone, "referralCode": u.ReferralCode, "createdAt": u.CreatedAt,
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})
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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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"recentOrders": recentOut,
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"newUsers": newUsersOut,
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})
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}
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func ptrStr(s *string) string {
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if s == nil {
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return ""
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}
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return *s
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}
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