46 lines
1.1 KiB
Go
46 lines
1.1 KiB
Go
package api
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import (
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"licserver/internal/model"
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"net/http"
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"time"
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"github.com/gin-gonic/gin"
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"gorm.io/gorm"
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)
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type DashboardHandler struct {
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db *gorm.DB
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}
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func NewDashboardHandler(db *gorm.DB) *DashboardHandler {
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return &DashboardHandler{db: db}
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}
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func (h *DashboardHandler) GetStats(c *gin.Context) {
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var stats struct {
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TotalDevices int64 `json:"total_devices"`
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TotalLicenses int64 `json:"total_licenses"`
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TodayNew int64 `json:"today_new"`
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OnlineDevices int64 `json:"online_devices"`
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}
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// 获取设备总数
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h.db.Model(&model.Device{}).Count(&stats.TotalDevices)
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// 获取授权码总数
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h.db.Model(&model.LicenseCode{}).Count(&stats.TotalLicenses)
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// 获取今日新增设备数
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today := time.Now().Format("2006-01-02")
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h.db.Model(&model.Device{}).Where("DATE(created_at) = ?", today).Count(&stats.TodayNew)
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// 获取在线设备数（最近30分钟内有活动的设备）
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thirtyMinutesAgo := time.Now().Add(-30 * time.Minute)
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h.db.Model(&model.Device{}).
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Where("last_active_at > ?", thirtyMinutesAgo).
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Count(&stats.OnlineDevices)
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c.JSON(http.StatusOK, stats)
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}
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