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- Add user management endpoints (list/create/get/update/delete) with pagination and search - Add dashboard stats endpoint with tenant/user/online counts and growth metrics - Add tenant resolver middleware for multi-tenant request scoping - Add i18n kernel with zh/en message files and AcceptLanguage middleware - Add WebSocket hub/handler for real-time communication - Add job scheduler kernel with cron support - Add plugin sandbox for isolated execution - Add storage kernel (local filesystem) - Add event bus kernel for pub/sub - Add cache kernel abstraction - Add database migration runner and version upgrade checker - Add rate limiting middleware with Redis backend - Add SQL migrations for rbac, audit_logs, settings, notifications, examples - Extend user repository with list/delete/count operations - Register all module routes with tenant resolver
98 lines
3.0 KiB
Go
98 lines
3.0 KiB
Go
package interfaces
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import (
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"time"
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"mengstack/internal/kernel/response"
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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 Handler struct {
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db *gorm.DB
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}
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func NewHandler(db *gorm.DB) *Handler {
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return &Handler{db: db}
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}
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type StatsResponse struct {
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TenantCount int64 `json:"tenantCount"`
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UserCount int64 `json:"userCount"`
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RoleCount int64 `json:"roleCount"`
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OnlineCount int64 `json:"onlineCount"`
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TenantGrowth float64 `json:"tenantGrowth"`
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UserGrowth float64 `json:"userGrowth"`
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RoleGrowth float64 `json:"roleGrowth"`
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TodayActiveUsers int64 `json:"todayActiveUsers"`
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}
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// GetStats godoc
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// @Summary 仪表盘统计
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// @Description 返回平台核心指标的统计数据
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// @Tags Dashboard
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// @Produce json
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// @Success 200 {object} response.Response{data=StatsResponse}
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// @Security Bearer
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// @Security TenantID
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// @Router /dashboard/stats [get]
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func (h *Handler) GetStats(c *gin.Context) {
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tenantID, _ := c.Get("tenant_id")
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isSuperAdmin := tenantID == ""
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var tenantCount, userCount, roleCount int64
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var tenantPrev, userPrev, rolePrev int64
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now := time.Now()
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thirtyDaysAgo := now.AddDate(0, 0, -30)
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sixtyDaysAgo := now.AddDate(0, 0, -60)
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if isSuperAdmin {
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h.db.Table("tenants").Count(&tenantCount)
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h.db.Table("users").Count(&userCount)
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h.db.Table("roles").Count(&roleCount)
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h.db.Table("tenants").Where("created_at < ? AND created_at >= ?", thirtyDaysAgo, sixtyDaysAgo).Count(&tenantPrev)
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h.db.Table("users").Where("created_at < ? AND created_at >= ?", thirtyDaysAgo, sixtyDaysAgo).Count(&userPrev)
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h.db.Table("roles").Where("created_at < ? AND created_at >= ?", thirtyDaysAgo, sixtyDaysAgo).Count(&rolePrev)
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} else {
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h.db.Table("users").Where("tenant_id = ?", tenantID).Count(&userCount)
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h.db.Table("roles").Where("tenant_id = ?", tenantID).Count(&roleCount)
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h.db.Table("users").Where("tenant_id = ? AND created_at < ? AND created_at >= ?", tenantID, thirtyDaysAgo, sixtyDaysAgo).Count(&userPrev)
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h.db.Table("roles").Where("tenant_id = ? AND created_at < ? AND created_at >= ?", tenantID, thirtyDaysAgo, sixtyDaysAgo).Count(&rolePrev)
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}
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var todayActiveUsers int64
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todayStart := time.Date(now.Year(), now.Month(), now.Day(), 0, 0, 0, 0, now.Location())
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if isSuperAdmin {
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h.db.Table("users").Where("last_login >= ?", todayStart).Count(&todayActiveUsers)
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} else {
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h.db.Table("users").Where("tenant_id = ? AND last_login >= ?", tenantID, todayStart).Count(&todayActiveUsers)
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}
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stats := StatsResponse{
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TenantCount: tenantCount,
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UserCount: userCount,
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RoleCount: roleCount,
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OnlineCount: 0,
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TenantGrowth: calcGrowth(tenantCount, tenantPrev),
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UserGrowth: calcGrowth(userCount, userPrev),
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RoleGrowth: calcGrowth(roleCount, rolePrev),
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TodayActiveUsers: todayActiveUsers,
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}
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response.Success(c, stats)
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}
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func calcGrowth(current, previous int64) float64 {
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if previous == 0 {
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if current > 0 {
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return 100
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}
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return 0
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}
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return float64(current-previous) / float64(previous) * 100
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}
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