res_levis_backend/internal/pkg/api/handler/health.go

package handler

import (
	"net/http"

	"github.com/AFASystems/presence/internal/pkg/api/response"
	"gorm.io/gorm"
)

// Health returns OK and status "ok". Useful for liveness.
func Health(w http.ResponseWriter, r *http.Request) {
	response.JSON(w, http.StatusOK, map[string]string{"status": "ok"})
}

// Ready checks DB connectivity and returns 200 if ready, 503 otherwise.
func Ready(db *gorm.DB) http.HandlerFunc {
	return func(w http.ResponseWriter, r *http.Request) {
		sqlDB, err := db.DB()
		if err != nil {
			response.Error(w, http.StatusServiceUnavailable, "not_ready", "database not available")
			return
		}
		if err := sqlDB.Ping(); err != nil {
			response.Error(w, http.StatusServiceUnavailable, "not_ready", "database ping failed")
			return
		}
		response.JSON(w, http.StatusOK, map[string]string{"status": "ready"})
	}
}