service backend

api/pkg/api/routers/internal/healthimp/health.go

@@ -0,0 +1,45 @@
+package healthimp
+
+import (
+	"net/http"
+
+	"github.com/go-chi/chi/v5"
+	"github.com/tech/sendico/pkg/api/routers/health"
+	"github.com/tech/sendico/pkg/mlogger"
+	"go.uber.org/zap"
+)
+
+type Router struct {
+	logger mlogger.Logger
+	status *Status
+}
+
+func (hr *Router) SetStatus(status health.ServiceStatus) {
+	hr.status.setStatus(status)
+	hr.logger.Info("New status set", zap.String("status", string(status)))
+}
+
+func (hr *Router) Finish() {
+	hr.status.Finish()
+	hr.logger.Debug("Stopped")
+}
+
+func (hr *Router) handle(w http.ResponseWriter, r *http.Request) {
+	hr.status.healthHandler()(w, r)
+}
+
+func NewRouter(logger mlogger.Logger, router chi.Router, endpoint string) *Router {
+	hr := Router{
+		logger: logger.Named("health_check"),
+	}
+	hr.status = StatusHandler(hr.logger)
+
+	logger.Debug("Installing healthcheck middleware...")
+	router.Group(func(r chi.Router) {
+		ep := endpoint + "/health"
+		r.Get(ep, hr.handle)
+		logger.Info("Health handler installed", zap.String("endpoint", ep))
+	})
+
+	return &hr
+}

api/pkg/api/routers/internal/healthimp/status.go

@@ -0,0 +1,38 @@
+package healthimp
+
+import (
+	"net/http"
+
+	"github.com/tech/sendico/pkg/api/http/response"
+	"github.com/tech/sendico/pkg/api/routers/health"
+	"github.com/tech/sendico/pkg/mlogger"
+)
+
+type Status struct {
+	logger mlogger.Logger
+	status health.ServiceStatus
+}
+
+func (hs *Status) healthHandler() http.HandlerFunc {
+	return response.Ok(hs.logger, struct {
+		Status health.ServiceStatus `json:"status"`
+	}{
+		hs.status,
+	})
+}
+
+func (hr *Status) Finish() {
+	hr.logger.Info("Finished")
+}
+
+func (hs *Status) setStatus(status health.ServiceStatus) {
+	hs.status = status
+}
+
+func StatusHandler(logger mlogger.Logger) *Status {
+	hs := Status{
+		status: health.SSCreated,
+		logger: logger.Named("status"),
+	}
+	return &hs
+}