feat: add notifications (#216)

* feat: initial notifications support

* chore: update deps

internal/http/notification.go

@@ -0,0 +1,106 @@
+package http
+
+import (
+	"context"
+	"encoding/json"
+	"net/http"
+	"strconv"
+
+	"github.com/autobrr/autobrr/internal/domain"
+
+	"github.com/go-chi/chi"
+)
+
+type notificationService interface {
+	Find(context.Context, domain.NotificationQueryParams) ([]domain.Notification, int, error)
+	FindByID(ctx context.Context, id int) (*domain.Notification, error)
+	Store(ctx context.Context, n domain.Notification) (*domain.Notification, error)
+	Update(ctx context.Context, n domain.Notification) (*domain.Notification, error)
+	Delete(ctx context.Context, id int) error
+}
+
+type notificationHandler struct {
+	encoder encoder
+	service notificationService
+}
+
+func newNotificationHandler(encoder encoder, service notificationService) *notificationHandler {
+	return &notificationHandler{
+		encoder: encoder,
+		service: service,
+	}
+}
+
+func (h notificationHandler) Routes(r chi.Router) {
+	r.Get("/", h.list)
+	r.Post("/", h.store)
+	r.Put("/{notificationID}", h.update)
+	r.Delete("/{notificationID}", h.delete)
+}
+
+func (h notificationHandler) list(w http.ResponseWriter, r *http.Request) {
+	ctx := r.Context()
+
+	list, _, err := h.service.Find(ctx, domain.NotificationQueryParams{})
+	if err != nil {
+		h.encoder.StatusNotFound(ctx, w)
+		return
+	}
+
+	h.encoder.StatusResponse(ctx, w, list, http.StatusOK)
+}
+
+func (h notificationHandler) store(w http.ResponseWriter, r *http.Request) {
+	var (
+		ctx  = r.Context()
+		data domain.Notification
+	)
+
+	if err := json.NewDecoder(r.Body).Decode(&data); err != nil {
+		// encode error
+		return
+	}
+
+	filter, err := h.service.Store(ctx, data)
+	if err != nil {
+		// encode error
+		return
+	}
+
+	h.encoder.StatusResponse(ctx, w, filter, http.StatusCreated)
+}
+
+func (h notificationHandler) update(w http.ResponseWriter, r *http.Request) {
+	var (
+		ctx  = r.Context()
+		data domain.Notification
+	)
+
+	if err := json.NewDecoder(r.Body).Decode(&data); err != nil {
+		// encode error
+		return
+	}
+
+	filter, err := h.service.Update(ctx, data)
+	if err != nil {
+		// encode error
+		return
+	}
+
+	h.encoder.StatusResponse(ctx, w, filter, http.StatusOK)
+}
+
+func (h notificationHandler) delete(w http.ResponseWriter, r *http.Request) {
+	var (
+		ctx            = r.Context()
+		notificationID = chi.URLParam(r, "notificationID")
+	)
+
+	id, _ := strconv.Atoi(notificationID)
+
+	if err := h.service.Delete(ctx, id); err != nil {
+		// return err
+	}
+
+	h.encoder.StatusResponse(ctx, w, nil, http.StatusNoContent)
+}