2 files changed, 39 insertions, 0 deletions
diff --git a/internal/handlers/widget.go b/internal/handlers/widget.go
index 360ccc5..ee13dc4 100644
--- a/internal/handlers/widget.go
+++ b/internal/handlers/widget.go
@@ -101,6 +101,37 @@ type widgetCompleteRequest struct {
 	Source string `json:"source"`
 }
 
+type widgetRescheduleRequest struct {
+	ID     string `json:"id"`
+	Source string `json:"source"`
+	Date   string `json:"date"` // YYYY-MM-DD
+}
+
+// HandleWidgetReschedule updates the due date of a native task.
+func (h *Handler) HandleWidgetReschedule(w http.ResponseWriter, r *http.Request) {
+	var req widgetRescheduleRequest
+	if err := json.NewDecoder(r.Body).Decode(&req); err != nil {
+		http.Error(w, "bad request", http.StatusBadRequest)
+		return
+	}
+	if req.Source != "doot" {
+		http.Error(w, "only doot tasks can be rescheduled via widget", http.StatusBadRequest)
+		return
+	}
+	parsed, err := time.Parse("2006-01-02", req.Date)
+	if err != nil {
+		http.Error(w, "invalid date", http.StatusBadRequest)
+		return
+	}
+	tz := config.GetDisplayTimezone()
+	dueDate := time.Date(parsed.Year(), parsed.Month(), parsed.Day(), 0, 0, 0, 0, tz)
+	if err := h.store.RescheduleNativeTask(req.ID, dueDate); err != nil {
+		http.Error(w, "failed to reschedule", http.StatusInternalServerError)
+		return
+	}
+	w.WriteHeader(http.StatusOK)
+}
+
 // HandleWidgetComplete proxies a task completion to the source API or native store.
 func (h *Handler) HandleWidgetComplete(w http.ResponseWriter, r *http.Request) {
 	var req widgetCompleteRequest
diff --git a/internal/store/native_tasks.go b/internal/store/native_tasks.go
index 3ec043b..ca19377 100644
--- a/internal/store/native_tasks.go
+++ b/internal/store/native_tasks.go
@@ -80,6 +80,14 @@ func (s *Store) CompleteNativeTask(id string) error {
 	return err
 }
 
+// RescheduleNativeTask sets a new due date on a task.
+func (s *Store) RescheduleNativeTask(id string, dueDate time.Time) error {
+	_, err := s.db.Exec(`
+		UPDATE native_tasks SET due_date = ?, updated_at = CURRENT_TIMESTAMP WHERE id = ?
+	`, dueDate, id)
+	return err
+}
+
 // UncompleteNativeTask marks a task as not completed.
 func (s *Store) UncompleteNativeTask(id string) error {
 	_, err := s.db.Exec(`