feat(widget): forward IsOverdue from TimelineItem to WidgetItem API

3 files changed, 47 insertions, 5 deletions

diff --git a/internal/handlers/widget.go b/internal/handlers/widget.go
index dc10db6..f8a63a0 100644
--- a/internal/handlers/widget.go
+++ b/internal/handlers/widget.go
@@ -32,11 +32,12 @@ func WidgetAuthMiddleware(token string, next http.Handler) http.Handler {
 // Exported for testability.
 func TimelineItemToWidgetItem(item models.TimelineItem) models.WidgetItem {
 	wi := models.WidgetItem{
-		ID:       item.ID,
-		Title:    item.Title,
-		Source:   item.Source,
-		IsAllDay: item.IsAllDay,
-		URL:      item.URL,
+		ID:        item.ID,
+		Title:     item.Title,
+		Source:    item.Source,
+		IsAllDay:  item.IsAllDay,
+		IsOverdue: item.IsOverdue,
+		URL:       item.URL,
 	}
 
 	switch item.Type {
diff --git a/internal/handlers/widget_test.go b/internal/handlers/widget_test.go
index 6d741d2..06e1749 100644
--- a/internal/handlers/widget_test.go
+++ b/internal/handlers/widget_test.go
@@ -170,6 +170,46 @@ func TestTimelineItemToWidgetItem_AllDayTask_KeepsFloatingBehavior(t *testing.T)
 	}
 }
 
+// TestTimelineItemToWidgetItem_ForwardsIsOverdue proves the 2026-07-12
+// overdue-badge fix: TimelineItem.IsOverdue (already computed correctly by
+// ComputeDaySection, confirmed by the earlier fix that made overdue tasks
+// appear in the timeline at all) must be forwarded onto WidgetItem so the
+// Android client can render it distinctly -- previously it was silently
+// dropped, so an overdue task looked identical to a normal one on the
+// widget.
+func TestTimelineItemToWidgetItem_ForwardsIsOverdue(t *testing.T) {
+	item := models.TimelineItem{
+		ID:        "overdue-1",
+		Title:     "Pay the water bill",
+		Source:    "doot",
+		Type:      models.TimelineItemTypeTask,
+		Time:      time.Now(),
+		IsOverdue: true,
+	}
+
+	wi := TimelineItemToWidgetItem(item)
+
+	if !wi.IsOverdue {
+		t.Error("expected IsOverdue to be forwarded as true")
+	}
+}
+
+func TestTimelineItemToWidgetItem_NotOverdueByDefault(t *testing.T) {
+	item := models.TimelineItem{
+		ID:     "today-1",
+		Title:  "Water the plants",
+		Source: "doot",
+		Type:   models.TimelineItemTypeTask,
+		Time:   time.Now(),
+	}
+
+	wi := TimelineItemToWidgetItem(item)
+
+	if wi.IsOverdue {
+		t.Error("expected IsOverdue to be false when the source item isn't overdue")
+	}
+}
+
 func TestHandleWidgetComplete_NonCompletable(t *testing.T) {
 	h := &Handler{}
 	body := `{"id":"x","source":"calendar"}`
diff --git a/internal/models/widget.go b/internal/models/widget.go
index 8d0bdd6..e2876b0 100644
--- a/internal/models/widget.go
+++ b/internal/models/widget.go
@@ -13,6 +13,7 @@ type WidgetItem struct {
 	Start       *time.Time `json:"start,omitempty"` // nil = no specific time (floating task)
 	End         *time.Time `json:"end,omitempty"`
 	IsAllDay    bool       `json:"is_all_day"`
+	IsOverdue   bool       `json:"is_overdue"`
 	URL         string     `json:"url,omitempty"`
 	Completable bool       `json:"completable"` // true = doot task (checkbox shown)
 }