feat: unify Google Tasks with main system via caching and integrated UI

- Implement SQLite caching layer for Google Tasks
- Integrate Google Tasks into unified Atoms loop (showing in Tasks tab)
- Update Planning tab to include cached Google Tasks
- Enhance Quick Add form with Todoist project selector
- Remove orphaned HandleTasksTab/HandleRefreshTab methods
- Update tests to reflect new BuildTimeline signature and data structures

1 files changed, 25 insertions, 31 deletions

diff --git a/internal/handlers/timeline_logic.go b/internal/handlers/timeline_logic.go
index 145e851..8430ee9 100644
--- a/internal/handlers/timeline_logic.go
+++ b/internal/handlers/timeline_logic.go
@@ -7,14 +7,13 @@ import (
 	"strings"
 	"time"
 
-	"task-dashboard/internal/api"
 	"task-dashboard/internal/config"
 	"task-dashboard/internal/models"
 	"task-dashboard/internal/store"
 )
 
 // BuildTimeline aggregates and normalizes data into a timeline structure
-func BuildTimeline(ctx context.Context, s *store.Store, tasksClient api.GoogleTasksAPI, start, end time.Time) ([]models.TimelineItem, error) {
+func BuildTimeline(ctx context.Context, s *store.Store, start, end time.Time) ([]models.TimelineItem, error) {
 	var items []models.TimelineItem
 	now := config.Now()
 
@@ -145,37 +144,32 @@ func BuildTimeline(ctx context.Context, s *store.Store, tasksClient api.GoogleTa
 		}
 	}
 
-	// 5. Fetch Google Tasks
-	if tasksClient != nil {
-		gTasks, err := tasksClient.GetTasksByDateRange(ctx, start, end)
-		if err != nil {
-			log.Printf("Warning: failed to fetch Google Tasks: %v", err)
-		} else {
-			log.Printf("Google Tasks: fetched %d tasks in date range", len(gTasks))
-			for _, gTask := range gTasks {
-				// Tasks without due date are placed in today section
-				taskTime := now
-				if gTask.DueDate != nil {
-					taskTime = *gTask.DueDate
-				}
-				item := models.TimelineItem{
-					ID:           gTask.ID,
-					Type:         models.TimelineItemTypeGTask,
-					Title:        gTask.Title,
-					Time:         taskTime,
-					Description:  gTask.Notes,
-					URL:          gTask.URL,
-					OriginalItem: gTask,
-					IsCompleted:  gTask.Completed,
-					Source:       "gtasks",
-					ListID:       gTask.ListID,
-				}
-				item.ComputeDaySection(now)
-				items = append(items, item)
+	// 5. Fetch Google Tasks from store cache
+	gTasks, err := s.GetGoogleTasksByDateRange(start, end)
+	if err != nil {
+		log.Printf("Warning: failed to read cached Google Tasks: %v", err)
+	} else {
+		for _, gTask := range gTasks {
+			// Tasks without due date are placed in today section
+			taskTime := now
+			if gTask.DueDate != nil {
+				taskTime = *gTask.DueDate
+			}
+			item := models.TimelineItem{
+				ID:           gTask.ID,
+				Type:         models.TimelineItemTypeGTask,
+				Title:        gTask.Title,
+				Time:         taskTime,
+				Description:  gTask.Notes,
+				URL:          gTask.URL,
+				OriginalItem: gTask,
+				IsCompleted:  gTask.Completed,
+				Source:       "gtasks",
+				ListID:       gTask.ListID,
 			}
+			item.ComputeDaySection(now)
+			items = append(items, item)
 		}
-	} else {
-		log.Printf("Google Tasks client not configured")
 	}
 
 	// Sort items by Time