feat: remove Todoist integration entirely

Native tasks (native_tasks table) fully replace Todoist. All Todoist
API code, store functions, handlers, routes, templates, and tests have
been removed. Migration 021 drops the now-unused tasks cache table.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

1 files changed, 10 insertions, 136 deletions

diff --git a/internal/handlers/timeline_logic_test.go b/internal/handlers/timeline_logic_test.go
index 03bc291..3678b62 100644
--- a/internal/handlers/timeline_logic_test.go
+++ b/internal/handlers/timeline_logic_test.go
@@ -46,20 +46,6 @@ func setupTestStore(t *testing.T) *store.Store {
 	}
 
 	schema := `
-		CREATE TABLE IF NOT EXISTS tasks (
-			id TEXT PRIMARY KEY,
-			content TEXT NOT NULL,
-			description TEXT,
-			project_id TEXT,
-			project_name TEXT,
-			due_date DATETIME,
-			priority INTEGER DEFAULT 1,
-			completed BOOLEAN DEFAULT FALSE,
-			labels TEXT,
-			url TEXT,
-			created_at DATETIME,
-			updated_at DATETIME DEFAULT CURRENT_TIMESTAMP
-		);
 		CREATE TABLE IF NOT EXISTS meals (
 			id TEXT PRIMARY KEY,
 			recipe_name TEXT NOT NULL,
@@ -118,15 +104,9 @@ func setupTestStore(t *testing.T) *store.Store {
 
 func TestBuildTimeline(t *testing.T) {
 	s := setupTestStore(t)
-	
+
 	// Fix a base time: 2023-01-01 08:00:00
 	baseTime := time.Date(2023, 1, 1, 8, 0, 0, 0, time.UTC)
-	
-	// Task: 10:00
-	taskDate := baseTime.Add(2 * time.Hour)
-	_ = s.SaveTasks([]models.Task{
-		{ID: "t1", Content: "Task 1", DueDate: &taskDate},
-	})
 
 	// Meal: Lunch (defaults to 12:00)
 	mealDate := baseTime // Date part matters
@@ -138,7 +118,7 @@ func TestBuildTimeline(t *testing.T) {
 	cardDate := baseTime.Add(6 * time.Hour)
 	_ = s.SaveBoards([]models.Board{
 		{
-			ID: "b1",
+			ID:   "b1",
 			Name: "Board 1",
 			Cards: []models.Card{
 				{ID: "c1", Name: "Card 1", DueDate: &cardDate, ListID: "l1"},
@@ -161,27 +141,23 @@ func TestBuildTimeline(t *testing.T) {
 		t.Fatalf("BuildTimeline failed: %v", err)
 	}
 
-	if len(items) != 4 {
-		t.Errorf("Expected 4 items, got %d", len(items))
+	if len(items) != 3 {
+		t.Errorf("Expected 3 items, got %d", len(items))
 	}
 
 	// Expected Order:
 	// 1. Event (09:00)
-	// 2. Task (10:00)
-	// 3. Meal (12:00)
-	// 4. Card (14:00)
+	// 2. Meal (12:00)
+	// 3. Card (14:00)
 
 	if items[0].Type != models.TimelineItemTypeEvent {
 		t.Errorf("Expected item 0 to be Event, got %s", items[0].Type)
 	}
-	if items[1].Type != models.TimelineItemTypeTask {
-		t.Errorf("Expected item 1 to be Task, got %s", items[1].Type)
+	if items[1].Type != models.TimelineItemTypeMeal {
+		t.Errorf("Expected item 1 to be Meal, got %s", items[1].Type)
 	}
-	if items[2].Type != models.TimelineItemTypeMeal {
-		t.Errorf("Expected item 2 to be Meal, got %s", items[2].Type)
-	}
-	if items[3].Type != models.TimelineItemTypeCard {
-		t.Errorf("Expected item 3 to be Card, got %s", items[3].Type)
+	if items[2].Type != models.TimelineItemTypeCard {
+		t.Errorf("Expected item 2 to be Card, got %s", items[2].Type)
 	}
 }
 
@@ -273,78 +249,6 @@ func TestCalcCalendarBounds(t *testing.T) {
 	}
 }
 
-func TestBuildTimeline_IncludesOverdueItems(t *testing.T) {
-	s := setupTestStore(t)
-
-	// Base: "today" is Jan 2, 2023
-	today := time.Date(2023, 1, 2, 0, 0, 0, 0, time.UTC)
-	yesterday := time.Date(2023, 1, 1, 10, 0, 0, 0, time.UTC) // overdue
-	todayNoon := time.Date(2023, 1, 2, 12, 0, 0, 0, time.UTC) // current
-
-	// Save a task that is overdue (yesterday) and one that is current (today)
-	_ = s.SaveTasks([]models.Task{
-		{ID: "overdue1", Content: "Overdue task", DueDate: &yesterday},
-		{ID: "current1", Content: "Current task", DueDate: &todayNoon},
-	})
-
-	// Query range: today through tomorrow
-	end := today.AddDate(0, 0, 1)
-
-	items, err := BuildTimeline(context.Background(), s, today, end)
-	if err != nil {
-		t.Fatalf("BuildTimeline failed: %v", err)
-	}
-
-	// Should include both the overdue task and the current task
-	if len(items) < 2 {
-		t.Errorf("Expected at least 2 items (overdue + current), got %d", len(items))
-		for _, item := range items {
-			t.Logf("  item: %s (type=%s, time=%s)", item.Title, item.Type, item.Time)
-		}
-	}
-
-	// Verify overdue task is marked as overdue
-	foundOverdue := false
-	for _, item := range items {
-		if item.ID == "overdue1" {
-			foundOverdue = true
-			if !item.IsOverdue {
-				t.Error("Expected overdue task to be marked IsOverdue=true")
-			}
-			if item.DaySection != models.DaySectionToday {
-				t.Errorf("Expected overdue task in Today section, got %s", item.DaySection)
-			}
-		}
-	}
-	if !foundOverdue {
-		t.Error("Overdue task was not included in timeline results")
-	}
-}
-
-func TestBuildTimeline_ExcludesCompletedOverdue(t *testing.T) {
-	s := setupTestStore(t)
-
-	yesterday := time.Date(2023, 1, 1, 10, 0, 0, 0, time.UTC)
-	today := time.Date(2023, 1, 2, 0, 0, 0, 0, time.UTC)
-	end := today.AddDate(0, 0, 1)
-
-	// Save a completed overdue task — should NOT appear
-	_ = s.SaveTasks([]models.Task{
-		{ID: "done1", Content: "Done overdue", DueDate: &yesterday, Completed: true},
-	})
-
-	items, err := BuildTimeline(context.Background(), s, today, end)
-	if err != nil {
-		t.Fatalf("BuildTimeline failed: %v", err)
-	}
-
-	for _, item := range items {
-		if item.ID == "done1" {
-			t.Error("Completed overdue task should not appear in timeline")
-		}
-	}
-}
-
 func TestBuildTimeline_ReadsCalendarEventsFromStore(t *testing.T) {
 	s := setupTestStore(t)
 
@@ -483,36 +387,6 @@ func TestSaveAndGetCalendarEvents(t *testing.T) {
 	}
 }
 
-func TestBuildTimeline_IncludesUndatedTodoistTasks(t *testing.T) {
-	s := setupTestStore(t)
-
-	// Save a task with no due date
-	_ = s.SaveTasks([]models.Task{
-		{ID: "undated1", Content: "Take out recycling"}, // DueDate is nil
-	})
-
-	start := time.Date(2023, 1, 1, 0, 0, 0, 0, time.UTC)
-	end := time.Date(2023, 1, 2, 0, 0, 0, 0, time.UTC)
-
-	items, err := BuildTimeline(context.Background(), s, start, end)
-	if err != nil {
-		t.Fatalf("BuildTimeline failed: %v", err)
-	}
-
-	found := false
-	for _, item := range items {
-		if item.ID == "undated1" {
-			found = true
-			if item.DaySection != models.DaySectionToday {
-				t.Errorf("Undated task should be in Today section, got %s", item.DaySection)
-			}
-		}
-	}
-	if !found {
-		t.Error("Undated Todoist task should appear in timeline Today section")
-	}
-}
-
 func timePtr(t time.Time) *time.Time {
 	return &t
 }