add break time entries and simplified time tracker ui

resources/js/packages/ui/src/utils/breakPlacement.test.ts

@@ -0,0 +1,57 @@
+import { describe, expect, it } from 'vitest';
+import type { TimeEntry } from '@/packages/api/src';
+import {
+    findMisplacedBreak,
+    type BreakPlacementHint,
+} from '@/packages/ui/src/utils/breakPlacement';
+
+// Decision logic behind the aggregate (collapsed grouped-break) row's placement
+// warning: the row shows the hint — and navigates the calendar — based on the
+// first misplaced break in the group.
+function breakEntry(id: string): TimeEntry {
+    return { id, type: 'break', start: '2026-07-14T10:00:00Z' } as TimeEntry;
+}
+
+function hint(misplaced: boolean): BreakPlacementHint {
+    return {
+        misplaced,
+        previousWorkEnd: null,
+        nextWorkStart: null,
+        gapBeforeSeconds: null,
+        gapAfterSeconds: null,
+    };
+}
+
+describe('findMisplacedBreak', () => {
+    it('returns the first misplaced break in a group', () => {
+        const entries = [breakEntry('break-a'), breakEntry('break-b')];
+        const result = findMisplacedBreak(entries, {
+            'break-a': hint(false),
+            'break-b': hint(true),
+        });
+        expect(result?.id).toBe('break-b');
+    });
+
+    it('returns null when no break in the group is misplaced', () => {
+        const entries = [breakEntry('break-a'), breakEntry('break-b')];
+        const result = findMisplacedBreak(entries, {
+            'break-a': hint(false),
+            'break-b': hint(false),
+        });
+        expect(result).toBeNull();
+    });
+
+    it('returns null when the group has no placement hints', () => {
+        const entries = [breakEntry('break-a'), breakEntry('break-b')];
+        expect(findMisplacedBreak(entries, {})).toBeNull();
+    });
+
+    it('ignores hints for entries that are not in the group', () => {
+        const entries = [breakEntry('break-a')];
+        const result = findMisplacedBreak(entries, {
+            'break-a': hint(false),
+            'break-elsewhere': hint(true),
+        });
+        expect(result).toBeNull();
+    });
+});