feat: User statuses (#10774)

* feat: User status

Signed-off-by: Artem Savchenko <armisav@gmail.com>

* Fix formatting

Signed-off-by: Artem Savchenko <armisav@gmail.com>

---------

Signed-off-by: Artem Savchenko <armisav@gmail.com>

plugins/contact/src/__tests__/workspaceMemberStatusUtils.test.ts

@@ -0,0 +1,47 @@
+import {
+  WORKSPACE_MEMBER_STATUS_MESSAGE_MAX,
+  extractLeadingStatusEmoji,
+  getWorkspaceMemberStatusSubtitle,
+  isWorkspaceMemberStatusVisible,
+  trimWorkspaceMemberStatusMessage
+} from '../workspaceMemberStatusUtils'
+
+describe('workspaceMemberStatusUtils', () => {
+  it('trimWorkspaceMemberStatusMessage enforces max length', () => {
+    const long = 'x'.repeat(WORKSPACE_MEMBER_STATUS_MESSAGE_MAX + 50)
+    expect(trimWorkspaceMemberStatusMessage(long).length).toBe(WORKSPACE_MEMBER_STATUS_MESSAGE_MAX)
+    expect(trimWorkspaceMemberStatusMessage('  hi  ')).toBe('hi')
+  })
+
+  it('trimWorkspaceMemberStatusMessage keeps emoji intact at boundary', () => {
+    const max = WORKSPACE_MEMBER_STATUS_MESSAGE_MAX
+    const input = 'a'.repeat(max - 1) + '😀' + 'z'
+    const out = trimWorkspaceMemberStatusMessage(input)
+    expect(Array.from(out).length).toBe(max)
+    expect(out.endsWith('😀')).toBe(true)
+  })
+
+  it('isWorkspaceMemberStatusVisible respects clearAt and empty message', () => {
+    const now = 1_000_000
+    expect(isWorkspaceMemberStatusVisible(undefined, now)).toBe(false)
+    expect(isWorkspaceMemberStatusVisible({ message: '', clearAt: now - 1 }, now)).toBe(false)
+    expect(isWorkspaceMemberStatusVisible({ message: '' }, now)).toBe(false)
+    expect(isWorkspaceMemberStatusVisible({ message: 'Hi' }, now)).toBe(true)
+    expect(isWorkspaceMemberStatusVisible({ message: '🏖️' }, now)).toBe(true)
+  })
+
+  it('getWorkspaceMemberStatusSubtitle returns trimmed message when visible', () => {
+    const now = 10_000_000
+    expect(getWorkspaceMemberStatusSubtitle({ message: '🏖️ Beach', clearAt: now + 1000 }, now)).toBe('🏖️ Beach')
+    expect(getWorkspaceMemberStatusSubtitle({ message: 'Only text' }, now)).toBe('Only text')
+    expect(getWorkspaceMemberStatusSubtitle({ message: '' }, now)).toBe(undefined)
+  })
+
+  it('extractLeadingStatusEmoji takes first emoji sequence', () => {
+    expect(extractLeadingStatusEmoji('🏖️ Holiday')).toBe('🏖️')
+    expect(extractLeadingStatusEmoji('⏳ In a meeting')).toBe('⏳')
+    expect(extractLeadingStatusEmoji('No emoji')).toBe(undefined)
+    expect(extractLeadingStatusEmoji('')).toBe(undefined)
+    expect(extractLeadingStatusEmoji('👋')).toBe('👋')
+  })
+})