feat: workspace switcher and misc

src/platform/workspace/composables/useWorkspaceUI.ts

@@ -0,0 +1,177 @@
+import { computed, ref } from 'vue'
+import { createSharedComposable } from '@vueuse/core'
+
+import type { WorkspaceRole, WorkspaceType } from '../api/workspaceApi'
+import { useWorkspaceStore } from '../stores/workspaceStore'
+
+/** Permission flags for workspace actions */
+export interface WorkspacePermissions {
+  canViewOtherMembers: boolean
+  canViewPendingInvites: boolean
+  canInviteMembers: boolean
+  canManageInvites: boolean
+  canRemoveMembers: boolean
+  canLeaveWorkspace: boolean
+  canAccessWorkspaceMenu: boolean
+  canManageSubscription: boolean
+}
+
+/** UI configuration for workspace role */
+export interface WorkspaceUIConfig {
+  showMembersList: boolean
+  showPendingTab: boolean
+  showSearch: boolean
+  showDateColumn: boolean
+  showRoleBadge: boolean
+  membersGridCols: string
+  pendingGridCols: string
+  headerGridCols: string
+  showEditWorkspaceMenuItem: boolean
+  workspaceMenuAction: 'leave' | 'delete' | null
+  workspaceMenuDisabledTooltip: string | null
+}
+
+function getPermissions(
+  type: WorkspaceType,
+  role: WorkspaceRole
+): WorkspacePermissions {
+  if (type === 'personal') {
+    return {
+      canViewOtherMembers: false,
+      canViewPendingInvites: false,
+      canInviteMembers: false,
+      canManageInvites: false,
+      canRemoveMembers: false,
+      canLeaveWorkspace: false,
+      canAccessWorkspaceMenu: true,
+      canManageSubscription: true
+    }
+  }
+
+  if (role === 'owner') {
+    return {
+      canViewOtherMembers: true,
+      canViewPendingInvites: true,
+      canInviteMembers: true,
+      canManageInvites: true,
+      canRemoveMembers: true,
+      canLeaveWorkspace: true,
+      canAccessWorkspaceMenu: true,
+      canManageSubscription: true
+    }
+  }
+
+  // member role
+  return {
+    canViewOtherMembers: true,
+    canViewPendingInvites: false,
+    canInviteMembers: false,
+    canManageInvites: false,
+    canRemoveMembers: false,
+    canLeaveWorkspace: true,
+    canAccessWorkspaceMenu: true,
+    canManageSubscription: false
+  }
+}
+
+function getUIConfig(
+  type: WorkspaceType,
+  role: WorkspaceRole
+): WorkspaceUIConfig {
+  if (type === 'personal') {
+    return {
+      showMembersList: false,
+      showPendingTab: false,
+      showSearch: false,
+      showDateColumn: false,
+      showRoleBadge: false,
+      membersGridCols: 'grid-cols-1',
+      pendingGridCols: 'grid-cols-[50%_20%_20%_10%]',
+      headerGridCols: 'grid-cols-1',
+      showEditWorkspaceMenuItem: true,
+      workspaceMenuAction: null,
+      workspaceMenuDisabledTooltip: null
+    }
+  }
+
+  if (role === 'owner') {
+    return {
+      showMembersList: true,
+      showPendingTab: true,
+      showSearch: true,
+      showDateColumn: true,
+      showRoleBadge: true,
+      membersGridCols: 'grid-cols-[50%_40%_10%]',
+      pendingGridCols: 'grid-cols-[50%_20%_20%_10%]',
+      headerGridCols: 'grid-cols-[50%_40%_10%]',
+      showEditWorkspaceMenuItem: true,
+      workspaceMenuAction: 'delete',
+      workspaceMenuDisabledTooltip:
+        'workspacePanel.menu.deleteWorkspaceDisabledTooltip'
+    }
+  }
+
+  // member role
+  return {
+    showMembersList: true,
+    showPendingTab: false,
+    showSearch: true,
+    showDateColumn: true,
+    showRoleBadge: true,
+    membersGridCols: 'grid-cols-[1fr_auto]',
+    pendingGridCols: 'grid-cols-[50%_20%_20%_10%]',
+    headerGridCols: 'grid-cols-[1fr_auto]',
+    showEditWorkspaceMenuItem: false,
+    workspaceMenuAction: 'leave',
+    workspaceMenuDisabledTooltip: null
+  }
+}
+
+/**
+ * Internal implementation of UI configuration composable.
+ */
+function useWorkspaceUIInternal() {
+  const store = useWorkspaceStore()
+
+  // Tab management (shared UI state)
+  const activeTab = ref<string>('plan')
+
+  function setActiveTab(tab: string | number) {
+    activeTab.value = String(tab)
+  }
+
+  const workspaceType = computed<WorkspaceType>(
+    () => store.activeWorkspace?.type ?? 'personal'
+  )
+
+  const workspaceRole = computed<WorkspaceRole>(
+    () => store.activeWorkspace?.role ?? 'owner'
+  )
+
+  const permissions = computed<WorkspacePermissions>(() =>
+    getPermissions(workspaceType.value, workspaceRole.value)
+  )
+
+  const uiConfig = computed<WorkspaceUIConfig>(() =>
+    getUIConfig(workspaceType.value, workspaceRole.value)
+  )
+
+  return {
+    // Tab management
+    activeTab: computed(() => activeTab.value),
+    setActiveTab,
+
+    // Permissions and config
+    permissions,
+    uiConfig,
+    workspaceType,
+    workspaceRole
+  }
+}
+
+/**
+ * UI configuration composable derived from workspace state.
+ * Controls what UI elements are visible/enabled based on role and workspace type.
+ * Uses createSharedComposable to ensure tab state is shared across components.
+ */
+export const useWorkspaceUI = createSharedComposable(useWorkspaceUIInternal)