admin-web/src/views/RolesView.vue

<script setup lang="ts">
import { computed, nextTick, onMounted, reactive, ref, watch } from 'vue'
import { ElMessage, ElMessageBox } from 'element-plus'
import { Pencil, Plus, RotateCcw, Search, ShieldCheck, Trash2 } from '@lucide/vue'
import { createPlatformRole, listPlatformRoles, type PlatformRoleResource } from '@/api/platformIam'
import { getApiErrorDetails, getApiErrorMessage, type ApiErrorDetails } from '@/api/http'
import ApiErrorMeta from '@/components/ApiErrorMeta.vue'
import MetricStrip from '@/components/MetricStrip.vue'
import StatusBadge from '@/components/StatusBadge.vue'
import { useUnsavedWorkRegistration } from '@/composables/useUnsavedWorkRegistration'
import { useAccessPreviewStore } from '@/stores/accessPreview'
import { useAdminDataStore } from '@/stores/adminData'
import type { DataScope, Role } from '@/types/admin'
import { buildPermissionTree, summarizePermissionSelection } from '@/utils/permissionTree'

interface TreeController {
  getCheckedKeys: (leafOnly?: boolean) => Array<string | number>
  getHalfCheckedKeys: () => Array<string | number>
  setCheckedKeys: (keys: string[]) => void
}

const store = useAdminDataStore()
const access = useAccessPreviewStore()
const editorOpen = ref(false)
const treeRef = ref<TreeController | null>(null)
const serverRoles = ref<Role[]>([])
const loading = ref(false)
const saving = ref(false)
const loadError = ref<ApiErrorDetails | null>(null)
const filters = reactive({ keyword: '', status: '', dataScope: '' })
const emptyForm = (): Omit<Role, 'userCount'> => ({ id: '', name: '', code: '', description: '', dataScope: '本部门数据', status: '启用', permissionIds: [], builtIn: false })
const form = reactive(emptyForm())
const editorLabel = computed(() => form.id ? '配置角色' : '新增角色')
const requiredPermission = computed(() => access.usesServerPermissions ? 'platform:role:create' : 'system:role:grant')
const { captureBaseline } = useUnsavedWorkRegistration({
  key: 'role-editor',
  label: editorLabel,
  isOpen: editorOpen,
  model: form,
  requiredPermission,
})
const dataScopes: DataScope[] = ['全部数据', '本部门数据', '本人数据', '自定义']

const roles = computed(() => access.usesServerPermissions ? serverRoles.value : store.roles)
const canCreate = computed(() => access.can('platform:role:create'))
const filteredRows = computed(() => roles.value.filter((item) => {
  const keyword = filters.keyword.trim().toLowerCase()
  return (!keyword || [item.name, item.code, item.description].some((value) => value.toLowerCase().includes(keyword))) && (!filters.status || item.status === filters.status) && (!filters.dataScope || item.dataScope === filters.dataScope)
}))
const metrics = computed(() => [
  { label: '角色总数', value: roles.value.length, note: access.usesServerPermissions ? 'IAM 返回的角色' : '平台角色模型' },
  { label: '启用角色', value: roles.value.filter((item) => item.status === '启用').length, note: '当前可分配' },
  { label: '授权用户', value: access.usesServerPermissions ? '—' : store.users.length, note: access.usesServerPermissions ? '成员关系待接口回显' : '已分配平台角色' },
  { label: '权限资源', value: access.usesServerPermissions ? '—' : store.permissions.length, note: access.usesServerPermissions ? '角色授权待接口回显' : '菜单、按钮与接口' },
])
const permissionTree = computed(() => buildPermissionTree(store.permissions))

watch(() => form.dataScope, () => undefined)

function resetFilters() { Object.assign(filters, { keyword: '', status: '', dataScope: '' }) }

function mapPlatformRole(role: PlatformRoleResource): Role {
  return {
    id: String(role.id),
    name: role.roleName,
    code: role.roleCode,
    description: role.description ?? '暂无角色说明',
    userCount: 0,
    dataScope: '全部数据',
    status: role.status === 'ACTIVE' ? '启用' : '停用',
    permissionIds: [],
    builtIn: role.roleType === 'SYSTEM',
  }
}

async function loadRoles() {
  if (!access.usesServerPermissions) return
  loading.value = true
  loadError.value = null
  serverRoles.value = []
  try {
    serverRoles.value = (await listPlatformRoles()).map(mapPlatformRole)
  } catch (error) {
    loadError.value = getApiErrorDetails(error, '平台角色列表加载失败，请稍后重试')
  } finally {
    loading.value = false
  }
}

function openCreate() {
  Object.assign(form, emptyForm())
  captureBaseline()
  editorOpen.value = true
  nextTick(() => treeRef.value?.setCheckedKeys([]))
}
function openEdit(row: Role) {
  if (access.usesServerPermissions) return
  Object.assign(form, { ...row, permissionIds: [...row.permissionIds] })
  captureBaseline()
  editorOpen.value = true
  nextTick(() => treeRef.value?.setCheckedKeys([...row.permissionIds]))
}

function selectedPermissionIds() {
  const checked = treeRef.value?.getCheckedKeys(false).map(String) || []
  const halfChecked = treeRef.value?.getHalfCheckedKeys().map(String) || []
  return [...new Set([...checked, ...halfChecked])]
}

function syncPermissionIds() {
  form.permissionIds = selectedPermissionIds()
}

async function saveRole() {
  if (!form.name.trim() || !form.code.trim()) { ElMessage.warning('请填写角色名称和角色编码'); return }
  const normalizedCode = form.code.trim().toUpperCase()
  const duplicate = roles.value.some((item) => item.code.toLowerCase() === normalizedCode.toLowerCase() && item.id !== form.id)
  if (duplicate) { ElMessage.error('角色编码已经存在'); return }
  if (access.usesServerPermissions) {
    saving.value = true
    try {
      const created = await createPlatformRole({
        roleCode: normalizedCode,
        roleName: form.name.trim(),
        description: form.description.trim(),
      })
      serverRoles.value.unshift(mapPlatformRole(created))
      editorOpen.value = false
      ElMessage.success('角色已创建')
    } catch (error) {
      ElMessage.error(getApiErrorMessage(error, '角色创建失败，请稍后重试'))
    } finally {
      saving.value = false
    }
    return
  }
  const permissionIds = selectedPermissionIds()
  if (permissionIds.length === 0) { ElMessage.warning('请至少选择一项菜单权限'); return }
  store.saveRole({ ...form, id: form.id || undefined, permissionIds })
  editorOpen.value = false
  ElMessage.success(form.id ? '角色及权限已更新' : '角色已创建')
}

async function removeRole(row: Role) {
  if (row.builtIn) { ElMessage.warning('系统内置角色不能删除'); return }
  if (row.userCount > 0) { ElMessage.warning('请先移除该角色下的用户'); return }
  try {
    await ElMessageBox.confirm(`确认删除角色“${row.name}”吗？`, '删除角色', { confirmButtonText: '删除', cancelButtonText: '取消', type: 'warning' })
    if (store.removeRole(row.id)) ElMessage.success('角色已删除')
  } catch {
    // 用户取消，不需要反馈。
  }
}

async function toggleStatus(row: Role) {
  if (row.builtIn) { ElMessage.warning('系统内置角色不能停用'); return }
  const target = row.status === '启用' ? '停用' : '启用'
  try {
    await ElMessageBox.confirm(`确认${target}角色“${row.name}”吗？`, '角色状态', { confirmButtonText: '确认', cancelButtonText: '取消' })
    store.saveRole({ ...row, status: target })
    ElMessage.success(`角色已${target}`)
  } catch {
    // 用户取消，不需要反馈。
  }
}

function permissionSummary(row: Role) {
  if (access.usesServerPermissions) return '待授权回显接口'
  const { menuCount, actionCount } = summarizePermissionSelection(store.permissions, row.permissionIds)
  return `${menuCount} 菜单 · ${actionCount} 操作`
}

onMounted(loadRoles)
</script>

<template>
  <div class="business-page">
    <MetricStrip :items="metrics" />
    <el-alert v-if="access.usesServerPermissions" type="warning" :closable="false" show-icon title="角色列表和新增角色已接入 IAM；编辑、启停、删除及已有权限回显接口尚未提供，相关操作暂不开放。" />
    <el-alert v-if="loadError" type="error" :closable="false" show-icon role="alert"><template #title><div class="api-error-alert-title"><span>{{ loadError.message }}</span><ApiErrorMeta :details="loadError" /></div><el-button link type="danger" @click="loadRoles">重新加载</el-button></template></el-alert>
    <section class="surface-panel filter-panel" aria-label="角色筛选">
      <div class="filter-fields"><el-input v-model="filters.keyword" clearable placeholder="角色名称、编码或描述" aria-label="角色关键词"><template #prefix><Search :size="16" /></template></el-input><el-select v-if="!access.usesServerPermissions" v-model="filters.dataScope" clearable placeholder="全部数据范围" aria-label="数据范围"><el-option v-for="item in ['全部数据','本部门数据','本人数据','自定义']" :key="item" :label="item" :value="item" /></el-select><el-select v-model="filters.status" clearable placeholder="全部状态" aria-label="角色状态"><el-option label="启用" value="启用" /><el-option label="停用" value="停用" /></el-select></div>
      <div class="filter-actions"><el-button @click="resetFilters"><RotateCcw :size="16" />重置</el-button><el-button v-if="canCreate" type="primary" @click="openCreate"><Plus :size="16" />新增角色</el-button></div>
    </section>

    <section class="surface-panel table-panel">
      <header class="panel-heading"><div><h2>角色与授权</h2><p>角色负责聚合菜单、操作和数据范围，内部用户可分配多个角色。</p></div></header>
      <el-table v-loading="loading" :data="filteredRows" row-key="id" empty-text="没有符合条件的角色">
        <el-table-column label="角色" min-width="210"><template #default="{ row }"><div class="role-cell"><span><ShieldCheck :size="18" /></span><div><strong>{{ row.name }}</strong><small>{{ row.code }}</small></div></div></template></el-table-column>
        <el-table-column prop="description" label="说明" min-width="240" show-overflow-tooltip />
        <el-table-column label="授权范围" min-width="170"><template #default="{ row }"><div class="primary-cell"><strong>{{ permissionSummary(row as Role) }}</strong><span>{{ access.usesServerPermissions ? '数据范围待接口提供' : row.dataScope }}</span></div></template></el-table-column>
        <el-table-column label="用户数" width="86" align="right"><template #default="{ row }">{{ access.usesServerPermissions ? '—' : row.userCount }}</template></el-table-column>
        <el-table-column label="类型" width="95"><template #default="{ row }"><el-tag :type="row.builtIn ? 'warning' : 'info'" effect="plain" size="small">{{ row.builtIn ? '系统内置' : '自定义' }}</el-tag></template></el-table-column>
        <el-table-column label="状态" width="88"><template #default="{ row }"><StatusBadge :status="row.status" /></template></el-table-column>
        <el-table-column label="操作" width="235" fixed="right"><template #default="{ row }"><span v-if="access.usesServerPermissions" class="secondary-text">接口待补齐</span><div v-else-if="access.can('system:role:grant')" class="table-actions"><el-button link type="primary" @click="openEdit(row as Role)"><Pencil :size="15" />配置</el-button><el-button link :type="row.status === '启用' ? 'danger' : 'success'" :disabled="row.builtIn" @click="toggleStatus(row as Role)">{{ row.status === '启用' ? '停用' : '启用' }}</el-button><el-button link type="danger" :disabled="row.builtIn || row.userCount > 0" @click="removeRole(row as Role)"><Trash2 :size="15" />删除</el-button></div></template></el-table-column>
      </el-table>
    </section>

    <el-drawer v-model="editorOpen" :title="form.id ? '配置角色' : '新增角色'" size="760px" class="business-drawer editor-drawer" :modal="false" :close-on-click-modal="false">
      <el-form label-position="top" class="drawer-form">
        <div class="form-section"><h3>基本信息</h3><div class="form-grid two-cols"><el-form-item label="角色名称" required><el-input v-model="form.name" maxlength="64" /></el-form-item><el-form-item label="角色编码" required><el-input v-model="form.code" :disabled="Boolean(form.builtIn)" placeholder="如 OPS_MANAGER" maxlength="64" /></el-form-item><el-form-item v-if="!access.usesServerPermissions" label="数据范围"><el-select v-model="form.dataScope"><el-option v-for="item in dataScopes" :key="item" :label="item" :value="item" /></el-select></el-form-item><el-form-item v-if="!access.usesServerPermissions" label="状态"><el-radio-group v-model="form.status" :disabled="Boolean(form.builtIn)"><el-radio-button label="启用" value="启用" /><el-radio-button label="停用" value="停用" /></el-radio-group></el-form-item></div><el-form-item label="角色说明"><el-input v-model="form.description" type="textarea" :rows="2" maxlength="200" show-word-limit /></el-form-item></div>
        <div v-if="!access.usesServerPermissions" class="form-section permission-section"><div class="section-heading-row"><div><h3>菜单与操作权限</h3><p>目录仅用于组织结构且独立授权；停用目录不会级联停用已启用的菜单和操作。</p></div><span>{{ form.permissionIds.length }} 项原有授权</span></div><el-tree ref="treeRef" class="permission-tree" :data="permissionTree" node-key="id" show-checkbox check-strictly default-expand-all :props="{ label: 'name', children: 'children' }" @check="syncPermissionIds"><template #default="{ data }"><div class="permission-node"><span>{{ data.name }}</span><code>{{ data.code }}</code></div></template></el-tree></div>
      </el-form>
      <template #footer><div class="drawer-footer"><el-button @click="editorOpen = false">取消</el-button><el-button v-if="access.usesServerPermissions ? canCreate : access.can('system:role:grant')" type="primary" :loading="saving" @click="saveRole">保存角色</el-button></div></template>
    </el-drawer>
  </div>
</template>