admin-web/src/modules/notifications/components/MessageComposerDialog.vue

<script setup lang="ts">
import '@/styles/adminDensity.css'
import { computed, reactive, ref, watch } from 'vue'
import { ElMessage } from 'element-plus'
import AppDialog from '@/shared/components/AppDialog.vue'
import OperationErrorToast from '@/shared/components/OperationErrorToast.vue'
import { PlatformTenantSelector } from '@/modules/iam'
import { createNotification } from '../api/notificationCenter'
import type { NotificationTemplate, RecipientType } from '../types'
import { getApiErrorDetails, type ApiErrorDetails } from '@/shared/api/http'

const props = defineProps<{ templates: NotificationTemplate[] }>()
const open = defineModel<boolean>({ default: false })
const emit = defineEmits<{ success: [] }>()
const submitting = ref(false)
const error = ref<ApiErrorDetails | null>(null)
const scope = ref<'platform' | 'customer'>('platform')
const recipientIdsText = ref('')
const variables = reactive<Record<string, string>>({})
const form = reactive({ tenantId: '0', templateCode: '', recipientType: 'PLATFORM_ROLE' as RecipientType, roleCode: '', scheduledAt: '' })
const selectedTemplate = computed(() => props.templates.find((item) => item.templateCode === form.templateCode) ?? null)
function toDateTimeValue(date: Date) {
  const pad = (value: number) => String(value).padStart(2, '0')
  return `${date.getFullYear()}-${pad(date.getMonth() + 1)}-${pad(date.getDate())}T${pad(date.getHours())}:${pad(date.getMinutes())}:${pad(date.getSeconds())}`
}
const scheduled = computed({
  get: () => Boolean(form.scheduledAt),
  set: (value: boolean) => {
    if (value && !form.scheduledAt) form.scheduledAt = toDateTimeValue(new Date(Date.now() + 5 * 60 * 1000))
    if (!value) form.scheduledAt = ''
  },
})
const needsIds = computed(() => ['USER', 'MEMBERSHIP'].includes(form.recipientType))
const needsRole = computed(() => ['TENANT_ROLE', 'PLATFORM_ROLE'].includes(form.recipientType))
const allowedRecipients = computed(() => scope.value === 'platform'
  ? [{ label: '指定平台用户', value: 'USER' }, { label: '平台角色', value: 'PLATFORM_ROLE' }]
  : [{ label: '指定企业成员', value: 'USER' }, { label: '企业角色', value: 'TENANT_ROLE' }, { label: '企业全部成员', value: 'TENANT_ALL' }])

watch(scope, (value) => { form.tenantId = value === 'platform' ? '0' : ''; form.recipientType = value === 'platform' ? 'PLATFORM_ROLE' : 'TENANT_ALL'; form.roleCode = ''; recipientIdsText.value = '' })
watch(selectedTemplate, (value) => { for (const key of Object.keys(variables)) delete variables[key]; for (const key of value?.variableWhitelist ?? []) variables[key] = '' })

function reset() { scope.value = 'platform'; Object.assign(form, { tenantId: '0', templateCode: '', recipientType: 'PLATFORM_ROLE', roleCode: '', scheduledAt: '' }); recipientIdsText.value = ''; error.value = null; for (const key of Object.keys(variables)) delete variables[key] }
const MAX_LONG_ID = 9_223_372_036_854_775_807n
function parseIds() { return [...new Set(recipientIdsText.value.split(/[\s,，]+/).map((value) => value.trim()).filter(Boolean))] }
function idempotencyKey() { return typeof crypto !== 'undefined' && crypto.randomUUID ? crypto.randomUUID() : `notification-${Date.now()}-${Math.random().toString(36).slice(2)}` }
async function submit() {
  error.value = null
  const recipientIds = parseIds()
  if (!form.templateCode) return ElMessage.warning('请选择已激活模板')
  if (scope.value === 'customer' && !form.tenantId) return ElMessage.warning('请选择目标企业')
  if (needsIds.value && (!recipientIds.length || recipientIds.length > 1000 || recipientIds.some((value) => !/^\d+$/.test(value) || BigInt(value) > MAX_LONG_ID))) return ElMessage.warning('请输入有效的数字用户 ID，单次最多 1000 个且不能超过 19 位')
  if (needsRole.value && !form.roleCode.trim()) return ElMessage.warning('请输入角色编码')
  if (Object.values(variables).some((value) => !value.trim())) return ElMessage.warning('请填写全部模板变量')
  submitting.value = true
  try {
    await createNotification({ tenantId: form.tenantId, templateCode: form.templateCode, recipientType: form.recipientType, ...(needsIds.value ? { recipientIds } : {}), ...(needsRole.value ? { roleCode: form.roleCode.trim() } : {}), variables: { ...variables }, scheduledAt: form.scheduledAt || null, idempotencyKey: idempotencyKey() })
    ElMessage.success(form.scheduledAt ? '消息已定时' : '消息发送任务已创建')
    open.value = false; reset(); emit('success')
  } catch (reason) { error.value = getApiErrorDetails(reason, '消息发送失败') } finally { submitting.value = false }
}
</script>

<template>
  <AppDialog class="admin-density-dialog" v-model="open" title="新建消息" width="min(680px, calc(100vw - 28px))" :show-confirm="false" destroy-on-close @cancel="reset">
    <OperationErrorToast :details="error" />
    <el-form class="message-form density-form" label-position="top">
      <div class="form-grid"><el-form-item label="发送范围" required><el-segmented v-model="scope" :options="[{ label: '平台员工', value: 'platform' }, { label: '指定企业', value: 'customer' }]" /></el-form-item><el-form-item label="发送方式"><el-input model-value="站内信" disabled /></el-form-item></div>
      <PlatformTenantSelector v-if="scope === 'customer'" v-model="form.tenantId" label="目标企业" />
      <el-form-item label="消息模板" required><el-select v-model="form.templateCode" filterable placeholder="请选择已激活模板"><el-option v-for="item in templates" :key="item.id" :label="`${item.templateName}（${item.templateCode}）`" :value="item.templateCode" /></el-select></el-form-item>
      <div class="form-grid"><el-form-item label="接收对象" required><el-select v-model="form.recipientType"><el-option v-for="item in allowedRecipients" :key="item.value" :label="item.label" :value="item.value" /></el-select></el-form-item><el-form-item v-if="needsRole" label="角色编码" required><el-input v-model="form.roleCode" maxlength="64" placeholder="请输入服务端角色编码" /></el-form-item></div>
      <el-form-item v-if="needsIds" label="接收人用户 ID" required><el-input v-model="recipientIdsText" type="textarea" :rows="2" placeholder="多个用户 ID 使用逗号或换行分隔，最多 1000 个" /></el-form-item>
      <section v-if="selectedTemplate?.variableWhitelist.length" class="variables"><strong>模板变量</strong><el-form-item v-for="key in selectedTemplate.variableWhitelist" :key="key" :label="key" required><el-input v-model="variables[key]" maxlength="2000" placeholder="请输入变量值" /></el-form-item></section>
      <el-form-item label="定时发送"><div class="schedule-row"><el-switch v-model="scheduled" aria-label="启用定时发送" /><span>启用</span><el-date-picker v-model="form.scheduledAt" type="datetime" value-format="YYYY-MM-DDTHH:mm:ss" placeholder="选择发送时间" :disabled="!scheduled" /></div></el-form-item>
    </el-form>
    <template #footer="{ close }"><div class="dialog-actions"><el-button :disabled="submitting" @click="close">取消</el-button><el-button type="primary" :loading="submitting" @click="submit">{{ scheduled ? '确认定时发送' : '立即发送' }}</el-button></div></template>
  </AppDialog>
</template>

<style scoped>
.message-form { margin-top: var(--admin-space-5); }.form-grid { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: var(--admin-space-5); }.form-grid :deep(.el-select),.message-form > :deep(.el-form-item .el-select),.schedule-row :deep(.el-date-editor) { width: 100%; }.variables { margin-bottom: var(--admin-space-5); padding: var(--admin-space-5); border: 1px solid var(--cc-border); border-radius: var(--admin-radius); }.variables > strong { display: block; margin-bottom: var(--admin-space-5); font-size: var(--admin-font-body); }.schedule-row { display:grid;width:100%;grid-template-columns:auto auto minmax(180px,1fr);align-items:center;gap:var(--admin-space-3) }.dialog-actions {display:flex;justify-content:flex-end;gap:var(--admin-space-4)}.dialog-actions :deep(.el-button){margin-left:0}@media(max-width:560px){.form-grid{grid-template-columns:1fr;gap:0}.schedule-row{grid-template-columns:auto 1fr}.schedule-row :deep(.el-date-editor){grid-column:1/-1}}
</style>