xh-medical-sign-web/clinical-web/src/views/workbench/signing/components/SignedDocumentDialog.vue

<script setup lang="ts">
/**
 * 已签署文书的在线预览（原型 openPdfView 的 mdPdfView）。
 *
 * 用的是**同一个**文书渲染组件（SigningDocumentInteractive，只读态），
 * 而不是另写一套纸样：预览看到的版式必须与工作台里、与导出 PDF 的完全一致，
 * 三处各写一份必然漂移。
 *
 * 底部两个出口对应原型结果卡上的「下载」「只读副本」：
 * - 下载 PDF 原件：优先取服务端产物，没有产物时（演示环境）由前端现场生成；
 * - 只读副本：前端加带审计编号的水印后导出，对外提供时用这份。
 */
import type { SigningTaskRecord } from '@/api/workbench/types'
import SigningDocumentInteractive from '@/components/signing/SigningDocumentInteractive.vue'
import SigningDocumentPreview from '@/components/signing/SigningDocumentPreview.vue'

defineProps<{
  visible: boolean
  task: SigningTaskRecord | null
  /** 导出中：两个下载按钮一起禁用，避免重复点出多份 PDF */
  exporting: boolean
}>()

const emit = defineEmits<{
  close: []
  download: []
  'download-readonly-copy': []
}>()
</script>

<template>
  <Teleport to="body">
    <div v-if="visible && task" class="preview-mask" @click.self="emit('close')">
      <section
        class="preview-card"
        role="dialog"
        aria-modal="true"
        aria-labelledby="signed-preview-title"
      >
        <header class="preview-header">
          <strong id="signed-preview-title">在线预览（PDF）</strong>
          <span class="preview-subtitle">
            {{ task.documentName }} · {{ task.id }} · {{ task.patientName }}
          </span>
          <button type="button" class="preview-close" aria-label="关闭" @click="emit('close')">
            ×
          </button>
        </header>

        <div class="preview-body">
          <SigningDocumentInteractive
            v-if="task.documentContentHtml"
            :task="task"
            :interactive="false"
          />
          <SigningDocumentPreview v-else :task="task" />
        </div>

        <footer class="preview-footer">
          <span class="preview-note">
            正式文书以服务端生成的 PDF 原件为准；此处预览按任务固化的文书版本渲染。
          </span>
          <span class="preview-spacer" />
          <button
            type="button"
            class="preview-button preview-button--ghost"
            :disabled="exporting"
            title="生成带水印与审计编号的副本，对外提供时使用"
            @click="emit('download-readonly-copy')"
          >
            只读副本
          </button>
          <button
            type="button"
            class="preview-button"
            :disabled="exporting"
            @click="emit('download')"
          >
            {{ exporting ? '生成中…' : '下载 PDF 原件' }}
          </button>
        </footer>
      </section>
    </div>
  </Teleport>
</template>

<style scoped>
.preview-mask {
  position: fixed;
  z-index: 60;
  inset: 0;
  display: flex;
  padding: 18px;
  background: rgb(9 40 52 / 45%);
}

.preview-card {
  display: flex;
  width: 900px;
  max-width: 96vw;
  height: calc(100vh - 36px);
  min-height: 0;
  flex-direction: column;
  margin: auto;
  background: #fff;
  border-radius: 14px;
  box-shadow: var(--sh-modal);
  animation: preview-pop 0.18s ease;
}

.preview-header {
  display: flex;
  flex-shrink: 0;
  gap: 10px;
  align-items: baseline;
  padding: 12px 18px;
  border-bottom: 1px solid var(--line);
}

.preview-header strong {
  font-size: 15px;
}

.preview-subtitle {
  overflow: hidden;
  color: var(--mut);
  font-size: 12px;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.preview-close {
  flex-shrink: 0;
  padding: 0;
  margin-left: auto;
  color: var(--mut);
  font-size: 20px;
  line-height: 1;
  background: transparent;
}

/* 唯一滚动区：文书在自己的框里滚，头尾常驻 */
.preview-body {
  flex: 1;
  min-height: 0;
  padding: 14px;
  background: #f2f6f8;
}

/* 让复用的文书外壳吃满弹窗高度，由它内部的 .sign-doc-body 滚动 */
.preview-body :deep(.sign-doc) {
  height: 100%;
  min-height: 0;
}

.preview-footer {
  display: flex;
  flex-shrink: 0;
  gap: 10px;
  align-items: center;
  padding: 10px 18px;
  color: var(--mut);
  font-size: 12px;
  background: #f8fbfc;
  border-top: 1px solid var(--line);
  border-radius: 0 0 14px 14px;
}

.preview-note {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.preview-spacer {
  flex: 1;
}

.preview-button {
  flex-shrink: 0;
  padding: 8px 16px;
  color: #fff;
  font-size: 13px;
  font-weight: 700;
  background: var(--brand);
  border-radius: 7px;
}

.preview-button:disabled {
  cursor: not-allowed;
  opacity: 0.6;
}

.preview-button--ghost {
  color: var(--brand);
  background: #fff;
  border: 1px solid var(--brand);
}

.preview-button--ghost:hover:not(:disabled) {
  background: var(--brand-l);
}

@keyframes preview-pop {
  from {
    opacity: 0;
    transform: scale(0.97) translateY(8px);
  }

  to {
    opacity: 1;
    transform: none;
  }
}

@media (max-width: 680px) {
  .preview-note {
    display: none;
  }
}
</style>