<template>
  <el-dialog v-model="dialogVisible" :title="title" width="1200px" top="5vh" append-to-body destroy-on-close class="audit-dialog">
    <div class="audit-container">
      <!-- 左侧：文档编辑区域 -->
      <div class="preview-section">
        <div class="preview-header">
          <div class="file-info">
            <el-icon class="file-icon"><Document /></el-icon>
            <span class="file-name">{{ document?.fileName || t('document.document.documentAudit.untitledDocument') }}</span>
          </div>
          <div class="header-actions">
            <el-tooltip :content="t('document.document.documentAudit.viewVersionsTooltip')" placement="bottom">
              <el-button size="small" @click="handleViewVersions" :loading="loadingVersions">
                <el-icon><Clock /></el-icon>
                {{ t('document.document.documentAudit.viewVersions') }}
              </el-button>
            </el-tooltip>
            <el-tooltip :content="t('document.document.documentAudit.cleanCommentsTooltip')" placement="bottom">
              <el-button size="small" @click="handleCleanComments" :loading="cleaningComments">
                <el-icon><Delete /></el-icon>
                {{ t('document.document.documentAudit.cleanComments') }}
              </el-button>
            </el-tooltip>
            <el-tooltip :content="t('document.document.documentAudit.copySignatureTooltip')" placement="bottom">
              <el-button type="primary" size="small" @click="handleCopyAvatar" class="copy-avatar-btn" :loading="copyingAvatar">
                <el-icon><Picture /></el-icon>
                {{ t('document.document.documentAudit.copySignature') }}
              </el-button>
            </el-tooltip>
          </div>
        </div>
        <div class="preview-container">
          <!-- WPS 编辑器容器 -->
          <div
            v-if="document?.ossId"
            ref="wpsContainerRef"
            class="wps-container"
            @dragenter="handleDragEnter"
            @dragleave="handleDragLeave"
            @dragover.prevent="handleDragOver"
            @drop.prevent="handleDrop"
          >
            <!-- 拖拽提示层 -->
            <div v-if="isDragging" class="drag-overlay">
              <div class="drag-hint">
                <el-icon class="drag-icon"><Upload /></el-icon>
                <p>{{ t('document.document.documentAudit.dropImageHint') }}</p>
              </div>
            </div>

            <!-- 降级方案：iframe 预览 -->
            <iframe v-if="wpsError && document?.url" :src="document.url" class="document-iframe" frameborder="0"></iframe>
          </div>

          <!-- 加载状态 -->
          <div v-if="wpsLoading" class="loading-state">
            <el-icon class="is-loading"><Loading /></el-icon>
            <p>{{ t('document.document.documentAudit.loadingEditor') }}</p>
          </div>

          <!-- 错误状态 -->
          <div v-if="wpsError && !document?.url" class="error-state">
            <el-result icon="error" :title="t('document.document.documentAudit.loadFailed')" :sub-title="wpsError">
              <template #extra>
                <el-button type="primary" @click="() => initWpsEditor(false)">{{ t('document.document.documentAudit.reload') }}</el-button>
              </template>
            </el-result>
          </div>

          <!-- 空状态 -->
          <el-empty v-if="!document?.ossId" :description="t('document.document.documentAudit.noDocument')" :image-size="100" />
        </div>
      </div>

      <!-- 右侧：审核表单区域 -->
      <div class="audit-section">
        <div class="section-header">
          <el-icon><Edit /></el-icon>
          <span>{{ t('document.document.documentAudit.auditInfo') }}</span>
        </div>

        <el-form ref="auditFormRef" :model="auditForm" :rules="auditRules" label-position="top" class="audit-form">
          <!-- 文档信息卡片 -->
          <el-card shadow="never" class="info-card">
            <template #header>
              <div class="card-header">
                <el-icon><InfoFilled /></el-icon>
                <span>{{ t('document.document.documentAudit.documentInfo') }}</span>
              </div>
            </template>
            <div class="info-item">
              <span class="info-label">{{ t('document.document.documentAudit.documentName') }}：</span>
              <span class="info-value">{{ document?.fileName || '-' }}</span>
            </div>
            <div class="info-item">
              <span class="info-label">{{ t('document.document.documentAudit.documentId') }}：</span>
              <span class="info-value">{{ document?.id || '-' }}</span>
            </div>
          </el-card>

          <!-- 审核结果 -->
          <el-form-item :label="t('document.document.auditForm.result')" prop="result">
            <el-radio-group v-model="auditForm.result" class="result-radio-group">
              <el-radio label="3" border>
                <div class="radio-content">
                  <el-icon class="radio-icon success"><CircleCheck /></el-icon>
                  <div class="radio-text">
                    <div class="radio-title">{{ t('document.document.auditForm.pass') }}</div>
                    <div class="radio-desc">{{ t('document.document.documentAudit.passDesc') }}</div>
                  </div>
                </div>
              </el-radio>
              <el-radio label="2" border>
                <div class="radio-content">
                  <el-icon class="radio-icon danger"><CircleClose /></el-icon>
                  <div class="radio-text">
                    <div class="radio-title">{{ t('document.document.auditForm.reject') }}</div>
                    <div class="radio-desc">{{ t('document.document.documentAudit.rejectDesc') }}</div>
                  </div>
                </div>
              </el-radio>
            </el-radio-group>
          </el-form-item>

          <!-- 驳回原因 -->
          <el-form-item v-if="auditForm.result === '2'" :label="t('document.document.auditForm.reason')" prop="reason">
            <el-input
              v-model="auditForm.reason"
              type="textarea"
              :rows="6"
              :placeholder="t('document.document.auditForm.reasonPlaceholder')"
              maxlength="500"
              show-word-limit
            />
          </el-form-item>

          <!-- 审核提示 -->
          <el-alert v-if="auditForm.result === '3'" :title="t('document.document.documentAudit.passAlert')" type="success" :closable="false" show-icon />
          <el-alert v-if="auditForm.result === '2'" :title="t('document.document.documentAudit.rejectAlert')" type="warning" :closable="false" show-icon />
        </el-form>
      </div>
    </div>

    <template #footer>
      <div class="dialog-footer">
        <el-button @click="handleCancel" size="large">
          <el-icon><Close /></el-icon>
          {{ t('document.document.button.cancel') }}
        </el-button>
        <el-button type="primary" @click="submitForm" :loading="loading" size="large">
          <el-icon><Check /></el-icon>
          {{ t('document.document.button.submit') }}
        </el-button>
      </div>
    </template>
  </el-dialog>

  <!-- 历史版本对话框 -->
  <el-dialog v-model="showVersionDialog" :title="t('document.document.documentAudit.historyVersions')" width="800px" append-to-body destroy-on-close">
    <el-table :data="versionList" v-loading="loadingVersions" stripe>
      <el-table-column prop="version" :label="t('document.document.documentAudit.versionNumber')" width="150" align="center" />
      <el-table-column prop="createTime" :label="t('document.document.documentAudit.createTime')" min-width="180" align="center" />
      <el-table-column prop="updateTime" :label="t('document.document.documentAudit.updateTime')" min-width="180" align="center" />
      <el-table-column :label="t('document.document.documentAudit.action')" width="120" align="center" fixed="right">
        <template #default="{ row }">
          <el-button type="primary" size="small" @click="handleSelectVersion(row.version)"> {{ t('document.document.documentAudit.select') }} </el-button>
        </template>
      </el-table-column>
    </el-table>

    <template #footer>
      <el-button @click="showVersionDialog = false">{{ t('document.document.button.cancel') }}</el-button>
    </template>
  </el-dialog>
</template>

<script setup lang="ts">
import { ref, reactive, watch, nextTick, onBeforeUnmount } from 'vue';
import { useI18n } from 'vue-i18n';
import type { FormInstance } from 'element-plus';
import { ElMessage, ElMessageBox } from 'element-plus';
import { Document, Edit, InfoFilled, CircleCheck, CircleClose, Close, Check, Loading, Upload, Picture, Delete, Clock } from '@element-plus/icons-vue';
import { useUserStore } from '@/store/modules/user';
import { cleanDocumentComments, getFileVersionList, getFinalFile, initWpsDocument, cancelWpsDocument, type FileVersion } from '@/api/wps/save';

interface Document {
  id: number | string;
  name?: string;
  ossId?: number | string;
  fileName?: string;
  url?: string;
}

interface AuditData {
  documentId: number | string;
  result: number;
  rejectReason?: string;
  ossId?: number | string; // 最终的 ossId
}

interface Props {
  modelValue: boolean;
  document?: Document | null;
  title?: string;
}

interface Emits {
  (e: 'update:modelValue', value: boolean): void;
  (e: 'submit', data: AuditData): void; // 提交审核数据
}

const props = defineProps<Props>();
const emit = defineEmits<Emits>();

const { t } = useI18n();
const userStore = useUserStore();

const dialogVisible = ref(false);
const loading = ref(false);
const auditFormRef = ref<FormInstance>();

// WPS 编辑器相关
const wpsContainerRef = ref<HTMLDivElement>();
const wpsLoading = ref(false);
const wpsError = ref('');
const isDragging = ref(false);
const copyingAvatar = ref(false);
const cleaningComments = ref(false);
const currentVersion = ref(1); // 当前文档版本号
const showVersionDialog = ref(false); // 显示历史版本对话框
const versionList = ref<FileVersion[]>([]); // 历史版本列表
const loadingVersions = ref(false); // 加载历史版本中
let wpsInstance: any = null;
let dragCounter = 0; // 用于跟踪拖拽进入/离开次数

// WPS 配置
const WPS_APP_ID = 'SX20260105YMMIXV';

// 审核表单数据
const auditForm = ref({
  id: 0 as number | string,
  result: '3',
  reason: ''
});

// 审核表单验证规则
const auditRules = reactive({
  result: [
    {
      required: true,
      message: t('document.document.auditRule.resultRequired'),
      trigger: 'change'
    }
  ],
  reason: [
    {
      required: true,
      message: t('document.document.auditRule.reasonRequired'),
      trigger: 'blur'
    }
  ]
});

// 获取文件类型
const getFileType = (fileName: string) => {
  const name = fileName.toLowerCase();
  if (name.endsWith('.docx') || name.endsWith('.doc')) return 'w';
  if (name.endsWith('.xlsx') || name.endsWith('.xls')) return 's';
  if (name.endsWith('.pptx') || name.endsWith('.ppt')) return 'p';
  if (name.endsWith('.pdf')) return 'f';
  return 'w';
};

// 初始化 WPS 编辑器
// shouldCallInitApi: 是否需要调用后端初始化接口（只在 dialog 首次打开时为 true）
const initWpsEditor = async (shouldCallInitApi = false) => {
  if (!wpsContainerRef.value || !props.document?.ossId) {
    return;
  }

  try {
    wpsLoading.value = true;
    wpsError.value = '';

    // 检查 WPS SDK
    if (!(window as any).WebOfficeSDK) {
      wpsError.value = 'WPS SDK 未加载';
      wpsLoading.value = false;
      return;
    }

    const WebOfficeSDK = (window as any).WebOfficeSDK;

    // 获取文件类型
    const officeType = getFileType(props.document.fileName || '', props.document.url);

    // 只在 dialog 首次打开时调用后端接口初始化文档
    if (shouldCallInitApi) {
      console.log('[WPS] 调用后端初始化接口，ossId:', props.document.ossId);
      try {
        const initRes = await initWpsDocument(props.document.ossId);
        const backendVersion = initRes.data; // data 直接是版本号
        currentVersion.value = backendVersion;
        console.log('[WPS] 后端返回版本号:', backendVersion);
      } catch (err: any) {
        console.error('[WPS] 调用后端初始化接口失败:', err);
        wpsLoading.value = false;
        wpsError.value = '初始化文档失败';

        // 显示错误提示
        ElMessage.error('初始化文档失败: ' + (err.message || '未知错误'));

        // 关闭对话框
        setTimeout(() => {
          dialogVisible.value = false;
        }, 1500);

        return; // 终止初始化流程
      }
    } else {
      console.log('[WPS] 使用当前版本号重新初始化编辑器，版本:', currentVersion.value);
    }

    // 使用 ossId + 当前版本号组成 fileId
    const fileId = `${props.document.ossId}_${currentVersion.value}`;

    console.log('[WPS] 初始化配置:', {
      appId: WPS_APP_ID,
      officeType: officeType,
      fileId: fileId,
      ossId: props.document.ossId,
      version: currentVersion.value,
      fileName: props.document.fileName,
      fileUrl: props.document.url
    });

    // 标准初始化配置（按官方文档）
    const config = {
      // 必需参数
      appId: WPS_APP_ID,
      officeType: officeType,
      fileId: fileId,

      // 可选参数
      mount: wpsContainerRef.value,
      // 指定当前用户ID为编辑者ID
      userId: String(userStore.userId)
    };

    // 初始化 WPS 编辑器
    wpsInstance = WebOfficeSDK.init(config);

    wpsLoading.value = false;
    console.log('[WPS] 编辑器初始化成功');
  } catch (err: any) {
    console.error('[WPS] 初始化失败:', err);
    wpsError.value = err.message || '初始化失败';
    wpsLoading.value = false;
  }
};

// 销毁 WPS 编辑器
const destroyWpsEditor = () => {
  if (wpsInstance) {
    try {
      if (wpsInstance.destroy) {
        wpsInstance.destroy();
      }
      wpsInstance = null;
      console.log('[WPS] 编辑器已销毁');
    } catch (err) {
      console.error('[WPS] 销毁编辑器失败:', err);
    }
  }
};

// 保存文档
const saveWpsDocument = async () => {
  if (!wpsInstance) {
    return null;
  }

  try {
    console.log('[WPS] 开始保存文档');
    const result = await wpsInstance.save();
    console.log('[WPS] 保存成功:', result);
    return result;
  } catch (err: any) {
    console.error('[WPS] 保存失败:', err);
    throw err;
  }
};

// 拖拽进入
const handleDragEnter = (e: DragEvent) => {
  dragCounter++;
  if (dragCounter === 1) {
    isDragging.value = true;
  }
};

// 拖拽离开
const handleDragLeave = (e: DragEvent) => {
  dragCounter--;
  if (dragCounter === 0) {
    isDragging.value = false;
  }
};

// 拖拽悬停
const handleDragOver = (e: DragEvent) => {
  e.preventDefault();
  e.stopPropagation();
};

// 处理拖放
const handleDrop = async (e: DragEvent) => {
  e.preventDefault();
  e.stopPropagation();

  isDragging.value = false;
  dragCounter = 0;

  if (!wpsInstance) {
    ElMessage.warning(t('document.document.documentAudit.wpsNotInitialized'));
    return;
  }

  // 处理图片拖放
  const files = e.dataTransfer?.files;
  if (!files || files.length === 0) {
    return;
  }

  // 只处理第一个文件
  const file = files[0];

  // 检查是否是图片
  if (!file.type.startsWith('image/')) {
    ElMessage.warning(t('document.document.documentAudit.onlyImageSupported'));
    return;
  }

  try {
    console.log('[WPS] 开始插入图片:', file.name);

    // 读取图片为 base64
    const reader = new FileReader();
    reader.onload = async (event) => {
      const base64 = event.target?.result as string;

      try {
        // 获取 WPS Application 对象
        const app = await wpsInstance.Application;

        if (!app) {
          ElMessage.error('无法获取 WPS Application 对象');
          return;
        }

        // 根据文件类型插入图片
        const officeType = getFileType(props.document?.fileName || '');

        if (officeType === 'w') {
          // Word 文档：插入图片到光标位置
          const selection = await app.ActiveDocument.Application.Selection;
          await selection.InlineShapes.AddPicture(base64);
          ElMessage.success(t('document.document.documentAudit.imageInserted'));
        } else if (officeType === 's') {
          // Excel 表格：插入图片到当前单元格
          const activeSheet = await app.ActiveSheet;
          const activeCell = await app.ActiveCell;
          const row = await activeCell.Row;
          const col = await activeCell.Column;
          await activeSheet.Shapes.AddPicture(base64, false, true, col * 64, row * 20, 200, 150);
          ElMessage.success(t('document.document.documentAudit.imageInserted'));
        } else if (officeType === 'p') {
          // PowerPoint：插入图片到当前幻灯片
          const activeSlide = await app.ActivePresentation.Slides.Item(await app.ActiveWindow.Selection.SlideRange.SlideIndex);
          await activeSlide.Shapes.AddPicture(base64, false, true, 100, 100, 200, 150);
          ElMessage.success(t('document.document.documentAudit.imageInserted'));
        } else {
          ElMessage.warning(t('document.document.documentAudit.currentTypeNotSupported'));
        }

        console.log('[WPS] 图片插入成功');
      } catch (err: any) {
        console.error('[WPS] 插入图片失败:', err);
        ElMessage.error(t('document.document.documentAudit.insertImageFailed') + ': ' + err.message);
      }
    };

    reader.onerror = () => {
      ElMessage.error(t('document.document.documentAudit.readImageFailed'));
    };

    reader.readAsDataURL(file);
  } catch (err: any) {
    console.error('[WPS] 处理拖放失败:', err);
    ElMessage.error(t('document.document.documentAudit.dropHandleFailed'));
  }
};

// 复制头像到剪贴板
const handleCopyAvatar = async () => {
  try {
    // 先让用户选择审核结果
    let reviewResult: string;

    try {
      await ElMessageBox.confirm(t('document.document.copySignature.selectResultMessage'), t('document.document.copySignature.selectResult'), {
        confirmButtonText: t('document.document.copySignature.pass'),
        cancelButtonText: t('document.document.copySignature.reject'),
        distinguishCancelAndClose: true,
        closeOnClickModal: false,
        closeOnPressEscape: false,
        type: 'info'
      });
      // 点击确认按钮 = 通过
      reviewResult = 'pass';
    } catch (action) {
      if (action === 'cancel') {
        // 点击取消按钮 = 驳回
        reviewResult = 'reject';
      } else {
        // 点击关闭或按 ESC = 取消操作
        console.log('[签名] 用户取消选择');
        return;
      }
    }

    copyingAvatar.value = true;
    console.log('[签名] 开始生成审核信息图片，审核结果:', reviewResult);

    // 获取当前用户昵称
    const reviewerName = userStore.nickname || userStore.name || t('document.document.copySignature.unknown');

    // 获取当前时间
    const now = new Date();
    const year = now.getFullYear();
    const month = now.getMonth() + 1;
    const day = now.getDate();
    const hour = now.getHours();
    const minute = now.getMinutes();
    const reviewTime = t('document.document.copySignature.timeFormat', { year, month, day, hour, minute });

    // 审核结果文本
    const resultText = reviewResult === 'pass' ? t('document.document.copySignature.passText') : t('document.document.copySignature.rejectText');

    // 根据审核结果确定颜色
    const color = reviewResult === 'pass' ? '#00aa00' : '#ff0000';

    console.log('[签名] 审核结果:', reviewResult, '颜色:', color, '结果文本:', resultText);

    // 创建 canvas
    const canvas = document.createElement('canvas');
    const ctx = canvas.getContext('2d');

    if (!ctx) {
      ElMessage.error(t('document.document.copySignature.canvasNotSupported'));
      copyingAvatar.value = false;
      return;
    }

    // 设置 canvas 尺寸
    const width = 300;
    const height = 100;
    canvas.width = width;
    canvas.height = height;

    // 不填充背景，保持透明

    // 绘制边框（5px 粗，根据审核结果变色）
    ctx.strokeStyle = color;
    ctx.lineWidth = 5;
    ctx.strokeRect(2.5, 2.5, width - 5, height - 5);

    // 设置字体样式（根据审核结果变色）
    ctx.fillStyle = color;
    ctx.textBaseline = 'middle';

    // 第一行：审核人（左边）和审核结果（右边）
    ctx.font = 'bold 18px Arial, "Microsoft YaHei", sans-serif';
    const reviewerText = t('document.document.copySignature.reviewer', { name: reviewerName });
    ctx.fillText(reviewerText, 20, height / 3);

    // 审核结果靠右显示
    const resultWidth = ctx.measureText(resultText).width;
    ctx.fillText(resultText, width - resultWidth - 20, height / 3);

    // 第二行：审核时间（居左对齐，加粗）
    ctx.font = 'bold 16px Arial, "Microsoft YaHei", sans-serif';
    const line2 = t('document.document.copySignature.reviewTime', { time: reviewTime });
    ctx.fillText(line2, 20, (height * 2) / 3);

    console.log('[签名] Canvas 绘制完成');

    // 将 canvas 转换为 Blob
    canvas.toBlob(async (blob) => {
      if (!blob) {
        ElMessage.error(t('document.document.copySignature.generateFailed'));
        copyingAvatar.value = false;
        return;
      }

      console.log('[签名] 图片生成成功，大小:', blob.size);

      try {
        // 复制到剪贴板
        await navigator.clipboard.write([
          new ClipboardItem({
            'image/png': blob
          })
        ]);

        ElMessage({
          type: 'success',
          message: t('document.document.copySignature.copySuccess'),
          duration: 3000
        });

        // 显示使用提示
        setTimeout(() => {
          ElMessage({
            type: 'info',
            dangerouslyUseHTMLString: true,
            message: t('document.document.copySignature.usageHint'),
            duration: 6000,
            showClose: true
          });
        }, 500);

        console.log('[签名] 复制成功');
      } catch (err: any) {
        console.error('[签名] 复制失败:', err);

        // 根据错误类型显示不同提示
        if (err.message?.includes('clipboard') || err.message?.includes('Clipboard')) {
          ElMessage({
            type: 'warning',
            dangerouslyUseHTMLString: true,
            message: t('document.document.copySignature.browserNotSupported'),
            duration: 6000,
            showClose: true
          });
        } else {
          ElMessage({
            type: 'error',
            message: t('document.document.copySignature.copyFailed', { error: err.message || t('document.document.copySignature.unknownError') }),
            duration: 5000
          });
        }
      } finally {
        copyingAvatar.value = false;
      }
    }, 'image/png');
  } catch (err: any) {
    console.error('[签名] 生成图片失败:', err);
    ElMessage.error(t('document.document.copySignature.generateFailed') + ': ' + (err.message || t('document.document.copySignature.unknownError')));
    copyingAvatar.value = false;
  }
};

// 清空批注
const handleCleanComments = async () => {
  if (!props.document?.id || !props.document?.ossId) {
    ElMessage.warning(t('document.document.documentAudit.documentInfoIncomplete'));
    return;
  }

  try {
    await ElMessageBox.confirm(t('document.document.documentAudit.cleanCommentsConfirm'), t('document.document.documentAudit.cleanCommentsTitle'), {
      confirmButtonText: t('document.document.message.confirmButton'),
      cancelButtonText: t('document.document.message.cancelButton'),
      type: 'warning'
    });

    cleaningComments.value = true;
    console.log('[清空批注] 开始清空文档批注，文档ID:', props.document.id, 'ossId:', props.document.ossId, '当前版本:', currentVersion.value);

    // 调用后端接口清空批注，获取新版本号
    const res = await cleanDocumentComments(props.document.ossId);
    const newVersion = res.data; // 后端返回的新版本号
    currentVersion.value = newVersion;

    ElMessage.success(t('document.document.documentAudit.cleanCommentsSuccess'));
    console.log('[清空批注] 批注清空成功，新版本号:', newVersion);

    // 销毁当前 WPS 编辑器
    destroyWpsEditor();

    // 等待 DOM 更新
    await nextTick();

    // 使用新版本号重新初始化 WPS 编辑器（不调用后端初始化接口）
    await initWpsEditor(false);

    console.log('[清空批注] WPS 编辑器已使用新版本重新初始化，fileId:', `${props.document.ossId}_${currentVersion.value}`);
  } catch (err: any) {
    if (err === 'cancel') {
      console.log('[清空批注] 用户取消操作');
      return;
    }

    console.error('[清空批注] 清空失败:', err);
    ElMessage.error(t('document.document.documentAudit.cleanCommentsFailed') + ': ' + (err.message || t('document.document.copySignature.unknownError')));
  } finally {
    cleaningComments.value = false;
  }
};

// 查看历史版本
const handleViewVersions = async () => {
  if (!props.document?.ossId) {
    ElMessage.warning(t('document.document.documentAudit.documentInfoIncomplete'));
    return;
  }

  try {
    loadingVersions.value = true;
    showVersionDialog.value = true;

    console.log('[历史版本] 获取历史版本列表，ossId:', props.document.ossId);

    const res = await getFileVersionList(props.document.ossId);
    versionList.value = res.data || [];

    console.log('[历史版本] 获取成功，版本数量:', versionList.value.length);
  } catch (err: any) {
    console.error('[历史版本] 获取失败:', err);
    ElMessage.error(t('document.document.documentAudit.getVersionsFailed') + ': ' + (err.message || t('document.document.copySignature.unknownError')));
    showVersionDialog.value = false;
  } finally {
    loadingVersions.value = false;
  }
};

// 选择历史版本
const handleSelectVersion = async (version: number) => {
  if (!props.document?.ossId) {
    ElMessage.warning(t('document.document.documentAudit.documentInfoIncomplete'));
    return;
  }

  try {
    console.log('[历史版本] 选择版本:', version, 'ossId:', props.document.ossId);

    // 更新当前版本号
    currentVersion.value = version;

    // 关闭历史版本对话框
    showVersionDialog.value = false;

    // 销毁当前 WPS 编辑器
    destroyWpsEditor();

    // 等待 DOM 更新
    await nextTick();

    // 使用选择的版本号重新初始化 WPS 编辑器（不调用后端初始化接口）
    await initWpsEditor(false);

    ElMessage.success(t('document.document.documentAudit.switchVersionSuccess', { version }));
    console.log('[历史版本] WPS 编辑器已切换到版本:', version, 'fileId:', `${props.document.ossId}_${version}`);
  } catch (err: any) {
    console.error('[历史版本] 切换版本失败:', err);
    ElMessage.error(t('document.document.documentAudit.switchVersionFailed') + ': ' + (err.message || t('document.document.copySignature.unknownError')));
  }
};

// 监听 modelValue 变化
watch(
  () => props.modelValue,
  (val) => {
    dialogVisible.value = val;
    if (val && props.document) {
      // 重置版本号为 1
      currentVersion.value = 1;

      auditForm.value = {
        id: props.document.id,
        result: '3',
        reason: ''
      };
      nextTick(() => {
        auditFormRef.value?.clearValidate();
        // 自动初始化 WPS 编辑器，使用版本号 1（调用后端初始化接口）
        if (props.document?.ossId) {
          console.log('[WPS] 对话框打开，初始化编辑器，版本号:', currentVersion.value);
          initWpsEditor(true);
        }
      });
    }
  }
);

// 监听dialogVisible变化
watch(dialogVisible, async (val) => {
  emit('update:modelValue', val);
  if (!val) {
    // 对话框关闭时，调用取消接口
    if (props.document?.ossId) {
      try {
        console.log('[WPS] 对话框关闭，调用取消接口，ossId:', props.document.ossId);
        await cancelWpsDocument(props.document.ossId);
        console.log('[WPS] 取消接口调用成功');
      } catch (err) {
        console.error('[WPS] 取消接口调用失败:', err);
        // 取消接口失败不影响关闭流程
      }
    }

    auditForm.value = {
      id: 0,
      result: '3',
      reason: ''
    };
    // 关闭对话框时重置版本号
    currentVersion.value = 1;
    destroyWpsEditor();
  }
});

// 取消操作
const handleCancel = () => {
  dialogVisible.value = false;
};

// 提交表单
const submitForm = () => {
  auditFormRef.value?.validate(async (valid: boolean) => {
    if (valid) {
      loading.value = true;
      try {
        // 如果使用了 WPS 编辑器，先保存文档
        let savedFileInfo = null;
        if (wpsInstance) {
          try {
            savedFileInfo = await saveWpsDocument();
            if (savedFileInfo) {
              console.log('[审核提交] 文档保存成功:', savedFileInfo);
              ElMessage.success(t('document.document.documentAudit.documentSaved'));
            }
          } catch (err) {
            console.error('[审核提交] 保存文档失败:', err);
            ElMessage.warning(t('document.document.documentAudit.documentSaveFailed'));
          }
        }

        // 获取当前 fileId
        const currentFileId = `${props.document?.ossId}_${currentVersion.value}`;
        console.log('[审核提交] 当前 fileId:', currentFileId);

        // 调用接口获取最终文档信息
        let finalOssId = props.document?.ossId;
        try {
          console.log('[审核提交] 获取最终文档信息...');
          const finalFileRes = await getFinalFile(currentFileId);
          finalOssId = finalFileRes.data.ossId;
          console.log('[审核提交] 获取到最终 ossId:', finalOssId);
        } catch (err) {
          console.error('[审核提交] 获取最终文档信息失败:', err);
          ElMessage.warning(t('document.document.documentAudit.getFinalFileFailed'));
        }

        // 构建审核数据
        const auditData: AuditData = {
          documentId: auditForm.value.id,
          result: parseInt(auditForm.value.result),
          rejectReason: auditForm.value.reason,
          ossId: finalOssId // 使用最终的 ossId
        };

        console.log('[审核提交] 提交审核数据到父组件:', auditData);

        // 关闭对话框
        dialogVisible.value = false;

        // 通过 emit 将审核数据传递给父组件
        emit('submit', auditData);
      } catch (error) {
        console.error('[审核提交] 处理失败:', error);
        ElMessage.error(t('document.document.documentAudit.processFailed') + ': ' + (error as any).message || t('document.document.copySignature.unknownError'));
      } finally {
        loading.value = false;
      }
    }
  });
};

// 组件卸载前清理
onBeforeUnmount(() => {
  destroyWpsEditor();
});
</script>

<style scoped lang="scss">
.audit-dialog {
  :deep(.el-dialog__header) {
    padding: 20px 24px;
    border-bottom: 1px solid #e4e7ed;
    margin: 0;

    .el-dialog__title {
      font-size: 18px;
      font-weight: 600;
      color: #303133;
    }
  }

  :deep(.el-dialog__body) {
    padding: 0;
    height: calc(80vh - 140px);
    overflow: hidden;
  }

  :deep(.el-dialog__footer) {
    padding: 16px 24px;
    border-top: 1px solid #e4e7ed;
  }
}

.audit-container {
  display: flex;
  height: 100%;
  gap: 1px;
  background: #e4e7ed;
}

.preview-section {
  flex: 1;
  display: flex;
  flex-direction: column;
  background: #fff;
  min-width: 0;
  position: relative;
}

.preview-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  background: #fff;
  border-bottom: 1px solid #e4e7ed;
  flex-shrink: 0;

  .file-info {
    display: flex;
    align-items: center;
    gap: 12px;

    .file-icon {
      font-size: 24px;
      color: #409eff;
    }

    .file-name {
      font-size: 16px;
      font-weight: 500;
      color: #303133;
      max-width: 600px;
      overflow: hidden;
      text-overflow: ellipsis;
      white-space: nowrap;
    }
  }

  .header-actions {
    display: flex;
    gap: 8px;

    .copy-avatar-btn {
      .el-icon {
        margin-right: 4px;
      }
    }
  }
}

.preview-container {
  position: absolute;
  top: 68px;
  left: 0;
  right: 0;
  bottom: 0;
  overflow: hidden;

  .wps-container {
    width: 100%;
    height: 100%;
    position: relative;
  }

  .document-iframe {
    width: 100%;
    height: 100%;
    border: none;
  }

  .drag-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(64, 158, 255, 0.1);
    border: 2px dashed #409eff;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    pointer-events: none;

    .drag-hint {
      text-align: center;

      .drag-icon {
        font-size: 64px;
        color: #409eff;
        margin-bottom: 16px;
      }

      p {
        font-size: 18px;
        font-weight: 500;
        color: #409eff;
      }
    }
  }

  .loading-state {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;

    .el-icon {
      font-size: 48px;
      color: #409eff;
      margin-bottom: 16px;
    }

    p {
      font-size: 14px;
      color: #909399;
    }
  }

  :deep(.el-result),
  :deep(.el-empty) {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 100%;
  }
}

.audit-section {
  width: 400px;
  display: flex;
  flex-direction: column;
  background: #fff;
  flex-shrink: 0;
}

.section-header {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 16px 20px;
  background: #f5f7fa;
  border-bottom: 1px solid #e4e7ed;
  font-size: 15px;
  font-weight: 500;
  color: #303133;

  .el-icon {
    font-size: 18px;
    color: #409eff;
  }
}

.audit-form {
  flex: 1;
  padding: 20px;
  overflow-y: auto;

  &::-webkit-scrollbar {
    width: 6px;
  }

  &::-webkit-scrollbar-thumb {
    background: #dcdfe6;
    border-radius: 3px;

    &:hover {
      background: #c0c4cc;
    }
  }
}

.info-card {
  margin-bottom: 20px;

  :deep(.el-card__header) {
    padding: 12px 16px;
    background: #f5f7fa;
  }

  .card-header {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    font-weight: 500;
    color: #303133;

    .el-icon {
      font-size: 16px;
      color: #409eff;
    }
  }

  :deep(.el-card__body) {
    padding: 16px;
  }
}

.info-item {
  display: flex;
  align-items: center;
  padding: 8px 0;
  font-size: 14px;

  &:not(:last-child) {
    border-bottom: 1px solid #f0f2f5;
  }

  .info-label {
    color: #909399;
    min-width: 80px;
  }

  .info-value {
    color: #303133;
    flex: 1;
    word-break: break-all;
  }
}

.result-radio-group {
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: 12px;

  :deep(.el-radio) {
    margin: 0;
    padding: 0;
    height: auto;

    &.is-bordered {
      padding: 16px;
      border-radius: 8px;
      border: 2px solid #dcdfe6;
      transition: all 0.3s;

      &:hover {
        border-color: #409eff;
      }

      &.is-checked {
        border-color: #409eff;
        background: #ecf5ff;
      }
    }

    .el-radio__input {
      display: none;
    }

    .el-radio__label {
      padding: 0;
    }
  }
}

.radio-content {
  display: flex;
  align-items: center;
  gap: 12px;
  width: 100%;

  .radio-icon {
    font-size: 32px;
    flex-shrink: 0;

    &.success {
      color: #67c23a;
    }

    &.danger {
      color: #f56c6c;
    }
  }

  .radio-text {
    flex: 1;

    .radio-title {
      font-size: 15px;
      font-weight: 500;
      color: #303133;
      margin-bottom: 4px;
    }

    .radio-desc {
      font-size: 13px;
      color: #909399;
    }
  }
}

:deep(.el-form-item) {
  margin-bottom: 20px;

  .el-form-item__label {
    font-weight: 500;
    color: #303133;
    margin-bottom: 8px;
  }
}

:deep(.el-alert) {
  margin-top: 12px;
  border-radius: 6px;
}

.dialog-footer {
  display: flex;
  justify-content: flex-end;
  gap: 12px;

  .el-button {
    min-width: 100px;

    .el-icon {
      margin-right: 4px;
    }
  }
}

// 响应式设计
@media (max-width: 1400px) {
  .audit-dialog {
    :deep(.el-dialog) {
      width: 95% !important;
    }
  }

  .audit-section {
    width: 350px;
  }
}

@media (max-width: 1200px) {
  .audit-container {
    flex-direction: column;
  }

  .preview-section {
    height: 50%;
  }

  .audit-section {
    width: 100%;
    height: 50%;
  }
}
</style>
