init

src/iview/form/IViewFormUploadFile.vue

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+<template>
+  <div class="iqudoo-form-file-upload">
+    <div>
+      <!-- 文件列表 -->
+      <div class="file-list-wrapper" v-if="fileFormModel.length > 0">
+        <a-list size="small" :data-source="fileFormModel" class="file-list">
+          <template #renderItem="{ item, index }">
+            <a-list-item>
+              <div
+                class="file-item"
+                :class="{
+                  dragging: draggingIndex === index,
+                  'drag-over': draggedOverIndex === index && draggingIndex !== index,
+                }"
+                :draggable="dragToSort && !field.disabled && !readOnly"
+                @dragstart="handleDragStart(index)"
+                @dragend="handleDragEnd"
+                @dragover="handleDragOver"
+                @dragenter="handleDragEnter(index)"
+                @dragleave="handleDragLeave"
+                @drop="handleDrop(index)"
+              >
+                <div class="file-icon">
+                  <file-text-outlined v-if="isFileType(item, 'txt')" />
+                  <file-pdf-outlined v-else-if="isFileType(item, 'pdf')" />
+                  <file-excel-outlined v-else-if="isFileType(item, 'excel')" />
+                  <file-word-outlined v-else-if="isFileType(item, 'word')" />
+                  <file-zip-outlined v-else-if="isFileType(item, 'zip')" />
+                  <file-outlined v-else />
+                </div>
+                <div class="file-content">
+                  <div class="file-name-row">
+                    <a class="file-name" :href="item" target="_blank">
+                      {{ getFileName(item) }}
+                    </a>
+                    <div class="file-actions" v-if="!field.disabled && !readOnly">
+                      <a-button type="link" @click="downloadFile(item)">
+                        <template #icon><download-outlined /></template>
+                      </a-button>
+                      <a-button type="link" danger @click="removeFile(index)">
+                        <template #icon><delete-outlined /></template>
+                      </a-button>
+                    </div>
+                  </div>
+                  <div class="file-info">{{ getFileTypeLabel(item) }}</div>
+                </div>
+                <div
+                  class="drag-handle"
+                  v-if="dragToSort && !field.disabled && !readOnly"
+                >
+                  <holder-outlined />
+                </div>
+              </div>
+            </a-list-item>
+          </template>
+        </a-list>
+      </div>
+
+      <!-- 上传触发区域 -->
+      <div
+        v-show="readOnly || fileFormModel.length < field.fileCount"
+        class="upload-trigger"
+      >
+        <a-upload
+          :id="'form_item_' + formatFieldName(field.name)"
+          :max-count="field.fileCount"
+          :show-upload-list="false"
+          :before-upload="beforeUpload"
+          :accept="acceptedImageTypes"
+          :multiple="multipleSelect"
+          list-type="picture-card"
+        >
+          <div class="upload-button">
+            <a-spin :spinning="loading">
+              <plus-outlined />
+              <div class="upload-text">
+                {{ multipleSelect ? "选择多个文件" : "上传文件" }}
+              </div>
+            </a-spin>
+          </div>
+        </a-upload>
+      </div>
+    </div>
+    <div class="upload-hint">
+      <span>
+        {{ fileFormModel.length }}/{{ field.fileCount }}个
+        <template v-if="field.fileSize"> · 最大{{ field.fileSize }}MB </template>
+        <template v-if="acceptDescription"> · 支持{{ acceptDescription }} </template>
+        <template v-if="multipleSelect"> · 支持多选和拖动排序 </template>
+      </span>
+    </div>
+  </div>
+</template>
+
+<script setup>
+import { ref, computed } from "vue";
+import { useVModel } from "@/iview/utils/useModel";
+import { apiRequest } from "@/iview/utils/request";
+import { showErrorTips } from "@/iview/utils/messageTips";
+import {
+  DeleteOutlined,
+  DownloadOutlined,
+  PlusOutlined,
+  FileTextOutlined,
+  FilePdfOutlined,
+  FileExcelOutlined,
+  FileWordOutlined,
+  FileZipOutlined,
+  FileOutlined,
+  HolderOutlined,
+} from "@ant-design/icons-vue";
+
+const props = defineProps({
+  field: {
+    type: Object,
+    required: true,
+  },
+  accept: {
+    type: String,
+    default: ".pdf,.doc,.docx,.xls,.xlsx,.zip,.rar,.txt",
+  },
+  multipleSelect: {
+    type: Boolean,
+    default: false,
+  },
+  dragToSort: {
+    type: Boolean,
+    default: true,
+  },
+  fieldPrefix: {
+    type: String,
+    default: "",
+  },
+  modelValue: {
+    type: Object,
+    required: true,
+  },
+  readOnly: {
+    type: Boolean,
+    default: false,
+  },
+  rawFormData: {
+    type: Object,
+  },
+});
+
+const emit = defineEmits(["update:modelValue"]);
+const vModel = useVModel(props, "modelValue", emit);
+
+const loading = ref(false);
+const draggingIndex = ref(-1);
+const draggedOverIndex = ref(-1);
+const dragPlaceholder = ref(null);
+
+const acceptDescription = computed(() => {
+  const types = props.accept
+    .split(",")
+    .map((type) => {
+      return type.replace(".", "").toUpperCase();
+    })
+    .join("、");
+  return types;
+});
+
+const acceptedImageTypes = computed(() => {
+  return (
+    props.accept ||
+    "application/pdf,application/excel,application/word,application/zip,text/plain"
+  );
+});
+
+const formatFieldName = (name) => {
+  if (!props.fieldPrefix) {
+    return name;
+  }
+  return props.fieldPrefix + "-" + name;
+};
+
+// 判断文件类型
+const isFileType = (url, type) => {
+  const fileName = getFileName(url).toLowerCase();
+  if (type === "pdf") {
+    return fileName.endsWith(".pdf");
+  } else if (type === "excel") {
+    return fileName.endsWith(".xls") || fileName.endsWith(".xlsx");
+  } else if (type === "word") {
+    return fileName.endsWith(".doc") || fileName.endsWith(".docx");
+  } else if (type === "zip") {
+    return fileName.endsWith(".zip") || fileName.endsWith(".rar");
+  } else if (type === "txt") {
+    return fileName.endsWith(".txt") || fileName.endsWith(".log");
+  }
+  return true;
+};
+
+// 获取文件类型标签
+const getFileTypeLabel = (url) => {
+  const fileName = getFileName(url).toLowerCase();
+  let fileType = "文件";
+
+  if (fileName.endsWith(".pdf")) {
+    fileType = "PDF文档";
+  } else if (fileName.endsWith(".doc") || fileName.endsWith(".docx")) {
+    fileType = "Word文档";
+  } else if (fileName.endsWith(".xls") || fileName.endsWith(".xlsx")) {
+    fileType = "Excel表格";
+  } else if (fileName.endsWith(".zip") || fileName.endsWith(".rar")) {
+    fileType = "压缩包";
+  } else if (fileName.endsWith(".txt")) {
+    fileType = "文本文件";
+  }
+
+  return fileType;
+};
+
+const getFileName = (url) => {
+  if (!url) return "未知文件";
+  const parts = url.split("/");
+  return parts[parts.length - 1];
+};
+
+const removeFile = (index) => {
+  let newFileList = [...fileFormModel.value];
+  newFileList.splice(index, 1);
+  vModel.value[formatFieldName(props.field.name)] = newFileList.join("|");
+};
+
+const downloadFile = (url) => {
+  if (!url) return;
+  window.open(url, "_blank");
+};
+
+const beforeUpload = async (file, fileList) => {
+  // 如果是多选模式且是第一个文件，处理所有文件
+  if (
+    props.multipleSelect &&
+    fileList &&
+    fileList.length > 1 &&
+    fileList.indexOf(file) === 0
+  ) {
+    await uploadMultipleFiles(fileList);
+    return false;
+  }
+
+  // 如果是多选模式但不是第一个文件，跳过处理
+  if (
+    props.multipleSelect &&
+    fileList &&
+    fileList.length > 1 &&
+    fileList.indexOf(file) > 0
+  ) {
+    return false;
+  }
+
+  // 单个文件处理
+  if (props.accept) {
+    const acceptTypes = props.accept.split(",");
+    const fileName = file.name.toLowerCase();
+    const isAccepted = acceptTypes.some((type) => {
+      return fileName.endsWith(type.replace(".", ""));
+    });
+
+    if (!isAccepted) {
+      let error = new Error(`只能上传${acceptDescription.value}格式的文件!`);
+      showErrorTips(error);
+      return false;
+    }
+  }
+
+  if (
+    props.field.fileCount &&
+    props.field.fileCount > 0 &&
+    fileFormModel.value.length >= props.field.fileCount
+  ) {
+    let error = new Error(`最多只能上传${props.field.fileCount}个文件`);
+    showErrorTips(error);
+    return false;
+  }
+
+  if (
+    props.field.fileSize &&
+    props.field.fileSize > 0 &&
+    file.size > props.field.fileSize * 1024 * 1024
+  ) {
+    let error = new Error(`文件大小不能超过${props.field.fileSize}MB`);
+    showErrorTips(error);
+    return false;
+  }
+
+  await uploadFile(file);
+  return false;
+};
+
+const uploadFile = async (file) => {
+  try {
+    loading.value = true;
+
+    const base64 = await fileToBase64(file);
+
+    const result = await apiRequest("api.system.global.file.upload", {
+      fileBase64: base64.split(",")[1],
+      type: "file",
+      fileName: file.name,
+    });
+
+    if (!result || !result.url) {
+      throw new Error("文件上传失败，未获取到URL");
+    }
+    let newFileList = [...fileFormModel.value];
+    newFileList.push(result.url);
+    vModel.value[formatFieldName(props.field.name)] = newFileList.join("|");
+  } catch (error) {
+    showErrorTips(error);
+  } finally {
+    loading.value = false;
+  }
+};
+
+const fileToBase64 = (file) => {
+  return new Promise((resolve, reject) => {
+    const reader = new FileReader();
+    reader.onload = () => {
+      const base64String = reader.result;
+      resolve(base64String);
+    };
+    reader.onerror = reject;
+    reader.readAsDataURL(file);
+  });
+};
+
+const fileFormModel = computed(() => {
+  return vModel.value[formatFieldName(props.field.name)]
+    .split("|")
+    .filter((item) => !!item);
+});
+
+// 多文件上传
+const uploadMultipleFiles = async (fileList) => {
+  try {
+    loading.value = true;
+
+    // 检查文件数量限制
+    const currentFileCount = fileFormModel.value.length;
+    const maxFileCount = props.field.fileCount || 0;
+    const remainingSlots = maxFileCount - currentFileCount;
+
+    if (remainingSlots <= 0) {
+      let error = new Error(`最多只能上传${maxFileCount}个文件`);
+      showErrorTips(error);
+      return;
+    }
+
+    // 验证每个文件的大小和类型
+    const validFiles = [];
+    for (const file of fileList) {
+      // 检查文件类型
+      if (props.accept) {
+        const acceptTypes = props.accept.split(",");
+        const fileName = file.name.toLowerCase();
+        const isAccepted = acceptTypes.some((type) => {
+          return fileName.endsWith(type.replace(".", ""));
+        });
+
+        if (!isAccepted) {
+          showErrorTips(
+            new Error(
+              `文件 ${file.name} 格式不支持，只支持${acceptDescription.value}格式`
+            )
+          );
+          continue;
+        }
+      }
+
+      // 检查文件大小
+      if (
+        props.field.fileSize &&
+        props.field.fileSize > 0 &&
+        file.size > props.field.fileSize * 1024 * 1024
+      ) {
+        showErrorTips(
+          new Error(`文件 ${file.name} 大小超过限制，最大${props.field.fileSize}MB`)
+        );
+        continue;
+      }
+
+      validFiles.push(file);
+
+      // 如果已达到剩余槽位限制，停止添加
+      if (validFiles.length >= remainingSlots) {
+        break;
+      }
+    }
+
+    if (validFiles.length === 0) {
+      showErrorTips(new Error("没有有效的文件可以上传"));
+      return;
+    }
+
+    if (validFiles.length < fileList.length) {
+      showErrorTips(
+        new Error(
+          `选择了${fileList.length}个文件，但只有${validFiles.length}个文件符合要求，已自动过滤无效文件`
+        )
+      );
+    }
+
+    if (validFiles.length > remainingSlots) {
+      showErrorTips(
+        new Error(
+          `最多还能上传${remainingSlots}个文件，已自动选择前${remainingSlots}个有效文件`
+        )
+      );
+    }
+
+    // 限制本次上传的文件数量
+    const filesToUpload = validFiles.slice(0, remainingSlots);
+
+    const uploadPromises = filesToUpload.map((file) => uploadSingleFile(file));
+    const results = await Promise.all(uploadPromises);
+
+    // 过滤掉失败的上传
+    const successfulUploads = results.filter((result) => result && result.url);
+
+    if (successfulUploads.length > 0) {
+      let newFileList = [...fileFormModel.value];
+      newFileList.push(...successfulUploads.map((result) => result.url));
+      vModel.value[formatFieldName(props.field.name)] = newFileList.join("|");
+    }
+  } catch (error) {
+    showErrorTips(error);
+  } finally {
+    loading.value = false;
+  }
+};
+
+// 单个文件上传（不更新UI状态）
+const uploadSingleFile = async (file) => {
+  try {
+    const base64 = await fileToBase64(file);
+    const result = await apiRequest("api.system.global.file.upload", {
+      fileBase64: base64.split(",")[1],
+      type: "file",
+      fileName: file.name,
+    });
+    return result;
+  } catch (error) {
+    console.error("文件上传失败:", error);
+    return null;
+  }
+};
+
+// 拖动排序功能
+const handleDragStart = (index) => {
+  if (!props.dragToSort || props.field.disabled || props.readOnly) return;
+
+  draggingIndex.value = index;
+  draggedOverIndex.value = -1;
+  // 设置拖拽数据
+  event.dataTransfer.effectAllowed = "move";
+  event.dataTransfer.setData("text/html", index.toString());
+};
+
+const handleDragEnd = () => {
+  draggingIndex.value = -1;
+  draggedOverIndex.value = -1;
+};
+
+const handleDragOver = (event) => {
+  if (!props.dragToSort || props.field.disabled || props.readOnly) return;
+
+  event.preventDefault();
+  event.dataTransfer.dropEffect = "move";
+};
+
+const handleDragEnter = (index) => {
+  if (!props.dragToSort || props.field.disabled || props.readOnly) return;
+
+  if (draggingIndex.value !== -1 && draggingIndex.value !== index) {
+    draggedOverIndex.value = index;
+  }
+};
+
+const handleDragLeave = (event) => {
+  if (!props.dragToSort || props.field.disabled || props.readOnly) return;
+
+  // 只有当离开整个拖拽区域时才清除dragOver状态
+  const relatedTarget = event.relatedTarget;
+  if (!relatedTarget || !event.currentTarget.contains(relatedTarget)) {
+    draggedOverIndex.value = -1;
+  }
+};
+
+const handleDrop = (dropIndex) => {
+  if (!props.dragToSort || props.field.disabled || props.readOnly) return;
+
+  try {
+    event.preventDefault();
+  } catch (_e) {}
+
+  const dragIndex = draggingIndex.value;
+  if (dragIndex === -1 || dragIndex === dropIndex) {
+    draggingIndex.value = -1;
+    draggedOverIndex.value = -1;
+    return;
+  }
+
+  const newFileList = [...fileFormModel.value];
+  const draggedItem = newFileList[dragIndex];
+
+  // 移除被拖动的项目
+  newFileList.splice(dragIndex, 1);
+
+  // 计算正确的插入位置
+  let insertIndex = dropIndex;
+
+  // 在目标位置插入
+  newFileList.splice(insertIndex, 0, draggedItem);
+
+  // 更新数据
+  vModel.value[formatFieldName(props.field.name)] = newFileList.join("|");
+
+  draggingIndex.value = -1;
+  draggedOverIndex.value = -1;
+};
+</script>
+
+<style lang="less" scoped>
+.iqudoo-form-file-upload {
+  width: 100%;
+
+  .ant-list-item {
+    padding: 8px;
+  }
+
+  .file-list-wrapper {
+    margin-bottom: 16px;
+  }
+
+  .file-list {
+    border: 1px solid #f0f0f0;
+    border-radius: 8px;
+    overflow: hidden;
+    background-color: #fafafa;
+  }
+
+  .file-item {
+    display: flex;
+    width: 100%;
+    align-items: flex-start;
+    padding: 8px;
+    cursor: move;
+    transition: all 0.2s ease;
+    border-radius: 8px;
+    position: relative;
+    border: 1px solid transparent;
+  }
+
+  .file-item:hover {
+    background-color: #f5f5f5;
+  }
+
+  .file-item.dragging {
+    opacity: 0.6;
+    transform: rotate(1deg) scale(1.01);
+    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
+    z-index: 1000;
+    background-color: #fff;
+    border-color: #1890ff;
+  }
+
+  .file-item.drag-over {
+    border: 2px dashed #1890ff;
+    background-color: rgba(24, 144, 255, 0.05);
+    transform: scale(1.01);
+  }
+
+  .file-icon {
+    font-size: 24px;
+    margin-right: 12px;
+    color: #1890ff;
+  }
+
+  .file-content {
+    flex: 1;
+    min-width: 0;
+  }
+
+  .file-name-row {
+    display: flex;
+    align-items: center;
+    justify-content: space-between;
+    width: 100%;
+  }
+
+  .file-name {
+    flex: 1;
+    overflow: hidden;
+    text-overflow: ellipsis;
+    white-space: nowrap;
+    color: #1890ff;
+    font-weight: 500;
+  }
+
+  .file-actions {
+    display: flex;
+    white-space: nowrap;
+  }
+
+  .drag-handle {
+    margin-left: 8px;
+    color: #999;
+    cursor: move;
+    display: flex;
+    align-items: center;
+    padding: 4px;
+    border-radius: 4px;
+    transition: all 0.2s;
+  }
+
+  .drag-handle:hover {
+    color: #1890ff;
+    background-color: #f0f0f0;
+  }
+
+  .file-info {
+    font-size: 12px;
+    color: #999;
+    margin-top: 2px;
+  }
+
+  .upload-trigger {
+    margin-bottom: 16px;
+  }
+
+  .upload-button {
+    height: 38px;
+    border-radius: 6px;
+    width: 100%;
+    max-width: 200px;
+  }
+
+  .upload-hint {
+    font-size: 12px;
+    color: #999;
+    display: flex;
+    flex-wrap: wrap;
+  }
+
+  @media (max-width: 768px) {
+    .file-name-row {
+      flex-direction: column;
+      align-items: flex-start;
+    }
+
+    .file-actions {
+      margin-top: 4px;
+    }
+
+    .upload-hint {
+      flex-direction: column;
+      gap: 4px;
+    }
+  }
+}
+</style>