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admin-system/node_modules/element-plus/es/components/upload/src/ajax.mjs

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+import { isNil } from 'lodash-unified';
+import { throwError } from '../../../utils/error.mjs';
+import { isArray } from '@vue/shared';
+
+const SCOPE = "ElUpload";
+class UploadAjaxError extends Error {
+  constructor(message, status, method, url) {
+    super(message);
+    this.name = "UploadAjaxError";
+    this.status = status;
+    this.method = method;
+    this.url = url;
+  }
+}
+function getError(action, option, xhr) {
+  let msg;
+  if (xhr.response) {
+    msg = `${xhr.response.error || xhr.response}`;
+  } else if (xhr.responseText) {
+    msg = `${xhr.responseText}`;
+  } else {
+    msg = `fail to ${option.method} ${action} ${xhr.status}`;
+  }
+  return new UploadAjaxError(msg, xhr.status, option.method, action);
+}
+function getBody(xhr) {
+  const text = xhr.responseText || xhr.response;
+  if (!text) {
+    return text;
+  }
+  try {
+    return JSON.parse(text);
+  } catch (e) {
+    return text;
+  }
+}
+const ajaxUpload = (option) => {
+  if (typeof XMLHttpRequest === "undefined")
+    throwError(SCOPE, "XMLHttpRequest is undefined");
+  const xhr = new XMLHttpRequest();
+  const action = option.action;
+  if (xhr.upload) {
+    xhr.upload.addEventListener("progress", (evt) => {
+      const progressEvt = evt;
+      progressEvt.percent = evt.total > 0 ? evt.loaded / evt.total * 100 : 0;
+      option.onProgress(progressEvt);
+    });
+  }
+  const formData = new FormData();
+  if (option.data) {
+    for (const [key, value] of Object.entries(option.data)) {
+      if (isArray(value) && value.length)
+        formData.append(key, ...value);
+      else
+        formData.append(key, value);
+    }
+  }
+  formData.append(option.filename, option.file, option.file.name);
+  xhr.addEventListener("error", () => {
+    option.onError(getError(action, option, xhr));
+  });
+  xhr.addEventListener("load", () => {
+    if (xhr.status < 200 || xhr.status >= 300) {
+      return option.onError(getError(action, option, xhr));
+    }
+    option.onSuccess(getBody(xhr));
+  });
+  xhr.open(option.method, action, true);
+  if (option.withCredentials && "withCredentials" in xhr) {
+    xhr.withCredentials = true;
+  }
+  const headers = option.headers || {};
+  if (headers instanceof Headers) {
+    headers.forEach((value, key) => xhr.setRequestHeader(key, value));
+  } else {
+    for (const [key, value] of Object.entries(headers)) {
+      if (isNil(value))
+        continue;
+      xhr.setRequestHeader(key, String(value));
+    }
+  }
+  xhr.send(formData);
+  return xhr;
+};
+
+export { UploadAjaxError, ajaxUpload };
+//# sourceMappingURL=ajax.mjs.map