init

xhs-mini-demos/api-case/download-file/download-file.js

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+const __templateJs = require("./templates.js");
+const __mergePageOptions = require("../../util/mergePageOptions.js");
+Page(__mergePageOptions({
+  data: {
+    remoteFilePath: 'https://fe-video-qc.xhscdn.com/fe-platform/541cb4b0e802f5bdd91845e85082132453f8d4f5.pdf',
+    filePath: '',
+    fileType: ''
+  },
+  onDownload() {
+    this.task = xhs.downloadFile({
+      url: this.data.remoteFilePath,
+      // 文件 ID
+      success: res => {
+        console.log('【downloadFile success】:', res);
+        this.setData({
+          filePath: res.tempFilePath || res.filePath
+        });
+      },
+      fail: res => {
+        console.log('【downloadFile fail】:', res);
+      }
+    });
+    if (this.task) {
+      this.task.onHeadersReceived(res => {
+        console.log('【onHeadersReceived】:', res);
+      });
+      this.task.onProgressUpdate(res => {
+        console.log('【onProgressUpdate】:', res);
+      });
+    }
+  },
+  onAbort() {
+    this.task?.abort();
+  },
+  offHeadersReceived() {
+    this.task?.offHeadersReceived?.(() => {
+      console.log('【offHeadersReceived】');
+    });
+  },
+  offProgressUpdate() {
+    this.task?.offProgressUpdate?.(() => {
+      console.log('【offProgressUpdate】');
+    });
+  },
+  removeSavedFile() {
+    xhs.removeSavedFile({
+      filePath: this.data.filePath,
+      success: res => {
+        console.log('【removeSavedFile success】', res);
+      },
+      fail: res => {
+        console.log('【removeSavedFile fail】', res);
+      }
+    });
+  },
+  openDocument() {
+    xhs.openDocument({
+      filePath: this.data.filePath,
+      fileType: this.data.fileType || undefined
+    });
+  },
+  handleRemoteFilePath(e) {
+    this.setData({
+      remoteFilePath: e.detail.value
+    });
+  },
+  handleFilePath(e) {
+    this.setData({
+      filePath: e.detail.value
+    });
+  },
+  handleFileType(e) {
+    this.setData({
+      fileType: e.detail.value
+    });
+  }
+}, __templateJs));