feat: added export options (#529)

* feat: added export options

* chore: eslint console proposal

---------

Co-authored-by: arc-alex <ac@omnivox.dk>

apps/client/src/common/utils/fileDownload.ts

@@ -0,0 +1,56 @@
+import axios from 'axios';
+
+import { makeCSV, makeTable } from '../../features/cuesheet/cuesheetUtils';
+
+type FileOptions = {
+  name: string;
+  type: string;
+};
+
+type BlobOptions = {
+  type: string;
+};
+
+export default async function fileDownload(url: string, fileOptions: FileOptions, blobOptions: BlobOptions) {
+  const response = await axios({
+    url: `${url}/db`,
+    method: 'GET',
+  });
+
+  const headerLine = response.headers['Content-Disposition'];
+  let { name: fileName } = fileOptions;
+  const { type: fileType } = fileOptions;
+  const { project, rundown, userFields } = response.data;
+
+  // try and get the filename from the response
+  if (headerLine != null) {
+    const startFileNameIndex = headerLine.indexOf('"') + 1;
+    const endFileNameIndex = headerLine.lastIndexOf('"');
+    fileName = headerLine.substring(startFileNameIndex, endFileNameIndex);
+  }
+
+  let fileContent = '';
+
+  if (fileType === 'json') {
+    fileContent = JSON.stringify(response.data);
+    fileName += '.json';
+  }
+
+  if (fileType === 'csv') {
+    const sheetData = makeTable(project, rundown, userFields);
+    fileContent = makeCSV(sheetData);
+    fileName += '.csv';
+  }
+
+  const blob = new Blob([fileContent], { type: blobOptions.type });
+  const downloadUrl = URL.createObjectURL(blob);
+
+  const link = document.createElement('a');
+  link.setAttribute('href', downloadUrl);
+  link.setAttribute('download', fileName);
+  document.body.appendChild(link);
+  link.click();
+  // Clean up the URL.createObjectURL to release resources
+  URL.revokeObjectURL(downloadUrl);
+  return;
+}