exportElectronFile => exportFileTools

packages/web/src/utility/exportFileTools.ts

@@ -0,0 +1,90 @@
+import ScriptWriter from '../impexp/ScriptWriter';
+import getElectron from './getElectron';
+import { showSnackbar, showSnackbarInfo, showSnackbarError, closeSnackbar } from '../utility/snackbar';
+import resolveApi from './resolveApi';
+import { apiCall, apiOff, apiOn } from './api';
+
+export async function exportElectronFile(dataName, reader, format) {
+  const electron = getElectron();
+  const filters = [{ name: format.label, extensions: [format.extension] }];
+
+  const filePath = await electron.showSaveDialog({
+    filters,
+    defaultPath: `${dataName}.${format.extension}`,
+    properties: ['showOverwriteConfirmation'],
+  });
+  if (!filePath) return;
+
+  const script = new ScriptWriter();
+
+  const sourceVar = script.allocVariable();
+  script.assign(sourceVar, reader.functionName, reader.props);
+
+  const targetVar = script.allocVariable();
+  const writer = format.createWriter(filePath, dataName);
+  script.assign(targetVar, writer.functionName, writer.props);
+
+  script.copyStream(sourceVar, targetVar);
+  script.put();
+
+  const resp = await apiCall('runners/start', { script: script.getScript() });
+  const runid = resp.runid;
+  let isCanceled = false;
+
+  const snackId = showSnackbar({
+    message: `Exporting ${dataName}`,
+    icon: 'icon loading',
+    buttons: [
+      {
+        label: 'Cancel',
+        onClick: () => {
+          isCanceled = true;
+          apiCall('runners/cancel', { runid });
+        },
+      },
+    ],
+  });
+
+  function handleRunnerDone() {
+    closeSnackbar(snackId);
+    apiOff(`runner-done-${runid}`, handleRunnerDone);
+    if (isCanceled) showSnackbarError(`Export ${dataName} canceled`);
+    else showSnackbarInfo(`Export ${dataName} finished`);
+  }
+
+  apiOn(`runner-done-${runid}`, handleRunnerDone);
+}
+
+export async function saveFileToDisk(
+  filePathFunc,
+  options: any = { formatLabel: 'HTML page', formatExtension: 'html' }
+) {
+  const { formatLabel, formatExtension } = options;
+  const electron = getElectron();
+
+  if (electron) {
+    const filters = [{ name: formatLabel, extensions: [formatExtension] }];
+    const filePath = await electron.showSaveDialog({
+      filters,
+      defaultPath: `file.${formatExtension}`,
+      properties: ['showOverwriteConfirmation'],
+    });
+    if (!filePath) return;
+    await filePathFunc(filePath);
+    electron.openExternal('file:///' + filePath);
+  } else {
+    const resp = await apiCall('files/generate-uploads-file');
+    await filePathFunc(resp.filePath);
+    window.open(`${resolveApi()}/uploads/get?file=${resp.fileName}`, '_blank');
+  }
+}
+
+export function openWebLink(href) {
+  const electron = getElectron();
+
+  if (electron) {
+    electron.send('open-link', href);
+  } else {
+    window.open(href, '_blank');
+  }
+}