feat: add import taxonomy feature

src/taxonomy/TaxonomyListPage.jsx

@@ -1,18 +1,38 @@
 import React from 'react';
 import {
+  Button,
   CardView,
   Container,
   DataTable,
   Spinner,
 } from '@edx/paragon';
-import { injectIntl, intlShape } from '@edx/frontend-platform/i18n';
+import {
+  Add,
+} from '@edx/paragon/icons';
+import { injectIntl, intlShape, useIntl } from '@edx/frontend-platform/i18n';
 import { StudioFooter } from '@edx/frontend-component-footer';
+
 import Header from '../header';
 import SubHeader from '../generic/sub-header/SubHeader';
+import { actions as importActions } from './import-tags';
 import messages from './messages';
 import TaxonomyCard from './TaxonomyCard';
 import { useTaxonomyListDataResponse, useIsTaxonomyListDataLoaded } from './api/hooks/selectors';
 
+const TaxonomyListHeaderButtons = () => {
+  const intl = useIntl();
+  return (
+    <>
+      <Button variant="outline-primary" disabled>
+        {intl.formatMessage(messages.downloadTemplateButtonLabel)}
+      </Button>
+      <Button iconBefore={Add} onClick={() => importActions.importTaxonomy(intl)}>
+        {intl.formatMessage(messages.importButtonLabel)}
+      </Button>
+    </>
+  );
+};
+
 const TaxonomyListPage = ({ intl }) => {
   const useTaxonomyListData = () => {
     const taxonomyListData = useTaxonomyListDataResponse();
@@ -22,12 +42,6 @@ const TaxonomyListPage = ({ intl }) => {
 
   const { taxonomyListData, isLoaded } = useTaxonomyListData();
 
-  const getHeaderButtons = () => (
-    // Download template and import buttons.
-    // TODO Add functionality to this buttons.
-    undefined
-  );
-
   const getOrgSelect = () => (
     // Organization select component
     // TODO Add functionality to this component
@@ -49,7 +63,7 @@ const TaxonomyListPage = ({ intl }) => {
           <SubHeader
             title={intl.formatMessage(messages.headerTitle)}
             titleActions={getOrgSelect()}
-            headerActions={getHeaderButtons()}
+            headerActions={<TaxonomyListHeaderButtons />}
             hideBorder
           />
         </Container>

src/taxonomy/import-tags/data/actions.js

@@ -0,0 +1,85 @@
+import messages from '../messages';
+import { importNewTaxonomy } from './api';
+
+const importTaxonomy = async (intl) => {
+  /*
+    * This function is a temporary "Barebones" implementation of the import
+    * functionality with `prompt` and `alert`. It is intended to be replaced
+    * with a component that shows a `ModalDialog` in the future.
+    * See: https://github.com/openedx/modular-learning/issues/116
+    */
+  /* eslint-disable no-alert */
+  /* eslint-disable no-console */
+
+  const selectFile = async () => new Promise((resolve) => {
+  /*
+   * This function get a file from the user. It does this by creating a
+   * file input element, and then clicking it. This allows us to get a file
+   * from the user without using a form. The file input element is created
+   * and appended to the DOM, then clicked. When the user selects a file,
+   * the change event is fired, and the file is resolved.
+   * The file input element is then removed from the DOM.
+  */
+    const fileInput = document.createElement('input');
+    fileInput.type = 'file';
+    fileInput.accept = '.json,.csv';
+    fileInput.addEventListener('change', (event) => {
+      const file = event.target.files[0];
+      if (!file) {
+        resolve(null);
+      }
+      resolve(file);
+      document.body.removeChild(fileInput);
+    });
+
+    document.body.appendChild(fileInput);
+    fileInput.click();
+  });
+
+  const getTaxonomyName = () => {
+    let taxonomyName = null;
+    while (!taxonomyName) {
+      taxonomyName = prompt(intl.formatMessage(messages.promptTaxonomyName));
+
+      if (taxonomyName == null) {
+        break;
+      }
+
+      if (!taxonomyName) {
+        alert(intl.formatMessage(messages.promptTaxonomyNameRequired));
+      }
+    }
+    return taxonomyName;
+  };
+
+  const getTaxonomyDescription = () => prompt(intl.formatMessage(messages.promptTaxonomyDescription));
+
+  const file = await selectFile();
+
+  if (!file) {
+    return;
+  }
+
+  const taxonomyName = getTaxonomyName();
+  if (taxonomyName == null) {
+    return;
+  }
+
+  const taxonomyDescription = getTaxonomyDescription();
+  if (taxonomyDescription == null) {
+    return;
+  }
+
+  importNewTaxonomy(taxonomyName, taxonomyDescription, file)
+    .then(() => {
+      alert(intl.formatMessage(messages.importTaxonomySuccess));
+    })
+    .catch((error) => {
+      alert(intl.formatMessage(messages.importTaxonomyError));
+      console.error(error.response);
+    });
+};
+
+export default {
+  importTaxonomy,
+};

src/taxonomy/import-tags/data/api.js

@@ -0,0 +1,28 @@
+// @ts-check
+import { camelCaseObject, getConfig } from '@edx/frontend-platform';
+import { getAuthenticatedHttpClient } from '@edx/frontend-platform/auth';
+
+const getApiBaseUrl = () => getConfig().STUDIO_BASE_URL;
+
+const getTaxonomyImportApiUrl = () => new URL(
+  'api/content_tagging/v1/taxonomies/import/',
+  getApiBaseUrl(),
+).href;
+
+/**
+ * Import a new taxonomy
+ * @param {string} taxonomyName
+ * @param {string} taxonomyDescription
+ * @param {File} file
+ * @returns {Promise<Object>}
+ */ // eslint-disable-next-line import/prefer-default-export
+export async function importNewTaxonomy(taxonomyName, taxonomyDescription, file) {
+  const formData = new FormData();
+  formData.append('taxonomy_name', taxonomyName);
+  formData.append('taxonomy_description', taxonomyDescription);
+  formData.append('file', file);
+
+  const { data } = await getAuthenticatedHttpClient().post(getTaxonomyImportApiUrl(), formData);
+
+  return camelCaseObject(data);
+}

src/taxonomy/import-tags/index.js

@@ -0,0 +1,5 @@
+import actions from './data/actions';
+
+export {
+  actions, // eslint-disable-line import/prefer-default-export
+};

src/taxonomy/import-tags/messages.js

@@ -0,0 +1,26 @@
+import { defineMessages } from '@edx/frontend-platform/i18n';
+
+const messages = defineMessages({
+  promptTaxonomyName: {
+    id: 'course-authoring.import-tags.prompt.taxonomy-name',
+    defaultMessage: 'Enter a name for the new taxonomy',
+  },
+  promptTaxonomyNameRequired: {
+    id: 'course-authoring.import-tags.prompt.taxonomy-name.required',
+    defaultMessage: 'You must enter a name for the new taxonomy',
+  },
+  promptTaxonomyDescription: {
+    id: 'course-authoring.import-tags.prompt.taxonomy-description',
+    defaultMessage: 'Enter a description for the new taxonomy',
+  },
+  importTaxonomySuccess: {
+    id: 'course-authoring.import-tags.success',
+    defaultMessage: 'Taxonomy imported successfully',
+  },
+  importTaxonomyError: {
+    id: 'course-authoring.import-tags.error',
+    defaultMessage: 'Import failed - see details in the browser console',
+  },
+});
+
+export default messages;