Add dropzone for attachment, paste attachment from clipboard

client/src/components/CardModal/AddAttachmentZone/AddTextFileModal.jsx

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+import React, { useCallback, useEffect, useRef } from 'react';
+import PropTypes from 'prop-types';
+import { useTranslation } from 'react-i18next';
+import { Button, Form, Header, Modal } from 'semantic-ui-react';
+import { Input } from '../../../lib/custom-ui';
+
+import { useForm } from '../../../hooks';
+
+import styles from './AddTextFileModal.module.css';
+
+const AddTextFileModal = React.memo(({ content, onCreate, onClose }) => {
+  const [t] = useTranslation();
+
+  const [data, handleFieldChange] = useForm(() => ({
+    name: '',
+  }));
+
+  const nameField = useRef(null);
+
+  const handleSubmit = useCallback(() => {
+    const cleanData = {
+      ...data,
+      name: data.name.trim(),
+    };
+
+    if (!cleanData.name) {
+      nameField.current.select();
+      return;
+    }
+
+    const file = new File([content], `${cleanData.name}.txt`, {
+      type: 'plain/text',
+    });
+
+    onCreate(file);
+    onClose();
+  }, [content, onCreate, onClose, data]);
+
+  useEffect(() => {
+    nameField.current.select();
+  }, []);
+
+  return (
+    <Modal open basic centered closeIcon size="tiny" onClose={onClose}>
+      <Modal.Content>
+        <Header inverted size="huge">
+          {t('common.createTextFile', {
+            context: 'title',
+          })}
+        </Header>
+        <p>{t('common.enterFilename')}</p>
+        <Form onSubmit={handleSubmit}>
+          <Input
+            fluid
+            inverted
+            ref={nameField}
+            name="name"
+            value={data.name}
+            label=".txt"
+            labelPosition="right"
+            className={styles.field}
+            onChange={handleFieldChange}
+          />
+          <Button
+            inverted
+            color="green"
+            icon="checkmark"
+            content={t('action.createFile')}
+            floated="right"
+          />
+        </Form>
+      </Modal.Content>
+    </Modal>
+  );
+});
+
+AddTextFileModal.propTypes = {
+  content: PropTypes.string.isRequired,
+  onCreate: PropTypes.func.isRequired,
+  onClose: PropTypes.func.isRequired,
+};
+
+export default AddTextFileModal;