#34 made error handling and resetting

src/components/comment/CommentFormFormatButtons/styles.module.scss

@@ -1,9 +1,10 @@
-@import "~/styles/variables.scss";
+@import '~/styles/variables.scss';
 
 .wrap {
   display: flex;
   flex-wrap: wrap;
   height: 32px;
+  flex: 1;
 
   @media(max-width: 480px) {
     display: none;

src/components/comment/LocalCommentForm/index.tsx

@@ -1,4 +1,4 @@
-import React, { FC, useState } from 'react';
+import React, { FC, useCallback, useState } from 'react';
 import { useCommentFormFormik } from '~/utils/hooks/useCommentFormFormik';
 import { FormikProvider } from 'formik';
 import { LocalCommentFormTextarea } from '~/components/comment/LocalCommentFormTextarea';
@@ -11,6 +11,10 @@ import { LocalCommentFormAttaches } from '~/components/comment/LocalCommentFormA
 import { LoaderCircle } from '~/components/input/LoaderCircle';
 import { IComment, INode } from '~/redux/types';
 import { EMPTY_COMMENT } from '~/redux/node/constants';
+import { CommentFormDropzone } from '~/components/comment/CommentFormDropzone';
+import styles from './styles.module.scss';
+import { ERROR_LITERAL } from '~/constants/errors';
+import { Group } from '~/components/containers/Group';
 
 interface IProps {
   comment?: IComment;
@@ -20,41 +24,73 @@ interface IProps {
 
 const LocalCommentForm: FC<IProps> = ({ comment, nodeId, onCancelEdit }) => {
   const [textarea, setTextarea] = useState<HTMLTextAreaElement>();
-  const uploader = useFileUploader(UPLOAD_SUBJECTS.COMMENT, UPLOAD_TARGETS.COMMENTS);
+  const uploader = useFileUploader(
+    UPLOAD_SUBJECTS.COMMENT,
+    UPLOAD_TARGETS.COMMENTS,
+    comment?.files
+  );
   const formik = useCommentFormFormik(comment || EMPTY_COMMENT, nodeId, uploader, onCancelEdit);
   const isLoading = formik.isSubmitting || uploader.isUploading;
   const isEditing = !!comment?.id;
 
+  const clearError = useCallback(() => {
+    if (formik.status) {
+      formik.setStatus('');
+    }
+
+    if (formik.errors.text) {
+      formik.setErrors({
+        ...formik.errors,
+        text: '',
+      });
+    }
+  }, [formik]);
+
+  const error = formik.status || formik.errors.text;
+
   return (
-    <form onSubmit={formik.handleSubmit}>
-      <FormikProvider value={formik}>
-        <FileUploaderProvider value={uploader}>
-          <LocalCommentFormTextarea setRef={setTextarea} />
+    <CommentFormDropzone onUpload={uploader.uploadFiles}>
+      <form onSubmit={formik.handleSubmit} className={styles.wrap}>
+        <FormikProvider value={formik}>
+          <FileUploaderProvider value={uploader}>
+            <div className={styles.input}>
+              <LocalCommentFormTextarea setRef={setTextarea} />
 
-          <CommentFormAttachButtons onUpload={uploader.uploadFiles} />
-          <CommentFormFormatButtons element={textarea} handler={formik.handleChange('text')} />
-          <LocalCommentFormAttaches />
+              {!!error && (
+                <div className={styles.error} onClick={clearError}>
+                  {ERROR_LITERAL[error] || error}
+                </div>
+              )}
+            </div>
 
-          {isLoading && <LoaderCircle size={20} />}
+            <LocalCommentFormAttaches />
 
-          {isEditing && (
-            <Button size="small" color="link" type="button" onClick={onCancelEdit}>
-              Отмена
-            </Button>
-          )}
+            <Group horizontal className={styles.buttons}>
+              <CommentFormAttachButtons onUpload={uploader.uploadFiles} />
+              <CommentFormFormatButtons element={textarea} handler={formik.handleChange('text')} />
 
-          <Button
-            type="submit"
-            size="small"
-            color="gray"
-            iconRight={!isEditing ? 'enter' : 'check'}
-            disabled={isLoading}
-          >
-            {!isEditing ? 'Сказать' : 'Сохранить'}
-          </Button>
-        </FileUploaderProvider>
-      </FormikProvider>
-    </form>
+              {isLoading && <LoaderCircle size={20} />}
+
+              {isEditing && (
+                <Button size="small" color="link" type="button" onClick={onCancelEdit}>
+                  Отмена
+                </Button>
+              )}
+
+              <Button
+                type="submit"
+                size="small"
+                color="gray"
+                iconRight={!isEditing ? 'enter' : 'check'}
+                disabled={isLoading}
+              >
+                {!isEditing ? 'Сказать' : 'Сохранить'}
+              </Button>
+            </Group>
+          </FileUploaderProvider>
+        </FormikProvider>
+      </form>
+    </CommentFormDropzone>
   );
 };
 

src/components/comment/LocalCommentForm/styles.module.scss

@@ -0,0 +1,57 @@
+@import "src/styles/variables";
+
+.wrap {
+  display: flex;
+  flex-direction: column;
+
+  textarea {
+    min-height: 62px !important;
+  }
+}
+
+.input {
+  @include outer_shadow();
+  position: relative;
+  flex: 1;
+  padding: ($gap / 2) ($gap / 2 + 1px);
+}
+
+.buttons {
+  @include outer_shadow();
+
+  position: relative;
+  z-index: 1;
+  display: flex;
+  flex-direction: row;
+  background: transparentize(black, 0.8);
+  padding: $gap / 2;
+  border-radius: 0 0 $radius $radius;
+  flex-wrap: wrap;
+
+}
+
+.uploads {
+  padding: ($gap / 2);
+  display: grid;
+  grid-column-gap: $gap / 2;
+  grid-row-gap: $gap / 2;
+  grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
+}
+
+.attaches {
+  @include outer_shadow();
+}
+
+.error {
+  position: absolute;
+  bottom: 0;
+  left: 50%;
+  background: $red;
+  z-index: 10;
+  font: $font_12_regular;
+  box-sizing: border-box;
+  padding: 0 $gap;
+  border-radius: 4px 4px 0 0;
+  transform: translate(-50%, 0);
+  cursor: pointer;
+}

src/components/input/Button/styles.module.scss

@@ -178,17 +178,6 @@
       fill: white;
     }
   }
-
-  > * {
-    margin: 0 5px;
-
-    &:first-child {
-      margin-left: 0;
-    }
-    &:last-child {
-      margin-right: 0;
-    }
-  }
 }
 
 .micro {

src/utils/hooks/fileUploader.tsx

@@ -10,12 +10,13 @@ import { selectUploads } from '~/redux/uploads/selectors';
 
 export const useFileUploader = (
   subject: typeof UPLOAD_SUBJECTS[keyof typeof UPLOAD_SUBJECTS],
-  target: typeof UPLOAD_TARGETS[keyof typeof UPLOAD_TARGETS]
+  target: typeof UPLOAD_TARGETS[keyof typeof UPLOAD_TARGETS],
+  initialFiles?: IFile[]
 ) => {
   const dispatch = useDispatch();
   const { files: uploadedFiles, statuses } = useShallowSelect(selectUploads);
 
-  const [files, setFiles] = useState<IFile[]>([]);
+  const [files, setFiles] = useState<IFile[]>(initialFiles || []);
   const [pendingIDs, setPendingIDs] = useState<string[]>([]);
 
   const uploadFiles = useCallback(

src/utils/hooks/useCommentFormFormik.ts

@@ -1,5 +1,5 @@
 import { IComment, INode } from '~/redux/types';
-import { useCallback, useRef } from 'react';
+import { useCallback, useEffect, useRef } from 'react';
 import { FormikHelpers, useFormik, useFormikContext } from 'formik';
 import { array, object, string } from 'yup';
 import { FileUploader } from '~/utils/hooks/fileUploader';
@@ -58,13 +58,22 @@ export const useCommentFormFormik = (
     if (stopEditing) stopEditing();
   }, [uploader, stopEditing]);
 
-  return useFormik({
+  const formik = useFormik({
     initialValues,
     validationSchema,
     onSubmit,
     initialStatus: '',
     onReset,
+    validateOnChange: true,
   });
+
+  useEffect(() => {
+    if (formik.status) {
+      formik.setStatus('');
+    }
+  }, [formik.values.text]);
+
+  return formik;
 };
 
 export const useCommentFormContext = () => useFormikContext<IComment>();