Merge pull request #14 from muerwre/13-tag-autocomplete

13 tag autocomplete

src/components/containers/TagField/styles.scss

@@ -3,4 +3,8 @@
   align-items: flex-start;
   justify-content: flex-start;
   flex-wrap: wrap;
+
+  &> * {
+    margin: 0 $gap $gap 0;
+  }
 }

src/components/node/NodeTags/index.tsx

@@ -1,6 +1,6 @@
 import React, { FC, memo } from 'react';
-import { Tags } from '../Tags';
 import { ITag } from '~/redux/types';
+import { Tags } from '~/components/tags/Tags';
 
 interface IProps {
   is_editable?: boolean;

src/components/node/NodeTags/placeholder.tsx

@@ -1,17 +0,0 @@
-import React, { FC, memo } from "react";
-import { Tags } from "../Tags";
-import { ITag } from "~/redux/types";
-
-interface IProps {
-  is_editable?: boolean;
-  tags: ITag[];
-  onChange?: (tags: string[]) => void;
-}
-
-const NodeTagsPlaceholder: FC<IProps> = memo(
-  ({ is_editable, tags, onChange }) => (
-    <Tags tags={tags} is_editable={is_editable} onTagsChange={onChange} />
-  )
-);
-
-export { NodeTagsPlaceholder };

src/components/node/NodeTagsPlaceholder/index.tsx

@@ -0,0 +1,15 @@
+import React, { FC, memo } from 'react';
+import { ITag } from '~/redux/types';
+import { Tags } from '~/components/tags/Tags';
+
+interface IProps {
+  is_editable?: boolean;
+  tags: ITag[];
+  onChange?: (tags: string[]) => void;
+}
+
+const NodeTagsPlaceholder: FC<IProps> = memo(({ is_editable, tags, onChange }) => (
+  <Tags tags={tags} is_editable={is_editable} onTagsChange={onChange} />
+));
+
+export { NodeTagsPlaceholder };

src/components/node/Tag/index.tsx

@@ -1,69 +0,0 @@
-import React, { ChangeEventHandler, FC, FocusEventHandler, KeyboardEventHandler, useCallback, } from 'react';
-import * as styles from './styles.scss';
-import { ITag } from '~/redux/types';
-import classNames = require('classnames');
-
-const getTagFeature = (tag: Partial<ITag>) => {
-  if (tag.title.substr(0, 1) === '/') return 'green';
-
-  return '';
-};
-
-interface IProps {
-  tag: Partial<ITag>;
-  size?: 'normal' | 'big';
-
-  is_hoverable?: boolean;
-  is_editing?: boolean;
-
-  onInput?: ChangeEventHandler<HTMLInputElement>;
-  onKeyUp?: KeyboardEventHandler;
-  onBlur?: FocusEventHandler<HTMLInputElement>;
-  onClick?: (tag: Partial<ITag>) => void;
-}
-
-const Tag: FC<IProps> = ({
-  tag,
-  is_hoverable,
-  is_editing,
-  size = 'normal',
-  onInput,
-  onKeyUp,
-  onBlur,
-  onClick,
-}) => {
-  const onClickHandler = useCallback(() => {
-    if (!onClick) return;
-    onClick(tag);
-  }, [tag, onClick]);
-
-  return (
-    <div
-      className={classNames(styles.tag, getTagFeature(tag), size, {
-        is_hoverable,
-        is_editing,
-        input: !!onInput,
-        clickable: !!onClick,
-      })}
-      onClick={onClickHandler}
-    >
-      <div className={styles.hole} />
-      <div className={styles.title}>{tag.title}</div>
-
-      {onInput && (
-        <input
-          type="text"
-          value={tag.title}
-          size={1}
-          placeholder="Добавить"
-          maxLength={24}
-          onChange={onInput}
-          onKeyUp={onKeyUp}
-          onBlur={onBlur}
-        />
-      )}
-    </div>
-  );
-};
-
-export { Tag };

src/components/node/Tags/index.tsx

@@ -1,118 +0,0 @@
-import React, {
-  ChangeEvent,
-  FC,
-  HTMLAttributes,
-  KeyboardEvent,
-  useCallback,
-  useEffect,
-  useMemo,
-  useRef,
-  useState,
-} from 'react';
-import { TagField } from '~/components/containers/TagField';
-import { ITag } from '~/redux/types';
-import { Tag } from '~/components/node/Tag';
-import uniq from 'ramda/es/uniq';
-
-type IProps = HTMLAttributes<HTMLDivElement> & {
-  tags: Partial<ITag>[];
-  is_editable?: boolean;
-  onTagsChange?: (tags: string[]) => void;
-  onTagClick?: (tag: Partial<ITag>) => void;
-};
-
-export const Tags: FC<IProps> = ({ tags, is_editable, onTagsChange, onTagClick, ...props }) => {
-  const [input, setInput] = useState('');
-  const [data, setData] = useState([]);
-  const timer = useRef(null);
-
-  const [catTags, ordinaryTags] = useMemo(
-    () =>
-      (tags || []).reduce(
-        (obj, tag) =>
-          tag.title.substr(0, 1) === '/' ? [[...obj[0], tag], obj[1]] : [obj[0], [...obj[1], tag]],
-        [[], []]
-      ),
-    [tags]
-  );
-
-  const onInput = useCallback(
-    ({ target: { value } }: ChangeEvent<HTMLInputElement>) => {
-      clearTimeout(timer.current);
-      setInput(value);
-    },
-    [setInput, timer]
-  );
-
-  const onKeyUp = useCallback(
-    ({ key }: KeyboardEvent) => {
-      if (key === 'Backspace' && input === '' && data.length) {
-        setData(data.slice(0, data.length - 1));
-        setInput(data[data.length - 1].title);
-      }
-
-      if (key === 'Enter' || key === ',' || key === 'Comma') {
-        setData(
-          uniq([
-            ...data,
-            ...input
-              .split(',')
-              .map((title: string) =>
-                title
-                  .trim()
-                  .substr(0, 32)
-                  .toLowerCase()
-              )
-              .filter(el => el.length > 0)
-              .filter(el => !tags.some(tag => tag.title.trim() === el.trim()))
-              .map(title => ({
-                title,
-              })),
-          ])
-        );
-        setInput('');
-      }
-    },
-    [input, setInput, data, setData]
-  );
-
-  const onSubmit = useCallback(() => {
-    const title = input && input.trim();
-    const items = (title ? [...data, { title }] : data)
-      .filter(tag => tag.title.length > 0)
-      .map(tag => ({
-        ...tag,
-        title: tag.title.toLowerCase(),
-      }));
-
-    if (!items.length) return;
-
-    setData(items);
-    setInput('');
-    onTagsChange(uniq([...tags, ...items]).map(tag => tag.title));
-  }, [tags, data, onTagsChange, input, setInput]);
-
-  useEffect(() => {
-    setData(data.filter(({ title }) => !tags.some(tag => tag.title.trim() === title.trim())));
-  }, [tags]);
-
-  return (
-    <TagField {...props}>
-      {catTags.map(tag => (
-        <Tag key={tag.title} tag={tag} onClick={onTagClick} />
-      ))}
-
-      {ordinaryTags.map(tag => (
-        <Tag key={tag.title} tag={tag} onClick={onTagClick} />
-      ))}
-
-      {data.map(tag => (
-        <Tag key={tag.title} tag={tag} is_editing />
-      ))}
-
-      {is_editable && (
-        <Tag tag={{ title: input }} onInput={onInput} onKeyUp={onKeyUp} onBlur={onSubmit} />
-      )}
-    </TagField>
-  );
-};

src/components/tags/Tag/index.tsx

@@ -0,0 +1,40 @@
+import React, { FC, FocusEventHandler, useCallback } from 'react';
+import { ITag } from '~/redux/types';
+import { TagWrapper } from '~/components/tags/TagWrapper';
+
+const getTagFeature = (tag: Partial<ITag>) => {
+  if (tag.title.substr(0, 1) === '/') return 'green';
+
+  return '';
+};
+
+interface IProps {
+  tag: Partial<ITag>;
+  size?: 'normal' | 'big';
+
+  is_hoverable?: boolean;
+  is_editing?: boolean;
+
+  onBlur?: FocusEventHandler<HTMLInputElement>;
+  onClick?: (tag: Partial<ITag>) => void;
+}
+
+const Tag: FC<IProps> = ({ tag, is_hoverable, is_editing, size = 'normal', onBlur, onClick }) => {
+  const onClickHandler = useCallback(() => {
+    if (!onClick) return;
+    onClick(tag);
+  }, [tag, onClick]);
+
+  return (
+    <TagWrapper
+      feature={getTagFeature(tag)}
+      size={size}
+      is_hoverable={is_hoverable}
+      is_editing={is_editing}
+      onClick={onClick && onClickHandler}
+      title={tag.title}
+    />
+  );
+};
+
+export { Tag };

src/components/tags/TagAutocomplete/index.tsx

@@ -0,0 +1,136 @@
+import React, { FC, useCallback, useEffect, useMemo, useRef, useState } from 'react';
+import styles from './styles.module.scss';
+import classNames from 'classnames';
+import { connect } from 'react-redux';
+import * as TAG_ACTIONS from '~/redux/tag/actions';
+import { selectTagAutocomplete } from '~/redux/tag/selectors';
+import { separateTagOptions } from '~/utils/tag';
+import { TagAutocompleteRow } from '~/components/tags/TagAutocompleteRow';
+
+const mapStateToProps = selectTagAutocomplete;
+const mapDispatchToProps = {
+  tagSetAutocomplete: TAG_ACTIONS.tagSetAutocomplete,
+  tagLoadAutocomplete: TAG_ACTIONS.tagLoadAutocomplete,
+};
+
+type Props = ReturnType<typeof mapStateToProps> &
+  typeof mapDispatchToProps & {
+    exclude: string[];
+    input: HTMLInputElement;
+    onSelect: (val: string) => void;
+    search: string;
+  };
+
+const TagAutocompleteUnconnected: FC<Props> = ({
+  exclude,
+  input,
+  onSelect,
+  search,
+  tagSetAutocomplete,
+  tagLoadAutocomplete,
+  options,
+}) => {
+  const [top, setTop] = useState(false);
+  const [left, setLeft] = useState(false);
+
+  const [selected, setSelected] = useState(-1);
+  const [categories, tags] = useMemo(
+    () =>
+      separateTagOptions(options.filter(option => option !== search && !exclude.includes(option))),
+    [options, search, exclude]
+  );
+  const scroll = useRef<HTMLDivElement>(null);
+
+  const onKeyDown = useCallback(
+    event => {
+      switch (event.key) {
+        case 'ArrowDown':
+          event.preventDefault();
+          setSelected(selected < options.length - 1 ? selected + 1 : -1);
+          return;
+        case 'ArrowUp':
+          event.preventDefault();
+          setSelected(selected > -1 ? selected - 1 : options.length - 1);
+          return;
+        case 'Enter':
+          event.preventDefault();
+          onSelect(selected >= 0 ? [...categories, ...tags][selected] : search);
+      }
+    },
+    [setSelected, selected, categories, tags, onSelect, search]
+  );
+
+  const onScroll = useCallback(() => {
+    if (!scroll.current) return;
+    const { y, height, x, width } = scroll.current.getBoundingClientRect();
+
+    const newTop = window.innerHeight - y - height <= (top ? 120 : 10);
+    if (top !== newTop) setTop(newTop);
+
+    const newLeft = x <= 0;
+    if (newLeft !== left) setLeft(newLeft);
+  }, [scroll.current, top, left]);
+
+  useEffect(() => {
+    input.addEventListener('keydown', onKeyDown, false);
+    return () => input.removeEventListener('keydown', onKeyDown);
+  }, [input, onKeyDown]);
+
+  useEffect(() => {
+    setSelected(-1);
+    tagLoadAutocomplete(search, exclude);
+  }, [search]);
+
+  useEffect(() => {
+    tagSetAutocomplete({ options: [] });
+    return () => tagSetAutocomplete({ options: [] });
+  }, [tagSetAutocomplete]);
+
+  useEffect(() => {
+    if (!scroll.current || !scroll.current?.children[selected + 1]) return;
+    const el = scroll.current?.children[selected + 1] as HTMLDivElement;
+    const { scrollTop, clientHeight } = scroll.current;
+    const { offsetTop } = el;
+
+    if (clientHeight - scrollTop + el.clientHeight < offsetTop || offsetTop < scrollTop) {
+      scroll.current.scrollTo(0, el.offsetTop - el.clientHeight);
+    }
+  }, [selected, scroll.current]);
+
+  useEffect(() => {
+    onScroll();
+
+    window.addEventListener('resize', onScroll);
+    window.addEventListener('scroll', onScroll);
+
+    return () => {
+      window.removeEventListener('resize', onScroll);
+      window.removeEventListener('scroll', onScroll);
+    };
+  }, []);
+
+  return (
+    <div className={classNames(styles.window, { [styles.top]: top, [styles.left]: left })}>
+      <div className={styles.scroll} ref={scroll}>
+        <TagAutocompleteRow selected={selected === -1} title={search} type="enter" />
+
+        {categories.map((item, i) => (
+          <TagAutocompleteRow selected={selected === i} title={item} type="right" key={item} />
+        ))}
+
+        {tags.map((item, i) => (
+          <TagAutocompleteRow
+            selected={selected === categories.length + i}
+            title={item}
+            type="tag"
+            key={item}
+          />
+        ))}
+      </div>
+    </div>
+  );
+};
+
+const TagAutocomplete = connect(mapStateToProps, mapDispatchToProps)(TagAutocompleteUnconnected);
+
+export { TagAutocomplete };

src/components/tags/TagAutocomplete/styles.module.scss

@@ -0,0 +1,37 @@
+@keyframes appear {
+  0% { opacity: 0 }
+  100% { opacity: 100 }
+}
+
+$row_height: 24px;
+
+.window {
+  box-shadow: transparentize(white, 0.8) 0 0 0 1px;
+  position: absolute;
+  top: -2px;
+  right: -2px;
+  width: calc(100vw - 15px);
+  max-width: 300px;
+  background: darken($content_bg, 1%);
+  z-index: 10;
+  border-radius: 3px;
+  padding: $tag_height + 2px 0 0;
+  animation: appear 0.25s forwards;
+
+  &.top {
+    bottom: -2px;
+    top: auto;
+    padding: 0 0 $tag_height;
+  }
+
+  &.left {
+    right: auto;
+    left: -2px;
+  }
+}
+
+.scroll {
+  overflow: auto;
+  max-height: 7 * $row_height + $tag_height;
+  padding: 0 0 $gap / 2;
+}

src/components/tags/TagAutocompleteRow/index.tsx

@@ -0,0 +1,19 @@
+import React, { FC } from 'react';
+import styles from './styles.module.scss';
+import classNames from 'classnames';
+import { Icon } from '~/components/input/Icon';
+
+interface IProps {
+  selected: boolean;
+  title: string;
+  type: string;
+}
+
+const TagAutocompleteRow: FC<IProps> = ({ selected, type, title }) => (
+  <div className={classNames(styles.row, styles[type], { [styles.selected]: selected })}>
+    <Icon icon={type} size={16} />
+    <span>{title}</span>
+  </div>
+);
+
+export { TagAutocompleteRow };

src/components/tags/TagAutocompleteRow/styles.module.scss

@@ -0,0 +1,33 @@
+$row_height: 24px;
+
+.row {
+  height: $row_height;
+  padding: 0 $gap;
+  display: flex;
+  align-items: center;
+  justify-content: flex-start;
+  font: $font_16_semibold;
+  border-top: lighten($content_bg, 2%) solid 1px;
+  opacity: 0.5;
+  cursor: pointer;
+  transition: all 0.1s;
+  white-space: nowrap;
+  text-overflow: ellipsis;
+  overflow: hidden;
+
+  &:hover, &.selected {
+    opacity: 1;
+    background: lighten($content_bg, 4%);
+  }
+
+  &.right {
+    color: $wisegreen;
+    opacity: 0.7;
+  }
+
+  svg {
+    margin-right: 5px;
+    fill: currentColor;
+    flex: 0 0 16px;
+  }
+}

src/components/tags/TagInput/index.tsx

@@ -0,0 +1,140 @@
+import React, { ChangeEvent, FC, KeyboardEvent, useCallback, useEffect, useMemo, useRef, useState, } from 'react';
+import { TagAutocomplete } from '~/components/tags/TagAutocomplete';
+import { TagWrapper } from '~/components/tags/TagWrapper';
+import styles from './styles.module.scss';
+
+const placeholder = 'Добавить';
+
+const prepareInput = (input: string): string[] => {
+  return input
+    .split(',')
+    .map((title: string) =>
+      title
+        .trim()
+        .substr(0, 32)
+        .toLowerCase()
+    )
+    .filter(el => el.length > 0);
+};
+
+interface IProps {
+  onAppend: (tags: string[]) => void;
+  onClearTag: () => string | undefined;
+  onSubmit: (last: string[]) => void;
+  exclude: string[];
+}
+
+const TagInput: FC<IProps> = ({ exclude, onAppend, onClearTag, onSubmit }) => {
+  const [focused, setFocused] = useState(false);
+  const [input, setInput] = useState('');
+  const ref = useRef<HTMLInputElement>(null);
+  const wrapper = useRef<HTMLDivElement>(null);
+
+  const onInput = useCallback(
+    ({ target: { value } }: ChangeEvent<HTMLInputElement>) => {
+      if (!value.trim()) {
+        setInput(value || '');
+        return;
+      }
+
+      const items = prepareInput(value);
+
+      if (items.length > 1) {
+        onAppend(items.slice(0, items.length - 1));
+      }
+
+      setInput(items[items.length - 1] || '');
+    },
+    [setInput]
+  );
+
+  const onKeyUp = useCallback(
+    ({ key }: KeyboardEvent) => {
+      if (key === 'Escape' && ref.current) {
+        setInput('');
+        ref.current.blur();
+        return;
+      }
+
+      if (key === 'Backspace' && input === '') {
+        setInput(onClearTag() || '');
+        return;
+      }
+
+      if (key === ',' || key === 'Comma') {
+        const created = prepareInput(input);
+
+        if (created.length) {
+          onAppend(created);
+        }
+
+        setInput('');
+      }
+    },
+    [input, setInput, onClearTag, onAppend, onSubmit, ref.current, wrapper.current]
+  );
+
+  const onFocus = useCallback(() => setFocused(true), []);
+  const onBlur = useCallback(
+    event => {
+      if (wrapper.current.contains(event.target)) {
+        ref.current.focus();
+        return;
+      }
+
+      setFocused(false);
+
+      if (input.trim()) {
+        setInput('');
+      }
+
+      onSubmit([]);
+    },
+    [input, onAppend, setInput, onSubmit]
+  );
+
+  const onAutocompleteSelect = useCallback(
+    (val: string) => {
+      onAppend([val]);
+      setInput('');
+    },
+    [onAppend, setInput]
+  );
+
+  const feature = useMemo(() => (input?.substr(0, 1) === '/' ? 'green' : ''), [input]);
+
+  useEffect(() => {
+    document.addEventListener('click', onBlur);
+
+    return () => document.removeEventListener('click', onBlur);
+  }, [onBlur]);
+
+  return (
+    <div className={styles.wrap} ref={wrapper}>
+      <TagWrapper title={input || placeholder} has_input={true} feature={feature}>
+        <input
+          type="text"
+          value={input}
+          size={1}
+          placeholder={placeholder}
+          maxLength={24}
+          onChange={onInput}
+          onKeyDown={onKeyUp}
+          onFocus={onFocus}
+          ref={ref}
+        />
+      </TagWrapper>
+
+      {onInput && focused && input?.length > 0 && (
+        <TagAutocomplete
+          exclude={exclude}
+          input={ref.current}
+          onSelect={onAutocompleteSelect}
+          search={input}
+        />
+      )}
+    </div>
+  );
+};
+
+export { TagInput };

src/components/tags/TagInput/styles.module.scss

@@ -0,0 +1,4 @@
+.wrap {
+  position: relative;
+  z-index: 20;
+}

src/components/tags/TagWrapper/index.tsx

@@ -0,0 +1,40 @@
+import React, { FC } from 'react';
+import classNames from 'classnames';
+import styles from './styles.module.scss';
+
+interface IProps {
+  feature?: string;
+  size?: string;
+  is_hoverable?: boolean;
+  is_editing?: boolean;
+  has_input?: boolean;
+  onClick?: () => void;
+  title?: string;
+}
+
+const TagWrapper: FC<IProps> = ({
+  children,
+  feature,
+  size,
+  is_hoverable,
+  is_editing,
+  has_input,
+  onClick,
+  title = '',
+}) => (
+  <div
+    className={classNames(styles.tag, feature, size, {
+      is_hoverable,
+      is_editing,
+      input: has_input,
+      clickable: onClick,
+    })}
+    onClick={onClick}
+  >
+    <div className={styles.hole} />
+    <div className={styles.title}>{title}</div>
+    {children}
+  </div>
+);
+
+export { TagWrapper };

src/components/tags/TagWrapper/styles.module.scss

@@ -14,8 +14,9 @@ $big: 1.2;
   font: $font_14_semibold;
   align-self: flex-start;
   padding: 0 8px 0 0;
-  margin: 0 $gap $gap 0;
+  //margin: 0 $gap $gap 0;
   position: relative;
+  z-index: 12;
 
   &:global(.big) {
     height: $tag_height * $big;
@@ -88,6 +89,7 @@ $big: 1.2;
     top: 0;
     bottom: 0;
     width: 100%;
+    min-width: 100px;
     padding-left: $tag_height;
     padding-right: 5px;
     box-sizing: border-box;
@@ -118,3 +120,4 @@ $big: 1.2;
   overflow: hidden;
   text-overflow: ellipsis;
 }
+

src/components/tags/Tags/index.tsx

@@ -0,0 +1,76 @@
+import React, { FC, HTMLAttributes, useCallback, useEffect, useMemo, useState } from 'react';
+import { TagField } from '~/components/containers/TagField';
+import { ITag } from '~/redux/types';
+import uniq from 'ramda/es/uniq';
+import { Tag } from '~/components/tags/Tag';
+import { TagInput } from '~/components/tags/TagInput';
+import { separateTags } from '~/utils/tag';
+
+type IProps = HTMLAttributes<HTMLDivElement> & {
+  tags: Partial<ITag>[];
+  is_editable?: boolean;
+  onTagsChange?: (tags: string[]) => void;
+  onTagClick?: (tag: Partial<ITag>) => void;
+};
+
+export const Tags: FC<IProps> = ({ tags, is_editable, onTagsChange, onTagClick, ...props }) => {
+  const [data, setData] = useState<string[]>([]);
+
+  const [catTags, ordinaryTags] = useMemo(() => separateTags(tags), [tags]);
+
+  const onSubmit = useCallback(
+    (last: string[]) => {
+      const exist = tags.map(tag => tag.title);
+      onTagsChange(uniq([...exist, ...data, ...last]));
+    },
+    [data]
+  );
+
+  useEffect(() => {
+    setData(data.filter(title => !tags.some(tag => tag.title.trim() === title.trim())));
+  }, [tags]);
+
+  const onAppendTag = useCallback(
+    (created: string[]) => {
+      setData(uniq([...data, ...created]).filter(title => !tags.some(it => it.title === title)));
+    },
+    [data, setData, tags]
+  );
+
+  const onClearTag = useCallback((): string | undefined => {
+    if (!data.length) return;
+    const last = data[data.length - 1];
+    setData(data.slice(0, data.length - 1));
+    return last;
+  }, [data, setData]);
+
+  const exclude = useMemo(() => [...(data || []), ...(tags || []).map(({ title }) => title)], [
+    data,
+    tags,
+  ]);
+
+  return (
+    <TagField {...props}>
+      {catTags.map(tag => (
+        <Tag key={tag.title} tag={tag} onClick={onTagClick} />
+      ))}
+
+      {ordinaryTags.map(tag => (
+        <Tag key={tag.title} tag={tag} onClick={onTagClick} />
+      ))}
+
+      {data.map(title => (
+        <Tag key={title} tag={{ title }} is_editing />
+      ))}
+
+      {is_editable && (
+        <TagInput
+          onAppend={onAppendTag}
+          onClearTag={onClearTag}
+          onSubmit={onSubmit}
+          exclude={exclude}
+        />
+      )}
+    </TagField>
+  );
+};

src/constants/api.ts

@@ -48,5 +48,6 @@ export const API = {
   },
   TAG: {
     NODES: `/tag/nodes`,
+    AUTOCOMPLETE: `/tag/autocomplete`,
   },
 };

src/containers/node/NodeLayout/styles.scss

@@ -23,6 +23,8 @@
   justify-content: flex-start;
   padding-left: $gap / 2;
   min-width: 0;
+  position: relative;
+  z-index: 10;
   
   @media (max-width: 1024px) {
     padding-left: 0;

src/containers/sidebars/TagSidebar/index.tsx

@@ -2,7 +2,6 @@ import React, { FC, useCallback, useEffect, useMemo } from 'react';
 import { SidebarWrapper } from '~/containers/sidebars/SidebarWrapper';
 import styles from './styles.module.scss';
 import { useHistory, useRouteMatch } from 'react-router';
-import { Tag } from '~/components/node/Tag';
 import { Icon } from '~/components/input/Icon';
 import { Link } from 'react-router-dom';
 import { TagSidebarList } from '~/components/sidebar/TagSidebarList';
@@ -11,6 +10,7 @@ import { selectTagNodes } from '~/redux/tag/selectors';
 import * as ACTIONS from '~/redux/tag/actions';
 import { LoaderCircle } from '~/components/input/LoaderCircle';
 import { InfiniteScroll } from '~/components/containers/InfiniteScroll';
+import { Tag } from '~/components/tags/Tag';
 
 const mapStateToProps = state => ({
   nodes: selectTagNodes(state),

src/redux/tag/actions.ts

@@ -7,6 +7,17 @@ export const tagSetNodes = (nodes: Partial<ITagState['nodes']>) => ({
 });
 
 export const tagLoadNodes = (tag: string) => ({
-  type: TAG_ACTIONS.LOAD_TAG_NODES,
+  type: TAG_ACTIONS.LOAD_NODES,
   tag,
 });
+
+export const tagSetAutocomplete = (autocomplete: Partial<ITagState['autocomplete']>) => ({
+  type: TAG_ACTIONS.SET_TAG_AUTOCOMPLETE,
+  autocomplete,
+});
+
+export const tagLoadAutocomplete = (search: string, exclude: string[]) => ({
+  type: TAG_ACTIONS.LOAD_AUTOCOMPLETE,
+  search,
+  exclude,
+});

src/redux/tag/api.ts

@@ -17,3 +17,17 @@ export const getTagNodes = ({
     .get(API.TAG.NODES, configWithToken(access, { params: { name: tag, offset, limit } }))
     .then(resultMiddleware)
     .catch(errorMiddleware);
+
+export const getTagAutocomplete = ({
+  search,
+  exclude,
+  access,
+}: {
+  access: string;
+  search: string;
+  exclude: string[];
+}): Promise<IResultWithStatus<{ tags: string[] }>> =>
+  api
+    .get(API.TAG.AUTOCOMPLETE, configWithToken(access, { params: { search, exclude } }))
+    .then(resultMiddleware)
+    .catch(errorMiddleware);

src/redux/tag/constants.ts

@@ -1,6 +1,8 @@
 const prefix = 'TAG.';
 
 export const TAG_ACTIONS = {
-  LOAD_TAG_NODES: `${prefix}LOAD_TAG_NODES`,
+  LOAD_NODES: `${prefix}LOAD_TAG_NODES`,
   SET_TAG_NODES: `${prefix}SET_TAG_NODES`,
+  SET_TAG_AUTOCOMPLETE: `${prefix}SET_TAG_NODES`,
+  LOAD_AUTOCOMPLETE: `${prefix}LOAD_TAG_AUTOCOMPLETE`,
 };

src/redux/tag/handlers.ts

@@ -1,6 +1,6 @@
 import { TAG_ACTIONS } from '~/redux/tag/constants';
 import { ITagState } from '~/redux/tag/index';
-import { tagSetNodes } from '~/redux/tag/actions';
+import { tagSetAutocomplete, tagSetNodes } from '~/redux/tag/actions';
 
 const setNodes = (state: ITagState, { nodes }: ReturnType<typeof tagSetNodes>) => ({
   ...state,
@@ -10,6 +10,18 @@ const setNodes = (state: ITagState, { nodes }: ReturnType<typeof tagSetNodes>) =
   },
 });
 
+const setAutocomplete = (
+  state: ITagState,
+  { autocomplete }: ReturnType<typeof tagSetAutocomplete>
+) => ({
+  ...state,
+  autocomplete: {
+    ...state.autocomplete,
+    ...autocomplete,
+  },
+});
+
 export const TAG_HANDLERS = {
   [TAG_ACTIONS.SET_TAG_NODES]: setNodes,
+  [TAG_ACTIONS.SET_TAG_AUTOCOMPLETE]: setAutocomplete,
 };

src/redux/tag/index.ts

@@ -8,6 +8,10 @@ export interface ITagState {
     count: number;
     isLoading: boolean;
   };
+  autocomplete: {
+    isLoading: boolean;
+    options: string[];
+  };
 }
 
 const INITIAL_STATE: ITagState = {
@@ -16,6 +20,10 @@ const INITIAL_STATE: ITagState = {
     count: 0,
     isLoading: true,
   },
+  autocomplete: {
+    isLoading: true,
+    options: [],
+  },
 };
 
 export default createReducer(INITIAL_STATE, TAG_HANDLERS);

src/redux/tag/sagas.ts

@@ -1,9 +1,9 @@
 import { TAG_ACTIONS } from '~/redux/tag/constants';
-import { call, put, select, takeLatest } from 'redux-saga/effects';
-import { tagLoadNodes, tagSetNodes } from '~/redux/tag/actions';
+import { call, delay, put, select, takeLatest } from 'redux-saga/effects';
+import { tagLoadAutocomplete, tagLoadNodes, tagSetAutocomplete, tagSetNodes, } from '~/redux/tag/actions';
 import { reqWrapper } from '~/redux/auth/sagas';
 import { selectTagNodes } from '~/redux/tag/selectors';
-import { getTagNodes } from '~/redux/tag/api';
+import { getTagAutocomplete, getTagNodes } from '~/redux/tag/api';
 import { Unwrap } from '~/redux/types';
 
 function* loadTagNodes({ tag }: ReturnType<typeof tagLoadNodes>) {
@@ -26,6 +26,28 @@ function* loadTagNodes({ tag }: ReturnType<typeof tagLoadNodes>) {
   }
 }
 
-export default function* tagSaga() {
-  yield takeLatest(TAG_ACTIONS.LOAD_TAG_NODES, loadTagNodes);
+function* loadAutocomplete({ search, exclude }: ReturnType<typeof tagLoadAutocomplete>) {
+  if (search.length < 3) return;
+
+  try {
+    yield put(tagSetAutocomplete({ isLoading: true }));
+    yield delay(100);
+
+    const { data, error }: Unwrap<ReturnType<typeof getTagAutocomplete>> = yield call(
+      reqWrapper,
+      getTagAutocomplete,
+      { search, exclude }
+    );
+
+    if (error) throw new Error(error);
+
+    yield put(tagSetAutocomplete({ options: data.tags, isLoading: false }));
+  } catch (e) {
+    yield put(tagSetAutocomplete({ isLoading: false }));
+  }
+}
+
+export default function* tagSaga() {
+  yield takeLatest(TAG_ACTIONS.LOAD_NODES, loadTagNodes);
+  yield takeLatest(TAG_ACTIONS.LOAD_AUTOCOMPLETE, loadAutocomplete);
 }

src/redux/tag/selectors.ts

@@ -2,3 +2,4 @@ import { IState } from '~/redux/store';
 
 export const selectTag = (state: IState) => state.tag;
 export const selectTagNodes = (state: IState) => state.tag.nodes;
+export const selectTagAutocomplete = (state: IState) => state.tag.autocomplete;

src/sprites/Sprites.tsx

@@ -160,6 +160,11 @@ const Sprites: FC<{}> = () => (
       <path d="M8.59 16.59L13.17 12 8.59 7.41 10 6l6 6-6 6-1.41-1.41z" />
     </g>
 
+    <g id="keyboard" stroke="none">
+      <path fill="none" d="M0 0h24v24H0V0z" />
+      <path d="M20 5H4c-1.1 0-1.99.9-1.99 2L2 17c0 1.1.9 2 2 2h16c1.1 0 2-.9 2-2V7c0-1.1-.9-2-2-2zm-9 3h2v2h-2V8zm0 3h2v2h-2v-2zM8 8h2v2H8V8zm0 3h2v2H8v-2zm-1 2H5v-2h2v2zm0-3H5V8h2v2zm9 7H8v-2h8v2zm0-4h-2v-2h2v2zm0-3h-2V8h2v2zm3 3h-2v-2h2v2zm0-3h-2V8h2v2z" />
+    </g>
+
     <g id="key" stroke="none">
       <path fill="none" d="M0 0h24v24H0V0z" />
       <path d="M12.65 10C11.83 7.67 9.61 6 7 6c-3.31 0-6 2.69-6 6s2.69 6 6 6c2.61 0 4.83-1.67 5.65-4H17v4h4v-4h2v-4H12.65zM7 14c-1.1 0-2-.9-2-2s.9-2 2-2 2 .9 2 2-.9 2-2 2z" />
@@ -220,6 +225,11 @@ const Sprites: FC<{}> = () => (
       <path d="M19.14,12.94c0.04-0.3,0.06-0.61,0.06-0.94c0-0.32-0.02-0.64-0.07-0.94l2.03-1.58c0.18-0.14,0.23-0.41,0.12-0.61 l-1.92-3.32c-0.12-0.22-0.37-0.29-0.59-0.22l-2.39,0.96c-0.5-0.38-1.03-0.7-1.62-0.94L14.4,2.81c-0.04-0.24-0.24-0.41-0.48-0.41 h-3.84c-0.24,0-0.43,0.17-0.47,0.41L9.25,5.35C8.66,5.59,8.12,5.92,7.63,6.29L5.24,5.33c-0.22-0.08-0.47,0-0.59,0.22L2.74,8.87 C2.62,9.08,2.66,9.34,2.86,9.48l2.03,1.58C4.84,11.36,4.8,11.69,4.8,12s0.02,0.64,0.07,0.94l-2.03,1.58 c-0.18,0.14-0.23,0.41-0.12,0.61l1.92,3.32c0.12,0.22,0.37,0.29,0.59,0.22l2.39-0.96c0.5,0.38,1.03,0.7,1.62,0.94l0.36,2.54 c0.05,0.24,0.24,0.41,0.48,0.41h3.84c0.24,0,0.44-0.17,0.47-0.41l0.36-2.54c0.59-0.24,1.13-0.56,1.62-0.94l2.39,0.96 c0.22,0.08,0.47,0,0.59-0.22l1.92-3.32c0.12-0.22,0.07-0.47-0.12-0.61L19.14,12.94z M12,15.6c-1.98,0-3.6-1.62-3.6-3.6 s1.62-3.6,3.6-3.6s3.6,1.62,3.6,3.6S13.98,15.6,12,15.6z" />
     </g>
 
+    <g id="tag" stroke="none">
+      <path fill="none" d="M0 0h24v24H0V0z" />
+      <path d="M17.63 5.84C17.27 5.33 16.67 5 16 5L5 5.01C3.9 5.01 3 5.9 3 7v10c0 1.1.9 1.99 2 1.99L16 19c.67 0 1.27-.33 1.63-.84L22 12l-4.37-6.16zM16 17H5V7h11l3.55 5L16 17z" />
+    </g>
+
     <g id="messages" stroke="none">
       <path fill="none" d="M0 0h24v24H0V0z" />
       <path d="M20 2H4c-1.1 0-1.99.9-1.99 2L2 22l4-4h14c1.1 0 2-.9 2-2V4c0-1.1-.9-2-2-2zm-2 12H6v-2h12v2zm0-3H6V9h12v2zm0-3H6V6h12v2z" />

src/utils/tag.ts

@@ -0,0 +1,13 @@
+import { ITag } from '~/redux/types';
+
+export const separateTags = (tags: Partial<ITag>[]): Partial<ITag>[][] =>
+  (tags || []).reduce(
+    (obj, tag) =>
+      tag.title.substr(0, 1) === '/' ? [[...obj[0], tag], obj[1]] : [obj[0], [...obj[1], tag]],
+    [[], []]
+  );
+
+export const separateTagOptions = (options: string[]): string[][] =>
+  separateTags(options.map((title): Partial<ITag> => ({ title }))).map(item =>
+    item.map(({ title }) => title)
+  );

webpack.config.js

@@ -176,6 +176,7 @@ module.exports = () => {
       contentBase: 'dist',
       publicPath: '/',
       hot: true,
+      open: false,
     },
   };
 };