added node edit menu

src/components/menu/MenuButton/index.tsx

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+import React, { FC, ReactNode } from 'react';
+
+import classNames from 'classnames';
+import { Manager, Popper, Reference } from 'react-popper';
+
+import { Icon } from '~/components/input/Icon';
+import { useFocusEvent } from '~/hooks/dom/useFocusEvent';
+
+import styles from './styles.module.scss';
+
+interface MenuButtonProps {
+  icon?: ReactNode;
+  className?: string;
+}
+
+const modifiers = [
+  {
+    name: 'offset',
+    options: {
+      offset: [5, 10],
+    },
+  },
+];
+
+const MenuButton: FC<MenuButtonProps> = ({
+  children,
+  className,
+  icon = <Icon icon="dots-vertical" size={24} />,
+}) => {
+  const { focused, onFocus, onBlur } = useFocusEvent(false, 150);
+
+  return (
+    <Manager>
+      <Reference>
+        {({ ref }) => (
+          <button
+            className={classNames(styles.menu, className)}
+            ref={ref}
+            onFocus={onFocus}
+            onBlur={onBlur}
+          >
+            {icon}
+          </button>
+        )}
+      </Reference>
+
+      {focused && (
+        <Popper placement="bottom-end" modifiers={modifiers}>
+          {({ style, ref, placement }) => (
+            <div
+              style={style}
+              ref={ref}
+              className={classNames(styles.popper, { [styles.top]: placement === 'top-end' })}
+            >
+              {children}
+            </div>
+          )}
+        </Popper>
+      )}
+    </Manager>
+  );
+};
+
+export { MenuButton };

src/components/menu/MenuButton/styles.module.scss

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+.menu {
+  position: relative;
+  cursor: pointer;
+}
+
+@import "src/styles/variables.scss";
+
+@keyframes appear {
+  0% { opacity: 0 }
+  100% { opacity: 1 }
+}
+
+.popper {
+  @include outer_shadow;
+
+  background-color: $menu_bg;
+  box-sizing: border-box;
+  z-index: 12;
+  border-radius: $radius;
+  animation: appear forwards 250ms;
+
+  &::after {
+    content: ' ';
+    width: 0;
+    height: 0;
+    border-style: solid;
+    border-width: 0 10px 10px 10px;
+    border-color: transparent transparent lighten($menu_bg, 6%) transparent;
+    position: absolute;
+    top: -11px;
+    right: 10px;
+  }
+
+  &.top::after {
+    border-width: 10px 10px 0 10px;
+    border-color: darken($menu_bg, 8%) transparent transparent transparent;
+    top: auto;
+    bottom: -11px;
+  }
+}

src/components/menu/MenuItemWithIcon/index.tsx

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+import React, { FC } from 'react';
+
+import { Icon } from '~/components/input/Icon';
+
+import styles from './styles.module.scss';
+
+interface MenuItemWithIconProps {
+  children: string;
+  icon: string;
+  onClick?: () => void;
+}
+
+const MenuItemWithIcon: FC<MenuItemWithIconProps> = ({ children, icon, onClick }) => (
+  <button className={styles.item} onClick={onClick}>
+    <div className={styles.icon}>
+      <Icon icon={icon} size={20} />
+    </div>
+
+    <div className={styles.text}>{children}</div>
+  </button>
+);
+
+export { MenuItemWithIcon };

src/components/menu/MenuItemWithIcon/styles.module.scss

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+@import "src/styles/variables";
+
+.item {
+  @include row_shadow;
+  @include hover_opacity;
+
+  font: $font_14_medium;
+  line-height: 20px;
+  padding: $gap + 2px $gap $gap - 2px;
+  display: flex;
+  flex-direction: row;
+  color: white;
+  align-items: stretch;
+  justify-content: center;
+  width: 100%;
+  cursor: pointer;
+}
+
+.icon {
+  flex: 0 0 20px;
+  margin-right: $gap;
+}
+
+.text {
+  flex: 1;
+  text-align: left;
+  padding-right: $gap;
+  white-space: nowrap;
+}

src/components/menu/SeparatedMenu/index.tsx

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+import React, { FC, ReactNode, useMemo } from 'react';
+
+import classNames from 'classnames';
+
+import styles from './styles.module.scss';
+
+interface SeparatedMenuProps {
+  className?: string;
+}
+
+const SeparatedMenu: FC<SeparatedMenuProps> = ({ children, className }) => {
+  const items = useMemo<ReactNode[]>(() => {
+    if (!children) {
+      return [];
+    }
+
+    return (Array.isArray(children) ? children : [children]).filter(it => it);
+  }, [children]);
+
+  return (
+    <div className={classNames(styles.menu, className)}>
+      {items.map((item, index) => (
+        <div className={styles.item} key={index}>
+          {item}
+        </div>
+      ))}
+    </div>
+  );
+};
+
+export { SeparatedMenu };

src/components/menu/SeparatedMenu/styles.module.scss

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+@import "src/styles/mixins";
+@import "src/styles/variables";
+
+.menu {
+  flex: 0;
+  display: flex;
+  flex-direction: row;
+  align-items: center;
+  justify-content: center;
+}
+
+.item {
+  margin-left: $gap * 4;
+  position: relative;
+
+  &:not(:last-child)::after {
+    @include inner_shadow;
+
+    content: ' ';
+    position: absolute;
+    width: 3px;
+    height: 16px;
+    background: darken($content_bg, 1%);
+    display: flex;
+    top: 5px;
+    right: -$gap * 2 - 2px;
+    border-radius: 2px;
+  }
+}

src/components/menu/index.ts

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+export * from './VerticalMenu';
+export * from './HorizontalMenu';
+export * from './MenuButton';
+export * from './MenuItemWithIcon';
+export * from './SeparatedMenu';