hero slider

src/components/flow/FlowGrid/index.tsx

@@ -7,6 +7,7 @@ import { INode } from '~/redux/types';
 import { canEditNode } from '~/utils/node';
 import { IUser } from '~/redux/auth/types';
 import { flowSetCellView } from '~/redux/flow/actions';
+import { FlowHero } from '../FlowHero';
 
 type IProps = Partial<IFlowState> & {
   user: Partial<IUser>;
@@ -14,10 +15,12 @@ type IProps = Partial<IFlowState> & {
   onChangeCellView: typeof flowSetCellView;
 };
 
-export const FlowGrid: FC<IProps> = ({ user, nodes, onSelect, onChangeCellView }) => (
+export const FlowGrid: FC<IProps> = ({ user, nodes, heroes, onSelect, onChangeCellView }) => (
   <div>
     <div className={styles.grid_test}>
-      <div className={styles.hero}>HERO</div>
+      <div className={styles.hero}>
+        <FlowHero heroes={heroes} />
+      </div>
       <div className={styles.stamp}>STAMP</div>
 
       {nodes.map(node => (

src/components/flow/FlowGrid/styles.scss

@@ -8,7 +8,7 @@ $cols: $content_width / $cell;
 .grid_test {
   display: grid;
   grid-template-columns: repeat(auto-fit, minmax($cell, 1fr));
-  grid-template-rows: 40vh $cell;
+  grid-template-rows: 50vh $cell;
   grid-auto-rows: $cell;
   grid-auto-flow: row dense;
   grid-column-gap: $grid_line;
@@ -20,7 +20,7 @@ $cols: $content_width / $cell;
 
   @media (max-width: $cell * 6) {
     grid-template-columns: repeat(5, 1fr);
-    grid-template-rows: 40vh 20vw;
+    grid-template-rows: 50vh 20vw;
     grid-auto-rows: 20vw;
   }
 

src/components/flow/FlowHero/index.tsx

@@ -0,0 +1,109 @@
+import React, { FC, useState, useCallback, useEffect, useRef } from 'react';
+import { IFlowState } from '~/redux/flow/reducer';
+import classNames from 'classnames';
+
+import * as styles from './styles.scss';
+import { getURL } from '~/utils/dom';
+import { withRouter, RouteComponentProps } from 'react-router';
+import { URLS } from '~/constants/urls';
+import { Icon } from '~/components/input/Icon';
+import { Filler } from '~/components/containers/Filler';
+
+type IProps = RouteComponentProps & {
+  heroes: IFlowState['heroes'];
+};
+
+const FlowHeroUnconnected: FC<IProps> = ({ heroes, history }) => {
+  const [limit, setLimit] = useState(Math.max(heroes.length, 10));
+  const [current, setCurrent] = useState(0);
+  const [loaded, setLoaded] = useState([]);
+  const timer = useRef(null);
+
+  const onLoad = useCallback(id => () => setLoaded([...loaded, id]), [setLoaded, loaded]);
+
+  const onNext = useCallback(() => {
+    clearTimeout(timer.current);
+
+    if (loaded.length <= 1) return;
+
+    const index = loaded.findIndex(el => el === current);
+
+    setCurrent(index > loaded.length - 2 ? loaded[0] : loaded[index + 1]);
+  }, [loaded, current, setCurrent, timer]);
+
+  const onPrevious = useCallback(() => {
+    clearTimeout(timer.current);
+
+    if (loaded.length <= 1) return;
+
+    const index = loaded.findIndex(el => el === current);
+
+    setCurrent(index > 0 ? loaded[index - 1] : loaded[loaded.length - 1]);
+  }, [loaded, current, setCurrent, timer]);
+
+  useEffect(() => {
+    timer.current = setTimeout(onNext, 3000);
+
+    return () => clearTimeout(timer.current);
+  }, [current]);
+
+  useEffect(() => {
+    if (current === 0 && loaded.length > 0) setCurrent(loaded[0]);
+  }, [loaded]);
+
+  useEffect(() => {
+    setLimit(Math.max(heroes.length, limit));
+  }, [heroes, limit]);
+
+  const stopSliding = useCallback(() => {
+    clearTimeout(timer.current);
+    timer.current = setTimeout(onNext, 3000);
+  }, [timer]);
+
+  const onClick = useCallback(() => {
+    if (!current) return;
+
+    history.push(URLS.NODE_URL(current));
+  }, [current]);
+
+  return (
+    <div className={styles.wrap} onMouseOver={stopSliding} onFocus={stopSliding}>
+      <div className={styles.info}>
+        <div className={styles.title_wrap}>
+          <div className={styles.title}>TITLE!</div>
+        </div>
+
+        <div className={styles.buttons}>
+          <div className={styles.button} onClick={onPrevious}>
+            <Icon icon="left" />
+          </div>
+          <div className={styles.button} onClick={onNext}>
+            <Icon icon="right" />
+          </div>
+        </div>
+      </div>
+
+      {heroes.slice(0, limit).map(hero => (
+        <div
+          className={classNames(styles.hero, {
+            [styles.is_visible]: loaded.includes(hero.id),
+            [styles.is_active]: current === hero.id,
+          })}
+          style={{ backgroundImage: `url("${getURL({ url: hero.thumbnail })}")` }}
+          key={hero.id}
+          onClick={onClick}
+        >
+          <img
+            src={getURL({ url: hero.thumbnail })}
+            alt={hero.thumbnail}
+            onLoad={onLoad(hero.id)}
+          />
+        </div>
+      ))}
+    </div>
+  );
+};
+
+const FlowHero = withRouter(FlowHeroUnconnected);
+
+export { FlowHero };

src/components/flow/FlowHero/styles.scss

@@ -0,0 +1,106 @@
+.wrap {
+  width: 100%;
+  height: 100%;
+  position: relative;
+  background: $content_bg;
+  border-radius: $cell_radius;
+}
+
+.hero {
+  position: absolute;
+  top: 0;
+  left: 0;
+  width: 100%;
+  height: 100%;
+  display: none;
+  transition: opacity 1s;
+  background: 50% 50% no-repeat;
+  background-size: cover;
+  border-radius: $cell_radius;
+  z-index: 2;
+  opacity: 0;
+  cursor: pointer;
+
+  &::after {
+    content: ' ';
+    position: absolute;
+    top: 0;
+    left: 0;
+    width: 100%;
+    height: 100%;
+    background: url('~/sprites/dots.svg') rgba(0, 0, 0, 0.3);
+  }
+
+  img {
+    width: 0;
+    height: 0;
+    opacity: 0;
+    pointer-events: none;
+    touch-action: none;
+  }
+
+  &.is_visible {
+    display: block;
+  }
+
+  &.is_active {
+    opacity: 1;
+    z-index: 3;
+  }
+}
+
+.info {
+  display: flex;
+  position: absolute;
+  bottom: 0;
+  right: 0;
+  width: 100%;
+  padding: $gap;
+  box-sizing: border-box;
+  z-index: 5;
+  flex-direction: row;
+}
+
+.title_wrap {
+  flex: 1;
+  white-space: nowrap;
+  display: flex;
+  margin-right: $gap;
+  overflow: hidden;
+}
+
+.title {
+  flex: 0;
+  height: 48px;
+  background: rgba(0, 0, 0, 0.7);
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  padding: 0 $gap;
+  border-radius: $radius;
+  font: $font_hero_title;
+}
+
+.buttons {
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  height: 48px;
+  background: rgba(0, 0, 0, 0.7);
+  flex-direction: row;
+  width: 96px;
+  border-radius: $radius;
+
+  .button {
+    cursor: pointer;
+    flex: 0 0 48px;
+    display: flex;
+    align-items: center;
+    justify-content: center;
+
+    svg {
+      width: 40px;
+      height: 40px;
+    }
+  }
+}

src/containers/flow/FlowLayout/index.tsx

@@ -8,7 +8,7 @@ import pick from 'ramda/es/pick';
 import { selectUser } from '~/redux/auth/selectors';
 
 const mapStateToProps = state => ({
-  flow: pick(['nodes'], selectFlow(state)),
+  flow: pick(['nodes', 'heroes'], selectFlow(state)),
   user: pick(['role', 'id'], selectUser(state)),
 });
 
@@ -20,12 +20,18 @@ const mapDispatchToProps = {
 type IProps = ReturnType<typeof mapStateToProps> & typeof mapDispatchToProps & {};
 
 const FlowLayoutUnconnected: FC<IProps> = ({
-  flow: { nodes },
+  flow: { nodes, heroes },
   user,
   nodeLoadNode,
   flowSetCellView,
 }) => (
-  <FlowGrid nodes={nodes} onSelect={nodeLoadNode} user={user} onChangeCellView={flowSetCellView} />
+  <FlowGrid
+    nodes={nodes}
+    heroes={heroes}
+    onSelect={nodeLoadNode}
+    user={user}
+    onChangeCellView={flowSetCellView}
+  />
 );
 
 const FlowLayout = connect(

src/redux/flow/actions.ts

@@ -7,6 +7,11 @@ export const flowSetNodes = (nodes: IFlowState['nodes']) => ({
   type: FLOW_ACTIONS.SET_NODES,
 });
 
+export const flowSetHeroes = (heroes: IFlowState['heroes']) => ({
+  heroes,
+  type: FLOW_ACTIONS.SET_HEROES,
+});
+
 export const flowSetCellView = (id: INode['id'], flow: INode['flow']) => ({
   type: FLOW_ACTIONS.SET_CELL_VIEW,
   id,

src/redux/flow/constants.ts

@@ -3,5 +3,6 @@ const prefix = 'FLOW.';
 export const FLOW_ACTIONS = {
   GET_FLOW: `${prefix}GET_FLOW`,
   SET_NODES: `${prefix}SET_NODES`,
+  SET_HEROES: `${prefix}SET_HEROES`,
   SET_CELL_VIEW: `${prefix}SET_CELL_VIEW`,
 };

src/redux/flow/handlers.ts

@@ -1,11 +1,15 @@
 import assocPath from 'ramda/es/assocPath';
 import { FLOW_ACTIONS } from './constants';
-import { flowSetNodes } from './actions';
+import { flowSetNodes, flowSetHeroes } from './actions';
 import { IFlowState } from './reducer';
 
 const setNodes = (state: IFlowState, { nodes }: ReturnType<typeof flowSetNodes>) =>
   assocPath(['nodes'], nodes, state);
 
+const setHeroes = (state: IFlowState, { heroes }: ReturnType<typeof flowSetHeroes>) =>
+  assocPath(['heroes'], heroes, state);
+
 export const FLOW_HANDLERS = {
   [FLOW_ACTIONS.SET_NODES]: setNodes,
+  [FLOW_ACTIONS.SET_HEROES]: setHeroes,
 };

src/redux/flow/reducer.ts

@@ -5,11 +5,13 @@ import { FLOW_HANDLERS } from './handlers';
 export type IFlowState = Readonly<{
   is_loading: boolean;
   nodes: INode[];
+  heroes: Partial<INode>[];
   error: IError;
 }>;
 
 const INITIAL_STATE: IFlowState = {
   nodes: [],
+  heroes: [],
   is_loading: false,
   error: null,
 };

src/redux/flow/sagas.ts

@@ -2,23 +2,29 @@ import { takeLatest, call, put, select } from 'redux-saga/effects';
 import { REHYDRATE } from 'redux-persist';
 import { FLOW_ACTIONS } from './constants';
 import { getNodes } from '../node/api';
-import { flowSetNodes, flowSetCellView } from './actions';
+import { flowSetNodes, flowSetCellView, flowSetHeroes } from './actions';
 import { IResultWithStatus, INode } from '../types';
 import { selectFlowNodes } from './selectors';
 import { reqWrapper } from '../auth/sagas';
 import { postCellView } from './api';
+import { IFlowState } from './reducer';
 
 function* onGetFlow() {
   const {
-    data: { nodes = null },
-  }: IResultWithStatus<{ nodes: INode[] }> = yield call(getNodes, {});
+    data: { nodes = null, heroes = null },
+  }: IResultWithStatus<{ nodes: IFlowState['nodes']; heroes: IFlowState['heroes'] }> = yield call(
+    getNodes,
+    {}
+  );
 
   if (!nodes || !nodes.length) {
     yield put(flowSetNodes([]));
+    yield put(flowSetHeroes([]));
     return;
   }
 
   yield put(flowSetNodes(nodes));
+  yield put(flowSetHeroes(heroes));
 }
 
 function* onSetCellView({ id, flow }: ReturnType<typeof flowSetCellView>) {

src/sprites/Sprites.tsx

@@ -149,6 +149,16 @@ const Sprites: FC<{}> = () => (
       <path fill="none" d="M0 0h24v24H0V0z" />
       <path d="M16 8c1.1 0 2-.9 2-2s-.9-2-2-2-2 .9-2 2 .9 2 2 2zm0 2c-1.1 0-2 .9-2 2s.9 2 2 2 2-.9 2-2-.9-2-2-2zm0 6c-1.1 0-2 .9-2 2s.9 2 2 2 2-.9 2-2-.9-2-2-2z" />
     </g>
+
+    <g id="left" stroke="none">
+      <path fill="none" d="M0 0h24v24H0V0z" />
+      <path d="M15.41 7.41L14 6l-6 6 6 6 1.41-1.41L10.83 12z" />
+    </g>
+
+    <g id="right" stroke="none">
+      <path fill="none" d="M0 0h24v24H0V0z" />
+      <path d="M8.59 16.59L13.17 12 8.59 7.41 10 6l6 6-6 6-1.41-1.41z" />
+    </g>
   </svg>
 );
 

src/styles/variables.scss

@@ -2,14 +2,14 @@
 
 $cell: 280px;
 $gap: 10px;
-$grid_line: 8px;
+$grid_line: 5px;
 $content_width: $cell * 5 + $grid_line * 4;
 $spc: $gap * 2;
 $comment_height: 72px;
 $bar_height: 64px;
 
 $radius: 8px;
-$cell_radius: 3px;
+$cell_radius: $radius;
 $panel_radius: $radius;
 $input_radius: $radius;
 
@@ -55,7 +55,7 @@ $font_8_regular: $regular 8px $font;
 $font_8_semibold: $semibold 8px $font;
 
 $font_cell_title: $bold 30px $font;
-$font_hero_title: $font_48_semibold;
+$font_hero_title: $bold 40px $font;
 
 $shadow_depth_1: transparentize(black, 0.8) 0 1px, inset transparentize(white, 0.98) 0 1px;
 $shadow_depth_2: transparentize(black, 0.8) 0 2px, inset transparentize(white, 0.98) 0 1px;