New: Project Aphrodite

frontend/src/Movie/Index/MovieIndexConnector.js

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+import PropTypes from 'prop-types';
+import React, { Component } from 'react';
+import { connect } from 'react-redux';
+import { createSelector } from 'reselect';
+import createClientSideCollectionSelector from 'Store/Selectors/createClientSideCollectionSelector';
+import dimensions from 'Styles/Variables/dimensions';
+import createCommandExecutingSelector from 'Store/Selectors/createCommandExecutingSelector';
+import createDimensionsSelector from 'Store/Selectors/createDimensionsSelector';
+import { fetchMovies } from 'Store/Actions/movieActions';
+import scrollPositions from 'Store/scrollPositions';
+import { setMovieSort, setMovieFilter, setMovieView } from 'Store/Actions/movieIndexActions';
+import { executeCommand } from 'Store/Actions/commandActions';
+import * as commandNames from 'Commands/commandNames';
+import withScrollPosition from 'Components/withScrollPosition';
+import MovieIndex from './MovieIndex';
+
+const POSTERS_PADDING = 15;
+const POSTERS_PADDING_SMALL_SCREEN = 5;
+const TABLE_PADDING = parseInt(dimensions.pageContentBodyPadding);
+const TABLE_PADDING_SMALL_SCREEN = parseInt(dimensions.pageContentBodyPaddingSmallScreen);
+
+// If the scrollTop is greater than zero it needs to be offset
+// by the padding so when it is set initially so it is correct
+// after React Virtualized takes the padding into account.
+
+function getScrollTop(view, scrollTop, isSmallScreen) {
+  if (scrollTop === 0) {
+    return 0;
+  }
+
+  let padding = isSmallScreen ? TABLE_PADDING_SMALL_SCREEN : TABLE_PADDING;
+
+  if (view === 'posters') {
+    padding = isSmallScreen ? POSTERS_PADDING_SMALL_SCREEN : POSTERS_PADDING;
+  }
+
+  return scrollTop + padding;
+}
+
+function createMapStateToProps() {
+  return createSelector(
+    createClientSideCollectionSelector('movies', 'movieIndex'),
+    createCommandExecutingSelector(commandNames.REFRESH_MOVIE),
+    createCommandExecutingSelector(commandNames.RSS_SYNC),
+    createDimensionsSelector(),
+    (
+      series,
+      isRefreshingMovie,
+      isRssSyncExecuting,
+      dimensionsState
+    ) => {
+      return {
+        ...series,
+        isRefreshingMovie,
+        isRssSyncExecuting,
+        isSmallScreen: dimensionsState.isSmallScreen
+      };
+    }
+  );
+}
+
+const mapDispatchToProps = {
+  fetchMovies,
+  setMovieSort,
+  setMovieFilter,
+  setMovieView,
+  executeCommand
+};
+
+class MovieIndexConnector extends Component {
+
+  //
+  // Lifecycle
+
+  constructor(props, context) {
+    super(props, context);
+
+    const {
+      view,
+      scrollTop,
+      isSmallScreen
+    } = props;
+
+    this.state = {
+      scrollTop: getScrollTop(view, scrollTop, isSmallScreen)
+    };
+  }
+
+  componentDidMount() {
+    this.props.fetchMovies();
+  }
+
+  //
+  // Listeners
+
+  onSortSelect = (sortKey) => {
+    this.props.setMovieSort({ sortKey });
+  }
+
+  onFilterSelect = (selectedFilterKey) => {
+    this.props.setMovieFilter({ selectedFilterKey });
+  }
+
+  onViewSelect = (view) => {
+    // Reset the scroll position before changing the view
+    this.setState({ scrollTop: 0 }, () => {
+      this.props.setMovieView({ view });
+    });
+  }
+
+  onScroll = ({ scrollTop }) => {
+    this.setState({
+      scrollTop
+    }, () => {
+      scrollPositions.movieIndex = scrollTop;
+    });
+  }
+
+  onRefreshMoviePress = () => {
+    this.props.executeCommand({
+      name: commandNames.REFRESH_MOVIE
+    });
+  }
+
+  onRssSyncPress = () => {
+    this.props.executeCommand({
+      name: commandNames.RSS_SYNC
+    });
+  }
+
+  //
+  // Render
+
+  render() {
+    return (
+      <MovieIndex
+        {...this.props}
+        scrollTop={this.state.scrollTop}
+        onSortSelect={this.onSortSelect}
+        onFilterSelect={this.onFilterSelect}
+        onViewSelect={this.onViewSelect}
+        onScroll={this.onScroll}
+        onRefreshMoviePress={this.onRefreshMoviePress}
+        onRssSyncPress={this.onRssSyncPress}
+      />
+    );
+  }
+}
+
+MovieIndexConnector.propTypes = {
+  isSmallScreen: PropTypes.bool.isRequired,
+  view: PropTypes.string.isRequired,
+  scrollTop: PropTypes.number.isRequired,
+  fetchMovies: PropTypes.func.isRequired,
+  setMovieSort: PropTypes.func.isRequired,
+  setMovieFilter: PropTypes.func.isRequired,
+  setMovieView: PropTypes.func.isRequired,
+  executeCommand: PropTypes.func.isRequired
+};
+
+export default withScrollPosition(
+  connect(createMapStateToProps, mapDispatchToProps)(MovieIndexConnector),
+  'movieIndex'
+);