Search improves (#67)

* ESC should go back from search
using direct onKeyDown here as react-keydown does not trigger within an input

* Addressable search urls

frontend/index.js

@@ -79,6 +79,7 @@ render(
               <Route exact path="/d/:id/new" component={DocumentNewChild} />
 
               <Route exact path="/search" component={Search} />
+              <Route exact path="/search/:query" component={Search} />
               <Route exact path="/settings" component={Settings} />
 
               <Route exact path="/auth/slack" component={SlackAuth} />

frontend/scenes/Search/Search.js

@@ -3,6 +3,8 @@ import React from 'react';
 import { observer } from 'mobx-react';
 import _ from 'lodash';
 import { Flex } from 'reflexbox';
+import { withRouter } from 'react-router';
+import { searchUrl } from 'utils/routeHelpers';
 
 import SearchField from './components/SearchField';
 import styles from './Search.scss';
@@ -13,6 +15,8 @@ import CenteredContent from 'components/CenteredContent';
 import DocumentPreview from 'components/DocumentPreview';
 
 type Props = {
+  history: Object,
+  match: Object,
   notFound: ?boolean,
 };
 
@@ -23,12 +27,31 @@ type Props = {
   constructor(props: Props) {
     super(props);
     this.store = new SearchStore();
+    this.updateSearchResults();
   }
 
+  componentDidUpdate(prevProps) {
+    if (prevProps.match.params.query !== this.props.match.params.query) {
+      this.updateSearchResults();
+    }
+  }
+
+  handleKeyDown = ev => {
+    if (ev.which === 27) {
+      ev.preventDefault();
+      this.props.history.goBack();
+    }
+  };
+
+  updateSearchResults = _.debounce(() => {
+    this.store.search(this.props.match.params.query);
+  }, 250);
+
+  updateQuery = query => {
+    this.props.history.replace(searchUrl(query));
+  };
+
   render() {
-    const search = _.debounce(searchTerm => {
-      this.store.search(searchTerm);
-    }, 250);
     const title = <Title content="Search" />;
 
     return (
@@ -55,15 +78,13 @@ type Props = {
               />
               <SearchField
                 searchTerm={this.store.searchTerm}
-                onChange={search}
+                onKeyDown={this.handleKeyDown}
+                onChange={this.updateQuery}
               />
             </Flex>
-            {this.store.documents &&
-              this.store.documents.map(document => {
-                return (
-                  <DocumentPreview key={document.id} document={document} />
-                );
-              })}
+            {this.store.documents.map(document => (
+              <DocumentPreview key={document.id} document={document} />
+            ))}
           </Flex>
         </CenteredContent>
       </Layout>
@@ -71,4 +92,4 @@ type Props = {
   }
 }
 
-export default Search;
+export default withRouter(Search);

frontend/scenes/Search/SearchStore.js

@@ -5,7 +5,7 @@ import { client } from 'utils/ApiClient';
 import type { Document } from 'types';
 
 class SearchStore {
-  @observable documents: ?(Document[]);
+  @observable documents: Array<Document> = [];
   @observable searchTerm: ?string = null;
 
   @observable isFetching = false;
@@ -28,7 +28,7 @@ class SearchStore {
         console.error('Something went wrong');
       }
     } else {
-      this.documents = null;
+      this.documents = [];
     }
 
     this.isFetching = false;

frontend/scenes/Search/components/SearchField/SearchField.js

@@ -1,15 +1,13 @@
 // @flow
-import React, { PropTypes } from 'react';
-import { observer } from 'mobx-react';
-
+import React, { Component } from 'react';
 import styles from './SearchField.scss';
 
-@observer class SearchField extends React.Component {
-  static propTypes = {
-    onChange: PropTypes.func,
+class SearchField extends Component {
+  props: {
+    onChange: Function,
   };
 
-  onChange = (event: SyntheticEvent) => {
+  handleChange = (event: SyntheticEvent) => {
     event.currentTarget.value && this.props.onChange(event.currentTarget.value);
   };
 
@@ -17,7 +15,8 @@ import styles from './SearchField.scss';
     return (
       <div className={styles.container}>
         <input
-          onChange={this.onChange}
+          {...this.props}
+          onChange={this.handleChange}
           className={styles.field}
           placeholder="Search"
           autoFocus

frontend/utils/routeHelpers.js

@@ -0,0 +1,13 @@
+// @flow
+
+export function homeUrl() {
+  return '/dashboard';
+}
+
+export function newCollectionUrl() {
+  return '/collections/new';
+}
+
+export function searchUrl(query: string) {
+  return `/search/${query}`;
+}