AddressBook: use a virtualized list for the contacts.

package.json

@@ -22,6 +22,7 @@
     "react-router": "^4.3.1",
     "react-router-dom": "^4.3.1",
     "react-scripts": "3.3.0",
+    "react-virtualized": "^9.21.2",
     "redux": "^4.0.1",
     "redux-actions": "^2.6.4",
     "redux-logger": "^3.0.6",
@@ -48,6 +49,7 @@
     "@types/react-redux": "^7.1.1",
     "@types/react-router": "^4.4.4",
     "@types/react-router-dom": "^4.3.1",
+    "@types/react-virtualized": "^9.21.8",
     "@types/redux": "^3.6.0",
     "@types/redux-actions": "^2.3.2",
     "@types/redux-logger": "^3.0.5",

src/components/AddressBook.tsx

@@ -6,6 +6,8 @@ import * as React from 'react';
 import { createSelector } from 'reselect';
 
 import * as colors from '@material-ui/core/colors';
+import { AutoSizer, List as VirtualizedList } from 'react-virtualized';
+import 'react-virtualized/styles.css'; // only needs to be imported once
 
 import { Avatar } from '../widgets/Avatar';
 import { List, ListItem } from '../widgets/List';
@@ -92,21 +94,29 @@ class AddressBook extends React.PureComponent<PropsType> {
       sortedEntries.filter(this.props.filter)
       : sortedEntries;
 
-    const itemList = entries.map((entry) => {
-      const uid = entry.uid;
-
     return (
+      <List style={{ height: 'calc(100vh - 300px)' }}>
+        <AutoSizer>
+          {({ height, width }) => (
+            <VirtualizedList
+              width={width}
+              height={height}
+              rowCount={entries.length}
+              rowHeight={56}
+              rowRenderer={({ index, key, style }) => {
+                return (
+                  <div style={style}>
                     <AddressBookItem
-          key={uid}
+                      key={key}
-          entry={entry}
+                      entry={entries[index]}
                       onClick={this.props.onItemClick}
                     />
+                  </div>
                 );
-    });
+              }}
-
+            />
-    return (
+          )}
-      <List>
+        </AutoSizer>
-        {itemList}
       </List>
     );
   }

yarn.lock

@@ -2206,6 +2206,14 @@
   dependencies:
     "@types/react" "*"
 
+"@types/react-virtualized@^9.21.8":
+  version "9.21.8"
+  resolved "https://registry.yarnpkg.com/@types/react-virtualized/-/react-virtualized-9.21.8.tgz#dc0150a75fd6e42f33729886463ece04d03367ea"
+  integrity sha512-7fZoA0Azd2jLIE9XC37fMZgMqaJe3o3pfzGjvrzphoKjBCdT4oNl6wikvo4dDMESDnpkZ8DvVTc7aSe4DW86Ew==
+  dependencies:
+    "@types/prop-types" "*"
+    "@types/react" "*"
+
 "@types/react@*":
   version "16.8.3"
   resolved "https://registry.yarnpkg.com/@types/react/-/react-16.8.3.tgz#7b67956f682bea30a5a09b3242c0784ff196c848"
@@ -3560,6 +3568,11 @@ clone-deep@^4.0.1:
     kind-of "^6.0.2"
     shallow-clone "^3.0.0"
 
+clsx@^1.0.1:
+  version "1.1.0"
+  resolved "https://registry.yarnpkg.com/clsx/-/clsx-1.1.0.tgz#62937c6adfea771247c34b54d320fb99624f5702"
+  integrity sha512-3avwM37fSK5oP6M5rQ9CNe99lwxhXDOeSWVPAOYF6OazUTgZCMb0yWlJpmdD74REy1gkEaFiub2ULv4fq9GUhA==
+
 clsx@^1.0.2, clsx@^1.0.4:
   version "1.0.4"
   resolved "https://registry.yarnpkg.com/clsx/-/clsx-1.0.4.tgz#0c0171f6d5cb2fe83848463c15fcc26b4df8c2ec"
@@ -4415,7 +4428,7 @@ dom-converter@^0.2:
   dependencies:
     utila "~0.4"
 
-dom-helpers@^5.0.1, dom-helpers@^5.1.0:
+dom-helpers@^5.0.0, dom-helpers@^5.0.1, dom-helpers@^5.1.0:
   version "5.1.3"
   resolved "https://registry.yarnpkg.com/dom-helpers/-/dom-helpers-5.1.3.tgz#7233248eb3a2d1f74aafca31e52c5299cc8ce821"
   integrity sha512-nZD1OtwfWGRBWlpANxacBEZrEuLa16o1nh7YopFWeoF68Zt8GGEmzHu6Xv4F3XaFIC+YXtTLrzgqKxFgLEe4jw==
@@ -7347,7 +7360,7 @@ loglevel@^1.6.4:
   resolved "https://registry.yarnpkg.com/loglevel/-/loglevel-1.6.6.tgz#0ee6300cc058db6b3551fa1c4bf73b83bb771312"
   integrity sha512-Sgr5lbboAUBo3eXCSPL4/KoVz3ROKquOjcctxmHIt+vol2DrqTQe3SwkKKuYhEiWB5kYa13YyopJ69deJ1irzQ==
 
-loose-envify@^1.0.0, loose-envify@^1.1.0, loose-envify@^1.2.0, loose-envify@^1.3.1, loose-envify@^1.4.0:
+loose-envify@^1.0.0, loose-envify@^1.1.0, loose-envify@^1.2.0, loose-envify@^1.3.0, loose-envify@^1.3.1, loose-envify@^1.4.0:
   version "1.4.0"
   resolved "https://registry.yarnpkg.com/loose-envify/-/loose-envify-1.4.0.tgz#71ee51fa7be4caec1a63839f7e682d8132d30caf"
   integrity sha512-lyuxPGr/Wfhrlem2CL/UcnUc1zcqKAImBDzukY7Y5F/yQiNdko6+fRLevlw1HgMySw7f611UIY408EtxRSoK3Q==
@@ -9361,7 +9374,7 @@ prompts@^2.0.1:
     kleur "^3.0.3"
     sisteransi "^1.0.3"
 
-prop-types@^15.6.1, prop-types@^15.6.2, prop-types@^15.7.2:
+prop-types@^15.6.0, prop-types@^15.6.1, prop-types@^15.6.2, prop-types@^15.7.2:
   version "15.7.2"
   resolved "https://registry.yarnpkg.com/prop-types/-/prop-types-15.7.2.tgz#52c41e75b8c87e72b9d9360e0206b99dcbffa6c5"
   integrity sha512-8QQikdH7//R2vurIJSutZ1smHYTcLpRWEOlHnzcWHmBYrOGUysKwSsrC89BCiFj3CbrfJ/nXFdJepOVrY1GCHQ==
@@ -9744,6 +9757,18 @@ react-transition-group@^4.0.0, react-transition-group@^4.3.0:
     loose-envify "^1.4.0"
     prop-types "^15.6.2"
 
+react-virtualized@^9.21.2:
+  version "9.21.2"
+  resolved "https://registry.yarnpkg.com/react-virtualized/-/react-virtualized-9.21.2.tgz#02e6df65c1e020c8dbf574ec4ce971652afca84e"
+  integrity sha512-oX7I7KYiUM7lVXQzmhtF4Xg/4UA5duSA+/ZcAvdWlTLFCoFYq1SbauJT5gZK9cZS/wdYR6TPGpX/dqzvTqQeBA==
+  dependencies:
+    babel-runtime "^6.26.0"
+    clsx "^1.0.1"
+    dom-helpers "^5.0.0"
+    loose-envify "^1.3.0"
+    prop-types "^15.6.0"
+    react-lifecycles-compat "^3.0.4"
+
 react@^16.10.2:
   version "16.12.0"
   resolved "https://registry.yarnpkg.com/react/-/react-16.12.0.tgz#0c0a9c6a142429e3614834d5a778e18aa78a0b83"