Ivan - Add pagination to table [skip ci]

client/src/core-components/__tests__/table-test.js

@@ -1,6 +1,6 @@
-const Menu = ReactMock();
+const Pagination = ReactMock();
 const Table = requireUnit('core-components/table', {
-    'core-components/menu': Menu
+    'core-components/pagination': Pagination
 });
 
 describe('Table component', function () {
@@ -26,7 +26,7 @@ describe('Table component', function () {
             <Table headers={headers} rows={rows} {...props} />
         );
 
-        menu = TestUtils.scryRenderedComponentsWithType(table, Menu)[0];
+        menu = TestUtils.scryRenderedComponentsWithType(table, Pagination)[0];
         tr = TestUtils.scryRenderedDOMComponentsWithTag(table, 'tr');
         th = TestUtils.scryRenderedDOMComponentsWithTag(table, 'th');
     }
@@ -82,10 +82,9 @@ describe('Table component', function () {
         expect(tr[3].children[0].textContent).to.equal('Row3 header1');
         expect(tr[3].children[1].textContent).to.equal('Row3 header2');
 
-        expect(menu.props.type).to.equal('navigation');
+        expect(menu.props.pages).to.equal(3);
-        expect(menu.props.items).to.deep.equal([{content: 1}, {content: 2}, {content: 3}]);
 
-        menu.props.onItemClick(1);
+        menu.props.onChange(2);
         tr = TestUtils.scryRenderedDOMComponentsWithTag(table, 'tr');
 
         expect(tr.length).to.equal(4);
@@ -96,7 +95,7 @@ describe('Table component', function () {
         expect(tr[3].children[0].textContent).to.equal('Row6 header1');
         expect(tr[3].children[1].textContent).to.equal('Row6 header2');
 
-        menu.props.onItemClick(2);
+        menu.props.onChange(3);
         tr = TestUtils.scryRenderedDOMComponentsWithTag(table, 'tr');
 
         expect(tr.length).to.equal(3);

client/src/core-components/menu.scss

@@ -69,6 +69,10 @@ $transition: background-color 0.3s ease, color 0.3s ease;
                 border-top-right-radius: 4px;
                 border-bottom-right-radius: 4px;
             }
+
+            &:focus {
+                outline: none;
+            }
         }
 
         .menu__list-item_selected {

client/src/core-components/pagination.js

@@ -0,0 +1,101 @@
+import React from 'react';
+import _ from 'lodash';
+
+import Menu from 'core-components/menu';
+
+class Pagination extends React.Component {
+
+    static propTypes = {
+        pages: React.PropTypes.number.isRequired,
+        pageRangeDisplayed: React.PropTypes.number,
+        marginPagesDisplayed: React.PropTypes.number,
+        page: React.PropTypes.number
+    };
+
+    static defaultProps = {
+        pageRangeDisplayed: 5,
+        marginPagesDisplayed: 2
+    };
+
+    state = {
+        page: 1
+    };
+
+    render() {
+        return (
+            <Menu {...this.getProps()}/>
+        );
+    }
+
+    getProps() {
+        let props = _.clone(this.props);
+        let pageList = this.getItems();
+
+        props.items = pageList.map(page => {return {content: page}});
+        props.selectedIndex = _.indexOf(pageList, this.getPage());
+        props.onItemClick = this.onItemClick.bind(this);
+        props.type = 'navigation';
+
+        delete props.page;
+        delete props.pages;
+        delete props.pageRangeDisplayed;
+        delete props.marginPagesDisplayed;
+
+        return props;
+    }
+
+    getItems() {
+        const pages = this.props.pages;
+        const pageRangeDisplayed = this.props.pageRangeDisplayed;
+        const marginPagesDisplayed = this.props.marginPagesDisplayed;
+        const page = this.getPage();
+
+        let totalItems = [];
+
+        if(pages <= pageRangeDisplayed + 2 * marginPagesDisplayed) {
+            return _.range(1, pages + 1);
+        }
+
+        if (page <= pageRangeDisplayed) {
+            totalItems = totalItems.concat(_.range(1, (page > pageRangeDisplayed - marginPagesDisplayed + 1) ? pageRangeDisplayed +1 + marginPagesDisplayed : pageRangeDisplayed + 1));
+            totalItems.push('...');
+            totalItems = totalItems.concat(_.range(pages - marginPagesDisplayed + 1, pages + 1));
+        } else {
+            totalItems = totalItems.concat(_.range(1, marginPagesDisplayed + 1));
+            totalItems.push('...');
+
+            if(page > pages - pageRangeDisplayed) {
+                totalItems = totalItems.concat(_.range((page < pages - pageRangeDisplayed + marginPagesDisplayed) ? pages - pageRangeDisplayed - marginPagesDisplayed + 1 : pages - pageRangeDisplayed + 1, pages + 1));
+            } else  {
+                totalItems = totalItems.concat(_.range(page - Math.floor(pageRangeDisplayed / 2), page + Math.floor(pageRangeDisplayed / 2) + 1));
+                totalItems.push('...');
+                totalItems = totalItems.concat(_.range(pages - marginPagesDisplayed + 1, pages + 1));
+            }
+        }
+
+        return totalItems;
+    }
+
+    onItemClick(index) {
+        let items = this.getItems();
+        let page;
+
+        if(items[index] === '...') {
+            page = Math.floor((items[index-1] + items[index+1]) / 2);
+        } else {
+            page = items[index];
+        }
+
+        this.setState({page});
+
+        if(this.props.onChange) {
+            this.props.onChange(page);
+        }
+    }
+
+    getPage() {
+        return (this.props.page !== undefined) ? this.props.page : this.state.page;
+    }
+}
+
+export default Pagination;

client/src/core-components/table.js

@@ -2,7 +2,7 @@ import React from 'react';
 import _ from 'lodash';
 import classNames from 'classnames';
 
-import Menu from 'core-components/menu';
+import Pagination from 'core-components/pagination';
 import Icon from 'core-components/icon';
 import Loading from 'core-components/loading';
 
@@ -97,6 +97,7 @@ class Table extends React.Component {
         };
 
         return (
+            
             <td className={classNames(classes)} key={key}>{row[key]}</td>
         );
     }
@@ -106,10 +107,8 @@ class Table extends React.Component {
     }
 
     renderNavigation() {
-        const items = _.range(1, this.getPages()).map((index) => {return {content: index};});
-
         return (
-            <Menu className="table__navigation" type="navigation" items={items} selectedIndex={this.getPageNumber() - 1} onItemClick={this.onNavigationItemClick.bind(this)} tabbable/>
+            <Pagination className="table__navigation" page={this.getPageNumber()} pages={this.getPages()} onChange={this.onNavigationChange.bind(this)} tabbable/>
         );
     }
 
@@ -131,13 +130,13 @@ class Table extends React.Component {
         return classNames(classes);
     }
 
-    onNavigationItemClick(index) {
+    onNavigationChange(index) {
         this.setState({
-            page: index + 1
+            page: index
         });
 
         if(this.props.onPageChange) {
-            this.props.onPageChange({target: {value: index + 1}});
+            this.props.onPageChange({target: {value: index}});
         }
     }
     
@@ -158,7 +157,7 @@ class Table extends React.Component {
     }
 
     getPages() {
-        return (this.props.pages !== undefined) ? this.props.pages + 1 : Math.ceil(this.props.rows.length / this.props.pageSize) + 1;
+        return (this.props.pages !== undefined) ? this.props.pages : Math.ceil(this.props.rows.length / this.props.pageSize);
     }
 
     getPageNumber() {