1 files changed, 96 insertions, 0 deletions
diff --git a/diplomacy/web/src/gui/core/tabs.jsx b/diplomacy/web/src/gui/core/tabs.jsx
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+++ b/diplomacy/web/src/gui/core/tabs.jsx
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+// ==============================================================================
+// Copyright (C) 2019 - Philip Paquette, Steven Bocco
+//
+//  This program is free software: you can redistribute it and/or modify it under
+//  the terms of the GNU Affero General Public License as published by the Free
+//  Software Foundation, either version 3 of the License, or (at your option) any
+//  later version.
+//
+//  This program is distributed in the hope that it will be useful, but WITHOUT
+//  ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
+//  FOR A PARTICULAR PURPOSE.  See the GNU Affero General Public License for more
+//  details.
+//
+//  You should have received a copy of the GNU Affero General Public License along
+//  with this program.  If not, see <https://www.gnu.org/licenses/>.
+// ==============================================================================
+import React from "react";
+import {Action} from "./widgets";
+import PropTypes from 'prop-types';
+
+export class Tab extends React.Component {
+    render() {
+        const style = {
+            display: this.props.display ? 'block' : 'none'
+        };
+        const id = this.props.id ? {id: this.props.id} : {};
+        return (
+            <div className={'tab mb-4 ' + this.props.className} style={style} {...id}>
+                {this.props.children}
+            </div>
+        );
+    }
+}
+
+Tab.propTypes = {
+    display: PropTypes.bool,
+    className: PropTypes.string,
+    id: PropTypes.string,
+    children: PropTypes.oneOfType([PropTypes.array, PropTypes.object])
+};
+
+Tab.defaultProps = {
+    display: false,
+    className: '',
+    id: ''
+};
+
+export class Tabs extends React.Component {
+    /** PROPERTIES
+     * active: index of active menu (must be > menu.length).
+     * highlights: dictionary mapping a menu indice to a highlight message
+     * onChange: callback(index): receive index of menu to display.
+     * **/
+
+    generateTabAction(tabTitle, tabId, isActive, onChange, highlight) {
+        return <Action isActive={isActive}
+                       title={tabTitle}
+                       onClick={() => onChange(tabId)}
+                       highlight={highlight}
+                       key={tabId}/>;
+    }
+
+    render() {
+        if (!this.props.menu.length)
+            throw new Error(`No tab menu given.`);
+        if (this.props.menu.length !== this.props.titles.length)
+            throw new Error(`Menu length (${this.props.menu.length}) != titles length (${this.props.titles.length})`);
+        if (this.props.active && !this.props.menu.includes(this.props.active))
+            throw new Error(`Invalid active tab name, got ${this.props.active}, expected one of: ${this.props.menu.join(', ')}`);
+        const active = this.props.active || this.props.menu[0];
+        return (
+            <div className={'tabs mb-3'}>
+                <nav className={'tabs-bar nav nav-tabs justify-content-center mb-3'}>
+                    {this.props.menu.map((tabName, index) => this.generateTabAction(
+                        this.props.titles[index], tabName, active === tabName, this.props.onChange,
+                        (this.props.highlights.hasOwnProperty(tabName) && this.props.highlights[tabName]) || null
+                    ))}
+                </nav>
+                {this.props.children}
+            </div>
+        );
+    }
+}
+
+Tabs.propTypes = {
+    menu: PropTypes.arrayOf(PropTypes.string).isRequired, // tab names
+    titles: PropTypes.arrayOf(PropTypes.string).isRequired, // tab titles
+    onChange: PropTypes.func.isRequired, // callback(tab name)
+    children: PropTypes.array.isRequired,
+    active: PropTypes.string, // current active tab name
+    highlights: PropTypes.object, // {tab name => highligh message (optional)}
+};
+
+Tabs.defaultProps = {
+    highlights: {}
+};