client/tags: add tag listing

client/css/tags.styl

@@ -0,0 +1,27 @@
+@import colors
+
+.tag-list
+    table
+        width: 100%
+        text-align: left
+        .usages
+            text-align: center
+        ul
+            list-style-type: none
+            margin: 0
+            padding: 0
+            display: inline
+            li
+                padding: 0
+                display: inline
+                &:not(:last-child):after
+                    content: ', '
+.tag-list-header
+    text-align: left
+    form
+        width: auto
+    input[name=search-text]
+        max-width: 15em
+    .append
+        font-size: 0.95em
+        color: $inactive-link-color

client/html/tag_list_header.hbs

@@ -0,0 +1,15 @@
+<div class='tag-list-header'>
+    <form class='horizontal'>
+        <div class='input'>
+            <ul>
+                <li>
+                    {{textInput id='search-text' name='search-text' value=this.searchQuery.text}}
+                </li>
+            </ul>
+        </div>
+        <div class='buttons'>
+            <input type='submit' value='Search'/>
+            <a class='append' href='/help/search/tags'>Syntax help</a>
+        </div>
+    </form>
+</div>

client/html/tag_list_page.hbs

@@ -0,0 +1,50 @@
+<div class='tag-list'>
+    {{#if this.results}}
+        <table>
+            <thead>
+                <th class='names'>Tag name(s)</th>
+                <th class='implications'>Implications</th>
+                <th class='suggestions'>Suggestions</th>
+                <th class='usages'>Usages</th>
+            </thead>
+            <tbody>
+                {{#each this.results}}
+                    <tr>
+                        <td class='names'>
+                            <ul>
+                                {{#each this.names}}
+                                    <li><a href='/tag/{{this}}'>{{this}}</a></li>
+                                {{/each}}
+                            </ul>
+                        </td>
+                        <td class='implications'>
+                            {{#if this.implications}}
+                                <ul>
+                                    {{#each this.implications}}
+                                        <li><a href='/tag/{{this}}'>{{this}}</a></li>
+                                    {{/each}}
+                                </ul>
+                            {{else}}
+                                -
+                            {{/if}}
+                        </td>
+                        <td class='suggestions'>
+                            {{#if this.suggestions}}
+                                <ul>
+                                    {{#each this.suggestions}}
+                                        <li><a href='/tag/{{this}}'>{{this}}</a></li>
+                                    {{/each}}
+                                </ul>
+                            {{else}}
+                                -
+                            {{/if}}
+                        </td>
+                        <td class='usages'>
+                            {{this.usages}}
+                        </td>
+                    </tr>
+                {{/each}}
+            </tbody>
+        </table>
+    {{/if}}
+</div>

client/js/controllers/tags_controller.js

@@ -1,15 +1,43 @@
 'use strict';
 
 const page = require('page');
+const api = require('../api.js');
+const misc = require('../util/misc.js');
 const topNavController = require('../controllers/top_nav_controller.js');
+const pageController = require('../controllers/page_controller.js');
+const TagListHeaderView = require('../views/tag_list_header_view.js');
+const TagListPageView = require('../views/tag_list_page_view.js');
 
 class TagsController {
-    registerRoutes() {
+    constructor() {
-        page('/tags', (ctx, next) => { this.listTagsRoute(); });
+        this.tagListHeaderView = new TagListHeaderView();
+        this.tagListPageView = new TagListPageView();
     }
 
-    listTagsRoute() {
+    registerRoutes() {
+        page(
+            '/tags/:query?',
+            (ctx, next) => { misc.parseSearchQueryRoute(ctx, next); },
+            (ctx, next) => { this.listTagsRoute(ctx, next); });
+    }
+
+    listTagsRoute(ctx, next) {
         topNavController.activate('tags');
+
+        pageController.run({
+            state: ctx.state,
+            requestPage: page => {
+                return api.get(
+                    '/tags/?query={text}&page={page}&pageSize=50'.format({
+                        text: ctx.searchQuery.text,
+                        page: page}));
+            },
+            clientUrl: '/tags/' + misc.formatSearchQuery({
+                text: ctx.searchQuery.text, page: '{page}'}),
+            searchQuery: ctx.searchQuery,
+            headerRenderer: this.tagListHeaderView,
+            pageRenderer: this.tagListPageView,
+        });
     }
 }
 

client/js/views/tag_list_header_view.js

@@ -0,0 +1,35 @@
+'use strict';
+
+const page = require('page');
+const keyboard = require('../util/keyboard.js');
+const misc = require('../util/misc.js');
+const views = require('../util/views.js');
+
+class TagListHeaderView {
+    constructor() {
+        this.template = views.getTemplate('tag-list-header');
+    }
+
+    render(ctx) {
+        const target = ctx.target;
+        const source = this.template(ctx);
+
+        const form = source.querySelector('form');
+
+        keyboard.bind('q', () => {
+            form.querySelector('input').focus();
+        });
+
+        form.addEventListener('submit', e => {
+            e.preventDefault();
+            const searchTextInput = form.querySelector('[name=search-text]');
+            const text = searchTextInput.value;
+            searchTextInput.blur();
+            page('/tags/' + misc.formatSearchQuery({text: text}));
+        });
+
+        views.showView(target, source);
+    }
+}
+
+module.exports = TagListHeaderView;

client/js/views/tag_list_page_view.js

@@ -0,0 +1,17 @@
+'use strict';
+
+const views = require('../util/views.js');
+
+class TagListPageView {
+    constructor() {
+        this.template = views.getTemplate('tag-list-page');
+    }
+
+    render(ctx) {
+        const target = ctx.target;
+        const source = this.template(ctx);
+        views.showView(target, source);
+    }
+}
+
+module.exports = TagListPageView;