Turn the emoji picker into a web component

spec/emojis.js

@@ -64,16 +64,18 @@ describe("Emojis", function () {
             expect(visible_emojis[2].getAttribute('data-emoji')).toBe(':grinning:');
 
             // Test that TAB autocompletes the to first match
-            view.emoji_picker_view.onKeyDown(tab_event);
+            input.dispatchEvent(new KeyboardEvent('keydown', tab_event));
+
+            await u.waitUntil(() => sizzle('.emojis-lists__container--search .insert-emoji', picker).length === 1);
             visible_emojis = sizzle('.emojis-lists__container--search .insert-emoji', picker);
-            expect(visible_emojis.length).toBe(1);
             expect(visible_emojis[0].getAttribute('data-emoji')).toBe(':grimacing:');
             expect(input.value).toBe(':grimacing:');
 
             // Check that ENTER now inserts the match
             const enter_event = Object.assign({}, tab_event, {'keyCode': 13, 'key': 'Enter', 'target': input});
-            view.emoji_picker_view.onKeyDown(enter_event);
-            expect(input.value).toBe('');
+            input.dispatchEvent(new KeyboardEvent('keydown', enter_event));
+
+            await u.waitUntil(() => input.value === '');
             expect(textarea.value).toBe(':grimacing: ');
 
             // Test that username starting with : doesn't cause issues
@@ -124,8 +126,9 @@ describe("Emojis", function () {
                 'preventDefault': function preventDefault () {},
                 'stopPropagation': function stopPropagation () {}
             };
-            view.emoji_picker_view.onKeyDown(event);
-            await u.waitUntil(() => view.emoji_picker_view.model.get('query') === 'smiley');
+            input.dispatchEvent(new KeyboardEvent('keydown', event));
+
+            await u.waitUntil(() => view.emoji_picker_view.model.get('query') === 'smiley', 1000);
             let visible_emojis = sizzle('.emojis-lists__container--search .insert-emoji', picker);
             expect(visible_emojis.length).toBe(2);
             expect(visible_emojis[0].getAttribute('data-emoji')).toBe(':smiley:');
@@ -133,26 +136,28 @@ describe("Emojis", function () {
 
             // Check that pressing enter without an unambiguous match does nothing
             const enter_event = Object.assign({}, event, {'keyCode': 13});
-            view.emoji_picker_view.onKeyDown(enter_event);
+            input.dispatchEvent(new KeyboardEvent('keydown', enter_event));
             expect(input.value).toBe('smiley');
 
             // Test that TAB autocompletes the to first match
             const tab_event = Object.assign({}, event, {'keyCode': 9, 'key': 'Tab'});
-            view.emoji_picker_view.onKeyDown(tab_event);
-            expect(input.value).toBe(':smiley:');
+            input.dispatchEvent(new KeyboardEvent('keydown', tab_event));
+
+            await u.waitUntil(() => input.value === ':smiley:');
             visible_emojis = sizzle('.emojis-lists__container--search .insert-emoji', picker);
             expect(visible_emojis.length).toBe(1);
             expect(visible_emojis[0].getAttribute('data-emoji')).toBe(':smiley:');
 
             // Check that ENTER now inserts the match
-            view.emoji_picker_view.onKeyDown(enter_event);
-            expect(input.value).toBe('');
+            input.dispatchEvent(new KeyboardEvent('keydown', enter_event));
+            await u.waitUntil(() => input.value === '');
             expect(view.el.querySelector('textarea.chat-textarea').value).toBe(':smiley: ');
             done();
         }));
     });
 
     describe("A Chat Message", function () {
+
         it("will display larger if it's only emojis",
             mock.initConverse(
                 ['rosterGroupsFetched', 'chatBoxesFetched'], {'use_system_emojis': true},

src/templates/emoji_picker.js

-import { html } from "lit-html";
 import { __ } from '@converse/headless/i18n';
+import { _converse, api } from "@converse/headless/converse-core";
+import { html } from "lit-html";
 
+const u = converse.env.utils;
 
 const i18n_search = __('Search');
 const i18n_search_results = __('Search results');
@@ -11,7 +13,7 @@ const emoji_category = (o) => {
     return html`
         <li data-category="${o.category}"
             class="emoji-category ${o.category} ${(o.current_category === o.category) ? 'picked' : ''}"
-            title="${__(o._converse.emoji_category_labels[o.category])}">
+            title="${__(_converse.emoji_category_labels[o.category])}">
 
             <a class="pick-category"
                @click=${o.onCategoryPicked}
@@ -45,7 +47,7 @@ const search_results = (o) => html`
 `;
 
 const emojis_for_category = (o) => html`
-    <a id="emoji-picker-${o.category}" class="emoji-category__heading" data-category="${o.category}">${ __(o._converse.api.settings.get('emoji_category_labels')[o.category]) }</a>
+    <a id="emoji-picker-${o.category}" class="emoji-category__heading" data-category="${o.category}">${ __(api.settings.get('emoji_category_labels')[o.category]) }</a>
     <ul class="emoji-picker" data-category="${o.category}">
         ${ Object.values(o.emojis_by_category[o.category]).map(emoji => emoji_item(Object.assign({emoji}, o))) }
     </ul>
@@ -68,7 +70,13 @@ const all_emojis = (o) => html`
 `;
 
 
-export default (o) => html`
+export default (o) => {
+    o.emoji_categories = api.settings.get('emoji_categories');
+    o.emojis_by_category = _converse.emojis.json;
+    o.transform = u.getEmojiRenderer();
+    o.toned_emojis = _converse.emojis.toned;
+
+    return html`
         <div class="emoji-picker__header">
             <input class="form-control emoji-search" name="emoji-search" placeholder="${i18n_search}"
                 .value=${o.query || ''}
@@ -84,5 +92,5 @@ export default (o) => html`
         <div class="emoji-skintone-picker">
             <label>Skin tone</label>
             <ul>${ skintones.map(skintone => skintone_emoji(Object.assign({skintone}, o))) }</ul>
-    </div>
-`;
+        </div>`;
+}