examples/hint-emoji.html

<!DOCTYPE html>
<html lang="en">
    <head>
        <meta charset="UTF-8">
        <meta name="viewport" content="width=device-width, initial-scale=1.0, maximum-scale=1.0, user-scalable=no" />
        <title>Emoji hinting</title>

        <!-- include libs stylesheets -->
        <link href="https://cdn.jsdelivr.net/npm/bootstrap@5.0.2/dist/css/bootstrap.min.css" rel="stylesheet" integrity="sha384-EVSTQN3/azprG1Anm3QDgpJLIm9Nao0Yz1ztcQTwFspd3yD65VohhpuuCOmLASjC" crossorigin="anonymous">
        <script src="https://cdn.jsdelivr.net/npm/bootstrap@5.0.2/dist/js/bootstrap.bundle.min.js" integrity="sha384-MrcW6ZMFYlzcLA8Nl+NtUVF0sA7MsXsP1UyJoMp4YLEuNSfAP+JcXn/tWtIaxVXM" crossorigin="anonymous"></script>

        <!-- include summernote -->
        <script type="text/javascript" src="/summernote-bs5.js"></script>

        <link rel="stylesheet" href="example.css">
        <script type="text/javascript">
            document.addEventListener('DOMContentLoaded', () => {
                fetch('https://api.github.com/emojis').then((response) => response.json()).then((data) => {
                    const emojis = Object.keys(data);
                    const emojiUrls = data;

                    Summernote.init(document.querySelector('.summernote'), {
                        placeholder: 'Type text start with ":". For example, :smile or :+1:.',
                        height: 300,
                        hintDirection: 'top',
                        hint: [
                            {
                                search: function (keyword, callback) {
                                    callback(emojis.filter(function (item) {
                                        return item.indexOf(keyword) === 0;
                                    }));
                                },
                                match: /\B:([\-+\w]+)$/,
                                template: function (item) {
                                    const content = emojiUrls[item];
                                    return '<img src="' + content + '" width="20" /> :' + item + ':';
                                },
                                content: function (item) {
                                    const url = emojiUrls[item];
                                    if (url) {
                                        const img = document.createElement('img');

                                        img.setAttribute('src', url);
                                        img.setAttribute('width', 20);

                                        return img;
                                    }
                                    return '';
                                },
                            },
                        ],
                    });
                });
            });
        </script>
    </head>
    <body>
        <div class="container">
            <h1>Summernote with Hint Emoji</h1>
            <p>This example uses GitHub emojis.</p>
            <textarea class="summernote"></textarea>
        </div>
    </body>
</html>