JsUpdatr/index.html at main · hertonwork/JsUpdatr · GitHub

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<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>JsUpdatr Example</title>
    <meta name="description" content="JsUpdatr observer example page">
    <link rel="prefetch" href="https://unpkg.com/open-props" />
    <link rel="prefetch" href="https://unpkg.com/open-props/normalize.min.css" />

    <style>
        @import "https://unpkg.com/open-props";
        @import "https://unpkg.com/open-props/normalize.min.css";

        main {
            max-width: 1200px;
            margin: auto;
            padding: var(--size-10) var(--size-3);
        }

        h3 {
            padding: var(--size-3) 0;
        }

        label {
            display: block;
            padding: var(--size-3) 0;
        }

        dd::before {
            content: 'data.' attr(data-watch) ' = ';
        }

        /* responsive without media queries  */
        .full-section {
            margin: 3vh 0;
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
            grid-gap: 2vh;
        }
    </style>

    <!-- JsUpdatr example State -->
    <script type="text/javascript">
        document.state = {
            name: '',
            showName: false,
            text: 'fruit salad',
            favorites: '🥥 🍓 🍍',
            number: 22,
            largest: 23,
            smallest: 11,
        }
    </script>
</head>

<body>
    <main>
        <h2><a href="https://github.com/hertonwork/JsUpdatr">JsUpdatr</a></h2>
        <section class="full-section">
            <article>
                <h3>Data Models</h3>
                <p>
                    <label for="data_name">Name</label>
                    <input id="data_name" type="text" name="data_name" data-model="name" value="">
                </p>
                <p>
                    <label for="data_favorites">favorites</label>
                    <input id="data_favorites" type="text" name="data_favorites" data-model="favorites" value="">
                </p>
                <p>
                    <label for="data_text">Some text</label>
                    <input id="data_text" type="text" name="data_text" data-model="text" value="">
                </p>
                <p>
                    <label for="data_text">Number limited by the min max fields</label>
                    <input id="data_number" type="number" name="data_number"
                        data-watch-attributes="smallest:min,largest:max" data-model="number">
                </p>

                <p>
                    <label for="data_min">Min number</label>
                    <input id="data_min" type="number" name="data_min" data-model="smallest"
                        data-watch-attributes="largest:max">
                </p>
                <p>
                    <label for="data_max">Max number</label>
                    <input id="data_max" type="number" name="data_max" data-model="largest"
                        data-watch-attributes="smallest:min">
                </p>
            </article>
            <article>
                <h3>Data Views</h3>
                <dl>
                    <dt>Text</dt>
                    <dd data-watch="text"></dd>
                    <dd data-watch="favorites"></dd>

                    <dt>Numbers</dt>
                    <dd data-watch="number"></dd>
                    <dd data-watch="largest"></dd>
                    <dd data-watch="smallest"></dd>
                </dl>
            </article>
            <article>
                <h3>Inline Views</h3>
                <p>
                    I like <em data-watch="text"></em> and my favorites are <em data-watch="favorites"></em>
                </p>
                <p>
                    Sagittis purus sit amet volutpat <em data-watch="text"></em> mauris nunc. Sed risus ultricies tristique nulla aliquet. Aliquet nibh praesent tristique magna sit amet purus. Leo integer malesuada nunc vel.
                    Aliquet porttitor lacus luctus accumsan tortor <em data-watch="favorites"></em>.
                    <em data-watch="name"></em> Sed pulvinar proin gravida hendrerit lectus a. Blandit turpis cursus in hac habitasse platea dictumst quisque.
                    <em data-watch="name"></em> Pellentesque habitant morbi tristique senectus et netus et malesuada. Enim nec dui nunc mattis enim. Vel quam elementum pulvinar etiam non quam lacus.
                    <em data-watch="name"></em> Pellentesque dignissim enim sit amet. Et molestie ac feugiat sed lectus <em data-watch="favorites"></em>.
                    <em data-watch="name"></em> Rhoncus urna neque viverra justo nec ultrices dui. Aliquet lectus proin nibh nisl condimentum id venenatis. Vulputate enim nulla aliquet porttitor lacus luctus accumsan. Sodales ut eu sem integer vitae justo eget.
                    Feugiat sed lectus vestibulum mattis. Eget mauris pharetra et ultrices neque ornare aenean.
                     In eu mi bibendum neque egestas congue quisque <em data-watch="favorites"></em>.
                </p>
                <p aria-live="polite" data-watch="name"></p>
            </article>
        </section>
    </main>
    <!-- JsUpdatr Setup -->
    <script type="module">
        import { JsUpdatr } from './dist/index.js'
        JsUpdatr.observe(document.state);
        const modelExist = model => document.state.hasOwnProperty(model);

        // Finding elements that will be used to control the data or "model"
        document.querySelectorAll('[data-model]').forEach(element => {
            element.value = document.state[element.dataset.model];
            element.addEventListener('input', () => {
                document.state[element.dataset.model] = element.value;
            });
        })

        // Finding elements that will be used to show the data or "view"
        document.querySelectorAll('[data-watch]').forEach(element => {
            if (modelExist(element.dataset.watch)) JsUpdatr.run(() => {
                element.textContent = document.state[element.dataset.watch];
            })
        })
        // Finding element attributes that will be set based on the model data
        // Example: data-watch-attributes="smallest:min,largest:max"
        // Where max and min are the attributes and smallest anj largest are the models
        document.querySelectorAll('[data-watch-attributes]').forEach(element => {
            element.dataset.watchAttributes.split(',').forEach(attributesSet => {
                const [model, attribute] = attributesSet.split(':');
                if (modelExist(model) && attribute) {
                    JsUpdatr.run(() => {
                        element.setAttribute(attribute, document.state[model]);
                    })
                }
            });
        })
    </script>
</body>

</html>