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path: root/app.js
blob: 9e6bdd9a12d813efec730f25613701cb41a45389 (plain) (tree)
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const app = new Vue({
    el: '#app',
    data: {
        config: null,
        offline: false,
        filter: '',
        vlayout: true,
        isDark: null,
        showMenu: false
    },
    created: async function () {
        let that = this;

        this.isDark = 'overrideDark' in localStorage ?
            JSON.parse(localStorage.overrideDark) : matchMedia("(prefers-color-scheme: dark)").matches;

        if ('vlayout' in localStorage) {
            this.vlayout = JSON.parse(localStorage.vlayout)
        }

        this.checkOffline();
        try {
            this.config =  await this.getConfig();
            document.title = this.config.title + ' | ' + this.config.subtitle;
        } catch (error) {
            this.offline = true;
        }

        // Look for a new message if an endpoint is provided.
        if (this.config.message && this.config.message.url) {
            this.getMessage(this.config.message.url).then(function(message){
                // keep the original config value if no value is provided by the endpoint
                for (const prop of ['title','style','content']) {
                    if (prop in message && message[prop] !== null) {
                        that.config.message[prop] = message[prop];
                    }    
                }
            });
        }

        document.addEventListener('visibilitychange', function () {
            if (document.visibilityState == "visible") {
                that.checkOffline();
            }
        }, false);
    },
    methods: {
        checkOffline: function () {
            let that = this;
            return fetch(window.location.href + "?alive", {
                method: 'HEAD',
                cache: 'no-store'
            }).then(function () {
                that.offline = false;
            }).catch(function () {
                that.offline = true;
            });
        },
        getConfig: function (event) {
            return fetch('config.yml').then(function (response) {
                if (response.status != 200) {
                    return
                }
                return response.text().then(function (body) {
                    return jsyaml.load(body);
                });
            });
        },
        getMessage: function (url) {
            return fetch(url).then(function (response) {
                if (response.status != 200) {
                    return;
                }
                return response.json();
            });
        },
        toggleTheme: function() {
            this.isDark = !this.isDark;
            localStorage.overrideDark = this.isDark; 
        }, 
        toggleLayout: function() {
            this.vlayout = !this.vlayout;
            localStorage.vlayout = this.vlayout;
        },
        toggleMenu: function() {
            this.showMenu = !this.showMenu;
        },
        matchesFilter: function(item) {
            return (item.name.toLowerCase().includes(this.filter.toLowerCase())
                || (item.tag && item.tag.toLowerCase().includes(this.filter.toLowerCase())))
        },
        firstMatchingService: function() {
            for (group of this.config.services) {
                for (item of group.items) {
                    if (this.matchesFilter(item)) {
                        return item;
                    }
                }
            }
            return null;
        },
        navigateToFirstService: function(target) {
            service = this.firstMatchingService();
            if (service) {
                window.open(service.url, target || service.target || '_self');
            }
        }
    },
    mounted() {
        function isSmallScreen() {
            return window.matchMedia('screen and (max-width: 1023px)').matches;
        }
        this._keyListener = function(e) {
            if (e.key === '/') {
                if (isSmallScreen()) {
                    this.showMenu = true;
                }
                Vue.nextTick(() => {
                    this.$refs.search.focus();
                });

                e.preventDefault();
            }
            if (e.key === 'Escape') {
                this.filter = '';
                this.$refs.search.blur();
                if (isSmallScreen()) {
                    this.showMenu = false;
                }
            }
        }

        document.addEventListener('keydown', this._keyListener.bind(this));
    },
    beforeDestroy() {
        document.removeEventListener('keydown', this._keyListener);
    }
});

Vue.component('service', {
    props: ['item'],
    template: `<div>
    <div class="card">
        <a :href="item.url" :target="item.target">
            <div class="card-content">
                <div class="media">
                    <div v-if="item.logo" class="media-left">
                        <figure class="image is-48x48">
                            <img :src="item.logo" />
                        </figure>
                    </div>
                    <div v-if="item.icon" class="media-left">
                        <figure class="image is-48x48">
                            <i style="font-size: 35px" :class="item.icon"></i>
                        </figure>
                    </div>
                    <div class="media-content">
                        <p class="title is-4">{{ item.name }}</p>
                        <p class="subtitle is-6">{{ item.subtitle }}</p>
                    </div>
                </div>
                <div class="tag" :class="item.tagstyle" v-if="item.tag">
                    <strong class="tag-text">#{{ item.tag }}</strong>
                </div>
            </div>
        </a>
    </div></div>`
});

if ('serviceWorker' in navigator) {
    window.addEventListener('load', function () {
        navigator.serviceWorker.register('worker.js');
    });
}