Typecho Mirages 主题自定义公告样式

<script>
    // 自定义公告显示
    document.addEventListener('DOMContentLoaded', initNotice2);
    document.head.append(document.createRange().createContextualFragment(
        `<style> 
            .blog-notice { 
                display: none; 
            }
            @media screen and (max-device-width: 767px) {
                .el-notification.right {
                    margin: 0 auto;
                    left: 0;
                    right: 0 !important;
                }
            }
        </style>`
    ).firstElementChild);
    function initNotice2() {
        const common = {
            loadResource: function (id, resource, type) {
                return new Promise(function (resolve, reject) {
                    let loaded = document.head.querySelector('#' + id);
                    if (loaded) {
                        resolve('success: ' + resource);
                        return;
                    }
                    const element = document.createElement(type);
                    element.onload = element.onreadystatechange = () => {
                        if (!loaded && (!element.readyState || /loaded|complete/.test(element.readyState))) {
                            element.onload = element.onreadystatechange = null;
                            loaded = true;
                            resolve('success: ' + resource);
                        }
                    }
                    element.onerror = function () {
                        reject(Error(resource + ' load error!'));
                    };
                    if (type === 'link') {
                        element.rel = 'stylesheet';
                        element.href = resource;
                    } else {
                        element.src = resource;
                    }
                    element.id = id;
                    document.getElementsByTagName('head')[0].appendChild(element);
                });
            },
            loadResources: function () {
                const initVue = this.initVue;
                const loadResource = this.loadResource;
                const host = '//s0.pstatp.com/cdn/expire-1-M/';
                const resources = [
                    'vue/2.6.10/vue.min.js',
                    'element-ui/2.8.2/index.js',
                    'element-ui/2.8.2/theme-chalk/index.css'
                ];
                const loadPromises = [];
                resources.forEach(resource => {
                    loadPromises.push(loadResource(btoa(resource).replace(/[=+\/]/g, ''), host + resource,
                        ({
                            'css': 'link',
                            'js': 'script'
                        })[resource.split('.').pop()]
                    ));
                });
                Promise.all(loadPromises).then(
                    function () {
                        let flag = false;
                        const waitVue = setInterval(() => {
                            if (!flag && typeof Vue === 'function') {
                                flag = true;
                                initVue();
                                clearInterval(waitVue);
                            }
                        }, 100);
                    }
                );
            },
            initVue: function () {
                var blog = new Vue({
                    el: document.createElement('div'),
                    created() {
                        this.sayHello();
                        if (this.notice) {
                            this.showNotice();
                        }
                        window.alert = this.alert;
                    },
                    computed: {
                        notice: function () {
                            const blgNotice = document.querySelector('.blog-notice p');
                            if (blgNotice) {
                                const oldNotice = localStorage.getItem('BLOG-NOTICE');
                                const newNotice = blgNotice.innerText;
                                if (!oldNotice || oldNotice !== newNotice) {
                                    return newNotice;
                                }
                            }
                            return ''
                        },
                        hello: function () {
                            var hours = (new Date()).getHours()
                            var t
                            if (hours < 5) {
                                t = '凌晨好，注意休息哦！'
                            } else if (hours >= 5 && hours < 8) {
                                t = '早上好，新的一天又是元气满满呢！'
                            } else if (hours >= 8 && hours < 12) {
                                t = '上午好！'
                            } else if (hours === 12) {
                                t = '中午好！'
                            } else if (hours > 12 && hours <= 18) {
                                t = '下午好！'
                            } else if (hours > 18 && hours <= 22) {
                                t = '晚上好！'
                            } else if (hours > 22 && hours < 24) {
                                t = '夜深了，注意休息哦！'
                            }
                            return t
                        }
                    },
                    methods: {
                        alert: function (message, title, type, duration, showClose, offset, onClose) {
                            if (duration !== 0) {
                                duration = 4500;
                            }
                            this.$notify({
                                message: message,
                                type: type || 'error',
                                title: title || '警告',
                                duration: duration,
                                showClose: showClose || false,
                                offset: offset || 0,
                                onClose: onClose
                            })
                        },
                        showNotice: function () {
                            setTimeout(() => {
                                const notice = this.notice;
                                this.alert(notice, '公告', 'info', 0, true, null, function () {
                                    localStorage.setItem('BLOG-NOTICE', notice);
                                });
                            }, 1000);
                        },
                        sayHello: function () {
                            setTimeout(() => {
                                this.alert('欢迎来到 LOGI 的博客！', this.hello, 'success');
                            }, 1000);
                        }
                    },
                })
            }
        };
        common.loadResources();
    }
</script>

<script>
    // 修正公告显示
    document.addEventListener('DOMContentLoaded', initNotice);
    document.head.append(document.createRange().createContextualFragment(`
    <style>
        .blog-notice {
            display: none;
            z-index: 9999 !important;
        }
        .blog-notice .blog-notice-close {
            line-height: 2.2em !important;
        }
    </style>`.trim()).firstElementChild);
    function initNotice() {
        const blgNotice = document.querySelector('.blog-notice');
        if (blgNotice) {
            const oldNotice = localStorage.getItem('BlogNotice');
            const newNotice = blgNotice.querySelector('p').innerText;
            if (!oldNotice || oldNotice !== newNotice) {
                blgNotice.style.display = 'initial';
                blgNotice.querySelector('.blog-notice-close').addEventListener('click',
                    () => localStorage.setItem('BlogNotice', newNotice));
            }
        }
    }
</script>