2 lines
2.3 KiB
JavaScript
2 lines
2.3 KiB
JavaScript
const Math=window.Math,head=document.getElementsByTagName("head")[0],TIMEOUT=1e4,TAC_LOADING_DIV='<div id="tac-loading" style="\n border: 1px solid #eee;\n /* background-color: #409EFF; */\n border-radius: 5px;\n width: 318px;\n height: 318px;\n line-height: 318px;\n color: #606266;\n text-align: center;\n position: relative;\n box-sizing: border-box;\n">请稍等...</div>';function showLoading(e){var t=document.querySelector(e);t&&(t.innerHTML=TAC_LOADING_DIV)}function hideLoading(e){let t=document.querySelector(e);t&&(t.innerHTML="")}function loadCaptchaScript(e,t,n,r,o){const i=e.scriptUrls,c=e.cssUrls,l=e.timeout||TIMEOUT;let s=i.length+c.length;function d(e,i){if(s--,e&&0===s){if(hideLoading(t.bindEl),!window.TAC)throw new Error("TAC未加载，请检查地址是否正确");r(new TAC(t,n))}else e||(hideLoading(t.bindEl),o(i))}setTimeout(()=>{0!==s&&showLoading(t.bindEl)},10),i.forEach(function(e){loadResource("string"==typeof e?{url:e}:e,d,"script",l)}),c.forEach(function(e){loadResource("string"==typeof e?{url:e}:e,d,"link",l)})}function loadResource(e,t,n="script",r){if(document.querySelector(`${n}[${"script"===n?"src":"href"}="${e.url}"]`))return void t(!0,e);let o=!1;const i=document.createElement(n);"link"===n?i.rel="stylesheet":i.async=!0,i["script"===n?"src":"href"]=e.url;let c;i.onload=i.onreadystatechange=(()=>{o||i.readyState&&"loaded"!==i.readyState&&"complete"!==i.readyState||function t(n){e.checkOnReady?c=setTimeout(()=>{e.checkOnReady()?n():t(n)},10):n()}(()=>{o=!0,setTimeout(()=>t(o,e),0)})}),i.onerror=(()=>{t(o=!1,e)}),head.appendChild(i),setTimeout(()=>{o||(c&&clearTimeout(c),i.onload=i.onerror=null,i.remove&&i.remove(),t(o,e))},r||TIMEOUT)}function loadTAC(e,t,n){return new Promise((r,o)=>{let i={..."string"==typeof e?{url:e}:e};i.url&&(i.url.endsWith("/")||(i.url+="/"),i.scriptUrls||(i.scriptUrls=[i.url+"js/tac.min.js"]),i.cssUrls||(i.cssUrls=[i.url+"css/tac.css"])),i.scriptUrls&&i.cssUrls?loadCaptchaScript(i,t,n,r,o):o("请按照文档配置tac")})}setTimeout(()=>{let e=document.scripts,t=null;for(let n=0;n<e.length;n++)if(e[n].src.indexOf("load.js")>1||e[n].src.indexOf("load.min.js")>1){t=e[n].src.substring(e[n].src.indexOf("/"),e[n].src.lastIndexOf("/"));break}},100),window.loadCaptchaScript=loadCaptchaScript,window.loadTAC=loadTAC,window.initTAC=loadTAC;
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