83 lines
2.6 KiB
JavaScript
83 lines
2.6 KiB
JavaScript
var current_user=null;
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//获取用户登录状态
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var xhr1 = new XMLHttpRequest();
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xhr1.open('GET', '/login/current-user', true);
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xhr1.responseType = 'json';
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xhr1.onload = function() {
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if (this.status === 200) {
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if (this.response.msg!='ok'){
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console.error('Error:', this.response.msg);
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}else{
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current_user = this.response.user;
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}
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} else {
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console.error('Error:', this.statusText);
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}
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};
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xhr1.send();
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//登录后则跳转，没有登录则跳转到登录的函数。
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function jumpOrNot(href){
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if (current_user === null){
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alert('在部署环境将会跳转到login，文件打开将跳转错误！');
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window.location.href='/login.html';
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}else if(current_user.status==='ok'){
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window.location.href=href;
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}
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}
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//拉取上一题的函数
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function last_question(){
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get_question('last')
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}
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//从服务端获取题目函数
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function get_question(opt){
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//将会从服务端拉取题目，这里演示直接向显示函数传入固定的json。
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alert('从服务器拉取上一题,这里演示直接向显示函数传入固定的json。');
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const test_json = {
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'question': '这里是测试题目内容',
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'choice_a': '这个是测试选项',
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'choice_b': '这个是b测试选项',
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'choice_c': '这个是测试选项测试选项测试选项测试选项测试选项',
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'choice_d': '你好，awinx！'
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}
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set_question(test_json);
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var xhr = new XMLHttpRequest();
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xhr.open('GET', '/get-question?user='+current_user.username+'&&'+opt, true);
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xhr.responseType = 'json';
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xhr.onload = function() {
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if (this.status === 200) {
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if (this.response.msg!='ok'){
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console.error('Error:', this.response.msg);
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}else{
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set_question(this.response);
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}
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} else {
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console.error('Error:', this.statusText);
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}
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};
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xhr.send();
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}
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//将获取到的题目显示出来的函数
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function set_question(content){
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console.log('设置题目内容');
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const question = document.querySelector('.question-text');
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const choice_a = document.getElementById('A-text');
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const choice_b = document.getElementById('B-text');
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const choice_c = document.getElementById('C-text');
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const choice_d = document.getElementById('D-text');
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question.textContent = content.question;
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choice_a.textContent = content.choice_a;
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choice_b.textContent = content.choice_b;
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choice_c.textContent = content.choice_c;
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choice_d.textContent = content.choice_d;
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}
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function submit(){
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alert('尚未完成，后端还未适配该模型请访问http://exam.awin-x.top \n(仅ipv6地址)。');
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}
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