excer.js
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import {observable, computed, action} from 'mobx';
// export const items = [{
// id: 1,
// titleId: 'Q1',
// title: "以下那个神秘时间不是罗伯特.兰登破解的?(8积分)",
// optionArr: [
// {
// id: 1, value: "A. 1", is_correct: true,
// },
// {
// id: 2, value: "B. 2", is_correct: false,
// },
// ],
// reason: "罗伯特兰登，丹布朗小说《天使与魔鬼》·《达芬奇密码》·《失落的秘符》与《地狱》新作的主要人物"
// }, {
// id: 2,
// titleId: 'Q2',
// title: "以下那个神秘时间不是罗伯特.兰登破解的?(8积分)2",
// optionArr: [
// {
// id: 1, value: "A. 1", is_correct: true,
// },
// {
// id: 2, value: "B. 2", is_correct: false,
// },
// {
// id: 3, value: "C. 3", is_correct: false,
// },
// {
// id: 4, value: "D. 4", is_correct: false
// }
// ],
// reason: "罗伯特兰登，丹布朗小说《天使与魔鬼》·《达芬奇密码》·《失落的秘符》与《地狱》新作的主要人物"
// }, {
// id: 3,
// titleId: 'Q2',
// title: "以下那个神秘时间不是罗伯特.兰登破解的?(8积分)3",
// optionArr: [
// {
// id: 1, value: "A. 1", is_correct: true,
// },
// {
// id: 2, value: "B. 2", is_correct: false,
// },
// {
// id: 3, value: "C. 3", is_correct: false,
// },
// {
// id: 4, value: "D. 4", is_correct: false
// }
// ],
// reason: "罗伯特兰登，丹布朗小说《天使与魔鬼》·《达芬奇密码》·《失落的秘符》与《地狱》新作的主要人物"
// }]
export const items = {
"class": "com.xiniunet.site.testing.response.TestingQuestionFindResponse",
"errors": [],
"firstErrorMessage": "",
"result": [{
"class": "com.xiniunet.site.testing.domain.TestingQuestion",
"id": "873081455239368704",
"objectId": "873078041528897536",
"objectType": "COURSE_LESSON",
"point": 5,
"questionOptions": [{
"class": "com.xiniunet.site.testing.domain.TestingQuestionOption",
"id": "873081455243563008",
"isAnswer": false,
"label": "a",
"value":"我是选项",
"questionId": "873081455239368704",
"rowVersion": "0",
"tenantId": "512824102474878976"
}, {
"class": "com.xiniunet.site.testing.domain.TestingQuestionOption",
"id": "873081455260340224",
"isAnswer": false,
"label": "b",
"value":"我是选项",
"questionId": "873081455239368704",
"rowVersion": "0",
"tenantId": "512824102474878976"
}, {
"class": "com.xiniunet.site.testing.domain.TestingQuestionOption",
"id": "873081455268728832",
"isAnswer": false,
"label": "c",
"value":"我是选项",
"questionId": "873081455239368704",
"rowVersion": "0",
"tenantId": "512824102474878976"
}, {
"class": "com.xiniunet.site.testing.domain.TestingQuestionOption",
"id": "873081455277117440",
"isAnswer": true,
"label": "d",
"value":"我是选项",
"questionId": "873081455239368704",
"rowVersion": "0",
"tenantId": "512824102474878976"
}],
"rowVersion": "0",
"tenantId": "512824102474878976",
"title": "作文1",
"type": "MULTIPLE_CHOICE"
}],
"totalCount": "1"
}
export const subList = observable.box([]);//存的是Sub数组
class Sub {
id; //第几项
titleId;//没什么卵用
title; //问题的标题
@observable
optionArr = [];//选项数组
reason; //讲解
@observable
selectId;//这就是 那个 确定 的 答案
//是否是选对，用于确认做对的数量
value_correct;
//这个 是 当时 改的 答案 可以 修改
@observable
sub_select;
questionId;//习题Id
point;//赠送积分
from(obj, index) {
this.id = index + 1;
this.titleId = "Q"+(index+1);
this.title = obj.title;
this.reason = " ";
this.questionId = obj.id;
this.point = obj.point;
for (let i = 0; i < obj.questionOptions.length; i++) {
this.optionArr.push(new optionItem().from(obj.questionOptions[i], i))
}
this.selectId = 0;
this.value_correct = false;
this.sub_select = 0;
return this;
}
@computed
get isCorrect() {
let flag = false;
this.optionArr.map((v, i) => {
if (this.selectId === v.id && v.is_correct === true) {
flag = true;
}
})
return flag;
}
@action
setValue = (x) => {
this.sub_select = x;
this.optionArr.map((v, i) => {
if (v.id === x) {
v.setSelect(true);
} else {
v.setSelect(false);
}
})
}
//设置 最后 的答案 在 下一题 这个 按钮 这边
@action
setSub = () => {
this.selectId = this.sub_select;
this.value_correct = this.isCorrect;
}
@action
setLoading = () => {
this.selectId = this.sub_select;
this.value_correct = this.isCorrect;
}
}
class optionItem {
id;//第几个选项
value;//选项的值
is_correct;//是否是正确答案
@observable
select;//是否选中
optionId;//选项Id
from(obj, index) {
if(obj.label == null || obj.label == undefined){
obj.label = "";
}
if(obj.value == null || obj.value == undefined){
obj.value = "";
}
this.id = index + 1;
this.value = obj.label + ". " + obj.value;
this.is_correct = obj.isAnswer;
this.select = false;
this.optionId = obj.id;
return this;
}
@action
setSelect = (x)=> {
this.select = x;
}
}
//传入questions
export async function loadData(questions, onUpdated) {
subList.replace(questions.map((v, i) => {
return new Sub().from(v, i);
}))
onUpdated();
}
export function getDataById(id = 1) {
const item = subList.find((v, i) => v.id == id);
return item;
}
export function getCorrect() {
let num = 0;
subList.slice(0).map((v, i) => {
if (v.value_correct) {
num++;
}
})
return num;
}
export function getScore(){
let score = 0;
subList.slice(0).map((v, i) => {
if (v.value_correct) {
score = score + v.point;
}
})
return score;
}