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计算每个评分等级的Review数量，以及如果需要提成评分至4.3分需要补充多少个五星好评。
当前为
// ==UserScript==
// @name 亚马逊评论计算(Amazon Review Calculation)
// @namespace
// @version 1.0
// @description 计算每个评分等级的Review数量，以及如果需要提成评分至4.3分需要补充多少个五星好评。
// @author Monty
// @match https://www.amazon.com/*/dp/*
// @match https://www.amazon.com/dp/*
// @match https://www.amzn.com/*/dp/*
// @match https://www.amazon.co.uk/*/dp/*
// @match https://www.amazon.de/*/dp/*
// @match https://www.amazon.fr/*/dp/*
// @match https://www.amazon.it/*/dp/*
// @match https://www.amazon.ca/*/dp/*
// @match https://www.amazon.com.mx/*/dp/*
// @match https://www.amazon.es/*/dp/*
// @match https://www.amazon.co.jp/*/dp/*
// @match https://www.amazon.in/*/dp/*
// @match https://www.amazon.com.br/*/dp/*
// @match https://www.amazon.nl/*/dp/*
// @match https://www.amazon.com.au/*/dp/*
// @match https://www.amazon.ae/*/dp/*
// @match https://www.amazon.eg/*/dp/*
// @match https://www.amazon.pl/*/dp/*
// @match https://www.amazon.se/*/dp/*
// @match https://www.amazon.sg/*/dp/*
// @match https://www.amazon.com.tr/*/dp/*
// @match https://www.amazon.cn/*/dp/*
// @match https://www.amazon.sa/*/dp/*
// @match https://www.amazon.com.be/*/dp/*
// @icon
// @grant GM_getValue
// @grant GM_setValue
// @license MIT
// ==/UserScript==
console.log('MONTY-----')
function toDecimal(percent) {
console.log('-----percent:'+percent)
let num = percent.replace('%', '');
num = num / 100;
return num;
}
function jisuanpingfen(numList){
fens = [5,4,3,2,1]
let sum =0;
for (let index = 0; index < fens.length; index++) {
sum+=fens[index]*numList[index]
}
return sum.toFixed(2)
}
function getReviews(){
let rev_html = document.querySelector('#cm_cr_dp_d_rating_histogram')
console.log('评论内容-----')
console.log(rev_html)
let sum_review_counts_ele= document.querySelector('#cm_cr_dp_d_rating_histogram .averageStarRatingNumerical')
let sum_review = sum_review_counts_ele.textContent.trim().split(' ')[0]
console.log('总评论数：'+sum_review)
let ariaValueNowList = rev_html.querySelectorAll('tbody td.a-text-right')
console.log('計算評論百分比-----ariaValueNowList：'+ariaValueNowList)
let bils = []
ariaValueNowList.forEach(element => {
console.log(element.textContent)
const bili = toDecimal(element.textContent)
console.log('评论百分比：'+bili)
bils.push(bili)
});
ri_eles = rev_html.querySelectorAll('tbody .a-text-right')
console.log('計算評論百分比-----bils：'+bils)
let counts = []
for (let index = 0; index < bils.length; index++) {
const element = ri_eles[index];
d = document.createElement("span")
count = parseInt(sum_review)*bils[index]
counts.push(count)
console.log('评论数：'+count)
d.innerHTML = `(`+count.toFixed(0)+`)`//评论数量四舍五入不保留小数位
console.log('评论数节点：'+d.textContent)
element.appendChild(d)
}
fenshu = jisuanpingfen(bils)
let prompt_text = ''
var score = GM_getValue("score")
if(fenshu<score){
bu = (sum_review*(score-fenshu)/(5-score)).toFixed(0)
prompt_text = ', 还差 '+bu+' 个5星好评才能达到'+score+'分.'
}
// 创建一个自己的结构
let revv = document.createElement("div")
revv.classList.add("a-link-normal")
// revv.classList.add("a-box-inner")
// revv.classList.add("a-box")
// revv.classList.add("a-last")
// 给 example 这个 div 设置类名
// revv.classList.add("rev")
revv.innerHTML = `总评论数：`+sum_review+`, 评分：`+fenshu+prompt_text
sum_review_counts_ele.appendChild(revv)
}
function setBtnClick(){
document.querySelector('#mt-btn').addEventListener("click",function(){
var score = document.querySelector('#mt-rinput').value
GM_setValue("score", score)
})
};
(function() {
'use strict';
let score = 4.3
GM_setValue("score", score)
console.log('亚马逊评论计算(Amazon Review Calculation)')
var reviewPanle = null
var count = 0
var timer = setInterval(function(){
console.log('亚马逊评论计算(Amazon Review Calculation),查找评论组件 '+count+' 次')
reviewPanle = document.querySelector('.averageStarRatingNumerical')
if (reviewPanle!=null){
clearInterval(timer)
// let input = document.createElement("input")
// input.className="a-input-text monty"
// input.style = 'width: 70px;margin-left: 10px;margin-right: 10px;'
// input.id = 'mt-rinput'
// input.value = 4.3
// document.querySelector('.averageStarRatingNumerical').appendChild(input)
// let btn = document.createElement('button')
// btn.id = 'mt-btn'
// btn.innerHTML = '计算'
// document.querySelector('.averageStarRatingNumerical').appendChild(btn)
getReviews()
setBtnClick()
}
},1000)
})();