// ==UserScript==
// @name         少数派作者激励器
// @namespace    https://github.com/kokdemo
// @version      0.1
// @description  看什么看，还不快去写稿！
// @author       kok
// @match        https://sspai.com/u/*/posts
// @icon         data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==
// @grant        unsafeWindow
// @downloadURL none
// ==/UserScript==

(function() {
    'use strict';
    window.setTimeout(function(){
        var dateText = document.getElementsByClassName("time")[0].textContent
    var year,month,day,formatDate,lastUpdateDays
    var nowDate = new Date()
    if(dateText.indexOf("小时前")>-1){
        // 24 小时内的文章
        lastUpdateDays = 0
        formatDate = nowDate
    }else{
        if(dateText.length > 6){
        // 去年的文章
            year = dateText.split("年")[0]
            month = dateText.split("年")[1].split("月")[0]
            day = dateText.split("年")[1].split("月")[1].split("日")[0]
        }else{
        // 今年的文章
            year = nowDate.getFullYear()
            month = dateText.split("月")[0]
            day = dateText.split("月")[1].split("日")[0]
        }
        formatDate = new Date(year + "-" + month + "-" + day)
        lastUpdateDays = Math.floor((nowDate - formatDate)/(1000 * 60 * 60 * 24))
    }
    // 设置要过期的时间（4 个月后的 1 号）
    var outDate = new Date()
    outDate.setMonth(formatDate.getMonth() + 4)
    outDate.setDate(1)
    // 计算当前日期和要过期的日期差值
    var difOutDate = Math.floor((outDate - nowDate)/(1000 * 60 * 60 * 24))
    var htmlDom = document.createElement("div")
    htmlDom.className = "con_li mLeft"
    if(difOutDate>30){
        htmlDom.setAttribute('style', 'margin: 14px 0 0 28px!important;color:#8e8787;font-size:12px');
    }else if(difOutDate>0){
        htmlDom.setAttribute('style', 'margin: 14px 0 0 28px!important;color:red;font-size:12px');
    }else{
        htmlDom.setAttribute('style', 'margin: 14px 0 0 28px!important;color:#8e8787;font-size:12px');
    }
    var htmlText = "<span class='right pc_show'>距离上次更新 "+lastUpdateDays+" 天</span>"
    htmlDom.innerHTML = htmlText
        document.getElementsByClassName("side_content")[1].append(htmlDom)
    },1000)
})();