// ==UserScript==
// @name         网易BUFF价格比例(找挂刀)插件
// @namespace    http://pronax.wtf/
// @version      2021-1-22 23:22:11
// @description  try to take over the world! --Written by Pronax
// @copyright    2020, Pronax
// @author       Pronax
// @license      MIT
// @match        https://buff.163.com/market/goods*
// @match        https://buff.163.com/market/?game=csgo*
// @match        https://buff.163.com/market/?game=dota2*
// @grant        GM_addStyle
// @grant        GM_xmlhttpRequest
// @grant        GM_setValue
// @grant        GM_getValue
// @downloadURL none
// ==/UserScript==

(function () {
    'use strict';

    const min_range = 0.63;                     // 比例取值最小范围，小于等于这个值的比例会直接渲染成最小值渐变色
    const needSort = 1;                         // 是否自动按比例排序      需要：1    不需要：0
    const sortType = 1;                         // 排序规则    从低到高（升序）：1    从高到低（降序）：0

    // 市场页面的渐变色
    var market_color_high = "80,39,255";        // 最大值渐变色，比例越接近最大值（默认是1）会越趋近这个颜色，格式：['r','g','b'] 或者 "r,g,b"
    var market_color_low = "255,30,30";         // 最小值渐变色，比例越接近最小值（默认是0.63）会越趋近这个颜色，格式：['r','g','b'] 或者 "r,g,b"

    // 处理成数组
    if (!Array.isArray(market_color_high)) market_color_high = market_color_high.split(",");
    if (!Array.isArray(market_color_low)) market_color_low = market_color_low.split(",");

    // 饰品页面的渐变色，用法同上，因为是深色的背景所以效果不是很好，改成了固定色阶显示，代码没删，喜欢渐变的可以把色阶删掉，把渐变的注释打开就能用了
    //     var goods_color_high = "160,255,197";
    //     var goods_color_low = "255,45,73";
    // 处理成数组
    //     if(!Array.isArray(goods_color_high))goods_color_high = goods_color_high.split(",");
    //     if(!Array.isArray(goods_color_low))goods_color_low = goods_color_low.split(",");

    const alertColor = Array(0, 255, 72);
    const backgroundColor = Array(69, 83, 108);

    function sortGoods(isAsc) {
        $("#j_list_card>ul>li").sort(function (a, b) {
            let av = $(a).attr("data-sort") - 0;
            let bv = $(b).attr("data-sort") - 0;
            if (av > bv) {
                return isAsc ? 1 : -1;
            } else if (av < bv) {
                return isAsc ? -1 : 1;
            }
            return 0;
        }).appendTo("#j_list_card>ul");
    }

    // 保留2位小数
    function roundToTwo(num, status) { // status不为false时四舍五入
        return status ? Math.round((num * 100) + 0.5) / 100 : Math.round((num * 100)) / 100;
    }

    function shade(obj, prop, color1, color2, mills) {
        let count = mills / 20;
        let red = color1[0], green = color1[1], blue = color1[2];
        let r = (color2[0] - color1[0]) / count, g = (color2[1] - color1[1]) / count, b = (color2[2] - color1[2]) / count;
        for (let i = 1; i <= count; i++) {
            setTimeout(() => {
                obj.css(prop, "rgb(" + parseInt(red + r * i + 0.5) + "," + parseInt(green + g * i + 0.5) + "," + parseInt(blue + b * i + 0.5) + ")");
            }, i * 40);
        }
        setTimeout(() => {
            obj.css(prop, "");
        }, 3000);
    }

    function gradient(max, min, f) {
        if (typeof max === "string") {
            max *= 1;
        }
        if (typeof min === "string") {
            min *= 1;
        }
        if (f >= 1 || f <= min_range) {
            f = f >= 1 ? 1 : 0;
        } else {
            f = (f - min_range) / (1 - min_range);
        }
        return max >= min ? f * (max - min) + min : (1 - f) * (min - max) + max;
    }

    function getItemId() {
        return new Promise(function (resolve, reject) {
            let buff_item_id = getUrlParam("goods_id");
            let steam_item_id = GM_getValue(buff_item_id);
            if ((!steam_item_id) || steam_item_id.length > 20 || steam_item_id == buff_item_id) {
                GM_xmlhttpRequest({
                    url: document.getElementsByClassName("detail-summ")[0].lastElementChild.href,
                    method: "get",
                    onload: function (res) {
                        if (res.status == 200) {
                            let html = res.response;
                            let start = html.indexOf("Market_LoadOrderSpread( ") + 24;
                            let end = html.indexOf(" );	// initial load");
                            if (start == 24 || end == -1) {
                                reject("物品不在货架");
                            }
                            steam_item_id = html.slice(start, end);
                            GM_setValue(buff_item_id, steam_item_id);
                            resolve(steam_item_id);
                        } else {
                            reject(res);
                        }
                    },
                    onerror: function (err) {
                        reject(err);
                    }
                });
            } else {
                resolve(steam_item_id);
            }
        });
    }

    function getUrlParam(name) {
        var reg = new RegExp("(^|&)" + name + "=([^&]*)(&|$)"); //构造一个含有目标参数的正则表达式对象
        var r = window.location.search.substr(1).match(reg);  //匹配目标参数
        if (r != null) return unescape(r[2]); return null; //返回参数值
    }

    // 商品
    window.buff_csgo_goods_scale_plugin_load = function (steam_price) {
        // 检测商品是否加载完成
        if ($("#market-selling-list").length == 0) {
            setTimeout(buff_csgo_goods_scale_plugin_load, 100);
            return;
        }
        if ($("#market-selling-list").hasClass("calculated")) { return; }
        let price_list = $(".f_Strong");
        let isLogined = price_list[0].getAttribute("id") == "navbar-cash-amount";
        if (!steam_price) {
            steam_price = parseFloat($(price_list[isLogined ? 1 : 0]).text().split("(")[0].slice(1));
        }
        let basic_price = roundToTwo(steam_price / 1.15, true);
        for (let i = isLogined ? 2 : 1; i < price_list.length; i++) {
            let seller_price = price_list[i].innerText.slice(1);
            let scale = roundToTwo(seller_price / basic_price);
            if (i == (isLogined ? 2 : 1)) {
                $(".f_Strong .hide-usd")[0].innerText = basic_price;

                // 渐变色部分 --------------------------------------------------------------------------------------- start

                //    let red = gradient(goods_color_high[0],goods_color_low[0],scale);
                //    let green = gradient(goods_color_high[1],goods_color_low[1],scale);
                //    let blue = gradient(goods_color_high[2],goods_color_low[2],scale);
                //    if($(".good_scale").length==0){
                //        $(price_list[isLogined?1:0]).append($("<big class='good_scale' style='color: rgb("+red+" "+green+" "+blue+");margin-left: 6px'>"+scale+"</big>"));
                //    }else{
                //        $(".good_scale").text(scale).css("color","rgb("+red+" "+green+" "+blue+")");
                //    }

                // 渐变色部分 --------------------------------------------------------------------------------------- end

                // 色阶部分 --------------------------------------------------------------------------------------- start

                let color;
                switch (true) {
                    case scale > 0.9: color = "#a0ffc5"; break;
                    case scale > 0.8: color = "#b8ff8a"; break;
                    case scale > 0.74: color = "#fff054"; break;
                    case scale > 0.67: color = "#ff7e15"; break;
                    default: color = "#ff0049"; break;
                }
                if ($(".good_scale").length == 0) {
                    $(price_list[isLogined ? 1 : 0]).append($("<big class='good_scale' style='color: " + color + ";margin-left: 6px'>" + scale + "</big>"));
                    getItemId().then(function onFulfilled(itemId) {
                        GM_xmlhttpRequest({
                            url: window.location.protocol + "//steamcommunity.com/market/itemordershistogram?country=CN&language=schinese&currency=23&item_nameid=" + itemId + "&two_factor=0",
                            method: "get",
                            onload: function (res) {
                                if (res.status == 200) {
                                    let js = JSON.parse(res.response);
                                    $(".detail-cont").append("<div id='steam_order'>" + js.buy_order_summary + "</div>");
                                    window.market_listing_price_with_fee = js.buy_order_graph[0][0];
                                    $(".market_commodity_orders_header_promote:last").after("<small class='market_listing_price_with_fee'>" + roundToTwo(seller_price / (window.market_listing_price_with_fee / 1.15), true) + "</small>");
                                } else {
                                    console.log("访问steamorder列表出错：", res);
                                }
                            },
                            onerror: function (err) {
                                console.log("访问steamorder列表出错：", err);
                            }
                        });
                    }).catch(function onRejected(error) {
                        console.log('获取itemID错误：', error);
                    });
                } else {
                    $(".good_scale").text(scale).css("color", color);
                    console.log("变了");
                    $(".market_listing_price_with_fee").text(roundToTwo(seller_price / (window.market_listing_price_with_fee / 1.15), true));
                }

                // 色阶部分 --------------------------------------------------------------------------------------- end
            }
            $(price_list[i].parentNode).next().append($("<b>" + scale + "</b>"));
        }
        $("#market-selling-list").addClass("calculated");

        // 测试用 发布时删除 start
        /*         for(let j=1;j>0.6;j-=0.03){
            let color;
            switch(true){
                case j>0.9: color = "#a0ffc5";break;
                case j>0.8: color = "#b8ff8a";break;
                case j>=0.73: color = "#fff054";break;
                case j>=0.67: color = "#ff7e15";break;
                default : color = "#ff0049";break;
            }
            $(".detail-header").append($("<big class='good_scale' style='color: "+color+";margin-left: 6px;font-weight:bold'>"+roundToTwo(j)+"</big>"));
        } */
        // 测试用 发布时删除 end

    }

    // 列表
    window.buff_csgo_list_scale_plugin_load = function () {
        // 检测商品是否加载完成
        if ($("#j_list_card>ul>li").length == 0) {
            setTimeout(buff_csgo_list_scale_plugin_load, 100);
            return;
        }
        if ($("#j_list_card").hasClass("calculated")) { return; }
        $(".list_card li>p>span.l_Right").removeClass("l_Right").addClass("l_Left");
        var goods = $("#j_list_card>ul>li");
        var status = goods.length;
        for (let i = 0; i < goods.length; i++) {
            let target = $(goods[i]).find("p>strong.f_Strong")[0];
            let buff_price = target.innerText.slice(2);
            let url = $(goods[i]).children("a")[0].href;
            $.ajax({
                url: url,
                method: "get",
                success: function (data) {
                    status--;
                    let steam_price = $(data).find(".detail-summ .f_Strong>span.custom-currency")[0].getAttribute('data-price');
                    let scale = roundToTwo(buff_price / (steam_price / 1.15), true);
                    let red = gradient(market_color_high[0], market_color_low[0], scale);
                    let green = gradient(market_color_high[1], market_color_low[1], scale);
                    let blue = gradient(market_color_high[2], market_color_low[2], scale);
                    $(target).append($('<strong class="f_Strong price_scale" style="color: rgb(' + red + ' ' + green + ' ' + blue + ');float: right;">' + scale + '</strong>'));
                    $(goods[i]).attr("data-sort", scale);
                    if (needSort) {
                        sortGoods(sortType);
                    }
                    if (status == 0) {
                        $("#sort_scale").addClass("enabled").addClass(sortType ? "w-Order_asc" : "w-Order_des");
                        shade($("#sort_scale"), "background", alertColor, backgroundColor, 1000);
                    }
                },
                error: function (msg) {
                    console.log(msg);
                }
            });
        }
        $("#j_list_card").addClass("calculated");
    }

    if (location.pathname === "/market/goods") {
        GM_addStyle(".market_commodity_orders_header_promote {color: whitesmoke;}#steam_order{margin-top:5px}.market_listing_price_with_fee{color: #9c6c0d;font-size: 12px;margin-left: 6px;}");
        buff_csgo_goods_scale_plugin_load();

        setTimeout(function () {
            $(document).ajaxSuccess(function (event, status, header, result) {
                if (header.url.slice(0, 28) === "/api/market/goods/sell_order") {
                    let steam_price_cny = result.data.goods_infos[getUrlParam("goods_id")].steam_price_cny;
                    buff_csgo_goods_scale_plugin_load(steam_price_cny);
                }
            });
        }, 1000);
    } else if (location.pathname === "/market/") {
        // 样式
        GM_addStyle("#sort_scale{display:inline-block;padding:0 6px 0 16px;cursor:pointer;height:32px;margin-left:5px;line-height:32px;text-align:center;border-radius:4px;min-width:60px;border:1px solid #45536c;color:#63779b;vertical-align:middle}#sort_scale.enabled{background:#45536c;color:#fff}.list_card li h3{margin: 8px 12px 9px;}.list_card li>p>span.l_Left{margin-top:inherit}.list_card li>p>strong.f_Strong{display:block;font-size:20px;min-height:20px;}");
        // 下一页按钮
        $(".floatbar>ul").prepend("<li><a id='buff_tool_nextpage'><i class='icon icon_comment_arr' style='transform: rotate(90deg); width: 1.125rem; height: 1.125rem; left: 0.25rem; position: relative;'></i><p style='color:#fff;'>下一页</p></a></li>");
        $("#buff_tool_nextpage").click(function () {
            $(".page-link.next").click();
            $("#sort_scale").removeClass();
        }).parent().css("cursor", "pointer");
        // 排序按钮
        $(".block-header>.l_Right").append($('<div id="sort_scale"><span>比例<i class="icon icon_order"></i></span></div>'));
        $("#sort_scale").click(function () {
            let btn = this;
            let flag = $(this).hasClass("w-Order_asc");
            if ($(this).hasClass("enabled")) {
                $(this).toggleClass("w-Order_asc w-Order_des");
            } else {
                $(this).addClass("enabled").addClass("w-Order_asc");
            }

            $("#j_list_card>ul>li").sort(function (a, b) {
                let av = $(a).attr("data-sort") - 0;
                let bv = $(b).attr("data-sort") - 0;
                if (av > bv) {
                    return flag ? -1 : 1;
                } else if (av < bv) {
                    return flag ? 1 : -1;
                }
                return 0;
            }).appendTo("#j_list_card>ul");
        });
        buff_csgo_list_scale_plugin_load();
        setTimeout(function () {
            $(document).ajaxSuccess(function (event, status, header, result) {
                if (header.url.slice(0, 17) === "/api/market/goods") {
                    $("#sort_scale").removeClass();
                    buff_csgo_list_scale_plugin_load();
                }
            });
        }, 1000);
    }

})();