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碧蓝幻想救援筛选

筛除人数过多和血量过少的房间，使其变为透明

// ==UserScript==
// @name         碧蓝幻想救援筛选
// @namespace    https://github.com/Less01
// @version      0.0.2
// @description  筛除人数过多和血量过少的房间，使其变为透明
// @author       Less01
// @match        *://game.granbluefantasy.jp/
// @match        *://gbf.game.mbga.jp/*
// @icon         https://pjsekai.sega.jp/assets/images/favicon.ico
// @run-at       document-end
// @grant        GM_registerMenuCommand
// @grant        GM_getValue
// @grant        GM_setValue
// @license MIT
// ==/UserScript==

(function() {
    'use strict';
    // 设定部分
    let opacity = GM_getValue('gbf_assist_opacity', 0.25);
    let playerCount = GM_getValue('gbf_assist_playerCount', 5);
    let enemyHp = GM_getValue('gbf_assist_enemyHp', 50);
    // console.log(`Alpha: ${opacity}, 最大人数: ${playerCount}, 最低血量: ${enemyHp}`);
    // 油猴按钮，修改在刷新后生效
    // 可以设定的人数限制为1~9，血量限制为0~90
    GM_registerMenuCommand('显示设定并开启', () => { opacity = 0.25; GM_setValue('gbf_assist_opacity', opacity); alert(`Alpha: ${opacity}, 最大人数: ${playerCount}, 最低血量: ${enemyHp}`); });
    GM_registerMenuCommand('关闭', () => { opacity = 1.0; GM_setValue('gbf_assist_opacity', opacity); });
    GM_registerMenuCommand('降低最大人数1', () => { if (playerCount > 1) GM_setValue('gbf_assist_playerCount', --playerCount); });
    GM_registerMenuCommand('提高最大人数1', () => { if (playerCount < 9) GM_setValue('gbf_assist_playerCount', ++playerCount); });
    GM_registerMenuCommand('降低最低血量10', () => { if (enemyHp > 0) GM_setValue('gbf_assist_enemyHp', enemyHp -= 10); });
    GM_registerMenuCommand('提高最低血量10', () => { if (enemyHp < 90) GM_setValue('gbf_assist_enemyHp', enemyHp += 10); });

    // 监听页面内容变化，当救援列表改变时修改透明度
    const targetNode = document.querySelector("#wrapper>.contents");
    const config = { childList: true, subtree: true };
    const observer = new MutationObserver(
        (mutationsList) => {
            for (let mutation of mutationsList) {
                // 改为mutation.target.id == "prt-search-list"可以只在救援检索启用
                if (mutation.target.className == "prt-raid-list prt-search-list") {
                    let raid_list = mutation.target.querySelectorAll(".btn-multi-raid");
                    // console.log(`raid list length: ${raid_list.length}\n`);
                    for (let raid of raid_list) {
                        let count = raid.querySelector(".prt-flees-in").innerText.replace(/\/\d+/, "");
                        let hp = raid.querySelector(".prt-raid-gauge-inner").getAttribute("style").slice(7, -2);
                        // console.log(`count: ${count}, hp: ${hp}\n`);
                        if (count >= playerCount || hp <= enemyHp) {
                            raid.style.opacity = opacity;
                        }
                    }
                }
            }
        }
    );

    // 打开网页时、游戏内跳转时启用
    function run() {
        if (/^#quest\/assist(\/multi\/\d+|\/event)?$/.test(location.hash)) {
            observer.observe(targetNode, config);
            // console.log("observe\n");
        } else {
            observer.disconnect();
            // console.log("disconnect\n");
        }
    }
    run();
    window.addEventListener('hashchange', run);
})();