script.
  (function() {
    var abcjsInit = function() {
      var abcjsFn = function() {
        setTimeout(function() {
          var sheets = document.querySelectorAll(".abc-music-sheet");
          for (var i = 0; i < sheets.length; i++) {
            var ele = sheets[i];
            if (ele.children.length > 0) continue;
            
            // 从 data-params 属性中解析参数
            var params = {};
            var dp = ele.getAttribute("data-params");
            if (dp) {
              try {
                params = JSON.parse(dp);
              } catch (e) {
                console.error("解析 data-params 失败：", e);
              }
            }
            
            // 将解析出的参数与 responsive 参数合并，
            // 保证 params 中的内容在 responsive 之前
            var options = {};
            for (var key in params) {
              if (params.hasOwnProperty(key)) {
                options[key] = params[key];
              }
            }
            options.responsive = "resize";
            
            // 使用 ABCJS.renderAbc 渲染乐谱
            ABCJS.renderAbc(ele, ele.innerHTML, options);
          }
        }, 100);
      };

      if (typeof ABCJS === "object") {
        abcjsFn();
      } else {
        btf.getScript("!{url_for(theme.asset.abcjs_basic_js)}").then(abcjsFn);
      }
    };

    if (window.pjax) {
      abcjsInit();
    } else {
      window.addEventListener("load", abcjsInit);
    }
    btf.addGlobalFn("encrypt", abcjsInit, "abcjs");
  })();