/*!
 * tablesort v5.0.2 (2017-11-12)
 * http://tristen.ca/tablesort/demo/
 * Copyright (c) 2017 ; Licensed MIT
 */
! function() {
  function a(b, c) {
    if (!(this instanceof a)) return new a(b, c);
    if (!b || "TABLE" !== b.tagName) throw new Error("Element must be a table");
    this.init(b, c || {})
  }
  var b = [],
    c = function(a) {
      var b;
      return window.CustomEvent && "function" == typeof window.CustomEvent ? b = new CustomEvent(a) : (b = document.createEvent("CustomEvent"), b.initCustomEvent(a, !1, !1, void 0)), b
    },
    d = function(a) {
      return a.getAttribute("data-sort") || a.textContent || a.innerText || ""
    },
    e = function(a, b) {
      return a = a.trim().toLowerCase(), b = b.trim().toLowerCase(), a === b ? 0 : a < b ? 1 : -1
    },
    f = function(a, b) {
      return function(c, d) {
        var e = a(c.td, d.td);
        return 0 === e ? b ? d.index - c.index : c.index - d.index : e
      }
    };
  a.extend = function(a, c, d) {
    if ("function" != typeof c || "function" != typeof d) throw new Error("Pattern and sort must be a function");
    b.push({
      name: a,
      pattern: c,
      sort: d
    })
  }, a.prototype = {
    init: function(a, b) {
      var c, d, e, f, g = this;
      if (g.table = a, g.thead = !1, g.options = b, a.rows && a.rows.length > 0)
        if (a.tHead && a.tHead.rows.length > 0) {
          for (e = 0; e < a.tHead.rows.length; e++)
            if ("thead" === a.tHead.rows[e].getAttribute("data-sort-method")) {
              c = a.tHead.rows[e];
              break
            } c || (c = a.tHead.rows[a.tHead.rows.length - 1]), g.thead = !0
        } else c = a.rows[0];
      if (c) {
        var h = function() {
          g.current && g.current !== this && g.current.removeAttribute("aria-sort"), g.current = this, g.sortTable(this)
        };
        for (e = 0; e < c.cells.length; e++) f = c.cells[e], f.setAttribute("role", "columnheader"), "none" !== f.getAttribute("data-sort-method") && (f.tabindex = 0, f.addEventListener("click", h, !1), null !== f.getAttribute("data-sort-default") && (d = f));
        d && (g.current = d, g.sortTable(d))
      }
    },
    sortTable: function(a, g) {
      var h = this,
        i = a.cellIndex,
        j = e,
        k = "",
        l = [],
        m = h.thead ? 0 : 1,
        n = a.getAttribute("data-sort-method"),
        o = a.getAttribute("aria-sort");
      if (h.table.dispatchEvent(c("beforeSort")), g || (o = "ascending" === o ? "descending" : "descending" === o ? "ascending" : h.options.descending ? "descending" : "ascending", a.setAttribute("aria-sort", o)), !(h.table.rows.length < 2)) {
        if (!n) {
          for (; l.length < 3 && m < h.table.tBodies[0].rows.length;) k = d(h.table.tBodies[0].rows[m].cells[i]), k = k.trim(), k.length > 0 && l.push(k), m++;
          if (!l) return
        }
        for (m = 0; m < b.length; m++)
          if (k = b[m], n) {
            if (k.name === n) {
              j = k.sort;
              break
            }
          } else if (l.every(k.pattern)) {
          j = k.sort;
          break
        }
        for (h.col = i, m = 0; m < h.table.tBodies.length; m++) {
          var p, q = [],
            r = {},
            s = 0,
            t = 0;
          if (!(h.table.tBodies[m].rows.length < 2)) {
            for (p = 0; p < h.table.tBodies[m].rows.length; p++) k = h.table.tBodies[m].rows[p], "none" === k.getAttribute("data-sort-method") ? r[s] = k : q.push({
              tr: k,
              td: d(k.cells[h.col]),
              index: s
            }), s++;
            for ("descending" === o ? q.sort(f(j, !0)) : (q.sort(f(j, !1)), q.reverse()), p = 0; p < s; p++) r[p] ? (k = r[p], t++) : k = q[p - t].tr, h.table.tBodies[m].appendChild(k)
          }
        }
        h.table.dispatchEvent(c("afterSort"))
      }
    },
    refresh: function() {
      void 0 !== this.current && this.sortTable(this.current, !0)
    }
  }, "undefined" != typeof module && module.exports ? module.exports = a : window.Tablesort = a
}();