// ==UserScript==
// @name 学園祭カレンダー絞り込み
// @description s:絞り込み
// @version      0.1
// @run-at document-idle
// @match *://www.gakkou.net/daigaku/gakuensai/*
// @match *://todo-ran.com/t/soukan/*
// @match *://todo-ran.com/t/kiji/*
// @grant       GM_setValue
// @grant       GM_getValue
// @grant       GM_deleteValue
// @require https://code.jquery.com/jquery-3.4.1.min.js
// @namespace https://greasyfork.org/users/181558
// @downloadURL none
// ==/UserScript==

(function() {

  const SITEINFO = [{
    url: "://www.gakkou.net/daigaku/gakuensai/",
    place: "H2.GESTitle",
    mapplace: "h3.ListTtlN",
    item: "ol[class^='articleListN']>li",
    parentGen: 0,
    defaultWord: "東京",
    ani: 500
  }, {
    url: "://todo-ran.com/t/soukan/",
    place: "div.kiji_ktext",
    mapplace: "",
    item: "table#t_soukan_r tbody tr td a,table#t_soukan tbody tr td a",
    parentGen: 2,
    defaultWord: "消費",
    ani: null
  }];

  if (location.href.match(/:\/\/todo-ran\.com\/t\/kiji\//)) { $("div.kiji>div:eq(2)").after($("a:contains('全相関記事を見る'):first").clone().css("float", "right")); } // ?
  if (location.href.match(/:\/\/todo-ran\.com\/t\/soukan\//)) $("table#t_soukan_r tbody tr td a,table#t_soukan tbody tr td a").each(function() { $(this).append("<a style='float:right;' rel=\"noopener noreferrer nofollow\" href='" + $(this).attr("href").replace("kiji", "soukan") + "'>全相関記事を見る</a>") });

  var thissite = null;
  for (var i = 0; i < SITEINFO.length; i++) {
    if (SITEINFO[i].url == "") continue;
    if (location.href.match(SITEINFO[i].url)) thissite = i;
  }
  if (thissite === null) return;

  var defaultWord = SITEINFO[thissite].defaultWord || "";
  if ($(SITEINFO[thissite].mapplace)) $(SITEINFO[thissite].mapplace).each(function() { $(this).append("<a style='float:right;' rel=\"noopener noreferrer nofollow\" href='https://www.google.co.jp/maps/search/" + $(this).text() + "'>[地図]</a>"); });
  $(SITEINFO[thissite].place).after('絞り込み(s) <input style="width:80%" type="text" id="sear" accesskey="s" placeholder="例）' + defaultWord + '">'); // autofocus="on"
  $("#sear").change(() => { shibo() });

  document.addEventListener('keydown', function(e) {
    if (/input|textarea/i.test(e.target.tagName) == false) {
      var key = (e.shiftKey ? "Shift+" : "") + (e.altKey ? "Alt+" : "") + (e.ctrlKey ? "Ctrl+" : "") + e.key;
      if (key == "s") shibo(pref("defWord", prompt("絞り込みキーワード（正規表現）\n\n例：\n" + defaultWord + "\n\n", pref("defWord") || "")));
    }
  }, false);

  function shibo(sear = null) {
    if (sear === null) sear = pref("defWord", $("#sear").val());
    else $("#sear").val(pref("defWord", sear));
    $(SITEINFO[thissite].item).each(function() {
      var ele = $(this);
      for (let i = 0; i < SITEINFO[thissite].parentGen; i++) { ele = ele.parent(); }
      if (!(ele.text().replace(/\r|\n|\s/gm, " ").match(new RegExp(sear.replace(/｜/gm, "|").replace(/\s|　/gm, ".*"), "gmi")))) { ele.hide(SITEINFO[thissite].ani); } else ele.show(SITEINFO[thissite].ani);
    });
  }

  function pref(name, store = undefined) { // pref(name,data)で書き込み（数値でも文字列でも配列でもオブジェクトでも可）、pref(name)で読み出し
    var domain = (location.href.match(/^https?:\/{2,}(.*?)(?:\/|\?|#|$)/)[1] || location.href);
    if (store === undefined) { // 読み出し
      let data = GM_getValue(domain + " ::: " + name)
      if (data == undefined) return store; // 値がないなら終わり
      if (data.substr(0, 1) === "[") { // 配列なのでJSONで返す
        try { return JSON.parse(data || '[]'); } catch (e) {
          console.log("データベースがバグってるのでクリアします\n" + e);
          pref(name, []);
          return;
        }
      } else return data;
    }
    if (store === "" || store === [] || store === null) { // 書き込み、削除
      GM_deleteValue(domain + " ::: " + name);
      return store;
    } else if (typeof store === "string") { // 書き込み、文字列
      GM_setValue(domain + " ::: " + name, store);
      return store;
    } else { // 書き込み、配列
      try { GM_setValue(domain + " ::: " + name, JSON.stringify(store)); } catch (e) {
        console.log("データベースがバグってるのでクリアします\n" + e);
        pref(name, "");
      }
      return store;
    }
  }

})()