Merge pull request #14 from apuc/add-search

Add search method
2022-10-25 21:06:49 +03:00 · 2022-10-25 21:06:49 +03:00 · 23f12be5a2
commit 23f12be5a2
parent 8e517026f2 482b3799d2
14 changed files with 1189 additions and 834 deletions
--- a/documentation/%D0%9A%D0%BE%D0%BD%D1%81%D1%82%D1%80%D1%83%D0%BA%D1%82%D0%BE%D1%80%20%D0%BA%D0%BB%D0%B0%D1%81%D1%81%D0%B0%20DropDown.html
+++ b/documentation/%D0%9A%D0%BE%D0%BD%D1%81%D1%82%D1%80%D1%83%D0%BA%D1%82%D0%BE%D1%80%20%D0%BA%D0%BB%D0%B0%D1%81%D1%81%D0%B0%20DropDown.html
@ -127,6 +127,7 @@
        <li><a href="global.html#open">#open</a></li>
        <li><a href="global.html#render">#render</a></li>
        <li><a href="global.html#renderUrl">#renderUrl</a></li>
+        <li><a href="global.html#searchMode">#searchMode</a></li>
      </ul>
      <h3>Public methods</h3>
      <ul>
--- a/documentation/DropDown.html
+++ b/documentation/DropDown.html
@ -137,6 +137,7 @@
        <li><a href="global.html#open">#open</a></li>
        <li><a href="global.html#render">#render</a></li>
        <li><a href="global.html#renderUrl">#renderUrl</a></li>
+        <li><a href="global.html#searchMode">#searchMode</a></li>
      </ul>
      <h3>Public methods</h3>
      <ul>
--- a/documentation/cg-dropdown.js.html
+++ b/documentation/cg-dropdown.js.html
@ -24,8 +24,15 @@
            customStyles,
            getFormatItem,
            customStylesFormat,
+            nativOptionMultiple,
+            nativOptionOrdinary,
          } from './components/utils';
-import { createBreadcrumb } from './components/create-element';
+          import {
+            createBreadcrumb,
+            createInputSearch,
+            createNativSelectOption,
+            createNativeSelect,
+          } from './components/create-element';
          
          /**
           * @class Описание класса DropDown
@ -353,7 +360,8 @@ export class DropDown {
             * @description Рендер елементов в селекте.
             */
            #render(select) {
-    const { styles, multiselect } = this.#options;
+              const { styles, multiselect, searchMode } = this.#options;
+              const random = Math.random().toString(36).substring(2, 10);
          
              if (select || (select &amp;&amp; styles)) {
                this.#initSelected(select);
@ -363,8 +371,15 @@ export class DropDown {
              }
          
              const ulList = document.createElement('ul');
+              const intputSearch = createInputSearch(random);
+              this.random = random;
+          
+              const nativSelect = createNativeSelect();
          
              ulList.classList.add('list');
+              if (searchMode) {
+                ulList.appendChild(intputSearch);
+              }
          
              if (styles) {
                const { list } = styles;
@ -374,7 +389,10 @@ export class DropDown {
              this.#element.appendChild(ulList);
          
              this.#items.forEach((dataItem) => {
+                this.#element.appendChild(nativSelect);
+          
                const liItem = document.createElement('li');
+                const nativOption = createNativSelectOption();
                const strongItem = document.createElement('strong');
          
                liItem.classList.add('list__item');
@ -386,12 +404,17 @@ export class DropDown {
                  checkBox.setAttribute('id', `chbox-${dataItem.id}`);
          
                  liItem.appendChild(checkBox);
+                  nativSelect.setAttribute('multiple', 'multiple');
                }
          
                let textNode = '';
          
                if (dataItem.title) {
+                  nativOption.text = dataItem.title;
+                  nativOption.value = dataItem.title;
                  textNode = document.createTextNode(dataItem.title);
+          
+                  nativSelect.appendChild(nativOption);
                  liItem.appendChild(textNode);
                  ulList.appendChild(liItem);
                } else {
@ -431,6 +454,8 @@ export class DropDown {
              const response = await fetch(url);
              const dataUrl = await response.json();
          
+              const nativSelect = createNativeSelect();
+          
              dataUrl.forEach((dataItem, index) => {
                const item = {
                  id: dataItem.id,
@ -438,6 +463,8 @@ export class DropDown {
                  value: index,
                };
                const ulUrl = this.#element.querySelector('.list');
+          
+                const nativOption = createNativSelectOption();
                const liUrl = document.createElement('li');
                const textUrl = document.createTextNode(item.title);
          
@ -446,17 +473,24 @@ export class DropDown {
                  checkBox.type = 'checkbox';
          
                  checkBox.setAttribute('id', `chbox-${item.id}`);
+                  nativSelect.setAttribute('multiple', 'multiple');
+          
                  liUrl.appendChild(checkBox);
                }
          
                liUrl.classList.add('list__item');
+                nativOption.value = item.title;
+                nativOption.text = item.title;
          
+                nativSelect.appendChild(nativOption);
                liUrl.appendChild(textUrl);
                ulUrl.appendChild(liUrl);
          
                this.#items.push(item);
              });
          
+              this.#element.appendChild(nativSelect);
+          
              this.#items.filter((item, index) => {
                if (typeof item !== 'object') {
                  this.#items.splice(index, 1);
@ -505,21 +539,26 @@ export class DropDown {
             * @method #addOptionsBehaviour
             */
            #addOptionsBehaviour() {
-    const { multiselect, placeholder, selected, multiselectTag } = this.#options;
+              const { multiselect, placeholder, selected, multiselectTag, searchMode } = this.#options;
          
              const options = this.#element.querySelectorAll('.list__item');
              const select = this.#element.querySelector('.selected');
-
-    const ul = document.createElement('ul');
+              const nativOption = this.#element.querySelectorAll('.nativSelect__nativOption');
+              const ulMultipul = document.createElement('ul');
          
              if (multiselect) {
-      ul.classList.add('multiselect-tag');
+                ulMultipul.classList.add('multiselect-tag');
                select.classList.add('overflow-hidden');
              }
          
+              if (searchMode &amp;&amp; searchMode === true) {
+                this.#searchMode(this.random);
+              }
+          
              options.forEach((option, index) => {
                option.addEventListener('click', (event) => {
                  const item = this.#items[index];
+          
                  if (multiselect) {
                    event.stopPropagation();
                    option.classList.toggle('active');
@ -534,13 +573,15 @@ export class DropDown {
                      const checkIndex = this.#indexes.indexOf(index);
          
                      if (checkIndex === -1) {
+                        nativOptionMultiple(nativOption, item.title, true);
+          
                        this.#indexes.push(index);
          
                        select.innerText = '';
          
                        if (multiselectTag) {
                          this.#selectedItems.push(item);
-                select.appendChild(ul);
+                          select.appendChild(ulMultipul);
          
                          const data = {
                            option: this.#options,
@ -549,7 +590,7 @@ export class DropDown {
                            selectedItems: this.#selectedItems,
                          };
          
-                ul.appendChild(createBreadcrumb(data, item.title, index, item.id));
+                          ulMultipul.appendChild(createBreadcrumb(data, item.title, index, item.id));
                        } else {
                          this.#selectedItems.push(item.title);
                          select.innerText = this.#selectedItems;
@ -557,11 +598,11 @@ export class DropDown {
                      } else {
                        if (multiselectTag) {
                          const tagItem = document.getElementById(`tag-${index}-${item.id}`);
-
-                ul.removeChild(tagItem);
+                          ulMultipul.removeChild(tagItem);
                        }
                        this.#indexes.splice(checkIndex, 1);
                        this.#selectedItems.splice(checkIndex, 1);
+                        nativOptionMultiple(nativOption, item.title, false);
                      }
          
                      if (!this.#selectedItems.length) {
@ -574,7 +615,7 @@ export class DropDown {
                        }
                      } else {
                        if (multiselectTag) {
-                select.appendChild(ul);
+                          select.appendChild(ulMultipul);
                        } else {
                          select.innerText = this.#selectedItems;
                        }
@ -583,6 +624,7 @@ export class DropDown {
                  } else {
                    select.innerText = item.title;
                    this.#selectedItems = item;
+                    nativOptionOrdinary(nativOption, item.title);
          
                    options.forEach((option) => {
                      option.classList.remove('active');
@ -593,6 +635,47 @@ export class DropDown {
              });
            }
          
+            /**
+             * Метод который реализует поиск элементов в селекте
+             * @protected
+             * @param {string} random уникальное значение для input элемента.
+             * @method #searchMode
+             */
+            #searchMode(random) {
+              const input = this.#element.querySelector(`#searchSelect-${random}`);
+              const searchSelect = this.#element.querySelectorAll('.list__item');
+              const result = document.createElement('p');
+              const textNode = document.createTextNode('No matches...');
+          
+              result.appendChild(textNode);
+              result.classList.add('displayHide');
+              input.parentElement.appendChild(result);
+          
+              input.addEventListener('click', (e) => {
+                e.stopPropagation();
+              });
+          
+              input.oninput = function () {
+                let val = this.value.trim();
+          
+                if (val != '') {
+                  searchSelect.forEach((elem) => {
+                    if (elem.innerText.search(val) == -1) {
+                      elem.classList.add('displayHide');
+                      result.classList.remove('displayHide');
+                    } else {
+                      elem.classList.remove('displayHide');
+                    }
+                  });
+                } else {
+                  searchSelect.forEach((elem) => {
+                    elem.classList.remove('displayHide');
+                    result.classList.add('displayHide');
+                  });
+                }
+              };
+            }
+          
            /**
             * Приватный метод экземпляра класса DropDown
             * @protected
@ -649,6 +732,7 @@ export class DropDown {
        <li><a href="global.html#open">#open</a></li>
        <li><a href="global.html#render">#render</a></li>
        <li><a href="global.html#renderUrl">#renderUrl</a></li>
+        <li><a href="global.html#searchMode">#searchMode</a></li>
      </ul>
      <h3>Public methods</h3>
      <ul>
--- a/documentation/create-element.js.html
+++ b/documentation/create-element.js.html
@ -21,9 +21,9 @@
        <article>
          <pre
            class="prettyprint source linenums"
-          ><code>import { customStylesFormat } from './utils';
+          ><code>import { customStylesFormat, nativOptionMultiple } from './utils';
            /**
- * @module createElementChips
+             * @module createBreadcrumb
             */
            
            /**
@ -39,6 +39,8 @@ export function createBreadcrumb(data, title, index, id) {
              const { placeholder, styles } = option;
            
              const selected = element.querySelector('.selected');
+              const nativOption = element.querySelectorAll('.nativSelect__nativOption');
+            
              const liChip = document.createElement('li');
              const textNode = document.createTextNode(title);
              const svgIcon = document.createElementNS('http://www.w3.org/2000/svg', 'svg');
@ -64,14 +66,14 @@ export function createBreadcrumb(data, title, index, id) {
            
              svgIcon.addEventListener('click', (event) => {
                event.stopPropagation();
+                nativOptionMultiple(nativOption, title, false);
            
                const deleteIcon = indexes.indexOf(index);
+                let checkBox = '';
            
                indexes.splice(deleteIcon, 1);
                selectedItems.splice(deleteIcon, 1);
            
-    let checkBox = '';
-
                if (id) {
                  checkBox = document.getElementById(`chbox-${id}`);
                } else {
@ -90,6 +92,46 @@ export function createBreadcrumb(data, title, index, id) {
            
              return liChip;
            }
+            
+            /**
+             * Метод который создает нативный селект
+             * @returns {HTMLSelectElement} Возвращает созданный нативный селект
+             */
+            export function createNativeSelect() {
+              const nativSelect = document.createElement('select');
+            
+              nativSelect.setAttribute('form', 'data');
+              nativSelect.setAttribute('name', 'dataSelect');
+              nativSelect.classList.add('nativSelect');
+              return nativSelect;
+            }
+            
+            /**
+             * Метод который создает Options для нативного селекта
+             * @returns {HTMLOptionElement} Возвращает созданные Options нативного селекта
+             */
+            export function createNativSelectOption() {
+              const nativOption = document.createElement('option');
+            
+              nativOption.classList.add('nativSelect__nativOption');
+              return nativOption;
+            }
+            
+            /**
+             * Метод который создает поиск элементов в селекте
+             * @param {string} random уникальное значение для input элемента.
+             * @returns {HTMLInputElement} Возвращает сформированный input елемент.
+             */
+            export function createInputSearch(random) {
+              const intputSearch = document.createElement('input');
+            
+              intputSearch.type = 'text';
+              intputSearch.classList.add('inputSearch');
+              intputSearch.setAttribute('id', `searchSelect-${random}`);
+              intputSearch.setAttribute('placeholder', 'Search...');
+            
+              return intputSearch;
+            }
 </code></pre>
        </article>
      </section>
@ -122,6 +164,7 @@ export function createBreadcrumb(data, title, index, id) {
        <li><a href="global.html#open">#open</a></li>
        <li><a href="global.html#render">#render</a></li>
        <li><a href="global.html#renderUrl">#renderUrl</a></li>
+        <li><a href="global.html#searchMode">#searchMode</a></li>
      </ul>
      <h3>Public methods</h3>
      <ul>
--- a/documentation/global.html
+++ b/documentation/global.html
@ -301,6 +301,52 @@
            </dd>
          </dl>

+          <h4 class="name" id="searchMode">
+            <span class="type-signature">(protected) </span>#searchMode<span class="signature"
+              >(random)</span
+            ><span class="type-signature"></span>
+          </h4>
+
+          <div class="description">Метод который реализует поиск элементов в селекте</div>
+
+          <h5>Parameters:</h5>
+
+          <table class="params">
+            <thead>
+              <tr>
+                <th>Name</th>
+
+                <th>Type</th>
+
+                <th class="last">Description</th>
+              </tr>
+            </thead>
+
+            <tbody>
+              <tr>
+                <td class="name"><code>random</code></td>
+
+                <td class="type">
+                  <span class="param-type">string</span>
+                </td>
+
+                <td class="description last">уникальное значение для input элемента.</td>
+              </tr>
+            </tbody>
+          </table>
+
+          <dl class="details">
+            <dt class="tag-source">Source:</dt>
+            <dd class="tag-source">
+              <ul class="dummy">
+                <li>
+                  <a href="cg-dropdown.js.html">cg-dropdown.js</a>,
+                  <a href="cg-dropdown.js.html#line617">line 617</a>
+                </li>
+              </ul>
+            </dd>
+          </dl>
+
          <h4 class="name" id="addItem">
            <span class="type-signature"></span>addItem<span class="signature">(item)</span
            ><span class="type-signature"></span>
@ -657,6 +703,7 @@
        <li><a href="global.html#open">#open</a></li>
        <li><a href="global.html#render">#render</a></li>
        <li><a href="global.html#renderUrl">#renderUrl</a></li>
+        <li><a href="global.html#searchMode">#searchMode</a></li>
      </ul>
      <h3>Public methods</h3>
      <ul>
--- a/documentation/index.html
+++ b/documentation/index.html
@ -47,6 +47,7 @@
        <li><a href="global.html#open">#open</a></li>
        <li><a href="global.html#render">#render</a></li>
        <li><a href="global.html#renderUrl">#renderUrl</a></li>
+        <li><a href="global.html#searchMode">#searchMode</a></li>
      </ul>
      <h3>Public methods</h3>
      <ul>
--- a/documentation/module-Utils.html
+++ b/documentation/module-Utils.html
@ -379,6 +379,7 @@
        <li><a href="global.html#open">#open</a></li>
        <li><a href="global.html#render">#render</a></li>
        <li><a href="global.html#renderUrl">#renderUrl</a></li>
+        <li><a href="global.html#searchMode">#searchMode</a></li>
      </ul>
      <h3>Public methods</h3>
      <ul>
--- a/documentation/module-createElementChips.html
+++ b/documentation/module-createElementChips.html
@ -114,6 +114,63 @@
            </dd>
          </dl>

+          <h4 class="name" id=".createInputSearch">
+            <span class="type-signature">(static) </span>createInputSearch<span class="signature"
+              >(random)</span
+            ><span class="type-signature"> &rarr; {HTMLInputElement}</span>
+          </h4>
+
+          <div class="description">Метод который создает поиск элементов в селекте</div>
+
+          <h5>Parameters:</h5>
+
+          <table class="params">
+            <thead>
+              <tr>
+                <th>Name</th>
+
+                <th>Type</th>
+
+                <th class="last">Description</th>
+              </tr>
+            </thead>
+
+            <tbody>
+              <tr>
+                <td class="name"><code>random</code></td>
+
+                <td class="type">
+                  <span class="param-type">string</span>
+                </td>
+
+                <td class="description last">уникальное значение для input элемента.</td>
+              </tr>
+            </tbody>
+          </table>
+
+          <dl class="details">
+            <dt class="tag-source">Source:</dt>
+            <dd class="tag-source">
+              <ul class="dummy">
+                <li>
+                  <a href="create-element.js.html">create-element.js</a>,
+                  <a href="create-element.js.html#line102">line 102</a>
+                </li>
+              </ul>
+            </dd>
+          </dl>
+
+          <h5>Returns:</h5>
+
+          <div class="param-desc">Возвращает сформированный input елемент.</div>
+
+          <dl>
+            <dt>Type</dt>
+            <dd>
+              <span class="param-type">HTMLInputElement</span>
+            </dd>
+          </dl>
+
          <h4 class="name" id=".createNativeSelect">
            <span class="type-signature">(static) </span>createNativeSelect<span class="signature"
              >()</span
@ -192,21 +249,25 @@
          >
        </li>
      </ul>
-      <h3>Module</h3>
+      <h3>Modules</h3>
      <ul>
        <li><a href="module-Utils.html">Utils</a></li>
        <li><a href="module-createElementChips.html">createElementChips</a></li>
      </ul>
-      <h3>Global</h3>
+      <h3>Private methods</h3>
+      <ul>
+        <li><a href="global.html#addOptionsBehaviour">#addOptionsBehaviour</a></li>
+        <li><a href="global.html#close">#close</a></li>
+        <li><a href="global.html#init">#init</a></li>
+        <li><a href="global.html#initEvent">#initEvent</a></li>
+        <li><a href="global.html#initSelected">#initSelected</a></li>
+        <li><a href="global.html#open">#open</a></li>
+        <li><a href="global.html#render">#render</a></li>
+        <li><a href="global.html#renderUrl">#renderUrl</a></li>
+        <li><a href="global.html#searchMode">#searchMode</a></li>
+      </ul>
+      <h3>Public methods</h3>
      <ul>
-        <li><a href="global.html##addOptionsBehaviour">#addOptionsBehaviour</a></li>
-        <li><a href="global.html##close">#close</a></li>
-        <li><a href="global.html##init">#init</a></li>
-        <li><a href="global.html##initEvent">#initEvent</a></li>
-        <li><a href="global.html##initSelected">#initSelected</a></li>
-        <li><a href="global.html##open">#open</a></li>
-        <li><a href="global.html##render">#render</a></li>
-        <li><a href="global.html##renderUrl">#renderUrl</a></li>
        <li><a href="global.html#addItem">addItem</a></li>
        <li><a href="global.html#buttonControl">buttonControl</a></li>
        <li><a href="global.html#deleteItem">deleteItem</a></li>
--- a/documentation/utils.js.html
+++ b/documentation/utils.js.html
@ -21,7 +21,7 @@
        <article>
          <pre class="prettyprint source linenums"><code>/**
            * Utils module
- * @module Utils;
+            * @module Utils
            */
           
           /**
@ -77,25 +77,18 @@ export function customStyles(element, styles) {
             }
           }
           
-// export function customStylesFormat(elemOption, selector) {
-//   if (elemOption) {
-//     Object.entries(elemOption).forEach(([key, value]) => {
-//       selector.style[key] = value;
-//     });
-//   }
-// }
           /**
            * Универсальный метод для стилизации селекта
            * @param {object} elemOption объект полученное из объекта styles у которого мы получаем ключ-значение стилей
            * @param {HTMLElement} selector  HTMLElement подвергающиеся кастомизации
            */
-exports.customStylesFormat = (elemOption, selector) => {
+           export function customStylesFormat(elemOption, selector) {
             if (elemOption) {
               Object.entries(elemOption).forEach(([key, value]) => {
                 selector.style[key] = value;
               });
             }
-};
+           }
           
           /**
            * Проверка содержит ли item  указанные свойства,
@ -136,6 +129,42 @@ export function getFormatItem(dataItem, index) {
           
             return item;
           }
+           
+           /**
+            * Поведение нативного(одинарного) селекта при выборе кастомного
+            * @param {NodeList} element NodeList нативного селекта
+            * @param {object} item выбранный элемент в кастомном селекте
+            */
+           export function nativOptionOrdinary(element, item) {
+             element.forEach((option) => {
+               option.removeAttribute('selected');
+               if (option.textContent === item) {
+                 option.setAttribute('selected', 'selected');
+               }
+             });
+           }
+           
+           /**
+            * Поведение нативного(Multiple) селекта при выборе в кастомном
+            * @param {NodeList} element NodeList нативного селекта
+            * @param {object} item выбранный элемент в кастомном селекте
+            * @param {boolean} condition специальный флаг при котором добавляются/убераются атрибуты у нативного селекта
+            */
+           export function nativOptionMultiple(element, item, condition) {
+             element.forEach((option) => {
+               if (condition == true) {
+                 if (option.textContent === item) {
+                   option.setAttribute('selected', 'selected');
+                 }
+               } else if (condition == false) {
+                 if (option.textContent === item) {
+                   option.removeAttribute('selected');
+                 }
+               } else {
+                 return;
+               }
+             });
+           }
 </code></pre>
        </article>
      </section>
--- a/src/cg-dropdown.js
+++ b/src/cg-dropdown.js
@ -8,6 +8,7 @@ import {
 } from './components/utils';
 import {
  createBreadcrumb,
+  createInputSearch,
  createNativSelectOption,
  createNativeSelect,
 } from './components/create-element';
@ -338,7 +339,8 @@ export class DropDown {
   * @description Рендер елементов в селекте.
   */
  #render(select) {
-    const { styles, multiselect } = this.#options;
+    const { styles, multiselect, searchMode } = this.#options;
+    const random = Math.random().toString(36).substring(2, 10);

    if (select || (select && styles)) {
      this.#initSelected(select);
@ -348,9 +350,15 @@ export class DropDown {
    }

    const ulList = document.createElement('ul');
+    const intputSearch = createInputSearch(random);
+    this.random = random;
+
    const nativSelect = createNativeSelect();

    ulList.classList.add('list');
+    if (searchMode) {
+      ulList.appendChild(intputSearch);
+    }

    if (styles) {
      const { list } = styles;
@ -510,12 +518,11 @@ export class DropDown {
   * @method #addOptionsBehaviour
   */
  #addOptionsBehaviour() {
-    const { multiselect, placeholder, selected, multiselectTag } = this.#options;
+    const { multiselect, placeholder, selected, multiselectTag, searchMode } = this.#options;

    const options = this.#element.querySelectorAll('.list__item');
    const select = this.#element.querySelector('.selected');
    const nativOption = this.#element.querySelectorAll('.nativSelect__nativOption');
-
    const ulMultipul = document.createElement('ul');

    if (multiselect) {
@ -523,6 +530,10 @@ export class DropDown {
      select.classList.add('overflow-hidden');
    }

+    if (searchMode && searchMode === true) {
+      this.#searchMode(this.random);
+    }
+
    options.forEach((option, index) => {
      option.addEventListener('click', (event) => {
        const item = this.#items[index];
@ -603,6 +614,47 @@ export class DropDown {
    });
  }

+  /**
+   * Метод который реализует поиск элементов в селекте
+   * @protected
+   * @param {string} random уникальное значение для input элемента.
+   * @method #searchMode
+   */
+  #searchMode(random) {
+    const input = this.#element.querySelector(`#searchSelect-${random}`);
+    const searchSelect = this.#element.querySelectorAll('.list__item');
+    const result = document.createElement('p');
+    const textNode = document.createTextNode('No matches...');
+
+    result.appendChild(textNode);
+    result.classList.add('displayHide');
+    input.parentElement.appendChild(result);
+
+    input.addEventListener('click', (e) => {
+      e.stopPropagation();
+    });
+
+    input.oninput = function () {
+      let val = this.value.trim();
+
+      if (val != '') {
+        searchSelect.forEach((elem) => {
+          if (elem.innerText.search(val) == -1) {
+            elem.classList.add('displayHide');
+            result.classList.remove('displayHide');
+          } else {
+            elem.classList.remove('displayHide');
+          }
+        });
+      } else {
+        searchSelect.forEach((elem) => {
+          elem.classList.remove('displayHide');
+          result.classList.add('displayHide');
+        });
+      }
+    };
+  }
+
  /**
   * Приватный метод экземпляра класса DropDown
   * @protected
--- a/src/components/create-element.js
+++ b/src/components/create-element.js
@ -93,3 +93,19 @@ export function createNativSelectOption() {
  nativOption.classList.add('nativSelect__nativOption');
  return nativOption;
 }
+
+/**
+ * Метод который создает поиск элементов в селекте
+ * @param {string} random уникальное значение для input элемента.
+ * @returns {HTMLInputElement} Возвращает сформированный input елемент.
+ */
+export function createInputSearch(random) {
+  const intputSearch = document.createElement('input');
+
+  intputSearch.type = 'text';
+  intputSearch.classList.add('inputSearch');
+  intputSearch.setAttribute('id', `searchSelect-${random}`);
+  intputSearch.setAttribute('placeholder', 'Search...');
+
+  return intputSearch;
+}
--- a/src/index.html
+++ b/src/index.html
@ -10,13 +10,13 @@
  </head>
  <body>
    <div class="container">
-      <form id="data" action="handler.php"></form>
+      <!-- <form id="data" action="handler.php"></form> -->

      <button class="cg-dropdown cg-dropdown_one"></button>
-      <input type="submit" form="data" value="Отправить" />
+      <!-- <input type="submit" form="data" value="Отправить" /> -->
      <button class="cg-dropdown cg-dropdown_three"></button>

-      <!-- <button class="cg-dropdown cg-dropdown_button" style="margin-top: 50px"></button> -->
+      <button class="cg-dropdown cg-dropdown_button" style="margin-top: 50px"></button>
    </div>
  </body>
  <script type="module" src="index.js"></script>
--- a/src/index.js
+++ b/src/index.js
@ -4,6 +4,7 @@ import { DropDown } from './cg-dropdown';
 const dropdown = new DropDown({
  selector: '.cg-dropdown_one',
  placeholder: 'Выберите авто',
+  searchMode: true,
  items: [
    'BMW',
    {
@ -19,12 +20,13 @@ const dropdown = new DropDown({
  multiselectTag: true,
 });

-dropdown.disabled(false);
+// dropdown.disabled(false);
 // ------------------------------URL--------------------
 const dropdown3 = new DropDown({
  selector: '.cg-dropdown_three',
  placeholder: 'URL',
  url: 'http://jsonplaceholder.typicode.com/users',
+  searchMode: true,
  styles: {
    head: {
      background: 'black',
@ -36,48 +38,49 @@ const dropdown3 = new DropDown({
 });

 // --------------------------------Категории--------------------------
-// const dropdown4 = new DropDown({
-//   selector: '.cg-dropdown_button',
-//   placeholder: 'Выберите регион',
-//   items: [
-//     {
-//       category: 'Russia',
-//       categoryItems: [
-//         {
-//           id: '28qwds',
-//           title: 'Москва',
-//           value: 0,
-//         },
-//         ,
-//         'Ростов-на-дону',
-//         'Саратов',
-//         'Волгоград',
-//         'Донецк',
-//       ],
-//     },
-//     {
-//       category: 'USA',
-//       categoryItems: ['Alabama', 'Texas', 'Colorado', 'Klirens', 'Los-Angeles'],
-//     },
-//     {
-//       category: 'France',
-//       categoryItems: ['Paris'],
-//     },
-//   ],
-//   styles: {
-//     head: {
-//       background: 'red',
-//     },
-//     list: {
-//       background: 'green',
-//     },
-//     chips: {
-//       background: 'blue',
-//     },
-//   },
-//   multiselect: true,
-//   multiselectTag: true,
-// });
+const dropdown4 = new DropDown({
+  selector: '.cg-dropdown_button',
+  placeholder: 'Выберите регион',
+  searchMode: true,
+  items: [
+    {
+      category: 'Russia',
+      categoryItems: [
+        {
+          id: '28qwds',
+          title: 'Москва',
+          value: 0,
+        },
+        ,
+        'Ростов-на-дону',
+        'Саратов',
+        'Волгоград',
+        'Донецк',
+      ],
+    },
+    {
+      category: 'USA',
+      categoryItems: ['Alabama', 'Texas', 'Colorado', 'Klirens', 'Los-Angeles'],
+    },
+    {
+      category: 'France',
+      categoryItems: ['Paris'],
+    },
+  ],
+  styles: {
+    head: {
+      background: 'red',
+    },
+    list: {
+      background: 'green',
+    },
+    chips: {
+      background: 'blue',
+    },
+  },
+  multiselect: true,
+  multiselectTag: true,
+});

 //----------------управление с помощью кнопок----------------------------------
 /* const buttonOpen = document.querySelector('.button__open');
--- a/src/style/main.scss
+++ b/src/style/main.scss
@ -29,7 +29,7 @@ body {

 .cg-select {
  padding: 5px;
-
+  flex-grow: 1;
  min-height: 50px;
  color: #fff;
  display: flex;
@ -105,6 +105,18 @@ body {
      background: #8282822c;
    }
  }
+
+  .inputSearch {
+    background: transparent;
+    border: none;
+    border-bottom: 1px solid white;
+    margin-top: 5px;
+    margin-bottom: 5px;
+
+    &:focus {
+      outline: none;
+    }
+  }
 }

 .multiselect-tag {
@ -210,3 +222,7 @@ input[type='checkbox'] {
 ::-webkit-scrollbar-thumb {
  background-color: #4d4d4d;
 }
+
+.displayHide {
+  display: none;
+}