From b4084e44929a4a3b6df63dcc3be99f979b81e021 Mon Sep 17 00:00:00 2001
From: Sergei Pozdeev <red00009@outlook.com>
Date: Mon, 30 Sep 2024 19:18:56 -0400
Subject: [PATCH] 6.8. Renewal of the Century (Part 1)

---
 src/presenter/main-presenter.js  |   3 -
 src/presenter/point-presenter.js |   3 +
 src/view/event-editor-view.js    | 123 +++++++++++++++++++++++--------
 3 files changed, 97 insertions(+), 32 deletions(-)

diff --git a/src/presenter/main-presenter.js b/src/presenter/main-presenter.js
index 38daf38..b21062d 100644
--- a/src/presenter/main-presenter.js
+++ b/src/presenter/main-presenter.js
@@ -57,9 +57,6 @@ export default class MainPresenter {
     this.#renderContainer();
     this.#sortPoints(this.#defaultSortType);
     this.#renderPoints();
-    // render(this.#sortComponent, this.contentContainer);
-    // render(this.#listComponent, this.contentContainer);
-    // this.#renderPoints(points, offers, destinations);
   };
 
   #renderSortTypes = () => {
diff --git a/src/presenter/point-presenter.js b/src/presenter/point-presenter.js
index c39dfed..73a6af2 100644
--- a/src/presenter/point-presenter.js
+++ b/src/presenter/point-presenter.js
@@ -72,6 +72,7 @@ export default class PointPresenter {
 
   resetView() {
     if (this.#mode !== Mode.DEFAULT) {
+      this.#eventEditorComponent.reset(this.#point);
       this.#replaceFormToPoint();
     }
   }
@@ -92,6 +93,7 @@ export default class PointPresenter {
   #escKeyDownHandler = (event) => {
     if (event.key === 'Escape') {
       event.preventDefault();
+      this.#eventEditorComponent.reset(this.#point);
       this.#replaceFormToPoint();
     }
   };
@@ -101,6 +103,7 @@ export default class PointPresenter {
   };
 
   #handleCloseClick = () => {
+    this.#eventEditorComponent.reset(this.#point);
     this.#replaceFormToPoint();
   };
 
diff --git a/src/view/event-editor-view.js b/src/view/event-editor-view.js
index c269789..35ad2c5 100644
--- a/src/view/event-editor-view.js
+++ b/src/view/event-editor-view.js
@@ -1,18 +1,26 @@
-import AbstractView from '../framework/view/abstract-view.js';
+import AbstractStatefulView from '../framework/view/abstract-stateful-view';
 import { convertDate, getCapitalized } from '../util/utils.js';
 import { DATE_TIME_FORMAT, EVENT_TYPES } from '../constants.js';
 
-const createEventTypeItemTemplate = (type) => `
+const createEventTypeItemTemplate = (type, pointId) => `
   ${EVENT_TYPES.map((eventType) => (`
     <div class="event__type-item">
-      <input id="event-type-${eventType}-1" class="event__type-input  visually-hidden" type="radio" name="event-type" value="${eventType}" ${eventType === type ? 'checked' : ''}>
-      <label class="event__type-label  event__type-label--${eventType}" for="event-type-${eventType}-1">${getCapitalized(eventType)}</label>
+      <input
+        id="event-type-${eventType}-${pointId}"
+        class="event__type-input  visually-hidden"
+        type="radio"
+        name="event-type"
+        value="${eventType}"
+        ${eventType === type ? 'checked' : ''}>
+      <label
+        class="event__type-label  event__type-label--${eventType}"
+        for="event-type-${eventType}-${pointId}">${getCapitalized(eventType)}</label>
     </div>`
   )).join('')}`;
 
 const createEventDestinationListTemplate = (destinations) => destinations.map((destination) => `<option value="${destination.name}"></option>`).join('');
 
-const createEventAvailableOffersTemplate = (defaultOffers, selectedOffers) => {
+const createEventAvailableOffersTemplate = (defaultOffers, selectedOffers, pointId) => {
   const convertOfferTitle = (title) => title.toLowerCase().split(' ')[-1];
 
   if (defaultOffers.length === 0) {
@@ -26,7 +34,12 @@ const createEventAvailableOffersTemplate = (defaultOffers, selectedOffers) => {
     <div class="event__available-offers">
       ${defaultOffers.map((defaultOffer) => (`
       <div class="event__offer-selector">
-        <input class="event__offer-checkbox  visually-hidden" id="event-offer-${convertOfferTitle(defaultOffer.title)}-1" type="checkbox" name="event-offer-${convertOfferTitle(defaultOffer.title)}" ${selectedOffers.map((selectedOffer) => selectedOffer.id).includes(defaultOffer.id) ? 'checked' : ''}>
+        <input
+          class="event__offer-checkbox  visually-hidden"
+          id="event-offer-${convertOfferTitle(defaultOffer.title)}-${pointId}"
+          type="checkbox"
+          name="event-offer-${convertOfferTitle(defaultOffer.title)}"
+          ${selectedOffers.map((selectedOffer) => selectedOffer.id).includes(defaultOffer.id) ? 'checked' : ''}>
         <label class="event__offer-label" for="event-offer-${convertOfferTitle(defaultOffer.title)}-1">
           <span class="event__offer-title">${defaultOffer.title}</span>
           &plus;&euro;&nbsp;
@@ -55,14 +68,14 @@ const createEventSectionDestinationTemplate = (description, pictures) => {
   </section>`;
 };
 
-const createEventDetailsTemplate = (defaultOffers, selectedOffers, description, pictures) => {
+const createEventDetailsTemplate = (defaultOffers, selectedOffers, description, pictures, pointId) => {
   if (defaultOffers.length === 0 && !description) {
     return '';
   }
 
   return `
     <section class="event__details">
-      ${createEventAvailableOffersTemplate(defaultOffers, selectedOffers)}
+      ${createEventAvailableOffersTemplate(defaultOffers, selectedOffers, pointId)}
       ${createEventSectionDestinationTemplate(description, pictures)}
     </section>`;
 };
@@ -74,6 +87,7 @@ const createEventEditorTemplate = (point, offers, destinations)=> {
 
   const { basePrice, dateFrom, dateTo, type } = point;
   const { description, name, pictures } = eventDestination || {};
+  const pointId = point.id || 0;
 
   const startTime = convertDate(dateFrom, DATE_TIME_FORMAT.DATE_AND_TIME);
   const endTime = convertDate(dateTo, DATE_TIME_FORMAT.DATE_AND_TIME);
@@ -83,61 +97,66 @@ const createEventEditorTemplate = (point, offers, destinations)=> {
       <form class="event event--edit" action="#" method="post">
         <header class="event__header">
           <div class="event__type-wrapper">
-            <label class="event__type  event__type-btn" for="event-type-toggle-1">
+            <label class="event__type  event__type-btn" for="event-type-toggle-${pointId}">
               <span class="visually-hidden">Choose event type</span>
               <img class="event__type-icon" width="17" height="17" src="img/icons/${type}.png" alt="Event ${type} icon">
             </label>
-            <input class="event__type-toggle  visually-hidden" id="event-type-toggle-1" type="checkbox">
+            <input class="event__type-toggle  visually-hidden" id="event-type-toggle-${pointId}" type="checkbox">
 
             <div class="event__type-list">
               <fieldset class="event__type-group">
                 <legend class="visually-hidden">Event type</legend>
 
-                ${createEventTypeItemTemplate(type)}
+                ${createEventTypeItemTemplate(type, pointId)}
 
               </fieldset>
             </div>
           </div>
 
           <div class="event__field-group  event__field-group--destination">
-            <label class="event__label  event__type-output" for="event-destination-1">
+            <label class="event__label  event__type-output" for="event-destination-${pointId}">
               ${getCapitalized(type)}
             </label>
-            <input class="event__input  event__input--destination" id="event-destination-1" type="text" name="event-destination" value="${name || ''}" list="destination-list-1">
-            <datalist id="destination-list-1">
+            <input
+              class="event__input  event__input--destination"
+              id="event-destination-${pointId}"
+              type="text"
+              name="event-destination"
+              value="${name || ''}"
+              list="destination-list-${pointId}">
+            <datalist id="destination-list-${pointId}">
               ${createEventDestinationListTemplate(destinations)}
             </datalist>
           </div>
 
           <div class="event__field-group  event__field-group--time">
-            <label class="visually-hidden" for="event-start-time-1">From</label>
-            <input class="event__input  event__input--time" id="event-start-time-1" type="text" name="event-start-time" value="${startTime}">
+            <label class="visually-hidden" for="event-start-time-${pointId}">From</label>
+            <input class="event__input  event__input--time" id="event-start-time-${pointId}" type="text" name="event-start-time" value="${startTime}">
             &mdash;
-            <label class="visually-hidden" for="event-end-time-1">To</label>
-            <input class="event__input  event__input--time" id="event-end-time-1" type="text" name="event-end-time" value="${endTime}">
+            <label class="visually-hidden" for="event-end-time-${pointId}">To</label>
+            <input class="event__input  event__input--time" id="event-end-time-${pointId}" type="text" name="event-end-time" value="${endTime}">
           </div>
 
           <div class="event__field-group  event__field-group--price">
-            <label class="event__label" for="event-price-1">
+            <label class="event__label" for="event-price-${pointId}">
               <span class="visually-hidden">Price</span>
               &euro;
             </label>
-            <input class="event__input  event__input--price" id="event-price-1" type="text" name="event-price" value="${basePrice}">
+            <input class="event__input  event__input--price" id="event-price-${pointId}" type="text" name="event-price" value="${basePrice}">
           </div>
 
           <button class="event__save-btn  btn  btn--blue" type="submit">Save</button>
-          <button class="event__reset-btn" type="reset">Delete</button>
+          <button class="event__reset-btn" type="reset">${point.id ? 'Delete' : 'Cancel'}</button>
           <button class="event__rollup-btn" type="button">
             <span class="visually-hidden">Open event</span>
           </button>
         </header>
-        ${createEventDetailsTemplate(defaultOffers, selectedOffers, description, pictures)}
+        ${createEventDetailsTemplate(defaultOffers, selectedOffers, description, pictures, pointId)}
       </form>
     </li>`;
 };
 
-export default class EventEditorView extends AbstractView {
-  #point = [];
+export default class EventEditorView extends AbstractStatefulView {
   #destinations = [];
   #offers = [];
 
@@ -146,24 +165,70 @@ export default class EventEditorView extends AbstractView {
 
   constructor({ point, offers, destinations, onEditClick, onFormSubmit }) {
     super();
-    this.#point = point;
+    this._setState(EventEditorView.parsePointToState(point));
     this.#offers = offers;
     this.#destinations = destinations;
     this.#handleEditClick = onEditClick;
     this.#handleFormSubmit = onFormSubmit;
 
-    this.element.querySelector('form').addEventListener('submit', this.#formSubmitHandler);
-    this.element.querySelector('.event__rollup-btn').addEventListener('click', this.#editClickHandler);
+    this._restoreHandlers();
   }
 
   get template() {
-    return createEventEditorTemplate(this.#point, this.#offers, this.#destinations);
+    return createEventEditorTemplate(this._state, this.#offers, this.#destinations);
+  }
+
+  static parsePointToState(point) {
+    return {...point};
+  }
+
+  static parseStateToPoint(state) {
+    return {...state};
+  }
+
+  reset(point) {
+    this.updateElement(EventEditorView.parseStateToPoint(point));
+  }
+
+  _restoreHandlers() {
+    this.element.querySelector('.event__rollup-btn').addEventListener('click', this.#editClickHandler);
+    this.element.querySelector('form').addEventListener('submit', this.#formSubmitHandler);
+    this.element.querySelector('.event__type-group').addEventListener('change', this.#changeTypeHandler);
+    this.element.querySelector('.event__input--destination').addEventListener('change', this.#changeDestinationHandler);
+    this.element.querySelector('.event__available-offers')?.addEventListener('change', this.#changeAvailableOffersHandler);
+    this.element.querySelector('.event__field-group--price').addEventListener('input', this.#changePriceHandler);
   }
 
   #formSubmitHandler = (event) => {
     event.preventDefault();
-    this.#handleFormSubmit(this.#point);
+    this.#handleFormSubmit(EventEditorView.parseStateToPoint(this._state));
   };
 
   #editClickHandler = () => this.#handleEditClick();
+
+  #changeTypeHandler = (event) => {
+    this.updateElement({
+      type: event.target.value
+    });
+  };
+
+  #changeDestinationHandler = (event) => {
+    this.updateElement({
+      destination: this.#destinations.find((destination) => destination.name === event.target.value).id
+    });
+  };
+
+  #changeAvailableOffersHandler = () => {
+    const selectedOffers = this.element.querySelectorAll('.event__offer-checkbox:checked');
+
+    this._setState({
+      offers: Array.from(selectedOffers).map((item) => item.dataset.offerId)
+    });
+  };
+
+  #changePriceHandler = (event) => {
+    this._setState({
+      basePrice: parseInt(event.target.value, 10)
+    });
+  };
 }