From bfe2dd7eac47b9b19c004f8d195cab3fdfccc857 Mon Sep 17 00:00:00 2001
From: Eduard Kuzmenko <thanwords24@gmail.com>
Date: Fri, 9 Jul 2021 21:47:20 +0300
Subject: [PATCH] Added avatar arrows

---
 .../sidebarRight/tabs/sharedMedia.ts          | 37 +++++++++++--
 src/scss/partials/_profile.scss               | 55 +++++++++++++++++++
 2 files changed, 88 insertions(+), 4 deletions(-)

diff --git a/src/components/sidebarRight/tabs/sharedMedia.ts b/src/components/sidebarRight/tabs/sharedMedia.ts
index cbf97dc8..96b19ed2 100644
--- a/src/components/sidebarRight/tabs/sharedMedia.ts
+++ b/src/components/sidebarRight/tabs/sharedMedia.ts
@@ -178,6 +178,8 @@ class PeerProfileAvatars {
   public avatars: HTMLElement;
   public gradient: HTMLElement;
   public info: HTMLElement;
+  public arrowPrevious: HTMLElement;
+  public arrowNext: HTMLElement;
   private tabs: HTMLDivElement;
   private listLoader: ListLoader<string | Message.messageService>;
   private peerId: number;
@@ -198,7 +200,21 @@ class PeerProfileAvatars {
     this.tabs = document.createElement('div');
     this.tabs.classList.add(PeerProfileAvatars.BASE_CLASS + '-tabs');
 
-    this.container.append(this.avatars, this.gradient, this.info, this.tabs);
+    this.arrowPrevious = document.createElement('div');
+    this.arrowPrevious.classList.add(PeerProfileAvatars.BASE_CLASS + '-arrow');
+
+    /* const previousIcon = document.createElement('i');
+    previousIcon.classList.add(PeerProfileAvatars.BASE_CLASS + '-arrow-icon', 'tgico-previous');
+    this.arrowBack.append(previousIcon); */
+    
+    this.arrowNext = document.createElement('div');
+    this.arrowNext.classList.add(PeerProfileAvatars.BASE_CLASS + '-arrow', PeerProfileAvatars.BASE_CLASS + '-arrow-next');
+
+    /* const nextIcon = document.createElement('i');
+    nextIcon.classList.add(PeerProfileAvatars.BASE_CLASS + '-arrow-icon', 'tgico-next');
+    this.arrowNext.append(nextIcon); */
+
+    this.container.append(this.avatars, this.gradient, this.info, this.tabs, this.arrowPrevious, this.arrowNext);
 
     const checkScrollTop = () => {
       if(this.scrollable.scrollTop !== 0) {
@@ -258,7 +274,18 @@ class PeerProfileAvatars {
   
         // this.avatars.classList.remove('no-transition');
         // fastRaf(() => {
-          this.listLoader.go(toRight ? 1 : -1);
+          this.avatars.classList.add('no-transition');
+          void this.avatars.offsetLeft; // reflow
+
+          let distance: number;
+          if(this.listLoader.index === 0 && !toRight) distance = this.listLoader.count - 1;
+          else if(this.listLoader.index === (this.listLoader.count - 1) && toRight) distance = -(this.listLoader.count - 1);
+          else distance = toRight ? 1 : -1;
+          this.listLoader.go(distance);
+
+          fastRaf(() => {
+            this.avatars.classList.remove('no-transition');
+          });
         // });
       }
     });
@@ -288,7 +315,7 @@ class PeerProfileAvatars {
           cancelNextClick();
           cancelEvent(e);
           return false;
-        } else if(this.tabs.classList.contains('hide') || freeze) {
+        } else if(this.container.classList.contains('is-single') || freeze) {
           return false;
         }
 
@@ -305,6 +332,7 @@ class PeerProfileAvatars {
         
         this.avatars.style.transform = PeerProfileAvatars.TRANSLATE_TEMPLATE.replace('{x}', x + 'px');
 
+        this.container.classList.add('is-swiping');
         this.avatars.classList.add('no-transition');
         void this.avatars.offsetLeft; // reflow
       },
@@ -317,6 +345,7 @@ class PeerProfileAvatars {
         this.avatars.classList.remove('no-transition');
         fastRaf(() => {
           this.listLoader.go(addIndex);
+          this.container.classList.remove('is-swiping');
         });
       }
     });
@@ -410,7 +439,7 @@ class PeerProfileAvatars {
       tab.classList.add('active');
     }
 
-    this.tabs.classList.toggle('hide', this.tabs.childElementCount <= 1);
+    this.container.classList.toggle('is-single', this.tabs.childElementCount <= 1);
   }
 
   public processItem = (photoId: string | Message.messageService) => {
diff --git a/src/scss/partials/_profile.scss b/src/scss/partials/_profile.scss
index 16e42645..7471444b 100644
--- a/src/scss/partials/_profile.scss
+++ b/src/scss/partials/_profile.scss
@@ -21,6 +21,24 @@
         height: 100%;
         width: 
       } */
+      @include hover() {
+        .profile-avatars-arrow {
+          opacity: .2;
+        }
+      }
+
+      &.is-single {
+        .profile-avatars-arrow, 
+        .profile-avatars-tabs {
+          display: none;
+        }
+      }
+
+      &.is-swiping {
+        .profile-avatars-arrow {
+          opacity: 0 !important;
+        }
+      }
     }
     
     &-avatars {
@@ -127,6 +145,43 @@
         opacity: .6;
       }
     }
+
+    &-arrow {
+      position: absolute;
+      top: 0;
+      left: 0;
+      bottom: 0;
+      width: calc(100% / 3);
+      opacity: 0;
+      background-image: url(assets/img/avatarprevious.svg);
+      background-position: 1.125rem 50%;
+      background-repeat: no-repeat;
+      background-size: 1.25rem;
+      
+      @include animation-level(2) {
+        transition: opacity .2s ease-in-out;
+      }
+
+      .profile-avatars-container:not(.is-swiping) & {
+        @include hover() {
+          opacity: 1 !important;
+        }
+      }
+
+      /* &-icon {
+        position: absolute;
+        top: 50%;
+        left: 50%;
+        transform: translate(-50%, -50%);
+      } */
+
+      &-next {
+        left: auto;
+        right: 0;
+        background-image: url(assets/img/avatarnext.svg);
+        background-position: calc(100% - 1.125rem) 50%;
+      }
+    }
   }
 
   &-content {