From 17735943d5cdde1eb852d36f1c3bb699d23f7eb6 Mon Sep 17 00:00:00 2001
From: shpuld <shp@cock.li>
Date: Mon, 14 Jan 2019 19:23:13 +0200
Subject: [PATCH] Add media viewer module and media module component, modify
 attachment behavior

---
 src/App.js                                 |  2 +
 src/App.vue                                |  1 +
 src/components/attachment/attachment.js    | 19 ++++++--
 src/components/attachment/attachment.vue   | 47 ++++++++++++--------
 src/components/media_modal/media_modal.js  | 51 ++++++++++++++++++++++
 src/components/media_modal/media_modal.vue | 40 +++++++++++++++++
 src/components/status/status.js            | 10 ++++-
 src/components/status/status.vue           |  9 +++-
 src/main.js                                |  4 +-
 src/modules/media_viewer.js                | 40 +++++++++++++++++
 10 files changed, 197 insertions(+), 26 deletions(-)
 create mode 100644 src/components/media_modal/media_modal.js
 create mode 100644 src/components/media_modal/media_modal.vue
 create mode 100644 src/modules/media_viewer.js

diff --git a/src/App.js b/src/App.js
index 85df941691..83a61d3926 100644
--- a/src/App.js
+++ b/src/App.js
@@ -6,6 +6,7 @@ import InstanceSpecificPanel from './components/instance_specific_panel/instance
 import FeaturesPanel from './components/features_panel/features_panel.vue'
 import WhoToFollowPanel from './components/who_to_follow_panel/who_to_follow_panel.vue'
 import ChatPanel from './components/chat_panel/chat_panel.vue'
+import MediaModal from './components/media_modal/media_modal.vue'
 import SideDrawer from './components/side_drawer/side_drawer.vue'
 import { unseenNotificationsFromStore } from './services/notification_utils/notification_utils'
 
@@ -20,6 +21,7 @@ export default {
     FeaturesPanel,
     WhoToFollowPanel,
     ChatPanel,
+    MediaModal,
     SideDrawer
   },
   data: () => ({
diff --git a/src/App.vue b/src/App.vue
index feadb009bc..833608ea59 100644
--- a/src/App.vue
+++ b/src/App.vue
@@ -41,6 +41,7 @@
           <router-view></router-view>
         </transition>
       </div>
+      <media-modal></media-modal>
     </div>
     <chat-panel :floating="true" v-if="currentUser && chat" class="floating-chat mobile-hidden"></chat-panel>
   </div>
diff --git a/src/components/attachment/attachment.js b/src/components/attachment/attachment.js
index 97c4f283f4..5e672ef284 100644
--- a/src/components/attachment/attachment.js
+++ b/src/components/attachment/attachment.js
@@ -7,7 +7,8 @@ const Attachment = {
     'attachment',
     'nsfw',
     'statusId',
-    'size'
+    'size',
+    'setMedia'
   ],
   data () {
     return {
@@ -17,13 +18,17 @@ const Attachment = {
       loopVideo: this.$store.state.config.loopVideo,
       showHidden: false,
       loading: false,
-      img: fileTypeService.fileType(this.attachment.mimetype) === 'image' && document.createElement('img')
+      img: fileTypeService.fileType(this.attachment.mimetype) === 'image' && document.createElement('img'),
+      modalOpen: false
     }
   },
   components: {
     StillImage
   },
   computed: {
+    usePlaceHolder () {
+      return this.size === 'hide' || this.type === 'unknown'
+    },
     type () {
       return fileTypeService.fileType(this.attachment.mimetype)
     },
@@ -37,7 +42,7 @@ const Attachment = {
       return this.size === 'small'
     },
     fullwidth () {
-      return fileTypeService.fileType(this.attachment.mimetype) === 'html'
+      return this.type === 'html' || this.type === 'audio'
     }
   },
   methods: {
@@ -62,6 +67,14 @@ const Attachment = {
         this.showHidden = !this.showHidden
       }
     },
+    toggleModal (event) {
+      if (this.type !== 'image' && this.type !== 'video') {
+        return
+      }
+      event.preventDefault()
+      this.setMedia()
+      this.$store.dispatch('setCurrent', this.attachment)
+    },
     onVideoDataLoad (e) {
       if (typeof e.srcElement.webkitAudioDecodedByteCount !== 'undefined') {
         // non-zero if video has audio track
diff --git a/src/components/attachment/attachment.vue b/src/components/attachment/attachment.vue
index 5eaa0d1dfe..1c6b84df3a 100644
--- a/src/components/attachment/attachment.vue
+++ b/src/components/attachment/attachment.vue
@@ -1,19 +1,29 @@
 <template>
-  <div v-if="size==='hide'">
+  <div v-if="usePlaceHolder" @click="toggleModal">
     <a class="placeholder" v-if="type !== 'html'" target="_blank" :href="attachment.url">[{{nsfw ? "NSFW/" : ""}}{{type.toUpperCase()}}]</a>
   </div>
-  <div v-else class="attachment" :class="{[type]: true, loading, 'small-attachment': isSmall, 'fullwidth': fullwidth, 'nsfw-placeholder': hidden}" v-show="!isEmpty">
+  <div
+    v-else class="attachment"
+    :class="{[type]: true, loading, 'small-attachment': isSmall, 'fullwidth': fullwidth, 'nsfw-placeholder': hidden}"
+    v-show="!isEmpty"
+    @click="toggleModal"
+  >
     <a class="image-attachment" v-if="hidden" @click.prevent="toggleHidden()">
       <img :key="nsfwImage" :src="nsfwImage"/>
     </a>
     <div class="hider" v-if="nsfw && hideNsfwLocal && !hidden">
       <a href="#" @click.prevent="toggleHidden()">Hide</a>
     </div>
-    <a v-if="type === 'image' && (!hidden || preloadImage)" class="image-attachment" :class="{'hidden': hidden && preloadImage}" :href="attachment.url" target="_blank" :title="attachment.description">
+    <a v-if="type === 'image' && (!hidden || preloadImage)"
+      class="image-attachment"
+      :class="{'hidden': hidden && preloadImage}"
+      :href="attachment.url" target="_blank"
+      :title="attachment.description"
+    >
       <StillImage :class="{'small': isSmall}" referrerpolicy="no-referrer" :mimetype="attachment.mimetype" :src="attachment.large_thumb_url || attachment.url"/>
     </a>
 
-    <video :class="{'small': isSmall}" v-if="type === 'video' && !hidden" @loadeddata="onVideoDataLoad" :src="attachment.url" controls :loop="loopVideo" playsinline></video>
+    <video :class="{'small': isSmall}" v-if="type === 'video' && !hidden" :src="attachment.url"></video>
 
     <audio v-if="type === 'audio'" :src="attachment.url" controls></audio>
 
@@ -40,12 +50,13 @@
 
   .attachment.media-upload-container {
     flex: 0 0 auto;
-    max-height: 300px;
+    max-height: 160px;
     max-width: 100%;
   }
 
   .placeholder {
-    margin-right: 0.5em;
+    margin-right: 8px;
+    margin-bottom: 4px;
   }
 
   .nsfw-placeholder {
@@ -57,16 +68,12 @@
   }
 
   .small-attachment {
-    &.image, &.video {
-      max-width: 35%;
-    }
     max-height: 100px;
   }
 
   .attachment {
     position: relative;
-    flex: 1 0 30%;
-    margin: 0.5em 0.7em 0.6em 0.0em;
+    margin: 0.5em 0.5em 0em 0em;
     align-self: flex-start;
     line-height: 0;
 
@@ -86,6 +93,10 @@
     line-height: 0;
   }
 
+  .video {
+    object-fit: cover;
+  }
+
   &.html {
     flex-basis: 90%;
     width: 100%;
@@ -107,10 +118,10 @@
   .small {
     max-height: 100px;
   }
+
   video {
-    max-height: 500px;
+    max-height: 160px;
     height: 100%;
-    width: 100%;
     z-index: 0;
   }
 
@@ -120,7 +131,7 @@
 
   img.media-upload {
     line-height: 0;
-    max-height: 300px;
+    max-height: 160px;
     max-width: 100%;
   }
 
@@ -165,21 +176,19 @@
     }
 
     .still-image {
-      width: 100%;
       height: 100%;
     }
 
     .small {
       img {
-        max-height: 100px;
+        max-height: 80px;
       }
     }
 
     img {
-      object-fit: contain;
-      width: 100%;
+      object-fit: cover;
       height: 100%; /* If this isn't here, chrome will stretch the images */
-      max-height: 500px;
+      height: 160px;
       image-orientation: from-image;
     }
   }
diff --git a/src/components/media_modal/media_modal.js b/src/components/media_modal/media_modal.js
new file mode 100644
index 0000000000..9160151545
--- /dev/null
+++ b/src/components/media_modal/media_modal.js
@@ -0,0 +1,51 @@
+import StillImage from '../still-image/still-image.vue'
+import fileTypeService from '../../services/file_type/file_type.service.js'
+
+const MediaModal = {
+  data () {
+    return {
+      loopVideo: this.$store.state.config.loopVideo
+    }
+  },
+  components: {
+    StillImage
+  },
+  computed: {
+    showing () {
+      return this.$store.state.mediaViewer.activated
+    },
+    currentIndex () {
+      return this.$store.state.mediaViewer.currentIndex
+    },
+    currentMedia () {
+      return this.$store.state.mediaViewer.media[this.currentIndex]
+    },
+    type () {
+      return this.currentMedia ? fileTypeService.fileType(this.currentMedia.mimetype) : null
+    }
+  },
+  methods: {
+    hide () {
+      this.$store.dispatch('closeMediaViewer')
+    },
+    onVideoDataLoad (e) {
+      if (typeof e.srcElement.webkitAudioDecodedByteCount !== 'undefined') {
+        // non-zero if video has audio track
+        if (e.srcElement.webkitAudioDecodedByteCount > 0) {
+          this.loopVideo = this.loopVideo && !this.$store.state.config.loopVideoSilentOnly
+        }
+      } else if (typeof e.srcElement.mozHasAudio !== 'undefined') {
+        // true if video has audio track
+        if (e.srcElement.mozHasAudio) {
+          this.loopVideo = this.loopVideo && !this.$store.state.config.loopVideoSilentOnly
+        }
+      } else if (typeof e.srcElement.audioTracks !== 'undefined') {
+        if (e.srcElement.audioTracks.length > 0) {
+          this.loopVideo = this.loopVideo && !this.$store.state.config.loopVideoSilentOnly
+        }
+      }
+    }
+  }
+}
+
+export default MediaModal
diff --git a/src/components/media_modal/media_modal.vue b/src/components/media_modal/media_modal.vue
new file mode 100644
index 0000000000..6e291ac576
--- /dev/null
+++ b/src/components/media_modal/media_modal.vue
@@ -0,0 +1,40 @@
+<template>
+  <div class="modal-view" v-if="showing" @click.prevent="hide">
+    <img class="modal-image" v-if="type === 'image'" :src="currentMedia.url"></img>
+    <video
+      class="modal-image"
+      v-if="type === 'video'"
+      :src="currentMedia.url"
+      @click.stop=""
+      controls autoplay
+      :loop="loopVideo"
+      @loadeddata="onVideoDataLoad">
+    </video>
+  </div>
+</template>
+
+<script src="./media_modal.js"></script>
+
+<style lang="scss">
+@import '../../_variables.scss';
+
+.modal-view {
+  z-index: 1005;
+  position: fixed;
+  width: 100vw;
+  height: 100vh;
+  top: 0;
+  left: 0;
+  display: flex;
+  justify-content: center;
+  align-items: center;
+  background-color: rgba(0, 0, 0, 0.5);
+  cursor: pointer;
+}
+
+.modal-image {
+  max-width: 90%;
+  max-height: 90%;
+  box-shadow: 0px 5px 15px 0 rgba(0, 0, 0, 0.5);
+}
+</style>
diff --git a/src/components/status/status.js b/src/components/status/status.js
index 73d53694e6..8058e1bb39 100644
--- a/src/components/status/status.js
+++ b/src/components/status/status.js
@@ -35,7 +35,8 @@ const Status = {
       expandingSubject: typeof this.$store.state.config.collapseMessageWithSubject === 'undefined'
         ? !this.$store.state.instance.collapseMessageWithSubject
         : !this.$store.state.config.collapseMessageWithSubject,
-      betterShadow: this.$store.state.interface.browserSupport.cssFilter
+      betterShadow: this.$store.state.interface.browserSupport.cssFilter,
+      maxAttachments: 9
     }
   },
   computed: {
@@ -201,7 +202,8 @@ const Status = {
     },
     attachmentSize () {
       if ((this.$store.state.config.hideAttachments && !this.inConversation) ||
-        (this.$store.state.config.hideAttachmentsInConv && this.inConversation)) {
+        (this.$store.state.config.hideAttachmentsInConv && this.inConversation) ||
+        (this.status.attachments.length > this.maxAttachments)) {
         return 'hide'
       } else if (this.compact) {
         return 'small'
@@ -291,6 +293,10 @@ const Status = {
     },
     userProfileLink (id, name) {
       return generateProfileLink(id, name, this.$store.state.instance.restrictedNicknames)
+    },
+    setMedia () {
+      const attachments = this.status.attachments
+      return () => this.$store.dispatch('setMedia', attachments)
     }
   },
   watch: {
diff --git a/src/components/status/status.vue b/src/components/status/status.vue
index af7568013c..f88b5afbdd 100644
--- a/src/components/status/status.vue
+++ b/src/components/status/status.vue
@@ -94,7 +94,14 @@
           </div>
 
           <div v-if='status.attachments && !hideSubjectStatus' class='attachments media-body'>
-            <attachment :size="attachmentSize" :status-id="status.id" :nsfw="nsfwClickthrough" :attachment="attachment" v-for="attachment in status.attachments" :key="attachment.id">
+            <attachment
+              :size="attachmentSize"
+              :status-id="status.id"
+              :nsfw="nsfwClickthrough"
+              :attachment="attachment"
+              :set-media="setMedia()"
+              v-for="attachment in status.attachments"
+              :key="attachment.id">
             </attachment>
           </div>
 
diff --git a/src/main.js b/src/main.js
index f87ef9dac3..adeb055043 100644
--- a/src/main.js
+++ b/src/main.js
@@ -10,6 +10,7 @@ import apiModule from './modules/api.js'
 import configModule from './modules/config.js'
 import chatModule from './modules/chat.js'
 import oauthModule from './modules/oauth.js'
+import mediaViewerModule from './modules/media_viewer.js'
 
 import VueTimeago from 'vue-timeago'
 import VueI18n from 'vue-i18n'
@@ -62,7 +63,8 @@ createPersistedState(persistedStateOptions).then((persistedState) => {
       api: apiModule,
       config: configModule,
       chat: chatModule,
-      oauth: oauthModule
+      oauth: oauthModule,
+      mediaViewer: mediaViewerModule
     },
     plugins: [persistedState, pushNotifications],
     strict: false // Socket modifies itself, let's ignore this for now.
diff --git a/src/modules/media_viewer.js b/src/modules/media_viewer.js
new file mode 100644
index 0000000000..27714bae14
--- /dev/null
+++ b/src/modules/media_viewer.js
@@ -0,0 +1,40 @@
+import fileTypeService from '../services/file_type/file_type.service.js'
+
+const mediaViewer = {
+  state: {
+    media: [],
+    currentIndex: 0,
+    activated: false
+  },
+  mutations: {
+    setMedia (state, media) {
+      state.media = media
+    },
+    setCurrent (state, index) {
+      state.activated = true
+      state.currentIndex = index
+    },
+    close (state) {
+      state.activated = false
+    }
+  },
+  actions: {
+    setMedia ({ commit }, attachments) {
+      const media = attachments.filter(attachment => {
+        const type = fileTypeService.fileType(attachment.mimetype)
+        return type === 'image' || type === 'video'
+      })
+      commit('setMedia', media)
+    },
+    setCurrent ({ commit, state }, current) {
+      const index = state.media.indexOf(current)
+      console.log(index, current)
+      commit('setCurrent', index || 0)
+    },
+    closeMediaViewer ({ commit }) {
+      commit('close')
+    }
+  }
+}
+
+export default mediaViewer