From bd4bb90870fc3c49f19efa3f93a476b974f432d9 Mon Sep 17 00:00:00 2001
From: AkiraFukushima <h3.poteto@gmail.com>
Date: Mon, 24 Aug 2020 19:33:55 +0900
Subject: [PATCH] refs #1714 Create bookmarks timeline

---
 src/config/locales/en/translation.json        |   1 +
 .../TimelineSpace/Contents/Bookmarks.vue      | 213 ++++++++++++++++++
 .../components/TimelineSpace/HeaderMenu.vue   |   7 +-
 src/renderer/router/index.ts                  |   6 +
 src/renderer/store/TimelineSpace/Contents.ts  |   3 +
 .../store/TimelineSpace/Contents/Bookmarks.ts | 128 +++++++++++
 6 files changed, 357 insertions(+), 1 deletion(-)
 create mode 100644 src/renderer/components/TimelineSpace/Contents/Bookmarks.vue
 create mode 100644 src/renderer/store/TimelineSpace/Contents/Bookmarks.ts

diff --git a/src/config/locales/en/translation.json b/src/config/locales/en/translation.json
index 1da900c7..cd3c0ee8 100644
--- a/src/config/locales/en/translation.json
+++ b/src/config/locales/en/translation.json
@@ -65,6 +65,7 @@
     "notification": "Notification",
     "mention": "Mention",
     "favourite": "Favourite",
+    "bookmark": "Bookmark",
     "follow_requests": "Follow Requests",
     "direct_messages": "Direct Messages",
     "local": "Local timeline",
diff --git a/src/renderer/components/TimelineSpace/Contents/Bookmarks.vue b/src/renderer/components/TimelineSpace/Contents/Bookmarks.vue
new file mode 100644
index 00000000..399e4945
--- /dev/null
+++ b/src/renderer/components/TimelineSpace/Contents/Bookmarks.vue
@@ -0,0 +1,213 @@
+<template>
+  <div id="bookmarks" v-shortkey="shortcutEnabled ? { next: ['j'] } : {}" @shortkey="handleKey">
+    <div v-shortkey="{ linux: ['ctrl', 'r'], mac: ['meta', 'r'] }" @shortkey="reload()"></div>
+    <div class="bookmark" v-for="message in bookmarks" v-bind:key="message.id">
+      <toot
+        :message="message"
+        :focused="message.uri === focusedId"
+        :overlaid="modalOpened"
+        v-on:update="updateToot"
+        v-on:delete="deleteToot"
+        @focusNext="focusNext"
+        @focusPrev="focusPrev"
+        @focusRight="focusSidebar"
+        @selectToot="focusToot(message)"
+      ></toot>
+    </div>
+    <div class="loading-card" v-loading="lazyLoading" :element-loading-background="backgroundColor"></div>
+    <div :class="openSideBar ? 'upper-with-side-bar' : 'upper'" v-show="!heading">
+      <el-button type="primary" icon="el-icon-arrow-up" @click="upper" circle> </el-button>
+    </div>
+  </div>
+</template>
+
+<script>
+import { mapState, mapGetters } from 'vuex'
+import scrollTop from '@/components/utils/scroll'
+import Toot from '@/components/organisms/Toot'
+import reloadable from '~/src/renderer/components/mixins/reloadable'
+import { Event } from '~/src/renderer/components/event'
+
+export default {
+  name: 'bookmarks',
+  components: { Toot },
+  mixins: [reloadable],
+  data() {
+    return {
+      heading: true,
+      focusedId: null
+    }
+  },
+  computed: {
+    ...mapState('TimelineSpace', {
+      account: state => state.account
+    }),
+    ...mapState('App', {
+      backgroundColor: state => state.theme.background_color
+    }),
+    ...mapState('TimelineSpace/HeaderMenu', {
+      startReload: state => state.reload
+    }),
+    ...mapState('TimelineSpace/Contents/SideBar', {
+      openSideBar: state => state.openSideBar
+    }),
+    ...mapState('TimelineSpace/Contents/Bookmarks', {
+      bookmarks: state => state.bookmarks,
+      lazyLoading: state => state.lazyLoading,
+      filter: state => state.filter
+    }),
+    ...mapGetters('TimelineSpace/Modals', ['modalOpened']),
+    shortcutEnabled: function () {
+      return !this.focusedId && !this.modalOpened
+    }
+  },
+  created() {
+    this.$store.commit('TimelineSpace/Contents/changeLoading', true)
+    this.$store
+      .dispatch('TimelineSpace/Contents/Bookmarks/fetchBookmarks', this.account)
+      .catch(() => {
+        this.$message({
+          message: this.$t('message.bookmark_fetch_error'),
+          type: 'error'
+        })
+      })
+      .finally(() => {
+        this.$store.commit('TimelineSpace/Contents/changeLoading', false)
+      })
+  },
+  mounted() {
+    document.getElementById('scrollable').addEventListener('scroll', this.onScroll)
+    Event.$on('focus-timeline', () => {
+      // If focusedId does not change, we have to refresh focusedId because Toot component watch change events.
+      const previousFocusedId = this.focusedId
+      this.focusedId = 0
+      this.$nextTick(function () {
+        this.focusedId = previousFocusedId
+      })
+    })
+  },
+  beforeDestroy() {
+    Event.$off('focus-timeline')
+  },
+  destroyed() {
+    this.$store.commit('TimelineSpace/Contents/Bookmarks/updateBookmarks', [])
+    if (document.getElementById('scrollable') !== undefined && document.getElementById('scrollable') !== null) {
+      document.getElementById('scrollable').removeEventListener('scroll', this.onScroll)
+      document.getElementById('scrollable').scrollTop = 0
+    }
+  },
+  watch: {
+    startReload: function (newState, oldState) {
+      if (!oldState && newState) {
+        this.reload().finally(() => {
+          this.$store.commit('TimelineSpace/HeaderMenu/changeReload', false)
+        })
+      }
+    },
+    focusedId: function (newState, _oldState) {
+      if (newState && this.heading) {
+        this.heading = false
+      } else if (newState === null && !this.heading) {
+        this.heading = true
+      }
+    }
+  },
+  methods: {
+    updateToot(message) {
+      this.$store.commit('TimelineSpace/Contents/Bookmarks/updateToot', message)
+    },
+    deleteToot(message) {
+      this.$store.commit('TimelineSpace/Contents/Bookmarks/deleteToot', message)
+    },
+    onScroll(event) {
+      if (
+        event.target.clientHeight + event.target.scrollTop >= document.getElementById('bookmarks').clientHeight - 10 &&
+        !this.lazyloading
+      ) {
+        this.$store.dispatch('TimelineSpace/Contents/Bookmarks/lazyFetchBookmarks', this.bookmarks[this.bookmarks.length - 1]).catch(() => {
+          this.$message({
+            message: this.$t('message.bookmark_fetch_error'),
+            type: 'error'
+          })
+        })
+      }
+      // for upper
+      if (event.target.scrollTop > 10 && this.heading) {
+        this.heading = false
+      } else if (event.target.scrollTop <= 10 && !this.heading) {
+        this.heading = true
+      }
+    },
+    async reload() {
+      this.$store.commit('TimelineSpace/changeLoading', true)
+      try {
+        const account = await this.reloadable()
+        await this.$store.dispatch('TimelineSpace/Contents/Bookmarks/fetchBookmarks', account).catch(() => {
+          this.$message({
+            message: this.$t('message.bookmark_fetch_error'),
+            type: 'error'
+          })
+        })
+      } finally {
+        this.$store.commit('TimelineSpace/changeLoading', false)
+      }
+    },
+    upper() {
+      scrollTop(document.getElementById('scrollable'), 0)
+      this.focusedId = null
+    },
+    focusNext() {
+      const currentIndex = this.bookmarks.findIndex(toot => this.focusedId === toot.uri)
+      if (currentIndex === -1) {
+        this.focusedId = this.bookmarks[0].uri
+      } else if (currentIndex < this.bookmarks.length) {
+        this.focusedId = this.bookmarks[currentIndex + 1].uri
+      }
+    },
+    focusPrev() {
+      const currentIndex = this.bookmarks.findIndex(toot => this.focusedId === toot.uri)
+      if (currentIndex === 0) {
+        this.focusedId = null
+      } else if (currentIndex > 0) {
+        this.focusedId = this.bookmarks[currentIndex - 1].uri
+      }
+    },
+    focusToot(message) {
+      this.focusedId = message.id
+    },
+    focusSidebar() {
+      Event.$emit('focus-sidebar')
+    },
+    handleKey(event) {
+      switch (event.srcKey) {
+        case 'next':
+          this.focusedId = this.bookmarks[0].uri
+          break
+      }
+    }
+  }
+}
+</script>
+
+<style lang="scss" scoped>
+.loading-card {
+  height: 60px;
+}
+
+.loading-card:empty {
+  height: 0;
+}
+
+.upper {
+  position: fixed;
+  bottom: 20px;
+  right: 20px;
+}
+
+.upper-with-side-bar {
+  position: fixed;
+  bottom: 20px;
+  right: calc(20px + var(--current-sidebar-width));
+  transition: all 0.5s;
+}
+</style>
diff --git a/src/renderer/components/TimelineSpace/HeaderMenu.vue b/src/renderer/components/TimelineSpace/HeaderMenu.vue
index 71c4e266..9b39f08e 100644
--- a/src/renderer/components/TimelineSpace/HeaderMenu.vue
+++ b/src/renderer/components/TimelineSpace/HeaderMenu.vue
@@ -74,7 +74,7 @@ export default {
     this.$store.dispatch('TimelineSpace/HeaderMenu/setupLoading')
   },
   watch: {
-    $route: function() {
+    $route: function () {
       this.channelName()
       this.loadFilter()
     }
@@ -94,6 +94,9 @@ export default {
         case 'favourites':
           this.$store.commit('TimelineSpace/HeaderMenu/updateTitle', this.$t('header_menu.favourite'))
           break
+        case 'bookmarks':
+          this.$store.commit('TimelineSpace/HeaderMenu/updateTitle', this.$t('header_menu.bookmark'))
+          break
         case 'mentions':
           this.$store.commit('TimelineSpace/HeaderMenu/updateTitle', this.$t('header_menu.mention'))
           break
@@ -142,6 +145,7 @@ export default {
         case 'notifications':
         case 'mentions':
         case 'favourites':
+        case 'bookmarks':
         case 'local':
         case 'public':
         case 'tag':
@@ -159,6 +163,7 @@ export default {
         case 'notifications':
         case 'mentions':
         case 'favourites':
+        case 'bookmarks':
         case 'local':
         case 'public':
         case 'tag':
diff --git a/src/renderer/router/index.ts b/src/renderer/router/index.ts
index 0a278c72..0b15b505 100644
--- a/src/renderer/router/index.ts
+++ b/src/renderer/router/index.ts
@@ -30,6 +30,7 @@ import TimelineSpaceContentsListsIndex from '@/components/TimelineSpace/Contents
 import TimelineSpaceContentsListsEdit from '@/components/TimelineSpace/Contents/Lists/Edit.vue'
 import TimelineSpaceContentsListsShow from '@/components/TimelineSpace/Contents/Lists/Show.vue'
 import TimelineSpaceContentsFollowRequests from '@/components/TimelineSpace/Contents/FollowRequests.vue'
+import TimelineSpaceContentsBookmarks from '@/components/TimelineSpace/Contents/Bookmarks.vue'
 
 Vue.use(Router)
 
@@ -132,6 +133,11 @@ const router = new Router({
               name: 'favourites',
               component: TimelineSpaceContentsFavourites
             },
+            {
+              path: 'bookmarks',
+              name: 'bookmarks',
+              component: TimelineSpaceContentsBookmarks
+            },
             {
               path: 'local',
               name: 'local',
diff --git a/src/renderer/store/TimelineSpace/Contents.ts b/src/renderer/store/TimelineSpace/Contents.ts
index 3d44456d..e461051e 100644
--- a/src/renderer/store/TimelineSpace/Contents.ts
+++ b/src/renderer/store/TimelineSpace/Contents.ts
@@ -2,6 +2,7 @@ import SideBar, { SideBarModuleState } from './Contents/SideBar'
 import Home, { HomeState } from './Contents/Home'
 import Notifications, { NotificationsState } from './Contents/Notifications'
 import Favourites, { FavouritesState } from './Contents/Favourites'
+import Bookmarks, { BookmarksState } from './Contents/Bookmarks'
 import Local, { LocalState } from './Contents/Local'
 import Public, { PublicState } from './Contents/Public'
 import Search, { SearchModuleState } from './Contents/Search'
@@ -24,6 +25,7 @@ type ContentsModule = {
   Mentions: MentionsState
   DirectMessages: DirectMessagesState
   Favourites: FavouritesState
+  Bookmarks: BookmarksState
   Local: LocalState
   Public: PublicState
   Search: SearchModuleState
@@ -61,6 +63,7 @@ const Contents: Module<ContentsState, RootState> = {
     Home,
     Notifications,
     Favourites,
+    Bookmarks,
     Local,
     DirectMessages,
     Mentions,
diff --git a/src/renderer/store/TimelineSpace/Contents/Bookmarks.ts b/src/renderer/store/TimelineSpace/Contents/Bookmarks.ts
new file mode 100644
index 00000000..f16edc4f
--- /dev/null
+++ b/src/renderer/store/TimelineSpace/Contents/Bookmarks.ts
@@ -0,0 +1,128 @@
+import generator, { Entity } from 'megalodon'
+import parse from 'parse-link-header'
+import { Module, MutationTree, ActionTree } from 'vuex'
+import { RootState } from '@/store'
+import { LocalAccount } from '~/src/types/localAccount'
+
+export type BookmarksState = {
+  bookmarks: Array<Entity.Status>
+  lazyLoading: boolean
+  maxId: string | null
+}
+
+const state = (): BookmarksState => ({
+  bookmarks: [],
+  lazyLoading: false,
+  maxId: null
+})
+
+export const MUTATION_TYPES = {
+  UPDATE_BOOKMARKS: 'updateBookmarks',
+  INSERT_BOOKMARKS: 'insertBookmarks',
+  UPDATE_TOOT: 'updateToot',
+  DELETE_TOOT: 'deleteToot',
+  CHANGE_LAZY_LOADING: 'changeLazyLoading',
+  CHANGE_MAX_ID: 'changeMaxId'
+}
+
+const mutations: MutationTree<BookmarksState> = {
+  [MUTATION_TYPES.UPDATE_BOOKMARKS]: (state, bookmarks: Array<Entity.Status>) => {
+    state.bookmarks = bookmarks
+  },
+  [MUTATION_TYPES.INSERT_BOOKMARKS]: (state, bookmarks: Array<Entity.Status>) => {
+    state.bookmarks = state.bookmarks.concat(bookmarks)
+  },
+  [MUTATION_TYPES.UPDATE_TOOT]: (state, message: Entity.Status) => {
+    state.bookmarks = state.bookmarks.map(toot => {
+      if (toot.id === message.id) {
+        return message
+      } else if (toot.reblog !== null && toot.reblog.id === message.id) {
+        // When user reblog/favourite a reblogged toot, target message is a original toot.
+        // So, a message which is received now is original toot.
+        const reblog = {
+          reblog: message
+        }
+        return Object.assign(toot, reblog)
+      } else {
+        return toot
+      }
+    })
+  },
+  [MUTATION_TYPES.DELETE_TOOT]: (state, message: Entity.Status) => {
+    state.bookmarks = state.bookmarks.filter(toot => {
+      if (toot.reblog !== null && toot.reblog.id === message.id) {
+        return false
+      } else {
+        return toot.id !== message.id
+      }
+    })
+  },
+  [MUTATION_TYPES.CHANGE_LAZY_LOADING]: (state, value: boolean) => {
+    state.lazyLoading = value
+  },
+  [MUTATION_TYPES.CHANGE_MAX_ID]: (state, id: string | null) => {
+    state.maxId = id
+  }
+}
+
+const actions: ActionTree<BookmarksState, RootState> = {
+  fetchBookmarks: async ({ commit, rootState }, account: LocalAccount): Promise<Array<Entity.Status>> => {
+    const client = generator(rootState.TimelineSpace.sns, account.baseURL, account.accessToken, rootState.App.userAgent)
+    const res = await client.getBookmarks({ limit: 40 })
+    commit(MUTATION_TYPES.UPDATE_BOOKMARKS, res.data)
+    // Parse link header
+    try {
+      const link = parse(res.headers.link)
+      if (link !== null) {
+        commit(MUTATION_TYPES.CHANGE_MAX_ID, link.next.max_id)
+      } else {
+        commit(MUTATION_TYPES.CHANGE_MAX_ID, null)
+      }
+    } catch (err) {
+      commit(MUTATION_TYPES.CHANGE_MAX_ID, null)
+      console.error(err)
+    }
+    return res.data
+  },
+  laxyFetchBookmarks: async ({ state, commit, rootState }): Promise<Array<Entity.Status> | null> => {
+    if (state.lazyLoading) {
+      return Promise.resolve(null)
+    }
+    if (!state.maxId) {
+      return Promise.resolve(null)
+    }
+    commit(MUTATION_TYPES.CHANGE_LAZY_LOADING, true)
+    const client = generator(
+      rootState.TimelineSpace.sns,
+      rootState.TimelineSpace.account.baseURL,
+      rootState.TimelineSpace.account.accessToken,
+      rootState.App.userAgent
+    )
+    const res = await client.getFavourites({ max_id: state.maxId, limit: 40 }).finally(() => {
+      commit(MUTATION_TYPES.CHANGE_LAZY_LOADING, false)
+    })
+    commit(MUTATION_TYPES.INSERT_BOOKMARKS, res.data)
+    // Parse link header
+    try {
+      const link = parse(res.headers.link)
+      if (link !== null) {
+        commit(MUTATION_TYPES.CHANGE_MAX_ID, link.next.max_id)
+      } else {
+        commit(MUTATION_TYPES.CHANGE_MAX_ID, null)
+      }
+    } catch (err) {
+      commit(MUTATION_TYPES.CHANGE_MAX_ID, null)
+      console.error(err)
+    }
+    return res.data
+  }
+}
+
+const Bookmark: Module<BookmarksState, RootState> = {
+  namespaced: true,
+  state: state,
+  mutations: mutations,
+  actions: actions
+}
+
+export default Bookmark