add user autosuggest component

src/components/user_autosuggest/user_autosuggest.js

@@ -0,0 +1,41 @@
+import { VueAutosuggest } from 'vue-autosuggest'
+import BasicUserCard from '../basic_user_card/basic_user_card.vue'
+import userSearchApi from '../../services/new_api/user_search.js'
+
+export default {
+  components: {
+    VueAutosuggest,
+    BasicUserCard
+  },
+  data () {
+    return {
+      results: [],
+      timeout: null,
+      selected: null,
+      debounceMilliseconds: 500,
+      inputProps: {
+        id: 'autosuggest__input',
+        onInputChange: this.fetchResults,
+        placeholder: 'Search...',
+        class: 'form-control'
+      },
+      suggestions: []
+    }
+  },
+  methods: {
+    fetchResults (query) {
+      clearTimeout(this.timeout)
+      this.timeout = setTimeout(() => {
+        userSearchApi.search({query, store: this.$store})
+          .then((data) => { this.suggestions = [{ data }] })
+      }, this.debounceMilliseconds)
+    },
+    clickHandler (item) {
+      return false
+    },
+    clickUserHandler () {
+      console.log('clickUserHandler')
+      return false
+    }
+  }
+}

src/components/user_autosuggest/user_autosuggest.vue

@@ -0,0 +1,93 @@
+<template>
+  <div class="user-autosuggest">
+    <VueAutosuggest
+      :suggestions="suggestions"
+      :inputProps="inputProps"
+      @click="clickHandler"
+		>
+      <template slot-scope="{suggestion}">
+        <BasicUserCard :user="suggestion.item" />
+      </template>
+    </VueAutosuggest>
+  </div>
+</template>
+
+<script src="./user_autosuggest.js"></script>
+
+<style lang="scss">
+.user-autosuggest {
+  .avatar {
+    height: 25px;
+    width: 25px;
+    border-radius: 20px;
+    margin-right: 10px;
+  }
+  #autosuggest__input {
+    outline: none;
+    position: relative;
+    display: block;
+    border: 1px solid #616161;
+    padding: 10px;
+    width: 100%;
+    box-sizing: border-box;
+    -webkit-box-sizing: border-box;
+    -moz-box-sizing: border-box;
+  }
+
+  #autosuggest__input.autosuggest__input-open {
+    border-bottom-left-radius: 0;
+    border-bottom-right-radius: 0;
+  }
+
+  .autosuggest__results-container {
+    position: relative;
+    width: 100%;
+  }
+
+  .autosuggest__results {
+    font-weight: 300;
+    margin: 0;
+    position: absolute;
+    z-index: 10000001;
+    width: 100%;
+    border: 1px solid #e0e0e0;
+    border-bottom-left-radius: 4px;
+    border-bottom-right-radius: 4px;
+    background: white;
+    padding: 0px;
+    max-height: 400px;
+    overflow-y: scroll;
+  }
+
+  .autosuggest__results ul {
+    list-style: none;
+    padding-left: 0;
+    margin: 0;
+  }
+
+  .autosuggest__results .autosuggest__results_item {
+    cursor: pointer;
+    padding: 15px;
+  }
+
+  #autosuggest ul:nth-child(1) > .autosuggest__results_title {
+    border-top: none;
+  }
+
+  .autosuggest__results .autosuggest__results_title {
+    color: gray;
+    font-size: 11px;
+    margin-left: 0;
+    padding: 15px 13px 5px;
+    border-top: 1px solid lightgray;
+  }
+
+  .autosuggest__results .autosuggest__results_item:active,
+  .autosuggest__results .autosuggest__results_item:hover,
+  .autosuggest__results .autosuggest__results_item:focus,
+  .autosuggest__results
+    .autosuggest__results_item.autosuggest__results_item-highlighted {
+    background-color: #f6f6f6;
+  }
+}
+</style>

src/components/user_settings/user_settings.js

@@ -9,6 +9,7 @@ import fileSizeFormatService from '../../services/file_size_format/file_size_for
 import BlockCard from '../block_card/block_card.vue'
 import MuteCard from '../mute_card/mute_card.vue'
 import EmojiInput from '../emoji-input/emoji-input.vue'
+import UserAutoSuggest from '../user_autosuggest/user_autosuggest.vue'
 import withSubscription from '../../hocs/with_subscription/with_subscription'
 import withList from '../../hocs/with_list/with_list'
 
@@ -73,7 +74,8 @@ const UserSettings = {
     ImageCropper,
     BlockList,
     MuteList,
-    EmojiInput
+    EmojiInput,
+    UserAutoSuggest
   },
   computed: {
     user () {

src/components/user_settings/user_settings.vue

@@ -195,6 +195,7 @@
         </div>
 
         <div :label="$t('settings.blocks_tab')">
+          <UserAutoSuggest />
           <block-list :refresh="true">
             <template slot="empty">{{$t('settings.no_blocks')}}</template>
           </block-list>