both bugs fixed. it's reactive and no more conflicting cards

src/components/notification/notification.js

@@ -22,11 +22,14 @@ const Notification = {
   },
   computed: {
     userClass () {
-      return highlightClass(this.notification.action.user, this.$store)
+      return highlightClass(this.notification.action.user)
     },
     userStyle () {
-      return highlightStyle(this.notification.action.user, this.$store)
-    },
+      const highlight = this.$store.state.config.highlight
+      const user = this.notification.action.user
+      const color = highlight[user.screen_name]
+      return highlightStyle(color)
+    }
   }
 }
 

src/components/status/status.js

@@ -38,19 +38,23 @@ const Status = {
     },
     repeaterClass () {
       const user = this.statusoid.user
-      return highlightClass(user, this.$store)
+      return highlightClass(user)
     },
     userClass () {
       const user = this.retweet ? (this.statusoid.retweeted_status.user) : this.statusoid.user
-      return highlightClass(user, this.$store)
+      return highlightClass(user)
     },
     repeaterStyle () {
       const user = this.statusoid.user
-      return highlightStyle(user, this.$store)
+      const highlight = this.$store.state.config.highlight
+      const color = highlight[user.screen_name]
+      return highlightStyle(color)
     },
     userStyle () {
       const user = this.retweet ? (this.statusoid.retweeted_status.user) : this.statusoid.user
-      return highlightStyle(user, this.$store)
+      const highlight = this.$store.state.config.highlight
+      const color = highlight[user.screen_name]
+      return highlightStyle(color)
     },
     hideAttachments () {
       return (this.$store.state.config.hideAttachments && !this.inConversation) ||

src/components/user_card_content/user_card_content.js

@@ -3,16 +3,6 @@ import { hex2rgb } from '../../services/color_convert/color_convert.js'
 
 export default {
   props: [ 'user', 'switcher', 'selected', 'hideBio' ],
-  data() {
-    return {
-      userHighlightLocal: ''
-    }
-  },
-  mounted () {
-    const config = this.$store.state.config
-    config.highlight = config.highlight || {}
-    this.userHighlightLocal = config.highlight[this.user.screen_name]
-  },
   computed: {
     headingStyle () {
       const color = this.$store.state.config.colors.bg
@@ -45,29 +35,22 @@ export default {
     },
     userHighlightEnabled: {
       get () {
-        return this.userHighlightLocal
+        return this.$store.state.config.highlight[this.user.screen_name]
       },
-      set (value) {
-        const config = this.$store.state.config
-        config.highlight = config.highlight || {}
-        if (value) {
-          this.userHighlightLocal = config.highlight[this.user.screen_name] = '#FFFFFF'
+      set (enabled) {
+        if (enabled) {
+          this.$store.dispatch('setHighlight', { user: this.user.screen_name, color: '#FFFFFF' })
         } else {
-          this.userHighlightLocal = undefined
-          delete config.highlight[this.user.screen_name]
+          this.$store.dispatch('setHighlight', { user: this.user.screen_name, color: undefined })
         }
       }
     },
     userHighlightColor: {
       get () {
-        const config = this.$store.state.config
-        config.highlight = config.highlight || {}
-        return config.highlight[this.user.screen_name]
+        return this.$store.state.config.highlight[this.user.screen_name]
       },
-      set (value) {
-        const config = this.$store.state.config
-        config.highlight = config.highlight || {}
-        config.highlight[this.user.screen_name] = value
+      set (color) {
+        this.$store.dispatch('setHighlight', { user: this.user.screen_name, color })
       }
     }
   },

src/components/user_card_content/user_card_content.vue

@@ -9,9 +9,10 @@
           <i class="icon-link-ext usersettings"></i>
         </a>
         <div class="floater" v-if="switcher || isOtherUser">
-          <input type="checkbox" id="userHighlightCheck" v-model="userHighlightEnabled">
-          <label :title="$t('settings.highlight')" for="userHighlightCheck"></label>
-          <input type="color" id="userHighlightColor" v-if="userHighlightLocal" v-model="userHighlightColor"/>
+          <!-- id's need to be unique, otherwise vue confuses which user-card checkbox belongs to -->
+          <input type="color" :id="'userHighlightColor'+user.id" v-if="userHighlightEnabled" v-model="userHighlightColor"/>
+          <input type="checkbox" class="button" :id="'userHighlightCheck'+user.id" v-model="userHighlightEnabled">
+          <label :title="$t('settings.highlight')" :for="'userHighlightCheck'+user.id"></label>
         </div>
         <div class='container'>
           <router-link :to="{ name: 'user-profile', params: { id: user.id } }">

src/modules/config.js

@@ -1,4 +1,4 @@
-import { set } from 'vue'
+import { set, delete as del } from 'vue'
 import StyleSetter from '../services/style_setter/style_setter.js'
 
 const defaultState = {
@@ -10,7 +10,8 @@ const defaultState = {
   autoLoad: true,
   streaming: false,
   hoverPreview: true,
-  muteWords: []
+  muteWords: [],
+  highlight: {}
 }
 
 const config = {
@@ -18,12 +19,22 @@ const config = {
   mutations: {
     setOption (state, { name, value }) {
       set(state, name, value)
+    },
+    setHighlight (state, { user, color }) {
+      if (color) {
+        set(state.highlight, user, color)
+      } else {
+        del(state.highlight, user)
+      }
     }
   },
   actions: {
     setPageTitle ({state}, option = '') {
       document.title = `${option} ${state.name}`
     },
+    setHighlight ({ commit, dispatch }, { user, color }) {
+      commit('setHighlight', {user, color})
+    },
     setOption ({ commit, dispatch }, { name, value }) {
       commit('setOption', {name, value})
       switch (name) {

src/modules/users.js

@@ -43,10 +43,6 @@ export const mutations = {
   setUserForStatus (state, status) {
     status.user = state.usersObject[status.user.id]
   },
-  setHighlighted (state, { user: {id}, color }) {
-    const user = state.usersObject[id]
-    set(user, 'color', color)
-  },
   setColor (state, { user: {id}, highlighted }) {
     const user = state.usersObject[id]
     set(user, 'highlight', highlighted)

src/services/user_highlighter/user_highlighter.js

@@ -1,7 +1,6 @@
 import { hex2rgb } from '../color_convert/color_convert.js'
-const highlightStyle = (user, store) => {
-  const color = store.state.config.highlight[user.screen_name]
-  if (!color) return
+const highlightStyle = (color) => {
+  if (typeof color !== 'string') return
   const rgb = hex2rgb(color)
   const tintColor = `rgba(${Math.floor(rgb.r)}, ${Math.floor(rgb.g)}, ${Math.floor(rgb.b)}, .1)`
   const tintColor2 = `rgba(${Math.floor(rgb.r)}, ${Math.floor(rgb.g)}, ${Math.floor(rgb.b)}, .2)`