[feat] followMe on fediverse component

pages/event/followMe.vue

@@ -0,0 +1,63 @@
+<template lang='pug'>
+  div
+    p(v-html="$t('event.follow_me_description', { title: settings.title, account: `@${settings.fedi_admin}@${domain}`})")
+    el-input(v-model='instance_hostname')
+      a(slot='append' :href='link' target='_blank')
+        el-button(:disabled='(!couldGo || !proceed)' plain type="primary" icon='el-icon-document') {{$t("common.follow")}}
+    p.mt-2 <img class='instance_thumb' :src="instance.thumbnail"/> {{instance.title}}
+</template>
+<script>
+import { mapState } from 'vuex'
+import { Message } from 'element-ui'
+import debounce from 'lodash/debounce'
+import url from 'url'
+
+export default {
+  
+  name: 'embedEvent',
+  data () {
+    return {
+      instance_hostname: '',
+      proceed: false,
+      instance: {},
+      get_instance_info: debounce(this.getInstanceInfo, 500)
+    }
+  },
+  methods: {
+    getInstanceInfo () {
+      const instance_url = `https://${this.instance_hostname}/api/v1/instance`
+      fetch(instance_url)
+        .then( ret => ret.json())
+        .then(ret => {
+          this.instance = ret
+          this.proceed = true
+        })
+        .catch( e => {
+          this.proceed = false
+        })
+    }
+  },
+  computed: {
+    ...mapState(['settings']),
+    domain () {
+      const URL = url.parse(this.settings.baseurl)
+      return URL.hostname
+    },
+    couldGo () {
+      // check if is mastodon
+      const instance_url = `https://${this.instance_hostname}/api/v1/instance`
+      this.get_instance_info()
+      return true
+    },
+    link () {
+      // check if exists
+      return `https://${this.instance_hostname}/authorize_interaction?uri=gancio@gancio.cisti.org`
+    }
+  }
+}
+</script>
+<style lang="less">
+.instance_thumb {
+  height: 20px;
+}
+</style>