Add follow request banner on account header (#20785)

* Add requested_by to relationship maps

* Display whether an account has requested to follow you on their profile

10 files changed, 127 insertions, 4 deletions

diff --git a/app/javascript/mastodon/features/account/components/follow_request_note.js b/app/javascript/mastodon/features/account/components/follow_request_note.js
new file mode 100644
index 000000000..300ae4266
--- /dev/null
+++ b/app/javascript/mastodon/features/account/components/follow_request_note.js
@@ -0,0 +1,37 @@
+import React from 'react';
+import ImmutablePropTypes from 'react-immutable-proptypes';
+import { FormattedMessage } from 'react-intl';
+import ImmutablePureComponent from 'react-immutable-pure-component';
+import Icon from 'mastodon/components/icon';
+
+export default class FollowRequestNote extends ImmutablePureComponent {
+
+  static propTypes = {
+    account: ImmutablePropTypes.map.isRequired,
+  };
+
+  render () {
+    const { account, onAuthorize, onReject } = this.props;
+
+    return (
+      <div className='follow-request-banner'>
+        <div className='follow-request-banner__message'>
+          <FormattedMessage id='account.requested_follow' defaultMessage='{name} has requested to follow you' values={{ name: <bdi><strong dangerouslySetInnerHTML={{ __html: account.get('display_name_html') }} /></bdi> }} />
+        </div>
+
+        <div className='follow-request-banner__action'>
+          <button type='button' className='button button-tertiary button--confirmation' onClick={onAuthorize}>
+            <Icon id='check' fixedWidth />
+            <FormattedMessage id='follow_request.authorize' defaultMessage='Authorize' />
+          </button>
+
+          <button type='button' className='button button-tertiary button--destructive' onClick={onReject}>
+            <Icon id='times' fixedWidth />
+            <FormattedMessage id='follow_request.reject' defaultMessage='Reject' />
+          </button>
+        </div>
+      </div>
+    );
+  }
+
+}
diff --git a/app/javascript/mastodon/features/account/components/header.js b/app/javascript/mastodon/features/account/components/header.js
index f117412be..dddbf4dd4 100644
--- a/app/javascript/mastodon/features/account/components/header.js
+++ b/app/javascript/mastodon/features/account/components/header.js
@@ -14,6 +14,7 @@ import ShortNumber from 'mastodon/components/short_number';
 import { NavLink } from 'react-router-dom';
 import DropdownMenuContainer from 'mastodon/containers/dropdown_menu_container';
 import AccountNoteContainer from '../containers/account_note_container';
+import FollowRequestNoteContainer from '../containers/follow_request_note_container';
 import { PERMISSION_MANAGE_USERS } from 'mastodon/permissions';
 import { Helmet } from 'react-helmet';
 
@@ -311,6 +312,8 @@ class Header extends ImmutablePureComponent {
 
     return (
       <div className={classNames('account__header', { inactive: !!account.get('moved') })} onMouseEnter={this.handleMouseEnter} onMouseLeave={this.handleMouseLeave}>
+        {!(suspended || hidden || account.get('moved')) && account.getIn(['relationship', 'requested_by']) && <FollowRequestNoteContainer account={account} />}
+
         <div className='account__header__image'>
           <div className='account__header__info'>
             {!suspended && info}
diff --git a/app/javascript/mastodon/features/account/containers/follow_request_note_container.js b/app/javascript/mastodon/features/account/containers/follow_request_note_container.js
new file mode 100644
index 000000000..c33c3de59
--- /dev/null
+++ b/app/javascript/mastodon/features/account/containers/follow_request_note_container.js
@@ -0,0 +1,15 @@
+import { connect } from 'react-redux';
+import FollowRequestNote from '../components/follow_request_note';
+import { authorizeFollowRequest, rejectFollowRequest } from 'mastodon/actions/accounts';
+
+const mapDispatchToProps = (dispatch, { account }) => ({
+  onAuthorize () {
+    dispatch(authorizeFollowRequest(account.get('id')));
+  },
+
+  onReject () {
+    dispatch(rejectFollowRequest(account.get('id')));
+  },
+});
+
+export default connect(null, mapDispatchToProps)(FollowRequestNote);
diff --git a/app/javascript/mastodon/reducers/relationships.js b/app/javascript/mastodon/reducers/relationships.js
index 53949258a..850ece351 100644
--- a/app/javascript/mastodon/reducers/relationships.js
+++ b/app/javascript/mastodon/reducers/relationships.js
@@ -1,4 +1,7 @@
 import {
+  NOTIFICATIONS_UPDATE,
+} from '../actions/notifications';
+import {
   ACCOUNT_FOLLOW_SUCCESS,
   ACCOUNT_FOLLOW_REQUEST,
   ACCOUNT_FOLLOW_FAIL,
@@ -12,6 +15,8 @@ import {
   ACCOUNT_PIN_SUCCESS,
   ACCOUNT_UNPIN_SUCCESS,
   RELATIONSHIPS_FETCH_SUCCESS,
+  FOLLOW_REQUEST_AUTHORIZE_SUCCESS,
+  FOLLOW_REQUEST_REJECT_SUCCESS,
 } from '../actions/accounts';
 import {
   DOMAIN_BLOCK_SUCCESS,
@@ -44,6 +49,12 @@ const initialState = ImmutableMap();
 
 export default function relationships(state = initialState, action) {
   switch(action.type) {
+  case FOLLOW_REQUEST_AUTHORIZE_SUCCESS:
+    return state.setIn([action.id, 'followed_by'], true).setIn([action.id, 'requested_by'], false);
+  case FOLLOW_REQUEST_REJECT_SUCCESS:
+    return state.setIn([action.id, 'followed_by'], false).setIn([action.id, 'requested_by'], false);
+  case NOTIFICATIONS_UPDATE:
+    return action.notification.type === 'follow_request' ? state.setIn([action.notification.account.id, 'requested_by'], true) : state;
   case ACCOUNT_FOLLOW_REQUEST:
     return state.getIn([action.id, 'following']) ? state : state.setIn([action.id, action.locked ? 'requested' : 'following'], true);
   case ACCOUNT_FOLLOW_FAIL:
diff --git a/app/javascript/styles/mastodon/components.scss b/app/javascript/styles/mastodon/components.scss
index 15fc6aa69..6a22f6009 100644
--- a/app/javascript/styles/mastodon/components.scss
+++ b/app/javascript/styles/mastodon/components.scss
@@ -166,6 +166,30 @@
     &:disabled {
       opacity: 0.5;
     }
+
+    &.button--confirmation {
+      color: $valid-value-color;
+      border-color: $valid-value-color;
+
+      &:active,
+      &:focus,
+      &:hover {
+        background: $valid-value-color;
+        color: $primary-text-color;
+      }
+    }
+
+    &.button--destructive {
+      color: $error-value-color;
+      border-color: $error-value-color;
+
+      &:active,
+      &:focus,
+      &:hover {
+        background: $error-value-color;
+        color: $primary-text-color;
+      }
+    }
   }
 
   &.button--block {
@@ -6722,7 +6746,8 @@ noscript {
   }
 }
 
-.moved-account-banner {
+.moved-account-banner,
+.follow-request-banner {
   padding: 20px;
   background: lighten($ui-base-color, 4%);
   display: flex;
@@ -6745,6 +6770,7 @@ noscript {
     justify-content: space-between;
     align-items: center;
     gap: 15px;
+    width: 100%;
   }
 
   .detailed-status__display-name {
@@ -6752,6 +6778,10 @@ noscript {
   }
 }
 
+.follow-request-banner .button {
+  width: 100%;
+}
+
 .column-inline-form {
   padding: 15px;
   display: flex;
diff --git a/app/models/concerns/account_interactions.rb b/app/models/concerns/account_interactions.rb
index 15c49f2fe..de8bf338f 100644
--- a/app/models/concerns/account_interactions.rb
+++ b/app/models/concerns/account_interactions.rb
@@ -44,6 +44,10 @@ module AccountInteractions
       end
     end
 
+    def requested_by_map(target_account_ids, account_id)
+      follow_mapping(FollowRequest.where(account_id: target_account_ids, target_account_id: account_id), :account_id)
+    end
+
     def endorsed_map(target_account_ids, account_id)
       follow_mapping(AccountPin.where(account_id: account_id, target_account_id: target_account_ids), :target_account_id)
     end
diff --git a/app/presenters/account_relationships_presenter.rb b/app/presenters/account_relationships_presenter.rb
index d662380f6..ab8bac412 100644
--- a/app/presenters/account_relationships_presenter.rb
+++ b/app/presenters/account_relationships_presenter.rb
@@ -2,7 +2,7 @@
 
 class AccountRelationshipsPresenter
   attr_reader :following, :followed_by, :blocking, :blocked_by,
-              :muting, :requested, :domain_blocking,
+              :muting, :requested, :requested_by, :domain_blocking,
               :endorsed, :account_note
 
   def initialize(account_ids, current_account_id, **options)
@@ -15,6 +15,7 @@ class AccountRelationshipsPresenter
     @blocked_by      = cached[:blocked_by].merge(Account.blocked_by_map(@uncached_account_ids, @current_account_id))
     @muting          = cached[:muting].merge(Account.muting_map(@uncached_account_ids, @current_account_id))
     @requested       = cached[:requested].merge(Account.requested_map(@uncached_account_ids, @current_account_id))
+    @requested_by    = cached[:requested_by].merge(Account.requested_by_map(@uncached_account_ids, @current_account_id))
     @domain_blocking = cached[:domain_blocking].merge(Account.domain_blocking_map(@uncached_account_ids, @current_account_id))
     @endorsed        = cached[:endorsed].merge(Account.endorsed_map(@uncached_account_ids, @current_account_id))
     @account_note    = cached[:account_note].merge(Account.account_note_map(@uncached_account_ids, @current_account_id))
@@ -27,6 +28,7 @@ class AccountRelationshipsPresenter
     @blocked_by.merge!(options[:blocked_by_map] || {})
     @muting.merge!(options[:muting_map] || {})
     @requested.merge!(options[:requested_map] || {})
+    @requested_by.merge!(options[:requested_by_map] || {})
     @domain_blocking.merge!(options[:domain_blocking_map] || {})
     @endorsed.merge!(options[:endorsed_map] || {})
     @account_note.merge!(options[:account_note_map] || {})
@@ -44,6 +46,7 @@ class AccountRelationshipsPresenter
       blocked_by: {},
       muting: {},
       requested: {},
+      requested_by: {},
       domain_blocking: {},
       endorsed: {},
       account_note: {},
@@ -73,6 +76,7 @@ class AccountRelationshipsPresenter
         blocked_by:      { account_id => blocked_by[account_id] },
         muting:          { account_id => muting[account_id] },
         requested:       { account_id => requested[account_id] },
+        requested_by:    { account_id => requested_by[account_id] },
         domain_blocking: { account_id => domain_blocking[account_id] },
         endorsed:        { account_id => endorsed[account_id] },
         account_note:    { account_id => account_note[account_id] },
diff --git a/app/serializers/rest/relationship_serializer.rb b/app/serializers/rest/relationship_serializer.rb
index 31fc60eb2..b53387401 100644
--- a/app/serializers/rest/relationship_serializer.rb
+++ b/app/serializers/rest/relationship_serializer.rb
@@ -2,8 +2,8 @@
 
 class REST::RelationshipSerializer < ActiveModel::Serializer
   attributes :id, :following, :showing_reblogs, :notifying, :languages, :followed_by,
-             :blocking, :blocked_by, :muting, :muting_notifications, :requested,
-             :domain_blocking, :endorsed, :note
+             :blocking, :blocked_by, :muting, :muting_notifications,
+             :requested, :requested_by, :domain_blocking, :endorsed, :note
 
   def id
     object.id.to_s
@@ -54,6 +54,10 @@ class REST::RelationshipSerializer < ActiveModel::Serializer
     instance_options[:relationships].requested[object.id] ? true : false
   end
 
+  def requested_by
+    instance_options[:relationships].requested_by[object.id] ? true : false
+  end
+
   def domain_blocking
     instance_options[:relationships].domain_blocking[object.id] || false
   end
diff --git a/spec/models/account_spec.rb b/spec/models/account_spec.rb
index c9d782cee..6cd769dc8 100644
--- a/spec/models/account_spec.rb
+++ b/spec/models/account_spec.rb
@@ -658,6 +658,12 @@ RSpec.describe Account, type: :model do
     end
   end
 
+  describe '.requested_by_map' do
+    it 'returns an hash' do
+      expect(Account.requested_by_map([], 1)).to be_a Hash
+    end
+  end
+
   describe 'MENTION_RE' do
     subject { Account::MENTION_RE }
 
diff --git a/spec/presenters/account_relationships_presenter_spec.rb b/spec/presenters/account_relationships_presenter_spec.rb
index edfbbb354..8a485d2b9 100644
--- a/spec/presenters/account_relationships_presenter_spec.rb
+++ b/spec/presenters/account_relationships_presenter_spec.rb
@@ -10,6 +10,7 @@ RSpec.describe AccountRelationshipsPresenter do
       allow(Account).to receive(:blocking_map).with(account_ids, current_account_id).and_return(default_map)
       allow(Account).to receive(:muting_map).with(account_ids, current_account_id).and_return(default_map)
       allow(Account).to receive(:requested_map).with(account_ids, current_account_id).and_return(default_map)
+      allow(Account).to receive(:requested_by_map).with(account_ids, current_account_id).and_return(default_map)
       allow(Account).to receive(:domain_blocking_map).with(account_ids, current_account_id).and_return(default_map)
     end
 
@@ -71,6 +72,14 @@ RSpec.describe AccountRelationshipsPresenter do
       end
     end
 
+    context 'options[:requested_by_map] is set' do
+      let(:options) { { requested_by_map: { 6 => true } } }
+
+      it 'sets @requested merged with default_map and options[:requested_by_map]' do
+        expect(presenter.requested_by).to eq default_map.merge(options[:requested_by_map])
+      end
+    end
+
     context 'options[:domain_blocking_map] is set' do
       let(:options) { { domain_blocking_map: { 7 => true } } }