Add user transfer for individual names

Author: lmrodriguezr

app/controllers/names_controller.rb

@@ -9,6 +9,7 @@ class NamesController < ApplicationController
       edit_description edit_rank edit_notes edit_etymology edit_links edit_type
       edit_redirect autofill_etymology edit_parent
       return validate endorse claim unclaim demote temporary_editable
+      transfer_user transfer_user_commit
       new_correspondence observe unobserve
     ]
   )
@@ -24,7 +25,8 @@ class NamesController < ApplicationController
   )
   before_action(:authenticate_can_edit_type!, only: [:edit_type])
   before_action(
-    :authenticate_owner_or_curator!, only: %i[unclaim new_correspondence]
+    :authenticate_owner_or_curator!,
+    only: %i[unclaim new_correspondence transfer_user transfer_user_commit]
   )
   before_action(:authenticate_contributor!, only: %i[new create claim])
   before_action(:authenticate_admin!, only: %i[demote temporary_editable])
@@ -474,6 +476,36 @@ def unclaim
     change_status(:unclaim, 'Name successfully claimed', current_user)
   end
 
+  # GET /names/1/transfer_user
+  def transfer_user
+  end
+
+  # POST /names/1/transfer_user
+  def transfer_user_commit
+    old_user = @name.user
+    username = params.require(:name)[:user]
+    user = User.find_by_email_or_username(username)
+
+    if !user.present?
+      flash[:alert] = 'The user could not be found'
+      render :transfer_user
+    elsif @name.transfer(current_user, user)
+      add_automatic_correspondence(
+        'SeqCode Register transferred from %s to %s' % [
+          old_user&.username, user&.username
+        ]
+      )
+      flash[:notice] =
+        'Name successfully transferred to the new user'
+      redirect_to(@name)
+    else
+      flash[:alert] =
+        'The list has not been transferred due to a failed check: ' +
+        @name.status_alert
+      render :transfer_user
+    end
+  end
+
   # POST /names/1/demote
   def demote
     change_status(:demote, 'Name successfully demoted', current_user)
@@ -626,4 +658,12 @@ def change_status(fun, success_msg, *extra_opts)
         inv.record.errors.map { |e| "#{e.attribute} #{e.message}" }.to_sentence
       redirect_to(inv.record)
     end
+
+    def add_automatic_correspondence(message)
+      NameCorrespondence.new(
+        message: message, notify: '0', automatic: true,
+        user: current_user, name: @name
+      ).save
+    end
+
 end

app/views/names/_curator.html.erb

@@ -22,6 +22,17 @@
           » Remove ownership of this name and make it public
           <hr/>
         <% end %>
+
+        <%= link_to(
+              transfer_user_name_url(@name),
+              class: 'btn btn-primary btn-sm'
+            ) do %>
+          <%= fa_icon('people-arrows') %> Transfer to another user
+        <% end %>
+        &raquo; Transfer the name ownership to a different contributor and
+        notify the current owner
+        <hr/>
+
         <% unless @name.after_endorsement? || !@name.register %>
           <% id = modal('Are you sure?') do %>
             <h5>Endorse individual name</h5>

app/views/names/transfer_user.html.erb

@@ -0,0 +1,24 @@
+<% provide(:title, @name.abbr_name_raw) %>
+<%= render(partial: 'title') %>
+
+<h2>Transfer user</h2>
+<p class="lead">
+  Use this option with reserve. Consider contacting the current submitter
+  before you proceed, and make sure you give them at least one month to
+  respond before transfering the list.
+</p>
+<%= simple_form_for(
+      @name, url: transfer_user_name_url(@name),
+      method: :post) do |f| %>
+  <div>
+    The current submitter is: <%= display_link(@name.user) %>
+  </div>
+  <%= f.input(
+        :user, label: 'Username or email',
+        input_html: { value: f.object.user&.username }) %>
+  <br/>
+  <%= f.button(:submit, 'Transfer register list') %>
+  <%= link_to('Cancel', @name, class: 'btn btn-secondary') %>
+  <br/><br/>
+<% end %>
+

config/routes.rb

@@ -93,6 +93,8 @@
       post :claim
       post :unclaim
       post :demote
+      get  :transfer_user
+      post :transfer_user, action: :transfer_user_commit
       # --> Edit name relationships
       get  :edit_parent
       post :new_correspondence