Add functional in user section

app/controllers/groups_controller.rb

@@ -53,9 +53,18 @@ class GroupsController < ApplicationController
 
     if @project
       @team_member = @project.users_projects.new
+    else
+      @team_member = UsersProject.new
     end
   end
 
+  def team_members
+    @group.projects.each do |p|
+      p.add_users_ids_to_team(params[:user_ids], params[:project_access])
+    end
+    redirect_to people_group_path(@group), notice: 'Users was successfully added.'
+  end
+
   protected
 
   def group

app/views/groups/_new_group_member.html.haml

@@ -0,0 +1,18 @@
+= form_for @team_member, as: :team_member, url: team_members_group_path(@group, @team_member) do |f|
+  %fieldset
+    %legend= "New Team member(s) for projects in #{@group.name}"
+
+    %h6 1. Choose people you want in the team
+    .clearfix
+      = f.label :user_ids, "People"
+      .input= select_tag(:user_ids, options_from_collection_for_select(User.active, :id, :name), {data: {placeholder: "Select users"}, class: "chosen xxlarge", multiple: true})
+
+    %h6 2. Set access level for them
+    .clearfix
+      = f.label :project_access, "Project Access"
+      .input= select_tag :project_access, options_for_select(Project.access_options, @team_member.project_access), class: "project-access-select chosen"
+
+    .form-actions
+      = hidden_field_tag :redirect_to, people_group_path(@group)
+      = f.submit 'Add', class: "btn save-btn"
+

app/views/groups/people.html.haml

@@ -17,4 +17,4 @@
             %span.cgray= user.email
             - if @group.owner == user
               %span.btn.btn-small.disabled.right Group Owner
-
+    = render "new_group_member"