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module API
class GroupMembers < Grape::API
before { authenticate! }
resource :groups do
# Get a list of group members viewable by the authenticated user.
#
# Example Request:
# GET /groups/:id/members
get ":id/members" do
group = find_group(params[:id])
users = group.users
present users, with: Entities::GroupMember, group: group
end
# Add a user to the list of group members
#
# Parameters:
# id (required) - group id
# user_id (required) - the users id
# access_level (required) - Project access level
# Example Request:
# POST /groups/:id/members
post ":id/members" do
group = find_group(params[:id])
authorize! :admin_group, group
required_attributes! [:user_id, :access_level]
unless validate_access_level?(params[:access_level])
render_api_error!("Wrong access level", 422)
end
if group.group_members.find_by(user_id: params[:user_id])
render_api_error!("Already exists", 409)
end
group.add_users([params[:user_id]], params[:access_level], current_user)
member = group.group_members.find_by(user_id: params[:user_id])
present member.user, with: Entities::GroupMember, group: group
end
# Update group member
#
# Parameters:
# id (required) - The ID of a group
# user_id (required) - The ID of a group member
# access_level (required) - Project access level
# Example Request:
# PUT /groups/:id/members/:user_id
put ':id/members/:user_id' do
group = find_group(params[:id])
authorize! :admin_group, group
required_attributes! [:access_level]
group_member = group.group_members.find_by(user_id: params[:user_id])
not_found!('User can not be found') if group_member.nil?
if group_member.update_attributes(access_level: params[:access_level])
@member = group_member.user
present @member, with: Entities::GroupMember, group: group
else
handle_member_errors group_member.errors
end
end
# Remove member.
#
# Parameters:
# id (required) - group id
# user_id (required) - the users id
#
# Example Request:
# DELETE /groups/:id/members/:user_id
delete ":id/members/:user_id" do
group = find_group(params[:id])
authorize! :admin_group, group
member = group.group_members.find_by(user_id: params[:user_id])
if member.nil?
render_api_error!("404 Not Found - user_id:#{params[:user_id]} not a member of group #{group.name}", 404)
else
member.destroy
end
end
end
end
end
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