<%
  # API
  my $api = gitprep_api;
  my $manager = app->manager;

  # Parameters
  my $op = param('op') || '';
  my $user = param('user') || '';
  my $project = param('project');
  
  # Authentication
  unless ($api->logined($user)) {
    $self->redirect_to('/');
    return;
  }
  
  # Rename project
  my $git = app->git;
  my $errors;
  if (lc $self->req->method eq 'post') {
    if ($op eq 'add') {
      my $params = $api->params;
      my $rule = [
        collaborator => [
          ['not_blank' => 'collaborator is empty.'],
          # Check user
          sub {
            my $collaborator = shift || '';
            
            if ($collaborator eq $user) {
              return {result => 0, message => "User $collaborator is yourself"};
            }
            else {
              my $row = app->dbi->model('user')->select(id => $collaborator)->one;
              
              return $row ? 1 : {result => 0, message => "User $collaborator don't exists"};
            }
          }
        ]
      ];
      my $vresult = app->vc->validate($params, $rule);
      if ($vresult->is_ok) {
        my $safe_params = $vresult->data;
        my $collaborator = $safe_params->{collaborator};
        
        # Insert
        eval {
          app->dbi->model('collaboration')->insert(
            {
              user_id => $user,
              project_name => $project,
              collaborator_id => $collaborator
            }
          );
        };
        if (my $e = $@) {
          app->log->error(url_with . ": $e");
          $errors = ['Internal Error'];
        }
        else {
          flash(message => "Collaborator $collaborator is added.");
          $self->redirect_to('current');
          return;
        }
      }
      else {
        $errors = $vresult->messages;
      }
    }
    elsif ($op eq 'remove') {
      my $collaborator = param('collaborator');
      
      # Delete
      eval {
        app->dbi->model('collaboration')->delete(
          where => {
            user_id => $user,
            project_name => $project,
            collaborator_id => $collaborator
          }
        );
      };
      if (my $e = $@) {
        app->log->error(url_with . ": $e");
        $errors = ['Internal Error'];
      }
      else {
        flash(message => "Collaborator $collaborator is removed.");
        $self->redirect_to('current');
        return;
      }
    }
  }
  
  my $collaborators = app->dbi->model('collaboration')->select(
    'collaborator_id',
    where => {user_id => $user, project_name => $project},
    append => 'order by collaborator_id'
  )->values;
%>

% layout 'common', title => 'Collaboration';
  
  %= include '/include/header';
  
  <div class="container">
    %= include '/include/errors', errors => $errors;
    %= include '/include/message', message => flash('message');
    %= include '/include/project_header';
    
    <div class="row">
      <div class="span2">
        <ul class="unstyled" style="font-size:13px;">
          <li class="border-gray" style="padding:6px;"><a href="<%= url_for("/$user/$project/settings") %>">Options</a></li>
          <li class="border-gray" style="border-top:none;padding:5px;"><b>Collaborators</b></li>
        </ul>
      </div>
      <div class="span10">
        <div style="font-size:16px;margin-top:10px;margin-bottom:10px"><b>Manage Collaborators</b></div>
        % if (@$collaborators) {
          <table class="table" style="margin-bottom:0">
            % for my $collaborator (@$collaborators) {
              <tr>
                <td>
                  <a href="<%= url_for("/$collaborator") %>"><%= $collaborator %></a>
                  <form action="<%= url_for->query(op => 'remove') %>" method="post" style="display:inline-block">
                    <%= hidden_field 'collaborator' => $collaborator %>
                    (<a href="javascript:void(0)" onclick="$(this).closest('form').submit();" style="color:red">remove</a>)
                  </form>
                </td>
              </tr>
            % }
          </table>
        % }
        <form action="<%= url_for->query(op => 'add') %>" method="post">
          <div class="well" style="padding:5px">
            <%= text_field 'collaborator', style => 'margin-bottom:0' %>
            <input type="submit" value="Add"" >
          </div>
        </form>
      </div>
    </div>
  </div>

  %= include '/include/footer';