/*
 Licensed to the Apache Software Foundation (ASF) under one or more
 contributor license agreements.  See the NOTICE file distributed with
 this work for additional information regarding copyright ownership.
 The ASF licenses this file to You under the Apache License, Version 2.0
 (the "License"); you may not use this file except in compliance with
 the License.  You may obtain a copy of the License at

     http://www.apache.org/licenses/LICENSE-2.0

 Unless required by applicable law or agreed to in writing, software
 distributed under the License is distributed on an "AS IS" BASIS,
 WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 See the License for the specific language governing permissions and
 limitations under the License.
*/

var current_core = null;
var cookie_schema_browser_autoload = 'schema-browser_autoload';

var luke_array_to_struct = function( array )
{
  var struct = {
    keys : [],
    values : []
  };
  for( var i = 0; i < array.length; i += 2 )
  {
    struct.keys.push( array[i] );
    struct.values.push( array[i+1] );
  }
  return struct;
}

var luke_array_to_hash = function( array )
{
  var hash = {};
  for( var i = 0; i < array.length; i += 2 )
  {
    hash[ array[i] ] = array[i+1];
  }
  return hash;
}

var load_terminfo = function( trigger_element, core_basepath, field, data_element, terminfo_element )
{
  var luke_url = core_basepath + '/admin/luke?wt=json&fl=' + field;
  var topterms_count_element = $( '.topterms-holder .head input', terminfo_element );

  var term_load_count = parseInt( topterms_count_element.val(), 10 );
  if( term_load_count )
  {
    luke_url += '&numTerms=' + term_load_count;
  }

  $.ajax
  (
    {
      url : luke_url,
      dataType : 'json',
      context : terminfo_element,
      beforeSend : function( xhr, settings )
      {
        $( 'span', trigger_element )
          .addClass( 'loader' );
      },
      success : function( response, text_status, xhr )
      {
        var additional_styles = [];
        var field_data = response.fields[field];

        if( !field_data || !( field_data.topTerms && field_data.histogram ) )
        {
          terminfo_element
            .addClass( 'disabled' );

          return false;
        }

        var get_width = function get_width()
        {
          return $( this ).width();
        }

        var topterms_holder_element = $( '.topterms-holder', data_element );
        var histogram_holder_element = $( '.histogram-holder', data_element );

        if( !field_data.topTerms )
        {
          topterms_holder_element
            .hide();
        }
        else
        {
          topterms_holder_element
            .show();

          var topterms_table_element = $( 'ul', topterms_holder_element );

          var topterms = field_data.topTerms;
          var topterms_count = topterms.length;
                    
          var topterms_content = '';
          var topterms_frq_last = null;

          for( var i = 0; i < topterms_count; i += 2 )
          {
            if( topterms_frq_last !== topterms[i+1] )
            {
              if( topterms_frq_last )
              {
                topterms_content += '</ul></li>' + "\n";
              }

              topterms_frq_last = topterms[i+1];
              topterms_content += '<li class="clearfix">'
                               +  '<p><span>' + app.format_number( topterms_frq_last ) + '</span></p>' + "\n"
                               +  '<ul>' + "\n";
            }

            var target = '#/' + current_core + '/query?q=' + field.esc() + ':' + encodeURIComponent( '"' + topterms[i] + '"' );
            topterms_content += '<li><a href="' + target + '">' + topterms[i].esc() + '</a></li>' + "\n";
          }

          topterms_content += '</li>';

          topterms_count = topterms_count / 2;

          $( 'input', trigger_element )
            .val( topterms_count );

          topterms_table_element
            .html( topterms_content );

          var max_width = 10 + Math.max.apply( Math, $( 'p', topterms_table_element ).map( get_width ).get() );
          additional_styles.push
          (
            topterms_table_element.selector + ' p { width: ' + max_width + 'px !important; }' + "\n" +
            topterms_table_element.selector + ' ul { margin-left: ' + ( max_width + 5 ) + 'px !important; }'
          );

          topterms_count_element
            .val( topterms_count );

          $( 'p.head .max', topterms_holder_element )
            .html( field_data.distinct );

          $( 'p.head #query_link', topterms_holder_element )
            .attr( 'href', '#/' + current_core + '/query?q=' + field.esc() + ':[* TO *]' );

          $( 'ul li:even', topterms_table_element )
            .addClass( 'odd' );
        }

        if( !field_data.histogram )
        {
          histogram_holder_element
            .hide();
        }
        else
        {
          histogram_holder_element
            .show();

          var histogram_values = luke_array_to_hash( field_data.histogram );
          var histogram_entries = [];
          
          var histogram_max = null;
          for( var key in histogram_values )
          {
            histogram_max = Math.max( histogram_max, histogram_values[key] );
          }

          for( var key in histogram_values )
          {
            histogram_entries.push
            (
              '<li>' + "\n" +
              '  <dl class="clearfix" style="width: ' +  ( ( histogram_values[key] / histogram_max ) * 100 ) + '%;">' + "\n" +
              '    <dt><span>' + app.format_number( key ) + '</span></dt>' + "\n" +
              '    <dd><span>' + app.format_number( histogram_values[key] ) + '</span></dd>' + "\n" +
              '  </dl>' + "\n" +
              '</li>'
            );
          }

          $( 'ul', histogram_holder_element )
            .html( histogram_entries.join( "\n" ) );

          $( 'ul li:even', histogram_holder_element )
            .addClass( 'odd' );

          var max_width = 10 + Math.max.apply( Math, $( 'dt', histogram_holder_element ).map( get_width ).get() );
          additional_styles.push
          (
            histogram_holder_element.selector + ' ul { margin-left: ' + max_width + 'px !important; }' + "\n" +
            histogram_holder_element.selector + ' li dt { left: ' + ( max_width * -1 ) + 'px !important; width: ' + max_width + 'px !important; }'
          );
        }

        if( additional_styles )
        {
          terminfo_element
            .prepend( '<style type="text/css">' + additional_styles.join( "\n" ) + '</style>' );
        }
      },
      error : function( xhr, text_status, error_thrown)
      {
        terminfo_element
          .addClass( 'disabled' );
      },
      complete : function( xhr, text_status )
      {
        $( 'span', trigger_element )
          .removeClass( 'loader' );
      }
    }
  );
}

sammy.bind
(
  'schema_browser_navi',
  function( event, params )
  {
    var related_navigation_element = $( '#related dl#f-df-t', params.schema_browser_element );
    var related_navigation_meta = $( '#related dl.ukf-dsf', params.schema_browser_element );
    var related_select_element = $( '#related select', params.schema_browser_element )
    var type = 'index';

    var sammy_basepath = app.core_menu.find( '.active a' ).attr( 'href' );
        
    if( !related_navigation_meta.hasClass( 'done' ) )
    {
      if( app.schema_browser_data.unique_key_field )
      {
        $( '.unique-key-field', related_navigation_meta )
          .show()
          .after
          (
            '<dd class="unique-key-field"><a href="' + sammy_basepath + '?field=' +
            app.schema_browser_data.unique_key_field + '">' +
            app.schema_browser_data.unique_key_field + '</a></dd>'
          );
      }

      if( app.schema_browser_data.default_search_field )
      {
        $( '.default-search-field', related_navigation_meta )
          .show()
          .after
          (
            '<dd class="default-search-field"><a href="' + sammy_basepath + '?field=' +
            app.schema_browser_data.default_search_field + '">' +
            app.schema_browser_data.default_search_field + '</a></dd>'
          );
      }

      related_navigation_meta
        .addClass( 'done' );
    }

    if( params.route_params )
    {
      var type = params.route_params.type;
      var value = params.route_params.value;

      var navigation_data = {
        'fields' : [],
        'copyfield_source' : [],
        'copyfield_dest' : [],
        'dynamic_fields' : [],
        'types' : []
      }

      $( 'option[value="' + params.route_params.path + '"]', related_select_element )
        .attr( 'selected', 'selected' );

      related_select_element
        .trigger( 'liszt:updated' );

      if( 'field' === type )
      {
        navigation_data.fields.push( value );

        if( app.schema_browser_data.relations.f_t[value] )
        {
          navigation_data.types.push( app.schema_browser_data.relations.f_t[value] );
        }

        if( app.schema_browser_data.relations.f_df[value] )
        {
          navigation_data.dynamic_fields.push( app.schema_browser_data.relations.f_df[value] );
        }

        if( app.schema_browser_data.fields[value].copySources && 0 !== app.schema_browser_data.fields[value].copySources.length )
        {
          navigation_data.copyfield_source = app.schema_browser_data.fields[value].copySources;
        }

        if( app.schema_browser_data.fields[value].copyDests && 0 !== app.schema_browser_data.fields[value].copyDests.length )
        {
          navigation_data.copyfield_dest = app.schema_browser_data.fields[value].copyDests;
        }
      }
      else if( 'dynamic-field' === type )
      {
        navigation_data.dynamic_fields.push( value );
        navigation_data.types.push( app.schema_browser_data.relations.df_t[value] );

        if( app.schema_browser_data.relations.df_f[value] )
        {
          navigation_data.fields = app.schema_browser_data.relations.df_f[value];
        }
      }
      else if( 'type' === type )
      {
        navigation_data.types.push( value );
                
        if( app.schema_browser_data.relations.t_f[value] )
        {
          navigation_data.fields = app.schema_browser_data.relations.t_f[value];
        }
                
        if( app.schema_browser_data.relations.t_df[value] )
        {
          navigation_data.dynamic_fields = app.schema_browser_data.relations.t_df[value];
        }
      }

      var navigation_content = '';

      if( 0 !== navigation_data.fields.length )
      {
        navigation_data.fields.sort();
        navigation_content += '<dt class="field">Field</dt>' + "\n";
        for( var i in navigation_data.fields )
        {
          var href = sammy_basepath + '?field=' + navigation_data.fields[i];
          navigation_content += '<dd class="field"><a href="' + href + '">' + navigation_data.fields[i] + '</a></dd>' + "\n";
        }
      }

      if( 0 !== navigation_data.copyfield_source.length )
      {
        navigation_data.copyfield_source.sort();
        navigation_content += '<dt class="copyfield">Copied from</dt>' + "\n";
        for( var i in navigation_data.copyfield_source )
        {
          var href = sammy_basepath + '?field=' + navigation_data.copyfield_source[i];
          navigation_content += '<dd class="copyfield"><a href="' + href + '">' + navigation_data.copyfield_source[i] + '</a></dd>' + "\n";
        }
      }

      if( 0 !== navigation_data.copyfield_dest.length )
      {
        navigation_data.copyfield_dest.sort();
        navigation_content += '<dt class="copyfield">Copied to</dt>' + "\n";
        for( var i in navigation_data.copyfield_dest )
        {
          var href = sammy_basepath + '?field=' + navigation_data.copyfield_dest[i];
          navigation_content += '<dd class="copyfield"><a href="' + href + '">' + navigation_data.copyfield_dest[i] + '</a></dd>' + "\n";
        }
      }

      if( 0 !== navigation_data.dynamic_fields.length )
      {
        navigation_data.dynamic_fields.sort();
        navigation_content += '<dt class="dynamic-field">Dynamic Field</dt>' + "\n";
        for( var i in navigation_data.dynamic_fields )
        {
          var href = sammy_basepath + '?dynamic-field=' + navigation_data.dynamic_fields[i];
          navigation_content += '<dd class="dynamic-field"><a href="' + href + '">' + navigation_data.dynamic_fields[i] + '</a></dd>' + "\n";
        }
      }

      if( 0 !== navigation_data.types.length )
      {
        navigation_data.types.sort();
        navigation_content += '<dt class="type">Type</dt>' + "\n";
        for( var i in navigation_data.types )
        {
          var href = sammy_basepath + '?type=' + navigation_data.types[i];
          navigation_content += '<dd class="type"><a href="' + href + '">' + navigation_data.types[i] + '</a></dd>' + "\n";
        }
      }

      related_navigation_element
        .show()
        .attr( 'class', type )
        .html( navigation_content );
    }
    else
    {
      related_navigation_element
        .hide();
            
      $( 'option:selected', related_select_element )
        .removeAttr( 'selected' );
    }

    if( 'field' === type && value === app.schema_browser_data.unique_key_field )
    {
      $( '.unique-key-field', related_navigation_meta )
        .addClass( 'active' );
    }
    else
    {
      $( '.unique-key-field', related_navigation_meta )
        .removeClass( 'active' );
    }

    if( 'field' === type && value === app.schema_browser_data.default_search_field )
    {
      $( '.default-search-field', related_navigation_meta )
        .addClass( 'active' );
    }
    else
    {
      $( '.default-search-field', related_navigation_meta )
        .removeClass( 'active' );
    }

    if( params.callback )
    {
      params.callback( app.schema_browser_data, $( '#data', params.schema_browser_element ) );
    }
  }
);

sammy.bind
(
  'schema_browser_load',
  function( event, params )
  {
    var core_basepath = params.active_core.attr( 'data-basepath' );
    var content_element = $( '#content' );

    if( app.schema_browser_data )
    {
      params.schema_browser_element = $( '#schema-browser', content_element );

      sammy.trigger
      (
        'schema_browser_navi',
        params
      );
    }
    else
    {
      content_element
        .html( '<div id="schema-browser"><div class="loader">Loading ...</div></div>' );
            
      $.ajax
      (
        {
          url : core_basepath + '/admin/luke?numTerms=0&wt=json',
          dataType : 'json',
          beforeSend : function( xhr, settings )
          {
          },
          success : function( response, text_status, xhr )
          {
            app.schema_browser_data = {
            default_search_field : null,
            unique_key_field : null,
            key : {},
            fields : {},
            dynamic_fields : {},
            types : {},
            relations : {
              f_df : {},
              f_t  : {},
              df_f : {},
              df_t : {},
              t_f  : {},
              t_df : {}
            }
            };

            app.schema_browser_data.fields = response.fields;
            app.schema_browser_data.key = response.info.key;

            $.ajax
            (
            {
              url : core_basepath + '/admin/luke?show=schema&wt=json',
              dataType : 'json',
              beforeSend : function( xhr, settings )
              {
              },
              success : function( response, text_status, xhr )
              {
                app.schema_browser_data.default_search_field = response.schema.defaultSearchField;
                app.schema_browser_data.unique_key_field = response.schema.uniqueKeyField;

                app.schema_browser_data.dynamic_fields = response.schema.dynamicFields;
                app.schema_browser_data.types = response.schema.types;

                for( var field in response.schema.fields )
                {
                  app.schema_browser_data.fields[field] = $.extend
                  (
                    {},
                    app.schema_browser_data.fields[field],
                    response.schema.fields[field]
                  );
                }

                for( var field in app.schema_browser_data.fields )
                {
                  var copy_dests = app.schema_browser_data.fields[field].copyDests;
                  for( var i in copy_dests )
                  {
                    var copy_dest = copy_dests[i];
                    if( !app.schema_browser_data.fields[copy_dest] )
                    {
                      app.schema_browser_data.fields[copy_dest] = {
                        partial : true,
                        copySources : []
                      };
                    }

                    if( app.schema_browser_data.fields[copy_dest].partial )
                    {
                      app.schema_browser_data.fields[copy_dest].copySources.push( field );
                    }
                  }

                  var copy_sources = app.schema_browser_data.fields[field].copySources;
                  for( var i in copy_sources )
                  {
                    var copy_source = copy_sources[i];
                    if( !app.schema_browser_data.fields[copy_source] )
                    {
                      app.schema_browser_data.fields[copy_source] = {
                        partial : true,
                        copyDests : []
                      };
                    }

                    if( app.schema_browser_data.fields[copy_source].partial )
                    {
                      app.schema_browser_data.fields[copy_source].copyDests.push( field );
                    }
                  }

                  app.schema_browser_data.relations.f_t[field] = app.schema_browser_data.fields[field].type;

                  if( !app.schema_browser_data.relations.t_f[app.schema_browser_data.fields[field].type] )
                  {
                    app.schema_browser_data.relations.t_f[app.schema_browser_data.fields[field].type] = [];
                  }
                  app.schema_browser_data.relations.t_f[app.schema_browser_data.fields[field].type].push( field );

                  if( app.schema_browser_data.fields[field].dynamicBase )
                  {
                    app.schema_browser_data.relations.f_df[field] = app.schema_browser_data.fields[field].dynamicBase;

                    if( !app.schema_browser_data.relations.df_f[app.schema_browser_data.fields[field].dynamicBase] )
                    {
                      app.schema_browser_data.relations.df_f[app.schema_browser_data.fields[field].dynamicBase] = [];
                    }
                    app.schema_browser_data.relations.df_f[app.schema_browser_data.fields[field].dynamicBase].push( field );
                  }
                }

                for( var dynamic_field in app.schema_browser_data.dynamic_fields )
                {
                  app.schema_browser_data.relations.df_t[dynamic_field] = app.schema_browser_data.dynamic_fields[dynamic_field].type;

                  if( !app.schema_browser_data.relations.t_df[app.schema_browser_data.dynamic_fields[dynamic_field].type] )
                  {
                    app.schema_browser_data.relations.t_df[app.schema_browser_data.dynamic_fields[dynamic_field].type] = [];
                  }
                  app.schema_browser_data.relations.t_df[app.schema_browser_data.dynamic_fields[dynamic_field].type].push( dynamic_field );
                }

                $.get
                (
                  'tpl/schema-browser.html',
                  function( template )
                  {
                    content_element
                      .html( template );
                                            
                    var schema_browser_element = $( '#schema-browser', content_element );
                    var related_element = $( '#related', schema_browser_element );
                    var related_select_element = $( 'select', related_element );
                    var data_element = $( '#data', schema_browser_element );

                    var related_options = '';
                                            
                    var fields = [];
                    for( var field_name in app.schema_browser_data.fields )
                    {
                      fields.push
                      (
                        '<option value="?field=' + field_name + '">' + field_name + '</option>'
                      );
                    }
                    if( 0 !== fields.length )
                    {
                      fields.sort();
                      related_options += '<optgroup label="Fields">' + "\n";
                      related_options += fields.sort().join( "\n" ) + "\n";
                      related_options += '</optgroup>' + "\n";
                    }
                                            
                    var dynamic_fields = [];
                    for( var type_name in app.schema_browser_data.dynamic_fields )
                    {
                      dynamic_fields.push
                      (
                        '<option value="?dynamic-field=' + type_name + '">' + type_name + '</option>'
                      );
                    }
                    if( 0 !== dynamic_fields.length )
                    {
                      dynamic_fields.sort();
                      related_options += '<optgroup label="DynamicFields">' + "\n";
                      related_options += dynamic_fields.sort().join( "\n" ) + "\n";
                      related_options += '</optgroup>' + "\n";
                    }
                                            
                    var types = [];
                    for( var type_name in app.schema_browser_data.types )
                    {
                      types.push
                      (
                        '<option value="?type=' + type_name + '">' + type_name + '</option>'
                      );
                    }
                    if( 0 !== types.length )
                    {
                      types.sort();
                      related_options += '<optgroup label="Types">' + "\n";
                      related_options += types.sort().join( "\n" ) + "\n";
                      related_options += '</optgroup>' + "\n";
                    }

                    related_select_element
                      .attr( 'rel', app.core_menu.find( '.active a' ).attr( 'href' ) )
                      .append( related_options )
                      .chosen();
                                            
                    related_select_element
                      .die( 'change' )
                      .live
                      (
                        'change',
                        function( event )
                        {
                          var select_element = $( this );
                          var option_element = $( 'option:selected', select_element );

                          location.href = select_element.attr( 'rel' ) + option_element.val();
                          return false;
                        }
                      );

                    params.schema_browser_element = schema_browser_element;
                    sammy.trigger
                    (
                      'schema_browser_navi',
                      params
                    );
                  }
                );
              },
              error : function( xhr, text_status, error_thrown)
              {
              },
              complete : function( xhr, text_status )
              {
              }
            }
            );

          },
          error : function( xhr, text_status, error_thrown)
          {
          },
          complete : function( xhr, text_status )
          {
          }
        }
      );
    }
  }
);

// #/:core/schema-browser
sammy.get
(
  new RegExp( app.core_regex_base + '\\/(schema-browser)$' ),
  function( context )
  {
    var core_basepath = this.active_core.attr( 'data-basepath' );
    current_core = context.params.splat[0];

    var trigger_params = {
      active_core : this.active_core
    };

    var path = context.path.split( '?' );
    if( path && path[1] )
    {
      var param = path[1].split( '=' );
      trigger_params.route_params =  {
        path : '?' + path[1],
        type : param[0],
        value : param[1]
      }

      trigger_params.callback = function( schema_browser_data, data_element )
      {
        var field = trigger_params.route_params.value;

        var type = trigger_params.route_params.type;
        var is_f = 'field' === type;
        var is_df = 'dynamic-field' === type;
        var is_t = 'type' === type;
                
        var options_element = $( '.options', data_element );
        var sammy_basepath = context.path.indexOf( '/', context.path.indexOf( '/', 2 ) + 1 );

        data_element
          .show();

        // -- head

        var head_element = $( '.head', data_element );
        if( is_f )
        {
          $( '.type', head_element ).html( 'Field' );
        }
        else if( is_df )
        {
          $( '.type', head_element ).html( 'Dynamic Field' );
        }
        else if( is_t )
        {
          $( '.type', head_element ).html( 'Type' );
        }
        $( '.name', head_element ).html( field.esc() );


        var partial_state = false;
        if( is_f )
        {
          partial_state = !!schema_browser_data.fields[field].partial;
        }

        $( '.partial', data_element )
          .toggle( partial_state );

        // -- docs
        var docs_element = $( 'dt.docs', options_element );
        if( is_f && schema_browser_data.fields[field] && schema_browser_data.fields[field].docs )
        {
          $( 'dd.docs', options_element )
            .remove();

          var target = '#/' + current_core + '/query?q=' + field.esc() + ':[* TO *]';
          docs_element
            .show()
            .after( 
             '<dd class="docs">'+
               '<a href="'+target+'">' + schema_browser_data.fields[field].docs + '</a>' +
             '</dd>' );
        }
        else
        {
          $( '.docs', options_element )
            .hide();
        }

        // -- distinct 
        var distinct_element = $( 'dt.distinct', options_element );
        if( is_f && schema_browser_data.fields[field] && schema_browser_data.fields[field].distinct )
        {
          $( 'dd.distinct', options_element )
            .remove();

          distinct_element
            .show()
            .after( '<dd class="distinct">' + schema_browser_data.fields[field].distinct + '</dd>' );
        }
        else
        {
          $( '.distinct', options_element )
            .hide();
        }

        // -- position-increment-gap 
        var pig_element = $( 'dt.position-increment-gap', options_element );
        if( is_f && schema_browser_data.fields[field] && schema_browser_data.fields[field].positionIncrementGap )
        {
          $( 'dd.position-increment-gap', options_element )
            .remove();

          pig_element
            .show()
            .after( '<dd class="position-increment-gap">' + schema_browser_data.fields[field].positionIncrementGap + '</dd>' );
        }
        else
        {
          $( '.position-increment-gap', options_element )
            .hide();
        }

        var similarity_element = $( 'dt.similarity', options_element );
        if ( is_t && schema_browser_data.types[field] && schema_browser_data.types[field].similarity ) {
            var similarity = schema_browser_data.types[field].similarity
            if (similarity.details && similarity.className) {
                $( 'dd.similarity', options_element ).remove();
                similarity_element
                    .show()
                    .after(['<dd class="similarity">', similarity.details.esc(), ' (', similarity.className.esc(), ') </dd>'].join(""));
            }
        } else {
            $( '.similarity', options_element ).hide();
        }


        // -- flags table
        var flags_table = $( 'table.flags', data_element );

        var flags_arr = [];
        for( var key in schema_browser_data.key )
        {
          flags_arr.push( '<th data-key="' + key + '">' + schema_browser_data.key[key] + '</th>' );
        }

        $( 'thead tr', flags_table )
          .append( flags_arr.join( "\n" ) );


        var flags_body = $( 'tbody', flags_table );
        flags_body.empty();

        var generate_flags_row = function generate_flags_row( flags_str, title )
        {
          var flags_arr = [ '<th>' + title.esc() + '</th>' ];

          if( 0 === flags_str.indexOf( '(' ) )
          {
            flags_arr.push( '<td colspan="2" class="text">' + flags_str + '</td>' );
          }
          else
          {
            var i = 0;
            for( var key in schema_browser_data.key )
            {
              var flag_match = key === flags_str[i];

              var flag_cell = '<td '
                            + ' data-key="' + key + '"'
                            + ' class="' + ( flag_match ? 'check' : '' ) + '"'
                            + '>'
                            + ( flag_match ? '<span>√</span>' : '&nbsp;' )
                            + '</td>';

              flags_arr.push( flag_cell );
              i++;
            }
          }

          flags_body
            .append( '<tr>' + flags_arr.join( "\n" ) + '</tr>' );
        };

        var flags = null;
        if( is_f && schema_browser_data.fields[field] && schema_browser_data.fields[field].flags )
        {
          flags = schema_browser_data.fields[field].flags;
        }
        else if( is_df && schema_browser_data.dynamic_fields[field] && schema_browser_data.dynamic_fields[field].flags )
        {
          flags = schema_browser_data.dynamic_fields[field].flags;
        }

        if( flags )
        {
          generate_flags_row( flags, 'Properties' );
        }

        if( is_f && schema_browser_data.fields[field] && schema_browser_data.fields[field].schema )
        {
          generate_flags_row( schema_browser_data.fields[field].schema, 'Schema' );
        }

        if( is_f && schema_browser_data.fields[field] && schema_browser_data.fields[field].index )
        {
          generate_flags_row( schema_browser_data.fields[field].index, 'Index' );
        }


        if( 0 !== $( 'tr', flags_body ).size() )
        {
          var col_count = 0;
          for( var key in schema_browser_data.key )
          {
            var cols = $( '[data-key="' + key + '"]', flags_table );
            
            var col_used = 0 !== cols.filter( '.check' ).size();
            col_count += col_used;

            cols.toggle( col_used );
          }

          $( 'td[colspan]', flags_body )
            .attr( 'colspan', col_count );

          flags_table.show();
        }
        else
        {
          flags_table.hide();
        }

        var analyzer_element = $( '.analyzer', data_element );
        var analyzer_data = null;

        var analysis_link = false;
        var analysis_link_elements = $( 'p a', analyzer_element );
        var analysis_target = '#/' + current_core + '/analysis?';

        if( is_f )
        {
          analyzer_data = schema_browser_data.types[schema_browser_data.relations.f_t[field]];

          analysis_link = true;
          analysis_target += 'analysis.fieldname=' + field;
        }
        else if( is_df )
        {
          analyzer_data = schema_browser_data.types[schema_browser_data.relations.df_t[field]];
        }
        else if( is_t )
        {
          analyzer_data = schema_browser_data.types[field];
          
          analysis_link = true;
          analysis_target += 'analysis.fieldtype=' + field;
        }

        if( analysis_link )
        {
          analysis_link_elements
            .addClass( 'analysis' )
            .attr( 'href', analysis_target );
        }
        else
        {
          analysis_link_elements
            .removeClass( 'analysis' )
            .removeAttr( 'href' );
        }


        if( analyzer_data )
        {
          var transform_analyzer_data_into_list = function( analyzer_data )
          {
            var args = [];
            for( var key in analyzer_data.args )
            {
              var arg_class = '';
              var arg_content = '';

              if( 'true' === analyzer_data.args[key] || '1' === analyzer_data.args[key] )
              {
                arg_class = 'ico-1';
                arg_content = key;
              }
              else if( 'false' === analyzer_data.args[key] || '0' === analyzer_data.args[key] )
              {
                arg_class = 'ico-0';
                arg_content = key;
              }
              else
              {
                arg_content = key + ': ';

                if( 'synonyms' === key || 'words' === key )
                {
                  // @TODO: set link target for file
                  arg_content += '<a>' + analyzer_data.args[key] + '</a>';
                }
                else
                {
                  arg_content += analyzer_data.args[key];
                }
              }

              args.push( '<dd class="' + arg_class + '">' + arg_content + '</dd>' );
            }

            var list_content = '<dt>' + analyzer_data.className + '</dt>';
            if( 0 !== args.length )
            {
              args.sort();
              list_content += args.join( "\n" );
            }

            return list_content;
          }

          // -- field-type
          var field_type_element = $( 'dt.field-type', options_element );

          $( 'dd.field-type', options_element )
            .remove();

          field_type_element
            .show()
            .after( '<dd class="field-type">' + analyzer_data.className + '</dd>' );

          $( '.toggle', analyzer_element )
            .die( 'click' )
            .live
            (
              'click',
              function( event )
              {
                $( this ).closest( 'li' )
                  .toggleClass( 'open' );

                return false;
              }
            );

          for( var key in analyzer_data )
          {
            var key_match = key.match( /^(.+)Analyzer$/ );
            if( !key_match )
            {
              continue;
            }

            var analyzer_key_element = $( '.' + key_match[1], analyzer_element );
            var analyzer_key_data = analyzer_data[key];

            analyzer_element.show();
            analyzer_key_element.show();

            $( 'ul li', analyzer_key_element )
            .removeClass( 'data' )
            .hide();

            for( var type in analyzer_key_data )
            {
              if( 'object' !== typeof analyzer_key_data[type] )
              {
                continue;
              }

              var type_element = $( '.' + type, analyzer_key_element );
              var type_content = [];

              type_element
                .addClass( 'data' )
                .show();

              if( analyzer_key_data[type].className )
              {
                type_content.push( transform_analyzer_data_into_list( analyzer_key_data[type] ) );
              }
              else
              {
                for( var entry in analyzer_key_data[type] )
                {
                  type_content.push( transform_analyzer_data_into_list( analyzer_key_data[type][entry] ) );
                }
              }

              $( 'dl', type_element )
                .empty()
                .append( type_content.join( "\n" ) );
            }

            var name_element = $( 'dl:first dt a', analyzer_key_element );
            if( analyzer_key_data.className )
            {
              name_element
                .html( analyzer_key_data.className );
            }

            0 === $( 'ul li.data', analyzer_key_element ).size()
            ? name_element.removeClass( 'toggle' )
            : name_element.addClass( 'toggle' );
          }
        }

        var terminfo_element = $( '.terminfo-holder', data_element );

        terminfo_element
          .removeClass( 'disabled' )
          .removeClass( 'loaded' );

        var trigger_element = $( '.trigger button', terminfo_element );
        var form_element = $( 'form', terminfo_element );

        trigger_element
          .die( 'click' )
          .live
          (
            'click',
            function( event )
            {
              form_element
                .trigger( 'submit' );

              return false;
            }
          );

        form_element
          .clearForm()
          .die( 'submit' )
          .live
          (
            'submit',
            function( event )
            {
              load_terminfo( trigger_element, core_basepath, field, data_element, terminfo_element );

              terminfo_element
                .addClass( 'loaded' );

              return false;
            }
          );

        $( '.max-holder', terminfo_element )
          .die( 'click' )
          .live
          (
            'click',
            function( event )
            {
              var element = $( this );

              $( 'input', element.closest( 'form' ) )
                .val( $( '.max', element ).text() );

              form_element
                .trigger( 'submit' );

              return false;
            }
          );

        $( '.trigger .autoload', terminfo_element )
          .die( 'click' )
          .live
          (
            'click',
            function( event )
            {
              $.cookie( cookie_schema_browser_autoload, $.cookie( cookie_schema_browser_autoload ) ? null : true );
              $( this ).trigger( 'state' );

              return false;
            }
          )
          .die( 'state' )
          .live
          (
            'state',
            function( event )
            {
              $.cookie( cookie_schema_browser_autoload )
                ? $( this ).addClass( 'on' )
                : $( this ).removeClass( 'on' );
            }
          )
          .die( 'init' )
          .live
          (
            'init',
            function( event )
            {
              if( !$.cookie( cookie_schema_browser_autoload ) )
              {
                return false;
              }

              $( this ).trigger( 'state' );
              trigger_element.trigger( 'click' );
            }
          )
          .trigger( 'init' );

        $( 'div[class$="-holder"]', terminfo_element )
          .hide();

        if( !is_f )
        {
          terminfo_element
            .hide();
        }
        else
        {
          terminfo_element
            .show();
        }
      }
    }
    else
    {
      trigger_params.callback = function( schema_browser_data, data_element )
      {
        data_element
          .hide();
      };
    }

    delete app.schema_browser_data;

    sammy.trigger
    (
      'schema_browser_load',
      trigger_params
    );
  }
);