/*
    Copyright 2012-2020 OpenBroadcaster, Inc.

    This file is part of OpenBroadcaster Server.

    OpenBroadcaster Server is free software: you can redistribute it and/or modify
    it under the terms of the GNU Affero General Public License as published by
    the Free Software Foundation, either version 3 of the License, or
    (at your option) any later version.

    OpenBroadcaster Server is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU Affero General Public License for more details.

    You should have received a copy of the GNU Affero General Public License
    along with OpenBroadcaster Server.  If not, see <http://www.gnu.org/licenses/>.
*/

OB.Schedule = new Object();

OB.Schedule.init = function()
{
  OB.Callbacks.add('ready',-5,OB.Schedule.initMenu);
}

OB.Schedule.initMenu = function()
{
  //T Schedules
  OB.UI.addMenuItem('Schedules', 'schedules', 40);
  //T Shows
  OB.UI.addSubMenuItem('schedules', 'Shows', 'shows', OB.Schedule.schedule);
  //T Timeslots
  OB.UI.addSubMenuItem('schedules', 'Timeslots', 'timeslot', OB.Schedule.scheduleTimeslots, 20, 'manage_timeslots');
}


OB.Schedule.player_id = null;

OB.Schedule.schedule_mode = null;

OB.Schedule.user_list = null;

OB.Schedule.schedule = function()
{

  OB.Schedule.player_id = null;

  OB.UI.replaceMain('schedule/schedule.html');

  OB.Schedule.schedule_mode = 'schedule';
  OB.Schedule.setScheduleDates();
  OB.Schedule.scheduleInit();

  //T Shows
  $('#schedule_heading').text(OB.t('Shows'));
  //T Drag media or playlist onto schedule. Double-click show to edit.
  $('#schedule_welcome').text(OB.t('Drag media or playlist onto schedule. Double-click show to edit.'));
  $('#schedule_welcome').prepend('<span id="schedule_linein" class="hidden"><button onclick="OB.Schedule.addShowWindow(\'linein\');"></button> &nbsp; </span>');
  $('#schedule_linein button').text(OB.t('Schedule Line-In'));

  // setup schedule table as drop area for playlists and media
  $('#schedule_container').addClass('droppable_target_media');
  $('#schedule_container').addClass('droppable_target_playlist');

  $('#schedule_container').droppable({
      drop: function(event, ui) {
        if($(ui.draggable).attr('data-mode')=='media')
        {
          //T You can schedule only one item at a time.
          if($('.sidebar_search_media_selected').length!=1) { OB.UI.alert('You can schedule only one item at a time.'); return; }

          var item_type = 'media';
          var item_id = $('.sidebar_search_media_selected').first().attr('data-id');
          var item_name = $('.sidebar_search_media_selected').first().attr('data-artist')+' - '+$('.sidebar_search_media_selected').first().attr('data-title');
        }

        else if($(ui.draggable).attr('data-mode')=='playlist')
        {
          //T You can schedule only one item at a time.
          if($('.sidebar_search_playlist_selected').length!=1) { OB.UI.alert('You can schedule only one item at a time.'); return; }

          var item_type = 'playlist';
          var item_id = $('.sidebar_search_playlist_selected').first().attr('data-id');
          var item_name = $('.sidebar_search_playlist_selected').first().attr('data-name');

        }

        else return; // media_dynamic not supported yet.

        var item_duration = $('.sidebar_search_media_selected').first().attr('data-duration');

        OB.Schedule.addShowWindow(item_type,item_id,item_name,item_duration);

      }

  });

}

OB.Schedule.scheduleTimeslots = function()
{

  OB.Schedule.player_id = null;

  OB.UI.replaceMain('schedule/schedule.html');

  OB.Schedule.schedule_mode = 'timeslot';
  OB.Schedule.setScheduleDates();
  OB.Schedule.scheduleInit();

  //T Timeslots
  $('#schedule_heading').text(OB.t('Timeslots'));

  //T Add Timeslot
  var add_text = htmlspecialchars(OB.t('Add Timeslot'));
  //T or double-click a box to edit/delete.
  var instructions_text = htmlspecialchars(OB.t('or double-click a box to edit/delete.'));

  $('#schedule_welcome').html('<button onclick="OB.Schedule.addTimeslotWindow();">'+add_text+'</button> '+instructions_text);
}

OB.Schedule.scheduleInit = function()
{

  var post = [];
  post.push(['player','search', {}]);

  if(OB.Schedule.schedule_mode=='timeslot') post.push(['timeslots','get_last_player', {}]);
  else post.push(['shows','get_last_player', {}]);

  OB.API.multiPost(post, function(responses)
  {
    var players = responses[0].data;
    var last_player = responses[1];

    $.each(players,function(index,item) {
      if(item.use_parent_schedule=='1') return; // player uses parent schedule, setting schedule would not do anything.

      // skip players we don't have permission for.  (timeslot page only)
      if(OB.Schedule.schedule_mode=='timeslot' && OB.Settings.permissions.indexOf('manage_timeslots')==-1 && OB.Settings.permissions.indexOf('manage_timeslots:'+item.id)==-1) return;

      if(OB.Schedule.player_id==null) OB.Schedule.player_id = item.id; // default to first player.

      $('#schedule_player_select').append('<option value="'+item.id+'" data-linein="'+item.support_linein+'">'+htmlspecialchars(item.name)+'</option>');

    });

    // if we have a valid last player for this schedule, set that.
    if(last_player.status && $('#schedule_player_select option[value='+last_player.data+']').length)
    {
      $('#schedule_player_select').val(last_player.data);
      OB.Schedule.player_id = last_player.data;
    }

    OB.Schedule.loadSchedule();

  });
}

OB.Schedule.playerChange = function()
{

  OB.Schedule.player_id = $('#schedule_player_select').val();
  OB.Schedule.loadSchedule();

}

OB.Schedule.deleteShow = function(confirm)
{

  if(confirm)
  {

    OB.API.post('shows','delete',{ 'recurring': $('#show_edit_recurring').val(), 'id': $('#show_id').val() }, function(data)
    {

      if(data.status==true)
      {
        OB.UI.closeModalWindow();
        OB.Schedule.loadSchedule();
      }

      else
      {
        $('#show_addedit_message').obWidget('error',data.msg);
      }

    });

  }

  else
  {
    //T Delete this show?
    //T Yes, Delete
    //T No, Cancel
    OB.UI.confirm(
      'Delete this show?',
      function () { OB.Schedule.deleteShow(true); },
      'Yes, Delete',
      'No, Cancel',
      'delete'
    );
  }

}

OB.Schedule.deleteTimeslot = function(confirm)
{

  if(confirm)
  {

    OB.API.post('timeslots','delete',{ 'recurring': $('#timeslot_edit_recurring').val(), 'id': $('#timeslot_id').val() }, function(data)
    {

      if(data.status==true)
      {
        OB.UI.closeModalWindow();
        OB.Schedule.loadSchedule();
      }

      else
      {
        $('#timeslot_addedit_message').obWidget('error',data.msg);
      }

    });

  }

  else
  {
    //T Delete this timeslot?
    //T Yes, Delete
    //T No, Cancel
    OB.UI.confirm(
      'Delete this timeslot?',
      function () { OB.Schedule.deleteTimeslot(true); },
      'Yes, Delete',
      'No, Cancel',
      'delete'
    );
  }

}

OB.Schedule.saveShow = function()
{

  fields = new Object();

  fields.id = $('#show_id').val();
  fields.edit_recurring = $('#show_edit_recurring').val();

  fields.mode = $('#show_mode').val();
  fields.x_data = $('#show_x_data').val();

  fields.start = $('#show_start_datetime').val();

  fields.duration = $('#show_duration').val();

  if(fields.mode!='once' && $('#show_stop_date').val())
  {
    /* var stop_date_array = $('#show_stop_date').val().split('-');
    var stop_date = new Date(parseInt(stop_date_array[0]),parseInt(stop_date_array[1]-1),parseInt(stop_date_array[2]),23,59,59,0);

    fields.stop = Math.round(stop_date.getTime()/1000)+''; */
    fields.stop = $('#show_stop_date').val();
  }
  else fields.stop = '';

  fields.player_id = OB.Schedule.player_id;

  fields.item_type = $('#show_item_type').val();
  fields.item_id = $('#show_item_id').val();

  OB.API.post('shows','save',fields,function(data) {

    if(data.status==true)
    {

      OB.UI.closeModalWindow();
      OB.Schedule.loadSchedule();

    }

    else
    {
      $('#show_addedit_message').obWidget('error',data.msg);
    }

  });


}

OB.Schedule.saveTimeslot = function()
{

  fields = new Object();

  fields.id = $('#timeslot_id').val();
  fields.edit_recurring = $('#timeslot_edit_recurring').val();

  fields.description = $('#timeslot_description').val();

  fields.user_id = $('#timeslot_user_id').val();
  fields.mode = $('#timeslot_mode').val();
  fields.x_data = $('#timeslot_x_data').val();

  /*var start_date = new Date($('#timeslot_start_datetime').val());
  if(!start_date) fields.start = '';
  else fields.start = Math.round(start_date.getTime()/1000)+'';*/
  fields.start = $('#timeslot_start_datetime').val();

  fields.duration = $('#timeslot_duration').val();

  /*if(fields.mode!='once' && $('#timeslot_stop_date').val())
  {

    var stop_date_array = $('#timeslot_stop_date').val().split('-');
    var stop_date = new Date(parseInt(stop_date_array[0]),parseInt(stop_date_array[1]-1),parseInt(stop_date_array[2]),23,59,59,0);

    fields.stop = Math.round(stop_date.getTime()/1000)+'';

  }
  else fields.stop = '';*/
  fields.stop = $('#timeslot_stop_date').val();

  fields.player_id = OB.Schedule.player_id;

  OB.API.post('timeslots','save',fields,function(data) {
    if(data.status==true)
    {

      OB.UI.closeModalWindow();
      OB.Schedule.loadSchedule();

    }

    else
    {

      $('#timeslot_addedit_message').obWidget('error',data.msg);

    }

  });

}

OB.Schedule.addeditModeChange = function(where)
{
    var val = $('#'+where+'_mode').val();

    if(val=='once')
    {
      $('#'+where+'_addedit_x_data').hide();
      $('#'+where+'_addedit_stop').hide();

      return;
    }

    $('#'+where+'_addedit_stop').show();

    if(val=='xweeks' || val=='xmonths' || val=='xdays') $('#'+where+'_addedit_x_data').show();
    else $('#'+where+'_addedit_x_data').hide();

    //T Weeks
    if(val=='xweeks') $('#'+where+'_addedit_x_data_interval').text(OB.t('Weeks'));
    //T Days
    if(val=='xdays') $('#'+where+'_addedit_x_data_interval').text(OB.t('Days'));
    //T Months
    if(val=='xmonths') $('#'+where+'_addedit_x_data_interval').text(OB.t('Months'));
}

OB.Schedule.addeditShowWindow = function(timeslots)
{

  // no advanced schedule and no timeslots for user? display alert instead.
  if(timeslots.length==0 && OB.Settings.permissions.indexOf('advanced_show_scheduling')==-1)
  {
    //T You do not have any timeslots available for the selected week.
    OB.UI.alert('You do not have any timeslots available for the selected week.');
    return;
  }

  OB.UI.openModalWindow('schedule/show_addedit.html');
  $('#show_mode').change(function() { OB.Schedule.addeditModeChange('show'); });

  // fill up time slots.
  $.each(timeslots,function(index,slot)
  {

    var start = new Date(slot.start*1000);
    var description = slot.description+': '+OB.t(month_name(start.getMonth()))+' '+start.getDate()+', '+timepad(start.getHours())+':'+timepad(start.getMinutes())+':'+timepad(start.getSeconds())+' ('+secsToTime(slot.duration,'hms')+')';

    var date = start.getFullYear()+'-'+timepad(start.getMonth()+1)+'-'+timepad(start.getDate());

    $('#show_time_slot').append('<option data-start_date="'+date+'" data-start_hour="'+start.getHours()+'" data-start_minute="'+start.getMinutes()+'" data-start_second="'+start.getSeconds()+'" data-duration="'+slot.duration+'">'+htmlspecialchars(description)+'</option>');

  });

  if(OB.Settings.permissions.indexOf('advanced_show_scheduling')==-1)
  {
    $('#timeslot_manual_input_option').remove();
    $('#show_time_slot').val($('#show_time_slot').children().first().val());
    $('#show_time_slot').change();
  }

  else // we have advanced permissions
  {

  }

}

OB.Schedule.addeditShowWindowTimeslotChange = function()
{

  var selected = $('#show_time_slot option:selected');

  if(!$(selected).attr('data-duration'))
  {
    $('#show_addedit_form input').add('#show_addedit_form select').attr('disabled',false);
    return;
  }

  $('#show_addedit_form input[type=text]').add('#show_addedit_form select').not('#show_time_slot').attr('disabled',true);

  $('#show_mode').val('once');
  $('#show_start_datetime').val($(selected).attr('data-start_date')+' '+timepad($(selected).attr('data-start_hour')) +':'+ timepad($(selected).attr('data-start_minute')) +':'+ timepad($(selected).attr('data-start_second')));

  var duration = $(selected).attr('data-duration');
  $('#show_duration').val(duration);

}

OB.Schedule.addShowWindow = function(type,id,name,duration)
{

  if(!id) id = 0;

  var pfields = new Object();
  pfields.start = String(Math.round(OB.Schedule.schedule_start.getTime()/1000));
  pfields.end = String(Math.round(OB.Schedule.schedule_end.getTime()/1000));
  pfields.player = OB.Schedule.player_id;
  pfields.user_id = OB.Account.user_id;

  OB.API.post('timeslots','search',pfields,function(timeslots)
  {

    OB.Schedule.addeditShowWindow(timeslots.data);
    $('.edit_only').hide();

    // if not using advanced permissions, the selected timeslot will be the first one.
    // run the timeslot change callback so that the start/duration is filled out.
    if(OB.Settings.permissions.indexOf('advanced_show_scheduling')==-1)
    {
      if($('#show_time_slot option').length>0) OB.Schedule.addeditShowWindowTimeslotChange();
    }

    // otherwise (using advanced permissions), automatically fill out media duration if this is to schedule media.
    else if(type=='media')
    {
      $('#show_duration').val(Math.ceil(duration));
    }

    if(type=='linein')
    {
      //T Line-In
      $('#show_item_info').text(OB.t('Line-In'));
    }
    else $('#show_item_info').text(name+' ('+type+' #'+id+')');

    $('#show_item_type').val(type);
    $('#show_item_id').val(id);

  });

}

OB.Schedule.editShowWindow = function(id,recurring)
{

  if(recurring) var data_method = 'get_recurring';
  else var data_method = 'get';

  OB.API.post('shows',data_method,{'id': id}, function(data)
  {

    var pfields = new Object();
    pfields.start = String(Math.round(OB.Schedule.schedule_start.getTime()/1000));
    pfields.end = String(Math.round(OB.Schedule.schedule_end.getTime()/1000));
    pfields.player = OB.Schedule.player_id;
    pfields.user_id = OB.Account.user_id;

    if(data.status==true)
    {

      OB.API.post('timeslots','search',pfields,function(timeslots)
      {

        show = data.data;

        OB.Schedule.addeditShowWindow(timeslots.data);

        $('.edit_only').show();

        if(show.item_type=='linein')
        {
          //T Line-In
          $('#show_item_info').text(OB.t('Line-In'));
        }
        else $('#show_item_info').text(show.item_name+' ('+show.item_type+' #'+show.item_id+')');

        var show = data.data;

        if(!recurring) { $('#show_mode').val('once'); $('#show_edit_recurring').val(0); }
        else { $('#show_mode').val(show.mode); $('#show_edit_recurring').val(1); }

        var start_time = new Date(parseInt(show.start)*1000);
        // $('#show_start_datetime').val(start_time);
        $('#show_start_datetime').val(show.start);

        if(show.recurring_end!==undefined)
        {
          $('#show_stop_date').val(show.recurring_end);
        }

        $('#show_duration').val(show.duration);
        $('#show_id').val(show.id);
        $('#show_x_data').val(show.x_data);

        // if we have timeslots, and this is scheduled once only, see if the duration/start lines up with one of the timeslots. (then select that timeslot).
        if($('#show_time_slot option').length>0 && !recurring)
        {
          $('#show_time_slot option[data-start_date='+$('#show_start_datetime').attr('data-date')+'][data-start_hour='+start_time.getHours()+'][data-start_minute='+start_time.getMinutes()+'][data-start_second='+start_time.getSeconds()+'][data-duration='+show.duration+']').attr('selected',true);
        }

        OB.Schedule.addeditModeChange('show');

      });

    }

    else OB.UI.alert(data.msg);

  });

}

OB.Schedule.addeditTimeslotWindow = function()
{

  OB.UI.openModalWindow('schedule/timeslot_addedit.html');

  // populate users...
  $.each(OB.Schedule.user_list,function(index,value) {
    $('#timeslot_user_id').append('<option value="'+value.id+'">'+htmlspecialchars(value.display_name)+'</option>');
  });

  $('#timeslot_mode').change(function() { OB.Schedule.addeditModeChange('timeslot'); });

}

OB.Schedule.addTimeslotWindow = function()
{

  OB.API.post('users','user_list',{}, function(data)
  {

    OB.Schedule.user_list = data.data;
    OB.Schedule.addeditTimeslotWindow();

    $('.edit_only').hide();

  });

}

OB.Schedule.editTimeslotWindow = function(id,recurring)
{

  if(recurring) var data_method = 'get_recurring';
  else var data_method = 'get';

  OB.API.post('users','user_list',{}, function(user_data) {
  OB.API.post('timeslots',data_method,{'id': id}, function(data)
  {
    OB.Schedule.user_list = user_data.data;
    OB.Schedule.addeditTimeslotWindow();

    $('.edit_only').show();

    var timeslot = data.data;

    if(!recurring) { $('#timeslot_mode').val('once'); $('#timeslot_edit_recurring').val(0); }
    else { $('#timeslot_mode').val(timeslot.mode); $('#timeslot_edit_recurring').val(1); }

    $('#timeslot_user_id').val(timeslot.user_id);

    //var start_time = new Date(parseInt(timeslot.start)*1000);
    $('#timeslot_start_datetime').val(timeslot.start);

    /*if(timeslot.stop!==undefined)
    {
      var stop_date = new Date(parseInt(timeslot.stop)*1000);
      $('#timeslot_stop_date').val(stop_date.getFullYear()+'-'+timepad(stop_date.getMonth()+1)+'-'+timepad(stop_date.getDate()));
    }*/
    $('#timeslot_stop_date').val(timeslot.recurring_end);

    $('#timeslot_duration').val(timeslot.duration);
    $('#timeslot_id').val(timeslot.id);
    $('#timeslot_x_data').val(timeslot.recurring_interval);
    $('#timeslot_description').val(timeslot.description);

    OB.Schedule.addeditModeChange('timeslot');

  }); });

}

OB.Schedule.setScheduleDates = function()
{
  var today=new Date();

  OB.Schedule.schedule_start = new Date();
  OB.Schedule.schedule_start.setDate(today.getDate()-today.getDay());

  OB.Schedule.schedule_start.setHours(0);
  OB.Schedule.schedule_start.setMinutes(0);
  OB.Schedule.schedule_start.setSeconds(0);

  OB.Schedule.schedule_end = new Date();
  OB.Schedule.schedule_end.setTime( OB.Schedule.schedule_start.getTime() + 604799*1000);

  OB.Schedule.dateRangeText();
}

OB.Schedule.nextWeek = function()
{
  OB.Schedule.schedule_start.setDate(OB.Schedule.schedule_start.getDate()+7);
  OB.Schedule.schedule_end.setDate(OB.Schedule.schedule_end.getDate()+7);
  OB.Schedule.dateRangeText();
  OB.Schedule.loadSchedule();
}

OB.Schedule.prevWeek = function()
{
  OB.Schedule.schedule_start.setDate(OB.Schedule.schedule_start.getDate()-7);
  OB.Schedule.schedule_end.setDate(OB.Schedule.schedule_end.getDate()-7);
  OB.Schedule.dateRangeText();
  OB.Schedule.loadSchedule();
}

OB.Schedule.dateRangeText = function()
{

  $('#schedule_date_range').html( htmlspecialchars(OB.t(month_name(OB.Schedule.schedule_start.getMonth()))) +' '+OB.Schedule.schedule_start.getDate()+', '+OB.Schedule.schedule_start.getFullYear()+' &nbsp; - &nbsp; '+htmlspecialchars(OB.t(month_name(OB.Schedule.schedule_end.getMonth())))+' '+OB.Schedule.schedule_end.getDate()+', '+OB.Schedule.schedule_end.getFullYear() );

  var tmp_date = new Date(OB.Schedule.schedule_start.getTime());

  for(var count=0;count<7;count++)
  {

    $('#schedule_days_'+count).text(tmp_date.getDate());
    tmp_date.setDate(tmp_date.getDate() + 1);

  }

}

OB.Schedule.schedule_start = null;
OB.Schedule.schedule_end = null;

OB.Schedule.loadSchedule = function()
{

  OB.Schedule.schedule_data = Array();

  if(OB.Schedule.schedule_mode == 'timeslot')
  {
    var post = [];
    post.push(['timeslots','search', { 'start': String(Math.round(OB.Schedule.schedule_start.getTime()/1000)), 'end': String(Math.round(OB.Schedule.schedule_end.getTime()/1000)), 'player': OB.Schedule.player_id }]);
    post.push(['timeslots','set_last_player', { 'player': OB.Schedule.player_id}]);

    OB.API.multiPost(post, function(responses) {
      if(responses[0].status==true)
      {
        OB.Schedule.schedule_data = responses[0].data;
        OB.Schedule.refreshData();
      }
    });
  }

  else if(OB.Schedule.schedule_mode == 'schedule')
  {
    var post = [];
    post.push(['shows','search', { 'start': String(Math.round(OB.Schedule.schedule_start.getTime()/1000)), 'end': String(Math.round(OB.Schedule.schedule_end.getTime()/1000)), 'player': OB.Schedule.player_id }]);
    /*post.push(['shows', 'search', {'start': moment(OB.Schedule.schedule_start.getTime()).format('Y-MM-DD HH:mm:ss'), 'end': moment(OB.Schedule.schedule_end.getTime()).format('Y-MM-DD HH:mm:ss'), 'player': OB.Schedule.player_id}]);*/
    post.push(['shows','set_last_player', { 'player': OB.Schedule.player_id}]);

    OB.API.multiPost(post, function(responses) {
      if(responses[0].status==true)
      {
        $('#schedule_linein').toggle( $('#schedule_player_select option:selected').attr('data-linein')=='1' );
        OB.Schedule.schedule_data = responses[0].data;
        OB.Schedule.refreshData();
      }
    });
  }

}

OB.Schedule.refreshData = function()
{

  $('.schedule_data').html('');

  // create a copy of our schedule data (since we will be manipulating it for proper display)
  var schedule_data = new Array();

  $.each(OB.Schedule.schedule_data,function(index,data) {
    schedule_data.push(new CloneObject(data));
  });

  // split up blocks which go over midnight
  $.each(schedule_data, function(index,data)
  {
    var start = new Date();
    
    // prevent out of range problem when setting month and date invalid (i.e., no 31st)
    // https://stackoverflow.com/questions/30561576/why-is-setutcfullyear-and-setutcmonth-return-different-results
    start.setUTCDate(15);

    start.setUTCFullYear(data.exp_start.substr(0,4));
    start.setUTCMonth(data.exp_start.substr(5,2)-1);
    start.setUTCDate(data.exp_start.substr(8,2));
    start.setUTCHours(data.exp_start.substr(11,2));
    start.setUTCMinutes(data.exp_start.substr(14,2));
    start.setUTCSeconds(data.exp_start.substr(17,2));

    var start_seconds_from_midnight = start.getUTCSeconds() + start.getUTCMinutes()*60 + start.getUTCHours()*3600;
    var end_seconds_from_midnight = parseInt(start_seconds_from_midnight) + parseInt(data.duration);

    // spans multiple days, need to split up.
    if(end_seconds_from_midnight > 86400)
    {

      data.block_offset = start_seconds_from_midnight;
      data.block_duration = 86400 - start_seconds_from_midnight;
      data.day = start.getUTCDay();

      // check if we're out of range at the beinning here (might just be an overlap into our range of interest)
      if(start.getTime() < OB.Schedule.schedule_start.getTime())
      {
        data.day = null;
      }

      var seconds_over_midnight = end_seconds_from_midnight - 86400;

      var count=1;

      while(seconds_over_midnight > 0 && ( start.getTime()+count*(86400*1000) ) <= OB.Schedule.schedule_end.getTime() )
      {
        var new_data = new CloneObject(data);

        new_data.block_offset = 0;
        new_data.block_duration = Math.min(86400,seconds_over_midnight);
        new_data.day = (start.getUTCDay()+count)%7;

        schedule_data.push(new_data);

        count++;
        seconds_over_midnight-=86400;
      }

    }

    // does not span multiple days. nothing special needed.
    else
    {
      data.block_offset = start_seconds_from_midnight;
      data.block_duration = data.duration;
      data.day = start.getUTCDay();
    }

  });


  var interval_height = $('.schedule_time_interval').height()/60;

  $.each(schedule_data, function(index,data) {

    if(data.day===null) return;

    // see if our block passes through an expanded hour
    var block_duration = parseInt(data.block_duration);
    var block_offset = parseInt(data.block_offset);

    if(OB.Schedule.zoom_hour_val != null)
    {
      var zoom_hour_val_start = OB.Schedule.zoom_hour_val * 3600;
      var zoom_hour_val_end = zoom_hour_val_start + 3600;

      if(OB.Schedule.zoom_minute_val != null)
      {
        var zoom_minute_val_start = zoom_hour_val_start + OB.Schedule.zoom_minute_val * 3600;
        var zoom_minute_val_end = zoom_minute_val_start + 3600;
      }

      else
      {
        var zoom_minute_val_start = null;
        var zoom_minute_val_end = null;
      }

    }

    else
    {
      var zoom_hour_val_start = null;
      var zoom_hour_val_end = null;
      var zoom_minute_val_start = null;
      var zoom_minute_val_end = null;
    }

    // block intersects a zoomed area
    if(zoom_hour_val_start!==null && block_offset < zoom_hour_val_end && (block_offset + block_duration) > zoom_hour_val_start)
    {

      // figure out how much of it overlaps, then increase the duration appropriately.
      var overlap_end = Math.min(zoom_hour_val_end,(block_offset + block_duration));
      var overlap_start = Math.max(zoom_hour_val_start,block_offset);
      var overlap_amount = overlap_end - overlap_start;

      block_offset += 59*(overlap_start - zoom_hour_val_start);
      block_duration += 59*(overlap_amount);

      if(zoom_minute_val_start!=null && block_offset < zoom_minute_val_end && (block_offset + block_duration) > zoom_minute_val_start)
      {

        overlap_end = Math.min(zoom_minute_val_end,(block_offset + block_duration));
        overlap_start = Math.max(zoom_minute_val_start,block_offset);
        overlap_amount = overlap_end - overlap_start;

        block_offset += 59*(overlap_start - zoom_minute_val_start);
        block_duration += 59*(overlap_amount);

      }

      else if(zoom_minute_val_start!==null && block_offset > zoom_minute_val_start)
      {
        block_offset += 212400;
      }

    }

    // otherwise, block is after a zoomed area
    else if(zoom_hour_val_start!==null && block_offset > zoom_hour_val_start)
    {

      block_offset += 212400;

      if(zoom_minute_val_start!=null) block_offset += 212400;

    }

    if(!data.mode) var recurring = false;
    else var recurring = true;

    if(OB.Schedule.schedule_mode=='timeslot')
    {

      $('#schedule_data_'+data.day).append('<div class="schedule_datablock" data-id="'+data.exp_id+'" ondblclick="clearSelection(); OB.Schedule.editTimeslotWindow('+data.id+','+recurring+');" style="top: '+Math.round(block_offset/60*interval_height)+'px; height: '+Math.round(block_duration/60*interval_height)+'px;">'+htmlspecialchars(data.description)+'</div>');

    }

    else if(OB.Schedule.schedule_mode=='schedule')
    {
      //T You do not have permission to edit this item.
      if(parseInt(data.user_id) != parseInt(OB.Account.user_id) && OB.Settings.permissions.indexOf('manage_timeslots')==-1) var dblclick="OB.UI.alert('You do not have permission to edit this item.');";
      else var dblclick='clearSelection(); OB.Schedule.editShowWindow('+data.id+','+recurring+');';

      //T Line-In
      $('#schedule_data_'+data.day).append('<div class="schedule_datablock" data-id="'+data.exp_id+'" ondblclick="'+dblclick+'" style="top: '+Math.round(block_offset/60*interval_height)+'px; height: '+Math.round(block_duration/60*interval_height)+'px; overflow: hidden;">'+htmlspecialchars(data.type=='linein' ? OB.t('Line-In') : data.name)+'</div>');

    }

    $('.schedule_datablock[data-id='+data.exp_id+']').data('details',data);

    $('.schedule_datablock[data-id='+data.exp_id+']').hover(function(e) { OB.Schedule.scheduleDetails(e,data.exp_id); }, function(e) { $('#schedule_details').hide(); });

  });

  $('.schedule_datablock').bind('mousemove',OB.Schedule.scheduleDetailsMove);

}

OB.Schedule.scheduleDetailsMove = function(e)
{
  $('#schedule_details').css('top',e.pageY);
  $('#schedule_details').css('left',e.pageX);

  var lr = e.pageX < $('#layout_main_container').width()/2 ? 'left' : 'right';
  var tb = e.pageY < $('#layout_main_container').height()/2 ? 'top' : 'bottom';
  
  if(tb=='top') $('#schedule_details').removeClass('bottom');
  else $('#schedule_details').removeClass('top');
  
  if(lr=='left') $('#schedule_details').removeClass('right');
  else $('#schedule_details').removeClass('left');
  
  $('#schedule_details').addClass(tb+' '+lr);
}

OB.Schedule.scheduleDetails = function(e,id)
{


  var data = $('.schedule_datablock[data-id='+id+']').data('details');

  if(!data) return;
  
  OB.Schedule.scheduleDetailsMove(e);

  $('#schedule_details').show();

  if(OB.Schedule.schedule_mode=='schedule')
  {
      $('#schedule_details_name').text(data.name + ' (' + data.item_type+' #'+data.item_id+')');
      //T Scheduled By
      $('#schedule_details_user').parent().find('td:first-child').text(OB.t('Scheduled By'));
  }
  else
  {
    //T Schedule For
    $('#schedule_details_user').parent().find('td:first-child').text(OB.t('Scheduled For'));
    $('#schedule_details_name').text(data.description);
  }

  $('#schedule_details_datetime').text(format_timestamp(data.start));
  $('#schedule_details_duration').text(secsToTime(data.duration));
  $('#schedule_details_user').text(data.user);

  if(OB.Schedule.schedule_mode=='schedule' && data.item_type=='playlist')
  {

    if(data.description.length>150) var truncated_description = data.description.substr(0,150)+'...';
    else var truncated_description = data.description;

    $('#schedule_details_description').text(truncated_description);
    $('#schedule_details_description').parent().show();
  }
  else { $('#schedule_details_description').parent().hide(); }

  if(OB.Schedule.schedule_mode=='schedule' && data.item_type!='linein')
  {
    $('#schedule_details_owner').text(data.owner);
    $('#schedule_details_owner').parent().show();
  }
  else { $('#schedule_details_owner').parent().hide(); }

  if(OB.Schedule.schedule_mode=='schedule' && data.item_type=='linein')
  {
    //T Line-In
    $('#schedule_details_name').text(OB.t('Line-In'));
  }

}

OB.Schedule.zoom_hour_val = null;
OB.Schedule.zoom_minute_val = null;

OB.Schedule.zoomHour = function(hour)
{

  OB.Schedule.zoom_minute_val = null;

  if(OB.Schedule.zoom_hour_val !== null)
  {
    $('#schedule_time_'+OB.Schedule.zoom_hour_val).html('');
    $('.schedule_time_minute_select').remove();
  }

  if(hour != OB.Schedule.zoom_hour_val)
  {

    $('#schedule_time_'+hour).append('<div id="schedule_time_'+hour+'_0"></div>');

    var display_hour = hour%12;
    if(display_hour==0) display_hour = 12;

    for(minute=1;minute<60;minute++)
    {
      $('#schedule_time_'+hour).append('<div class="schedule_time_interval"><a href="javascript: OB.Schedule.zoomMinute('+minute+');">'+display_hour+':'+timepad(minute)+'</a></div><div id="schedule_time_'+hour+'_'+minute+'"></div>');
    }

    $('#schedule_row_'+hour+' .schedule_time_hour').append(' <a class="schedule_time_minute_select" href="javascript:OB.Schedule.zoomMinute(0);">'+display_hour+':00</a>');
    OB.Schedule.zoom_hour_val = hour;
  }

  else
  {
    OB.Schedule.zoom_hour_val = null;
  }

  OB.Schedule.refreshData();

}

OB.Schedule.zoomMinute = function(minute)
{

  if(OB.Schedule.zoom_hour_val === null) return;

  if(OB.Schedule.zoom_minute_val !== null)
  {
    $('#schedule_time_'+OB.Schedule.zoom_hour_val+'_'+OB.Schedule.zoom_minute_val).html('');
  }
  if(minute != OB.Schedule.zoom_minute_val)
  {

    var display_hour = OB.Schedule.zoom_hour_val%12;
    if(display_hour==0) display_hour = 12;

    for(second=1;second<60;second++)
    {
        $('#schedule_time_'+OB.Schedule.zoom_hour_val+'_'+minute).append('<div class="schedule_time_interval" id="schedule_time_'+OB.Schedule.zoom_hour_val+'_'+minute+'_'+second+'">'+display_hour+':'+timepad(minute)+':'+timepad(second)+'</div>');
    }

    OB.Schedule.zoom_minute_val = minute;
  }

  else
  {
    OB.Schedule.zoom_minute_val = null;
  }

  OB.Schedule.refreshData();

}