/**
 * -----------------------------------------------------------------------------
 * file: estatIM.js
 * file version: 1.0.0
 * date: 2011-12-02
 *
 * Import Manager
 */


// EStat install managment
$.EStatInstall = function (step, param)
{
  var properties={
        pArea:null,
        url:'',
        token:'',
        ipNbRecords:'',
        importLog:false
      },

  /**
   * define properties from given parameters
   */
  setProperties = function (param)
    {
      if(param==null) return(false);
      if(param.url) properties.url=param.url;
      if(param.token) properties.token=param.token;
      if(param.ipNbRecords) properties.ipNbRecords=param.ipNbRecords;
      if(param.importLog) properties.importLog=param.importLog;
      return(true);
    },

  /**
   * initialize the dialog box; set the pArea object as progressArea()
   */
  initDialogBox = function()
    {
      pArea=$.dialogProgressArea(
        {
          title:translatedString.ciDialogTitle,
          buttons:
            {
              ok:'Ok'
            },
          text:translatedString.ciDialogText,
          progressBar:
            {
              detail:{
                  visible:false,
              },
              global:{
                  visible:true,
                  showPercent:true,
                  percentDecimal:0,
                  value:0,
                  maxValue:properties.ipNbRecords,
                  text:'',
                  complete:function (event, value)
                    {
                      pArea.progressArea('text', translatedString.ciDialogFinished);
                    },
                  change: function (event, value)
                    {
                      processImportIp(value.currentValue);
                    }
              }
            },
          close: function (event)
            {
              manageInstall(1);
            }
        }
      );
    },

  /**
   * ajax call on server to import ip adress from start value
   *
   * @param Integer start: start import number
   */
  processImportIp = function (start)
    {
      $.ajax(
        {
          type: "POST",
          url: properties.url,
          async: true,
          data:
            {
              ajaxfct:"admin.install.buildIpList",
              token:properties.token,
              start:start
            },
          success:
            function(msg)
            {
              msg=$.parseJSON(msg);

              pArea.progressArea('globalValue', msg.nbTotal);
            }
        }

      );
    },

  /**
   * display the import log page
   */
  displayImportPage = function ()
    {
      $('#iImportLogs').css('display', 'block');
    },

  /**
   * finalize the install process
   */
  finalize = function ()
    {
      $.ajax(
        {
          type: "POST",
          url: properties.url,
          async: true,
          data: { ajaxfct:"admin.migrate.finalize", token:properties.token },
          success:
            function(msg)
            {
              manageInstall(3);
            }
        }
      );
    },



  /**
   * manage all the import process
   *
   * if importLog, call $.EStatImportLogs
   */
  manageInstall = function (step)
    {
      switch(step)
      {
        case 0:
          // init process
          initDialogBox();
          processImportIp(0);
          break;
        case 1:
          // import log process
          if(properties.importLog)
          {
            displayImportPage();
            // note: when import log, finalization is done by the import log process
          }
          else
          {
            finalize();
          }
          break;
        case 2:
          finalize();
          break;
        case 3:
          // end of process, reload the page
          location.reload();
          break;
      }

    };


  setProperties(param);
  manageInstall(step);
}


// Estat piwigo's logs import managment
$.EStatImportLogs = function (url, token)
{
  var pArea=null,
      properties={
          _this:this,
          token:'',
          url:'',
          current:{
              nbLoaded:0,
              periodNum:0,
              id:0
            },
          environment:{
              periods:[],
            }
        },

      /**
       * define properties from given parameters & initialize environment variables
       */
      setProperties = function (url, token)
        {
          var periodList={},
              nbEvents=0;

          properties.token=token;
          properties.url=url;

          properties.environment.periods=[];

          // period to import
          periodList=$('#iImportLogsChoice').inputCheckbox('value');
          for(var i=0;i<periodList.length;i++)
          {
            if(periodList[i].value)
            {
              nbEvents=$('#'+periodList[i].id).attr('nbEvents');
              if(nbEvents>0)
                properties.environment.periods.push(
                  {
                    period:periodList[i].id.substr(1),
                    nbEvents:nbEvents
                  }
                );
            }
          }

          if(properties.environment.periods.length>0)
          {
            properties.current.periodNum=0;
            properties.current.id=0;
          }
        },

      /**
       * initialize the dialog box; set the pArea object as progressArea()
       */
      initDialogBox = function()
        {
          pArea=$.dialogProgressArea(
            {
              title:translatedString.ciDialogTitle,
              buttons:{ok:'Ok'},
              text:translatedString.liDialogText,
              progressBar:
                {
                  global:{
                      visible:true,
                      showPercent:true,
                      percentDecimal:0,
                      value:0,
                      maxValue:2*properties.environment.periods.length+1,
                      text:translatedString.liDialogImportStep1,
                      complete:function (event, value)
                        {
                          pArea.progressArea('text', translatedString.liDialogFinished);
                        }
                  },
                  detail:{
                      visible:true,
                      showPercent:true,
                      percentDecimal:0,
                      value:0,
                      maxValue:properties.environment.periods[properties.current.periodNum].nbEvents,
                      text:translatedString.liDialogImportInProgressText,
                      complete:function (event, value)
                        {

                        }
                  }
                },
              close: function (event)
                {
                  $.EStatInstall(3);
                }
            }
          );
        },


      /**
       * ajax call to the server, import some records from piwigo's history table
       */
      loadLogs = function ()
        {
          // display current period being imported
          $('#iCurrentPeriod').html($('#iText'+properties.environment.periods[properties.current.periodNum].period).html());

          $.ajax(
            {
              type: "POST",
              url: properties.url,
              async: true,
              data:
                {
                  ajaxfct:"admin.migrate.loadLogs",
                  token:properties.token,
                  period:properties.environment.periods[properties.current.periodNum].period,
                  lastId:properties.current.lastId
                },
              success:
                function(msg)
                {
                  msg=$.parseJSON(msg);

                  // set last Id imported
                  if(msg.nbLogs>0) properties.current.lastId=msg.lastId;

                  if(msg.nbLogs>0)
                  {
                    // nbLogs>0 means to continue to import the period

                    // update total records imported for the period, update the dialog box progress bar
                    properties.current.nbLoaded+=msg.nbLogs;
                    pArea.progressArea('detailValue', properties.current.nbLoaded);

                    // continue the import process for the period
                    importProcess(1);
                  }
                  else
                  {
                    //nbLogs=0 means that current period is imported

                    // process next period
                    properties.current.periodNum++;

                    if(properties.current.periodNum>=properties.environment.periods.length)
                    {
                      // it was the last period => next process is to consolidate informations
                      properties.current.periodNum=0;

                      // update the dialog box messages & progress bar
                      pArea
                        .progressArea('detailValue', 0)
                        .progressArea('detailMaxValue', properties.environment.periods.length)
                        .progressArea('globalValue', pArea.progressArea('globalValue')+1)
                        .progressArea('globalText', translatedString.liDialogImportStep2);

                      // continue the process with consolidation
                      importProcess(2);
                    }
                    else
                    {
                      // import for the period is done, but it's not the last period
                      properties.current.nbLoaded=0;

                      // update the dialog box messages & progress bar
                      pArea
                        .progressArea('globalValue', properties.current.periodNum)
                        .progressArea('detailValue', 0)
                        .progressArea('detailMaxValue', properties.environment.periods[properties.current.periodNum].nbEvents);

                      // continue the import process with the next period
                      importProcess(1);
                    }
                  }
                }
            }
          );
        },

      /**
       * do the consolidation
       */
      consolidate = function ()
        {
          // display current period being consolidated
          $('#iCurrentPeriod').html($('#iText'+properties.environment.periods[properties.current.periodNum].period).html());

          $.ajax(
            {
              type: "POST",
              url: properties.url,
              async: true,
              data:
                {
                  ajaxfct:"admin.migrate.consolidate",
                  token:properties.token,
                  period:properties.environment.periods[properties.current.periodNum].period,
                  process:0
                },
              success:
                function(msg)
                {
                  if(msg=='Y')
                  {
                    // period is consolidated, continue with the next period
                    properties.current.periodNum++;
                    if(properties.current.periodNum>=properties.environment.periods.length)
                    {
                      // it was the last period, continue with finalization

                      // update the dialog box messages & progress bar
                      pArea
                        .progressArea('options', {detail:{visible:false}})
                        .progressArea('globalValue', pArea.progressArea('globalValue')+1)
                        .progressArea('globalText', translatedString.liDialogImportStep3)

                      // continue the process with finalization
                      importProcess(3);
                    }
                    else
                    {
                      // update the dialog box messages & progress bar
                      pArea
                        .progressArea('detailValue', properties.current.periodNum)
                        .progressArea('globalValue', pArea.progressArea('globalValue')+1);

                      // continue the consolidation process with the next period
                      importProcess(2);
                    }
                  }
                }
            }
          );

        },

      /**
       * finalize the import process
       */
      finalize = function ()
        {
          $.ajax(
            {
              type: "POST",
              url: properties.url,
              async: true,
              data: { ajaxfct:"admin.migrate.finalize", token:properties.token },
              success:
                function(msg)
                {
                  pArea.progressArea('globalValue', pArea.progressArea('globalValue')+1);
                }
            }
          );
        },

      /**
       * manage the import process
       */
      importProcess = function (step)
        {
          switch(step)
          {
            case 1:
              loadLogs();
              break;
            case 2:
              consolidate();
              break;
            case 3:
              finalize();
              break;
          }
        };


  setProperties(url, token);
  initDialogBox();
  importProcess(1);
}