// JavaScript Document

 //----------------------------------------------------------------
 
   var interval_id;
   var doRefresh = false;
   var clockStarted = false;
   var secondsSinceLastWrite = 0; // COUNTER USED TO REWRITE CLOSINGS (TO REMOVE YELLOW BACKGROUND) EVERY THIS MANY SECONDS
   var currentlyRefreshing = false; // FLAG TO STOP MULTIPLE REFRESHES
   
 //----------------------------------------------------------------
 
  function refreshClosings()
   {
	// MAKE USER WAIT THE LENGTH OF THE SYNC DELAY CYCLE, NOT THE TIME WHEN THE NEXT CYCLE IS RUN
	// IF WE REFRESH EVERYONE EXACTLY WHEN THE NEXT CYCLE OCCURS, IT WOULD CREATE UNNECESSARY LOAD
	if(timePassed < syncDelay)
	 {
	  var nextUpdate = syncDelay - timePassed;
	  window.alert('No new closings. The next update cycle will occur in ' + nextUpdate + ' seconds. Your list will automatically update at that time with any new closings.');
	  doRefresh = true;
	 } // END IF
	else 
	 {
	  doRefresh = true;
	  reloadClosings();
	 } // END ELSE DO IMMEDIATE REFRESH
   } // END FUNCTION
 
 //----------------------------------------------------------------

   function reloadClosings()
    {
	 if(currentlyRefreshing) return;
	 if(!doRefresh) return;
	 currentlyRefreshing = true;
	 doRefresh = false;
	 clearInterval(interval_id);
	 location.reload();
	} // END FUNCTION

 //----------------------------------------------------------------
   
   function tickTock()
    {
	 currentTime += 1;
	 secondsSinceLastWrite++;
	 timePassed = currentTime - originalTime;
     if(timePassed > syncDelay) reloadClosings();
	 // REFRESH THE LIST ON THE CLIENT MACHINE TO REMOVE YELLOW BACKGROUNDS WHERE NECESSARY
	 if(secondsSinceLastWrite > 10) writeClosings();
	} // END FUNCTION
   
 //----------------------------------------------------------------
 
   function startClock()
    {
     interval_id = setInterval('tickTock()', 1000);
	 clockStarted = true;
	} // END FUNCTION
 
 //----------------------------------------------------------------

   function decodeString(theString)
    {
	 return theString;
	} // END FUNCTION

   //-----------------------------------------------------------------
   
   function sortClosings()
    {
	 var sort_by = document.getElementById('sort_by');
	 sort_by = sort_by.options[sort_by.options.selectedIndex].value;
	 var arrayLength = closings.length;
	 var d = arrayLength;
	 var flag = 1;
	 var temp;
	 var newValue;
	 var thisValue;
	 
     while( flag || (d>1))      // boolean flag (true when not equal to 0)
     {
         flag = 0;           // reset flag to 0 to check for future swaps
         d = parseInt((d+1) / 2);
         for (i = 0; i < (arrayLength - d); i++)
        {
        switch(sort_by)
        {
        case 'closing_type_id':
        newValue = closings[i + d].closing_type_id;
        thisValue = closings[i].closing_type_id;  
          break    
        case 'org_type_id':
        newValue = closings[i + d].org_type_id;
        thisValue = closings[i].org_type_id; 
          break
        case 'org_name':
        newValue = closings[i + d].org_name;
        thisValue = closings[i].org_name; 
          break
        case 'org_city':
        newValue = closings[i + d].org_city;
        thisValue = closings[i].org_city; 
          break
        case 'org_state':
        newValue = closings[i + d].org_state;
        thisValue = closings[i].org_state; 
          break
        case 'county':
        newValue = closings[i + d].county;
        thisValue = closings[i].county; 
          break
        case 'closing_start_date':
        newValue = closings[i + d].closing_start_date;
        thisValue = closings[i].closing_start_date; 
          break
        case 'closing_end_date':
        newValue = closings[i + d].closing_end_date;
        thisValue = closings[i].closing_end_date; 
          break
        case 'closing_effective_day':
        newValue = closings[i + d].closing_effective_day;
        thisValue = closings[i].closing_effective_day; 
         break
        case 'closing_entered_date':
        newValue = closings[i + d].closing_entered_date;
        thisValue = closings[i].closing_entered_date; 
          break
        } // END SWITCH

             if (newValue > thisValue)
              {
                      temp = closings[i + d];      // swap items at positions i+d and d
                      closings[i + d] = closings[i];
                      closings[i] = temp;
                      flag = 1;                  // indicate that a swap has occurred
              }
         }
     }	 

	} // END FUNCTION
   
   
   //-----------------------------------------------------------------
   
   
   function closing(theData)
    {
	 a = theData.split("~~");
	
	 this.closing_type_id = decodeString(a[0]);
	 this.org_type_id = decodeString(a[1]);
	 this.user_id = decodeString(a[2]);
	 this.closing_short_details = decodeString(a[3]);
	 this.closing_long_details = decodeString(a[4]);
	 this.org_name = decodeString(a[5].toUpperCase());
	 this.org_city = decodeString(a[6].toUpperCase());
	 this.org_state = decodeString(a[7]);
	 this.county = decodeString(a[8]);
	 this.closing_description = decodeString(a[9]);
	 this.org_type_description = decodeString(a[10]);
	 this.closing_start_date = decodeString(a[11]);
	 this.closing_end_date = decodeString(a[12]);
	 this.closing_effective_day = decodeString(a[13]);
	 this.closing_entered_date = decodeString(a[14]);
	 this.org_id = decodeString(a[15]);
	 this.closing_id = decodeString(a[16]);
	 
	 return this;
	
	} // END FUNCTION
	
   //-----------------------------------------------------------------
   
   function closingEffectiveDay(theDay)
    {
	 if(theDay == '1') return 'Sunday';
	 else if(theDay == '2') return 'Monday';
	 else if(theDay == '3') return 'Tuesday';
	 else if(theDay == '4') return 'Wednesday';
	 else if(theDay == '5') return 'Thursday';
	 else if(theDay == '6') return 'Friday';
	 else if(theDay == '7') return 'Saturday';
	 else return '';
	} // END FUNCTION
   
   //-----------------------------------------------------------------

   function writeClosings()
    {
	 if(!clockStarted) startClock();
	 secondsSinceLastWrite = 0;
		
	 var closing_type_filter = document.getElementById('closing_type').value;
	 var org_type_filter = document.getElementById('org_type').value;
	 var nc = closings.length;
	 var toWrite = '<table border=1 cellpadding=1 cellspacing=0 width=100%>';
	 var c;
	 var closingAge = 0;
	 var bgColor;
	 var ced; // CLOSING EFFECTIVE DAY
	 
	 // IF NO CLOSINGS
	 if(nc < 1) toWrite += '<tr><td><center><strong><p>No closings found for this organization.</p></strong></center></td></tr>';
	 for(var i = nc - 1; i >= 0; i--)
	  {
	   c = closings[i];
	   closingAge = currentTime - c.closing_entered_date;
	   // FILTER CLOSINGS IF A FILTER WAS SELECTED
	   if(closing_type_filter != 'all')
	    {
		 // IF LATE START WAS SELECTED, IT COULD BE ANY OF THREE TYPES
		 if(closing_type_filter == 'late') 
		  {
		   if(c.closing_type_id != 'la10' && c.closing_type_id != 'la2h' && c.closing_type_id != 'laot') continue;
		  } // END IF LATE
		 // IF CLOSED WAS SELECTED, IT COULD BE ANY OF THREE TYPES
		 else if(closing_type_filter == 'clos') 
		  {
		   if(c.closing_type_id != 'clos' && c.closing_type_id != 'cloe' && c.closing_type_id != 'cloh') continue;
		  } // END IF CLOSED
         else 
		  {
		   if(closing_type_filter !=  c.closing_type_id) continue; // ELSE MAKE SURE THAT THE CURRENT CLOSING TYPE MATCHES THE SELECTED FILTER EXACTLY
		  } // END ELSE NOT LATE START
        } // END IF CLOSING TYPE FILTER
	   if(org_type_filter != 'all')
	    {
	     if(org_type_filter !=  c.org_type_id) continue; // MAKE SURE THAT THE CURRENT ORG TYPE MATCHES THE SELECTED FILTER
		} // END IF ORG TYPE FILTER
	   // MAKE EFFECTIVE DAY HUMAN READABLE
	   ced = closingEffectiveDay(c.closing_effective_day);
	   // YELLOW IF LESS THAN 15 MINUTES OLD
	   bgColor = closingAge < 900 ? '#FFFF00' : '#FFFFFF';
	   
       toWrite += '<tr valign="middle"><td bgcolor=' + bgColor + '><span class="closing_text"><strong>' + c.org_name + '</strong></span> <span class="closing_text">' + c.org_city + ',' + c.org_state + '&nbsp;&nbsp;</span>';
	   toWrite += '</td><td bgcolor=' + bgColor + '><span class="closing_text"><strong>' + c.closing_description + ' ' + ced + '</strong> - ' + c.closing_long_details + '</td></tr>';
	  } // END LOOP
	  
	  toWrite += '</table>';

	 document.getElementById('closingsBox').innerHTML = toWrite;
	} // END FUNCTION