var participantOverview={};

participantOverview.init=
function(cb=null){
   let that=this;
   let action=function(){that.scriptsLoaded(cb);};
   LABKEY.Utils.requiresScript(["crfDORA/crfSetup.js","crfDORA/crfData.js","crfDORA/crfHTML.js"],action);
}

participantOverview.scriptsLoaded=
function(cb=null){
   //if other script need init, just stack the init scripts
   //let action=function(){runQuery.init(cb);}
   crfData.setSetup(crfSetup);
   crfHTML.init();
   let initData=function(){crfData.init(cb);};
   crfSetup.init(initData);
}

participantOverview.print=
function(msg){
   console.log(msg);
}

participantOverview.addObjectToIdFormMap=
function(object,map,id,form){

   if (!(id in map))
      map[id]=new Object();
   let fMap=map[id];

   if (!(form in fMap))
      fMap[form]=new Array();
   fMap[form].push(object);

}


participantOverview.generateParticipantArray=
function(){
   let fName='generateParticipantArray';
   this.print(fName);
   let that=this;
   let makeArray=function(){that.makeArray();};
   let setRegistration=function(){crfData.setRegistration(makeArray);};
   let action=function(){crfSetup.parseSetup(setRegistration);}
   crfSetup.setContainers(action);
}

participantOverview.matchRegistration=
function(entry){
   let fName='matchRegistration';
   let sF='participantStudyId';
   let studyRegMap=crfData.getRegistrationEntryMap(sF);//should be unique for registration
   let nS=Object.keys(studyRegMap).length;
   //this.print(fName+' study registration entries '+nS);
   let lF='participantLocalId';
   let localRegMap=crfData.getRegistrationEntryMap(lF);//should be unique for registration
   let nL=Object.keys(localRegMap).length;
   //this.print(fName+' local registration entries '+nL);
   if (entry[sF]){
      if (entry[sF] in studyRegMap){
         return studyRegMap[entry[sF]];
      }
      //failed to match study id
   }
   if (entry[lF]){
      if (entry[lF] in localRegMap){
         return localRegMap[entry[lF]];
      }
      //failed to match local id
   }
   return null;
}


participantOverview.makeArray=
function(){
   let fName='makeArray';
   let entries=crfSetup.getEntryMap('crfEntries'); 
   let n=Object.keys(entries).length;
   this.print(fName+' entries '+n);
   
   let idField='participantStudyId';
   let entryMap=new Object();

   let statusMap=crfSetup.getEntryMap('formStatusAll');
   let i=0;
   let site=-1;
   if (this.searchParams.has("site")){
      site=this.searchParams.get("site");
   }

   for (let key in entries){
      
      let entry=entries[key];

      let formStatus=statusMap[entry['FormStatus']]['formStatus'];
      
      if (formStatus=='Deleted'){
         continue;
      }
      
      if (site!=-1 && entry['Site']!=site)
         continue;

      let regEntry=this.matchRegistration(entry);
      if (!regEntry){
         //skip mismatched crfEntry
         this.print(fName+' ['+entry['Key']+'] no match found ');
         i++;
         continue;
      }
      //link crfEntry to registration row
      let idLabel=crfSetup.getParticipantLabel(regEntry);
      let form=entry['Form'];
      this.addObjectToIdFormMap(entry,entryMap,idLabel,form);
   }
   this.print('Found '+(n-i)+'/'+n+' participants');

   this.showArray(entryMap);
   //for (let idLabel in entryMap){
   

}

participantOverview.showArray=
function(entryMap){
   let table=crfHTML.createTable('formDiv');
   crfHTML.addStyle(table,"tOverview");
   let formRows=crfSetup.getRows('dataForms');
   let row=table.insertRow();
   let cell=row.insertCell();

   let stMap=crfSetup.getEntryMap('formStatusAll');
   let that=this;

   for (let i=0;i<formRows.length;i++){
      let formName=formRows[i]['formName'];
      cell=row.insertCell();
      let tNode=crfHTML.createTextNode(formName,null,cell);
      crfHTML.addStyle(cell,'small');
   }

   for (let idLabel in entryMap){
      row=table.insertRow();
      let cell=crfHTML.createTblHeader(null,row);
      crfHTML.createTextNode(idLabel,null,cell);
      cell.onclick=function(){that.openParticipant(idLabel);};
      for (let i=0;i<formRows.length;i++){
         let form=formRows[i]['Key'];
         let count=new Object();
         if (form in entryMap[idLabel]){
            let ar=entryMap[idLabel][form];
            for (let i=0;i<ar.length;i++){
               let entry=ar[i];
               let st=entry['FormStatus'];
               if (!(st in count)) count[st]=0;
               count[st]+=1;
            }
         }
         let label="";
         for (let s in count)
            label+=stMap[s]['formStatus']+':'+count[s]+" ";
         cell=row.insertCell();
         crfHTML.createTextNode(label,null,cell);
         crfHTML.addStyle(cell,'small');
      }
   }

}

participantOverview.openParticipant=
function(idLabel){
	let formUrl="participantPortal";
	let params=new Object();
	params.name=formUrl;
   params['participantLabel']=idLabel;

	//params.pageId="CRF";

	//points to crf container
	let containerPath=crfSetup.getContainer('CRF');
        
	// This changes the page after building the URL. 
	//Note that the wiki page destination name is set in params.
        
	//let homeURL = LABKEY.ActionURL.buildURL("project", formUrl , containerPath, params);
	let homeURL = LABKEY.ActionURL.buildURL("crf_dora", formUrl , containerPath, params);
   this.print("Redirecting to "+homeURL);
	window.location = homeURL;

}