public with sharing class Receive_Deliverables {
    string tempDels{get; set;}
    string[] deliArray;
    public string DSId{get;set;}
    public String confirmmsg{get;set;}
    public List<Deliverable__c> lstdels;
    boolean isUnreceive = false;
    public string PrevPageUrl = ApexPages.currentPage().getUrl();
// public Boolean refreshPage {get; set;}


    public Receive_Deliverables() {       
        DSId= ApexPages.currentPage().getParameters().get('id');
        UnreceiveLines = getUnreceiveLines();
//refreshPage=false;

    }



    public Receive_Deliverables(ApexPages.StandardSetController controller) {
        System.debug('Selected deliverables : '+ApexPages.currentPage().getParameters().get('DeliverablesIds'));
        if(ApexPages.currentPage().getParameters().get('DeliverablesIds') != null){
             tempDels= ApexPages.currentPage().getParameters().get('DeliverablesIds');
             deliArray = tempDels.split(',');
             DSId= ApexPages.currentPage().getParameters().get('id');
             UnreceiveLines = getUnreceiveLines();                                              
        }
       
    }
      
    List<Deliverable__c> ConfirmedDels{get;set;}
    Map<Id, Deliverable__c> InvoiceAmount;
    List<Deliverable__c> UnreceiveLines{get;set;}
    public string getDSId(){
     return DSId= ApexPages.currentPage().getParameters().get('id');

    }
    
    public List<Deliverable__c> getConfirmedDels() {
    if(ConfirmedDels == null)
       ConfirmedDels=[select id,IsLocked,Name,Amount_Paid__c,Balance__c,Deliverable_Number__c,Partial_Amount__c,Make_Partial_Payment__c,Notify_DS_Owner_for_PO_TroubleShoot_Del__c,Work_Approved_By__c,Approved_By_Date__c,Contractor_Invoice__c, Deliverable_Amount__c,due_date__c,Approval_Status__c,Deliverable_Description__c,Invoice_Date__c,PO_Number__c from Deliverable__c where Id IN : deliArray and (Approval_Status__c =: 'Not Completed' Or Approval_Status__c =: 'Deliverable Completed')];
         System.debug('Confirmed Deliverables: '+ConfirmedDels.size());
               
       return ConfirmedDels ;
    }

        public List<Deliverable__c> getUnreceiveLines(){
            if(UnreceiveLines == null )
             UnreceiveLines=[select id,IsLocked,Name,Amount_Paid__c,Balance__c,Deliverable_Number__c,Partial_Amount__c,Make_Partial_Payment__c,Notify_DS_Owner_for_PO_TroubleShoot_Del__c,Work_Approved_By__c,Approved_By_Date__c,Contractor_Invoice__c, Deliverable_Amount__c,due_date__c,Approval_Status__c,Deliverable_Description__c,PO_Number__c from Deliverable__c where Opportunity__c =:DSId and (Approval_Status__c =: 'Deliverable Approved for Payment') ];
      
                return UnreceiveLines;
        }
      
       
       public Map<Id, Deliverable__c> getInvoiceAmount(){
            if(InvoiceAmount == null){
                InvoiceAmount = new Map<Id, Deliverable__c>();
                for(Deliverable__c del : getConfirmedDels()){               
                   InvoiceAmount.put(del.Id,del);               
                }
            }
            return InvoiceAmount ;
       
       }
      

      
      
public void ReceiveDeliverable(){
    
    try{
        if(ConfirmedDels.size() > 0 ){
        Boolean IsInvoiceAmountGreaterthanDeliAmount = false;
        if(UnreceiveLines == null || UnreceiveLines.size() == 0){
                UnreceiveLines = new List<deliverable__c>();
    }                    
        for(Deliverable__c deli : ConfirmedDels){
                deli.Approval_Status__c = 'Deliverable Completed';
                System.debug('Partial Amount: '+deli.Partial_Amount__c);
                if(deli.Partial_Amount__c == 0){
                        deli.Partial_Amount__c = null;
                }
                if(deli.Partial_Amount__c > deli.Deliverable_Amount__c){                    
                        IsInvoiceAmountGreaterthanDeliAmount = true;
                }
                if(deli.Partial_Amount__c <> null ){
               
                        if(deli.Make_Partial_Payment__c == false){
                                ApexPages.addmessage(new ApexPages.message(ApexPages.severity.ERROR  ,'Please check [Make Partial Payment?]field when you trying to do partail receive'));
                        }
                }
        }
        List<Database.Saveresult> Dbresult;
        if(!IsInvoiceAmountGreaterthanDeliAmount){                      
           Dbresult = Database.update(ConfirmedDels);
        }
        else
        {              
                ApexPages.addmessage(new ApexPages.message(ApexPages.severity.ERROR  ,'You cannot receive deliverable morethan deliverable amount. Invoice Amount should be less than or equal to Deliverable amount.'));
        }
       
           for(Integer i =0;i< ConfirmedDels.size();i++){
          
                if(Dbresult[i].isSuccess()){
                        try{
                        // create the new approval request to submit
                        Approval.ProcessSubmitRequest req = new Approval.ProcessSubmitRequest();
                        req.setComments('Submitted for approval. Please approve.');
                        req.setObjectId(ConfirmedDels[i].Id);
                        // submit the approval request for processing
                        Approval.ProcessResult result = Approval.process(req);
                        // display if the reqeust was successful
                        System.debug('Submitted for approval successfully: '+result.isSuccess());                                               
                          UnreceiveLines.add(ConfirmedDels[i]);  
                        }
                        catch(Exception ex){
                                ApexPages.addmessage(new ApexPages.message(ApexPages.severity.ERROR  ,'Unable to Submit the Record , please check the entry criteria.'));
                                 PageReference OppPage = Page.View_List_Of_Deliverables;
  
   

                        }
                }        
           
            }
           
                        //List<Deliverable__c> lstdels =getUnreceiveLines();
           if(Dbresult[0].isSuccess()){
               
                            
                   // if(ConfirmedDels.size() >1)
                    //ApexPages.addmessage(new ApexPages.message(ApexPages.severity.confirm,'You have successfully Received in Salesforce. Please click “Close” button to close this window or click “Back to Step 1” button if you want to receive another deliverable.'));
                    //ApexPages.addmessage(new ApexPages.message(ApexPages.severity.confirm,'You have successfully received in Salesforce. Please click “Close” button to close this window or click “Receive another Deliverable” button if you want to receive another deliverable.  REMINDER: 1.When contractor sends you the invoice, label invoice with PO number '+ConfirmedDels[0].PO_Number__c+' and send to AP. Payment will not be released unless invoice is validated by AP. (Except ERS Suppliers).\n 2. Upload a sofy copy of the invoice to the Deliverable record (click 5 digits deliverable number auto to go into the deliverable record) for archiving purpose. Scroll down to Notes & Attachements section and click Attach File.'));
      //confirmmsg='You have successfully received in Salesforce. Please click “Close” button to close this window or click “Receive another Deliverable” button if you want to receive another deliverable.';
      //ApexPages.addmessage(new ApexPages.message(ApexPages.severity.confirm,'REMINDER: 1.When contractor sends you the invoice, label invoice with PO number '+ConfirmedDels[0].PO_Number__c+' and send to AP. Payment will not be released unless invoice is validated by AP. (Except ERS Suppliers). 2. Upload a sofy copy of the invoice to the Deliverable record (click 5 digits deliverable number auto to go into the deliverable record) for archiving purpose. Scroll down to Notes & Attachements section and click Attach File.'));
                                           // ApexPages.addmessage(new ApexPages.message(ApexPages.severity.confirm,ConfirmedDels.size() +' Deliverables got received successfully , Please close the window'));
               
              //  if(ConfirmedDels.size() == 1)
                        //ApexPages.addmessage(new ApexPages.message(ApexPages.severity.confirm,'You have successfully Received in Salesforce. Please click “Close” button to close this window or click “Back to Step 1” button if you want to receive another deliverable.'));
                       // ApexPages.addmessage(new ApexPages.message(ApexPages.severity.confirm,'You have successfully received in Salesforce. Please click “Close” button to close this window or click “Receive another Deliverable” button if you want to receive another deliverable.  REMINDER: 1.When contractor sends you the invoice, label invoice with PO number '+ConfirmedDels[0].PO_Number__c+' and send to AP. Payment will not be released unless invoice is validated by AP. (Except ERS Suppliers). \n 2. Upload a sofy copy of the invoice to the Deliverable record (click 5 digits deliverable number auto to go into the deliverable record) for archiving purpose. Scroll down to Notes & Attachements section and click Attach File.'));
      confirmmsg='You have successfully received in Salesforce. Please click “Close” button to close this window or click “Receive another Deliverable” button if you want to receive another deliverable.';
      ApexPages.addmessage(new ApexPages.message(ApexPages.severity.confirm,'REMINDER: 1.When contractor sends you the invoice, label invoice with PO number '+ConfirmedDels[0].PO_Number__c+' and send to AP. Payment will not be released unless invoice is validated by AP. (Except ERS Suppliers). 2. Upload a sofy copy of the invoice to the Deliverable record (click 5 digits deliverable number auto to go into the deliverable record) for archiving purpose. Scroll down to Notes & Attachements section and click Attach File.'));                       
            }
        }
    }
    catch(Exception e){
     ApexPages.addmessage(new ApexPages.message(ApexPages.severity.ERROR  ,'Following error occured while Receiving '+ ApexPages.currentPage().getParameters().get('id')+ e));
    }
   
   if(UnreceiveLines == null || UnreceiveLines.size() == 0){
                UnreceiveLines = getUnreceiveLines();
    }
   
     
}

public void UnReceiveDeliverable(){
    
    try{     
            if(UnreceiveLines.size()>0){
                   
                for(Deliverable__c del : UnreceiveLines){
                        if(del.IsLocked ){
                                // create the new approval request to submit
                                Approval.ProcessSubmitRequest req = new Approval.ProcessSubmitRequest();               
                                req.setComments('Submitted for Unreceive deliverable/PO line.');
                                req.setObjectId(del.Id);
                                // submit the approval request for processing
                                Approval.ProcessResult result = Approval.process(req);
                                // display if the reqeust was successful
                                System.debug('Submitted for approval successfully: '+result.isSuccess());
                        }
               
               
                   
                        del.Approval_Status__c ='Not Completed';
                        del.Work_Approved_By__c= null;                    
                        del.Approved_By_Date__c=null;
                        del.Contractor_Invoice__c = null;
                        if(del.Make_Partial_Payment__c){
                                del.Make_Partial_Payment__c=false;
                                del.Partial_Amount__c=Decimal.valueOf('0');
                        }
                   
                }
               update UnreceiveLines;
             
               
            if(UnreceiveLines.size() == 1)
                ApexPages.addmessage(new ApexPages.message( ApexPages.severity.confirm,UnreceiveLines.size() +' Deliverable got Unreceived successfully, Please close the window'));
               
            if(UnreceiveLines.size() >1)
                ApexPages.addmessage(new ApexPages.message(ApexPages.severity.confirm,UnreceiveLines.size() +' Deliverables got Unreceived successfully , Please close the window'));
           }
    }
    catch(Exception e){
    ApexPages.addmessage(new ApexPages.message(ApexPages.severity.ERROR  ,'Following error occured while Receiving '+ ApexPages.currentPage().getParameters().get('id')+ e));
    }
   
   //PageReference OppPage = Page.View_List_Of_Deliverables;
  
   // OppPage.getParameters().put('id', ApexPages.currentPage().getParameters().get('id'));
    //OppPage.setRedirect(true); 
    //  return OppPage;
}



public PageReference goBack() {
    string id = ApexPages.currentPage().getParameters().get('id');
    PageReference OppPage = Page.View_List_Of_Deliverables;//new PageReference('https://na3.salesforce.com/apex/View_List_Of_Deliverables?id=' + id );
    OppPage.getParameters().put('id', id);
    OppPage.setRedirect(true); 
      return OppPage;
   }



public PageReference RedirectToActualPage(){
       
    PageReference OppPage_actual = new PageReference(PrevPageUrl);
    OppPage_actual.setRedirect(true);
    return OppPage_actual;
}

public PageReference CancelAction(){
string id = ApexPages.currentPage().getParameters().get('id');
PageReference OppPage = new PageReference('/' + id );
OppPage.setRedirect(true);
return OppPage;
}

}