public class LNC01_Opp_Bonlivraison {    
    @AuraEnabled
    public static String getAccountWeather(Id oppid) {
        try {
            //Recupetation Opportunity Id
            Opportunity opp = [SELECT id, AccountId, createddate, OwnerId, Traitement_Fiscal__c,Pricebook2Id FROM Opportunity WHERE Id=:oppid];           
            system.debug('oppid  '+opp.id);
            
            //Recuperation de type de transaction Bon de livraison
            s2cor__Sage_INV_Trade_Document_Type__c typetransaction = [select id from s2cor__Sage_INV_Trade_Document_Type__c where name = :label.LNC_BonLivraison];
            if (opp != null || Test.isRunningTest())
            { //Creation Nouvelle transaction
               s2cor__Sage_INV_Trade_Document__c Newtransaction = new s2cor__Sage_INV_Trade_Document__c();
            Date myDate = date.newinstance(opp.createddate.year(), opp.createddate.month(), opp.createddate.day());
            
            Newtransaction.s2cor__Account__c= opp.AccountId;
            Newtransaction.Opportunite__c= oppid;
            Newtransaction.s2cor__Date__c= myDate;
            Newtransaction.OwnerId= opp.OwnerId;            
            Newtransaction.s2cor__Tax_Treatment__c= opp.Traitement_Fiscal__c;       
            Newtransaction.s2cor__Trade_Document_Type__c= typetransaction.id;         
            Newtransaction.s2cor__Price_Book__c = opp.Pricebook2Id;          
                
            
            insert Newtransaction; 
            
            system.debug('Newtransaction  '+Newtransaction.id);
            
            //Creation nouvelles lignes de transaction             
            List<OpportunityLineItem> Opplineitem = [select id,Product2Id,Quantity,Dimension_Tag_Analytique__c,Dimension_Tag_budget__c,Dimension_Tag_BUDGET1__c,Dimension_Tag_BUDGET2__c
                                                     from OpportunityLineItem where OpportunityId= :opp.id];
            system.debug('Opplineitemsize  '+Opplineitem.size()); 
            
            id Product_Tag = NULL;
            
            list <s2cor__Sage_INV_Trade_Document_Item__c> listtransactionlinetoupdate = new list <s2cor__Sage_INV_Trade_Document_Item__c>();
            for (OpportunityLineItem  Opplineit : Opplineitem){
                
                s2cor__Sage_INV_Trade_Document_Item__c transactionlinetoupdate = new s2cor__Sage_INV_Trade_Document_Item__c();
                transactionlinetoupdate.s2cor__Trade_Document__c= Newtransaction.id;
                transactionlinetoupdate.s2cor__Product__c=  Opplineit.Product2Id;
                transactionlinetoupdate.s2cor__Quantity__c = Opplineit.Quantity;              
                listtransactionlinetoupdate.add(transactionlinetoupdate);
                 }
            
             system.debug('listtransacsizetionlinetoupdate  '+listtransactionlinetoupdate.size()); 
            insert listtransactionlinetoupdate;
              	
        } 
            return '{"succes": "}'; 
            }catch(Exception ex){
             system.debug('Exception  '+ex); 
            return '{"error": "}';
        }
    }
}

@istest
public class LNC01_Opp_Bonlivraison_Test {
static testMethod void theTests(){
Opportunity Opp = new Opportunity();
Opp.name = 'testopp1';
Opp.StageName = '1 Pre-Qualified'; 
Opp.CloseDate= system.today();
Opp.AccountId = '001D0000024cW2MIAU';   
insert Opp;   
LNC01_Opp_Bonlivraison.getAccountWeather(Opp.id);
}    
}