Applying Payment to an Invoice

1// Create a Map to store all the data of a Payment 2Map<String, Object> paymentMap = new Map<String, Object>(); 3paymentMap.put('TotalAmt','20'); 4paymentMap.put('DisplayName','Breadwinner Inc'); 5paymentMap.put('CustomerRef' , new Map<String, Object>{'value' => '70'}); 6 7// Link first Invoice to a Payment 8Map<String,Object> lineMap = new Map<String, Object>(); 9lineMap.put('Amount','10'); 10 11Map<String,Object> linkedTxnMap = new Map<String, Object>(); 12linkedTxnMap.put('TxnId','233'); 13linkedTxnMap.put('TxnType','Invoice'); 14 15List<object> linkedTxnList = new List<object>(); 16linkedTxnList.add(linkedTxnMap); 17 18lineMap.put('LinkedTxn',linkedTxnList); 19 20// Link second Invoice to a Payment 21Map<String,Object> paymentLineMap = new Map<String, Object>(); 22paymentLineMap.put('Amount','10'); 23 24Map<String,Object> paymentLinkedTxnMap = new Map<String, Object>(); 25paymentLinkedTxnMap.put('TxnId','234'); 26paymentLinkedTxnMap.put('TxnType','Invoice'); 27 28List<object> paymentLinkedTxnList = new List<object>(); 29paymentLinkedTxnList.add(paymentLinkedTxnMap); 30 31paymentLineMap.put('LinkedTxn',paymentLinkedTxnList); 32 33List<object> lineList = new List<object>(); 34lineList.add(lineMap); 35lineList.add(paymentLineMap); 36paymentMap.put('Line' ,lineList); 37 38// Initializing the RequestJSON Data to be passed. 39Map<String, Object> requestJSONMap = new Map<String, Object>(); 40requestJSONMap.put('payments', new List<Object>{paymentMap}); 41String reqJSON = JSON.serialize(requestJSONMap); 42 43Map<String, Object> reqObj = new Map<String, Object>(); 44reqObj.put('version', '1.0'); 45reqObj.put('action', 'createPayment'); 46reqObj.put('requestJSON', reqJSON); 47//Required, if QuickBooks Multi-Org is enabled in Breadwinner. 48//reqObj.put('qbOrgId', '4620816365285051610'); 49System.debug(reqJSON); 50 51// Placing a request to Breadwinner Global API 52Map<String, Object> respMap = breadwinner_qbo.BreadwinnerQBAPI.call(reqObj); 53System.debug(respMap);