Add in AD2 decode.

src/main/decoder/decode-ad1.ts

@@ -2,6 +2,7 @@ import { DBFFile } from "dbffile";
 import log from "electron-log/main";
 import _ from "lodash";
 import deepLowerCaseKeys from "../../util/deepLowercaseKeys";
+import { OwnerRecordInterface, ParsedAD1 } from "./decode-ad1.interface";
 
 const DecodeAD1 = async (extensionlessFilePath: string): Promise<ParsedAD1> => {
   let dbf;
@@ -15,9 +16,7 @@ const DecodeAD1 = async (extensionlessFilePath: string): Promise<ParsedAD1> => {
 
   if (!dbf) {
     log.error(`Could not find any AD1 files at ${extensionlessFilePath}`);
-    return {
-      id: 0,
-    };
+    return null;
   }
 
   const rawDBFRecord = await dbf.readRecords(1);
@@ -200,20 +199,3 @@ const DecodeAD1 = async (extensionlessFilePath: string): Promise<ParsedAD1> => {
   return { ...rawAd1Data, owner: { data: ownerRecord } };
 };
 export default DecodeAD1;
-
-interface OwnerRecordInterface {
-  ownr_ln: string;
-  ownr_fn: string;
-  ownr_title: string;
-  ownr_co_nm: string;
-  ownr_addr1: string;
-  ownr_addr2: string;
-  ownr_city: string;
-  ownr_st: string;
-  ownr_zip: string;
-  ownr_ctry: string;
-  ownr_ph1: string;
-  ownr_ph2: string;
-  ownr_ea: string;
-  shopid: string;
-}