Fixed some stuff not getting checked against null

ref #39 gosh i sometimes hate js types

src/models/actions/UpdateRunnerOrganisation.ts

@@ -1,6 +1,6 @@
 import { IsInt, IsOptional } from 'class-validator';
 import { getConnectionManager } from 'typeorm';
-import { AddressNotFoundError, AddressWrongTypeError } from '../../errors/AddressErrors';
+import { AddressNotFoundError } from '../../errors/AddressErrors';
 import { Address } from '../entities/Address';
 import { RunnerOrganisation } from '../entities/RunnerOrganisation';
 import { CreateRunnerGroup } from './CreateRunnerGroup';
@@ -20,22 +20,18 @@ export class UpdateRunnerOrganisation extends CreateRunnerGroup {
      */
     @IsInt()
     @IsOptional()
-    address?: number;
+    address?: Address;
 
     /**
      * Get's this org's address from this.address.
      */
     public async getAddress(): Promise<Address> {
-        if (this.address === undefined) {
+        if (this.address === undefined || this.address === null) {
             return null;
         }
-        if (!isNaN(this.address)) {
-            let address = await getConnectionManager().get().getRepository(Address).findOne({ id: this.address });
-            if (!address) { throw new AddressNotFoundError; }
-            return address;
-        }
-
-        throw new AddressWrongTypeError;
+        let address = await getConnectionManager().get().getRepository(Address).findOne({ id: this.address.id });
+        if (!address) { throw new AddressNotFoundError; }
+        return address;
     }
 
     /**