gitnik · November 17, 2015 15:53 · Nov 17, 2015
diff --git a/mapping.js b/mapping.js
@@ -0,0 +1,43 @@
+export default class HeardModel extends AbstractModel {
+    @ApiField('ApiConfidence')
+    private confidence: string = '';
+
+    @ApiField('heardType')
+    private type: string = '';
+
+    @ApiField('tradedOnDate', (dateString: string) => new Date(dateString), (date: Date) => date.getTime())
+    private traded: Date = new Date();
+}
+
+
+
+export default abstract class AbstractModel {
+    abstract fromApi(object) {
+        _.forEach(this.apiFieldsBag, (fieldObject, key) => {
+            this[key] = fieldObject.setFn(object[fieldObject.apiKey]);
+        });
+    }
+
+    abstract toApi() {
+        const ret = {};
+
+        _.forEach(this.apiFieldsBag, (fieldObject, key) => {
+            ret[fieldObject.apiKey] = fieldObject.getFn(this[key]);
+        });
+
+        return ret;
+    }
+}
+
+
+export default function ApiField(apiKey: string, setFn, getFn) {
+    return (target: Object, propertyKey: string, descriptor: TypedPropertyDescriptor<any>) => {
+        target.apiFieldsBag = target.apiFieldsBag || {};
+        target.apiFieldsBag[propertyKey] = {
+            apiKey: apiKey,
+            setFn: setFn || ((ret) => ret),
+            getFn: getFn || ((ret) => ret)
+        };
+        return descriptor;
+    };
+}