BREAKING CHANGE(filter design): filters now are congruent with their data types. Static extensions of doc base class now are fully typed with automatic reference to their child classes.

test/test.ts

@@ -111,7 +111,7 @@ tap.test('expect to get instance of Car with shallow match', async () => {
   let counter = 0;
   do {
     const timeStart = Date.now();
-    const myCars = await Car.getInstances<Car>({
+    const myCars = await Car.getInstances({
       brand: 'Renault',
     });
     if (counter % 10 === 0) {
@@ -132,9 +132,11 @@ tap.test('expect to get instance of Car with deep match', async () => {
   let counter = 0;
   do {
     const timeStart = Date.now();
-    const myCars2 = await Car.getInstances<Car>({
+    const myCars2 = await Car.getInstances({
-      'deepData.sodeep': 'yes',
+      deepData: {
-    } as any);
+        sodeep: 'yes'
+      },
+    });
     if (counter % 10 === 0) {
       console.log(
         `performed ${counter} of ${totalQueryCycles} total query cycles: took ${
@@ -158,7 +160,7 @@ tap.test('expect to get instance of Car and update it', async () => {
 });
 
 tap.test('should be able to delete an instance of car', async () => {
-  const myCars = await Car.getInstances<Car>({
+  const myCars = await Car.getInstances({
     brand: 'Volvo',
     color: 'blue',
   });
@@ -198,13 +200,15 @@ class Truck extends smartdata.SmartDataDbDoc<Car, Car> {
 tap.test('should store a new Truck', async () => {
   const truck = new Truck('blue', 'MAN');
   await truck.save();
-  const myTruck = await Truck.getInstance<Truck>({ color: 'blue' });
+  const myTruck = await Truck.getInstance({ color: 'blue' });
   myTruck.id = 'foo';
   await myTruck.save();
-  const myTruck2 = await Truck.getInstance<Truck>({ color: 'blue' });
+  const myTruck2 = await Truck.getInstance({ color: 'blue' });
   console.log(myTruck2);
 });
 
+tap.test('should ', async () => {})
+
 // =======================================
 // close the database connection
 // =======================================

ts/smartdata.classes.doc.ts

@@ -79,13 +79,35 @@ export class SmartDataDbDoc<T extends TImplements, TImplements> {
   constructor() {}
 
   public static async getInstances<T>(
+    this: plugins.tsclass.typeFest.Class<T>,
     filterArg: plugins.tsclass.typeFest.PartialDeep<T>
   ): Promise<T[]> {
-    const foundDocs = await this.collection.find(filterArg);
+    const convertedFilter: any = {};
+    const convertFilterArgument = (keyPathArg: string, filterArg2: any) => {
+      if (typeof filterArg2 === 'object') {
+        for (const key of Object.keys(filterArg2)) {
+          if (key.startsWith('$')) {
+            convertedFilter[keyPathArg] = filterArg2;
+            return;
+          } else if (key.includes('.')) {
+            throw new Error('keys cannot contain dots');
+          }
+        }
+        for (const key of Object.keys(filterArg2)) {
+          convertFilterArgument(`${keyPathArg}.${key}`, filterArg2[key]);
+        } 
+      } else {
+        convertedFilter[keyPathArg] = filterArg2
+      }
+    }
+    for (const key of Object.keys(filterArg)) {
+      convertFilterArgument(key, filterArg[key]);
+    }
+    const foundDocs = await (this as any).collection.find(convertedFilter);
     const returnArray = [];
     for (const item of foundDocs) {
       const newInstance = new this();
-      newInstance.creationStatus = 'db';
+      (newInstance as any).creationStatus = 'db';
       for (const key of Object.keys(item)) {
         newInstance[key] = item[key];
       }
@@ -95,9 +117,10 @@ export class SmartDataDbDoc<T extends TImplements, TImplements> {
   }
 
   public static async getInstance<T>(
+    this: plugins.tsclass.typeFest.Class<T>,
     filterArg: plugins.tsclass.typeFest.PartialDeep<T>
   ): Promise<T> {
-    const result = await this.getInstances<T>(filterArg);
+    const result = await (this as any).getInstances(filterArg);
     if (result && result.length > 0) {
       return result[0];
     }