From a2a92f483a098fabe2c0454410482e380ce8ba88 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Julien=20Valverd=C3=A9?= <julien.valverde@mailo.com>
Date: Wed, 17 Jan 2024 20:23:25 +0100
Subject: [PATCH] makeSchemableClassObservable

---
 src/observable/index.ts                       |  1 +
 .../makeSchemableClassObservable.ts           | 29 +++++++++++++++++++
 src/tests.ts                                  |  3 ++
 3 files changed, 33 insertions(+)
 create mode 100644 src/observable/makeSchemableClassObservable.ts

diff --git a/src/observable/index.ts b/src/observable/index.ts
index e69de29..6f219a5 100644
--- a/src/observable/index.ts
+++ b/src/observable/index.ts
@@ -0,0 +1 @@
+export * from "./makeSchemableClassObservable"
diff --git a/src/observable/makeSchemableClassObservable.ts b/src/observable/makeSchemableClassObservable.ts
new file mode 100644
index 0000000..7b5fcb7
--- /dev/null
+++ b/src/observable/makeSchemableClassObservable.ts
@@ -0,0 +1,29 @@
+import { mapValues } from "lodash-es"
+import { makeObservable, observable } from "mobx"
+import { AbstractConstructor } from "type-fest"
+import { z } from "zod"
+import { SchemableClass } from ".."
+
+
+export function makeSchemableClassObservable<
+    C                 extends SchemableClass<SchemaT, SchemaUnknownKeys, SchemaCatchall, Values, DefaultValues>,
+
+    SchemaT           extends z.ZodRawShape,
+    SchemaUnknownKeys extends z.UnknownKeysParam,
+    SchemaCatchall    extends z.ZodTypeAny,
+
+    Values            extends {},
+    DefaultValues     extends Partial<Values>,
+>(
+    extend: C | SchemableClass<SchemaT, SchemaUnknownKeys, SchemaCatchall, Values, DefaultValues>
+) {
+    return class extends (extend as AbstractConstructor<any>) {
+        constructor(...args: any[]) {
+            super(...args)
+
+            makeObservable(this,
+                mapValues(this.schema.shape, () => observable)
+            )
+        }
+    } as unknown as C
+}
diff --git a/src/tests.ts b/src/tests.ts
index 1ddf878..6015710 100644
--- a/src/tests.ts
+++ b/src/tests.ts
@@ -2,6 +2,7 @@ import { pipeInto } from "ts-functional-pipe"
 import { z } from "zod"
 import { defineDefaultValues, extendSchemableClass, makeSchemableClass, newSchemable } from "."
 import { dejsonifyBigIntSchema, dejsonifySchemable, jsonifyBigIntSchema, makeJsonifiableSchemableClass } from "./jsonifiable"
+import { makeSchemableClassObservable } from "./observable"
 
 
 const UserLevel = z.enum(["User", "Admin"])
@@ -20,6 +21,8 @@ class User extends pipeInto(
         }),
     }),
 
+    v => makeSchemableClassObservable(v),
+
     v => makeJsonifiableSchemableClass(v, {
         jsonifySchema: ({ schema, shape }) => schema.extend({
             id: jsonifyBigIntSchema(shape.id)