From 36b5286a0906f344b6a0927520bf6c7b6ce2090d Mon Sep 17 00:00:00 2001
From: Pablo Baleztena <pablo@ultharsoftware.com>
Date: Wed, 23 Oct 2024 23:45:08 -0300
Subject: [PATCH] [fabric/core] Add JSON utility functions for parsing and
 stringifying with core types

---
 packages/fabric/core/deno.json             |  3 ++
 packages/fabric/core/index.ts              |  2 +
 packages/fabric/core/utils/index.ts        |  1 +
 packages/fabric/core/utils/json-utils.ts   | 43 ++++++++++++++++++++++
 packages/fabric/domain/deno.json           |  3 +-
 packages/fabric/domain/utils/index.ts      |  1 -
 packages/fabric/domain/utils/json-utils.ts | 14 -------
 7 files changed, 50 insertions(+), 17 deletions(-)
 create mode 100644 packages/fabric/core/utils/json-utils.ts
 delete mode 100644 packages/fabric/domain/utils/json-utils.ts

diff --git a/packages/fabric/core/deno.json b/packages/fabric/core/deno.json
index 9e23e9d..6c1ba7d 100644
--- a/packages/fabric/core/deno.json
+++ b/packages/fabric/core/deno.json
@@ -3,5 +3,8 @@
   "version": "0.1.0",
   "exports": {
     ".": "./index.ts"
+  },
+  "imports": {
+    "decimal": "jsr:@quentinadam/decimal@^0.1.6"
   }
 }
diff --git a/packages/fabric/core/index.ts b/packages/fabric/core/index.ts
index ad77c14..dfbd794 100644
--- a/packages/fabric/core/index.ts
+++ b/packages/fabric/core/index.ts
@@ -1,3 +1,4 @@
+import Decimal from "decimal";
 export * from "./array/index.ts";
 export * from "./error/index.ts";
 export * from "./record/index.ts";
@@ -7,3 +8,4 @@ export * from "./time/index.ts";
 export * from "./types/index.ts";
 export * from "./utils/index.ts";
 export * from "./variant/index.ts";
+export { Decimal };
diff --git a/packages/fabric/core/utils/index.ts b/packages/fabric/core/utils/index.ts
index 32f4fea..67fd1a9 100644
--- a/packages/fabric/core/utils/index.ts
+++ b/packages/fabric/core/utils/index.ts
@@ -1 +1,2 @@
 export * from "./ensure.ts";
+export * from "./json-utils.ts";
diff --git a/packages/fabric/core/utils/json-utils.ts b/packages/fabric/core/utils/json-utils.ts
new file mode 100644
index 0000000..a2f47f5
--- /dev/null
+++ b/packages/fabric/core/utils/json-utils.ts
@@ -0,0 +1,43 @@
+import { isRecord, PosixDate } from "@fabric/core";
+import Decimal from "decimal";
+
+export namespace JSONUtils {
+  export function reviver(key: string, value: unknown) {
+    if (isRecord(value)) {
+      if (value._type === "bigint" && typeof value.value == "string") {
+        return BigInt(value.value);
+      }
+
+      if (value._type === "decimal" && typeof value.value == "string") {
+        return Decimal.from(value.value);
+      }
+
+      if (PosixDate.isPosixDateJSON(value)) {
+        return PosixDate.fromJson(value);
+      }
+    }
+    return value;
+  }
+
+  export function parse<T>(json: string): T {
+    return JSON.parse(json, reviver);
+  }
+
+  export function stringify<T>(value: T): string {
+    return JSON.stringify(value, (key, value) => {
+      if (typeof value === "bigint") {
+        return {
+          _type: "bigint",
+          value: value.toString(),
+        };
+      }
+      if (value instanceof Decimal) {
+        return {
+          _type: "decimal",
+          value: value.toString(),
+        };
+      }
+      return value;
+    });
+  }
+}
diff --git a/packages/fabric/domain/deno.json b/packages/fabric/domain/deno.json
index 6621ea7..4732b66 100644
--- a/packages/fabric/domain/deno.json
+++ b/packages/fabric/domain/deno.json
@@ -6,7 +6,6 @@
   },
   "imports": {
     "@fabric/core": "jsr:@fabric/core",
-    "@fabric/validations": "jsr:@fabric/validations",
-    "decimal": "jsr:@quentinadam/decimal@^0.1.6"
+    "@fabric/validations": "jsr:@fabric/validations"
   }
 }
diff --git a/packages/fabric/domain/utils/index.ts b/packages/fabric/domain/utils/index.ts
index 385247d..72c446e 100644
--- a/packages/fabric/domain/utils/index.ts
+++ b/packages/fabric/domain/utils/index.ts
@@ -1,2 +1 @@
-export * from "./json-utils.ts";
 export * from "./sort-by-dependencies.ts";
diff --git a/packages/fabric/domain/utils/json-utils.ts b/packages/fabric/domain/utils/json-utils.ts
deleted file mode 100644
index 22d3340..0000000
--- a/packages/fabric/domain/utils/json-utils.ts
+++ /dev/null
@@ -1,14 +0,0 @@
-import { PosixDate } from "@fabric/core";
-
-export namespace JSONUtils {
-  export function reviver(key: string, value: unknown) {
-    if (PosixDate.isPosixDateJSON(value)) {
-      return PosixDate.fromJson(value);
-    }
-    return value;
-  }
-
-  export function parse<T>(json: string): T {
-    return JSON.parse(json, reviver);
-  }
-}