From 00638ed8457da068065c13b085a3f5be87a5b8fa Mon Sep 17 00:00:00 2001
From: PalmDevs <git@palmdevs.me>
Date: Fri, 18 Jul 2025 23:36:04 +0700
Subject: [PATCH] feat(lib/modules/metro): switch to proper objects for storage

---
 lib/modules/src/metro/custom.ts  | 38 ++++++++++++--------------------
 lib/modules/src/metro/patches.ts | 16 +++++++-------
 lib/modules/src/metro/utils.ts   |  6 ++---
 lib/modules/src/types.ts         | 16 +++++++-------
 4 files changed, 33 insertions(+), 43 deletions(-)

diff --git a/lib/modules/src/metro/custom.ts b/lib/modules/src/metro/custom.ts
index 35f0b4f..0d0d5fb 100644
--- a/lib/modules/src/metro/custom.ts
+++ b/lib/modules/src/metro/custom.ts
@@ -13,44 +13,34 @@ const HasImportedAll = 1 << 3
 const Initializing = 1 << 4
 
 const InitializedOrInitializing = Initialized | Initializing
-
 const NotInitializedOrInitializingMask = ~InitializedOrInitializing
 
-export const FlagKey = 0
-export const ModuleObjectKey = 1
-const FactoryKey = 2
-const ImportedDefaultKey = 3
-const ImportedAllKey = 4
-const ErrorKey = 5
-
 export const global = globalThis
 
 export const metroRequire = (moduleId => {
-    const module = mList.get(moduleId)!
-    const flags = module[FlagKey]
-    const moduleObject = module[ModuleObjectKey]
+    const mod = mList.get(moduleId)!
+    const { flags, module: moduleObject } = mod
 
     if (flags & InitializedOrInitializing) return moduleObject.exports
-    if (flags & HasError) throw module[ErrorKey]
+    if (flags & HasError) throw mod.error
 
-    module[FlagKey] |= Initializing
+    mod.flags |= Initializing
     moduleObject.id = moduleId
 
     try {
-        const factory = module[FactoryKey]
-        module[FactoryKey] = undefined
+        const { factory } = mod
+        mod.factory = undefined
 
         factory!()
 
-        module[FlagKey] =
-            (flags & NotInitializedOrInitializingMask) | Initialized
+        mod.flags = (flags & NotInitializedOrInitializingMask) | Initialized
 
         return moduleObject.exports
     } catch (e) {
-        module[FlagKey] = (flags & NotInitializedOrInitializingMask) | HasError
-        module[ErrorKey] = e
+        mod.flags = (flags & NotInitializedOrInitializingMask) | HasError
+        mod.error = e
         // @ts-expect-error: We never access this key again
-        module[ModuleObjectKey] = undefined
+        mod.module = undefined
 
         // @ts-expect-error: Not documented, but used by React Native
         if (global.ErrorUtils) global.ErrorUtils.reportFatalError(e)
@@ -62,20 +52,20 @@ global.__r = metroRequire
 
 export const metroImportDefault: Metro.RequireFn = moduleId => {
     const mod = mList.get(moduleId)!
-    if (mod[FlagKey] & HasImportedDefault) return mod[ImportedDefaultKey]
+    if (mod.flags & HasImportedDefault) return mod.importedDefault
 
     const exports = metroRequire(moduleId)
-    return (mod[ImportedDefaultKey] = exports?.__esModule
+    return (mod.importedDefault = exports?.__esModule
         ? exports.default
         : exports)
 }
 
 export const metroImportAll: Metro.RequireFn = moduleId => {
     const mod = mList.get(moduleId)!
-    if (mod[FlagKey] & HasImportedAll) return mod[ImportedAllKey]
+    if (mod.flags & HasImportedAll) return mod.importedAll
 
     const exports = metroRequire(moduleId)
     if (!exports?.__esModule) exports.default = exports
 
-    return (mod[ImportedAllKey] = exports)
+    return (mod.importedAll = exports)
 }
diff --git a/lib/modules/src/metro/patches.ts b/lib/modules/src/metro/patches.ts
index ab72261..42c167e 100644
--- a/lib/modules/src/metro/patches.ts
+++ b/lib/modules/src/metro/patches.ts
@@ -38,16 +38,16 @@ const metroDefine = (
 
     const moduleObject = { exports: {} }
 
-    mList.set(id, [
-        0,
-        moduleObject,
-        () => {
+    mList.set(id, {
+        flags: 0,
+        module: moduleObject,
+        factory: () => {
             handleFactoryCall(factory, moduleObject)
         },
-        undefined, // Imported default
-        undefined, // Imported all
-        undefined, // Error
-    ])
+        importedDefault: undefined,
+        importedAll: undefined,
+        error: undefined,
+    })
 }
 
 /**
diff --git a/lib/modules/src/metro/utils.ts b/lib/modules/src/metro/utils.ts
index 0d01bb8..72f0f84 100644
--- a/lib/modules/src/metro/utils.ts
+++ b/lib/modules/src/metro/utils.ts
@@ -1,5 +1,5 @@
 import { isProxy } from '@revenge-mod/utils/proxy'
-import { FlagKey, Initialized, ModuleObjectKey } from './custom'
+import { Initialized } from './custom'
 import { mDeps, mList } from './patches'
 import type { Metro } from '../types'
 
@@ -20,7 +20,7 @@ export function getModuleDependencies(
  * @returns Non-zero number if the module is initialized, `0` if it is not initialized or does not exist.
  */
 export function isModuleInitialized(id: Metro.ModuleID): number | undefined {
-    return mList.get(id)?.[FlagKey]! & Initialized
+    return mList.get(id)?.flags! & Initialized
 }
 
 /**
@@ -34,7 +34,7 @@ export function isModuleInitialized(id: Metro.ModuleID): number | undefined {
 export function getInitializedModuleExports(
     id: Metro.ModuleID,
 ): Metro.ModuleExports | undefined {
-    return mList.get(id)?.[ModuleObjectKey]?.exports
+    return mList.get(id)?.module?.exports
 }
 
 /**
diff --git a/lib/modules/src/types.ts b/lib/modules/src/types.ts
index f9d6961..13c7d27 100644
--- a/lib/modules/src/types.ts
+++ b/lib/modules/src/types.ts
@@ -72,14 +72,14 @@ export namespace Metro {
 }
 
 export namespace RevengeMetro {
-    export type ModuleDefinition<Initialized = boolean> = [
-        flags: number,
-        module: Metro.Module,
-        factory: If<Initialized, undefined, () => void>,
-        importedDefault?: Metro.ModuleExports,
-        importedAll?: Metro.ModuleExports,
-        error?: If<Initialized, undefined, any>,
-    ]
+    export type ModuleDefinition<Initialized = boolean> = {
+        flags: number
+        module: Metro.Module
+        factory: If<Initialized, undefined, () => void>
+        importedDefault?: Metro.ModuleExports
+        importedAll?: Metro.ModuleExports
+        error?: If<Initialized, undefined, any>
+    }
 
     export type ModuleList = Map<Metro.ModuleID, ModuleDefinition>
 }