fix(controller): save remaps per profile, gate modals on enabled (#69)

src/main/controller-config-update.ts

@@ -2,6 +2,66 @@ import type { ControllerConfigUpdate, RawConfig } from '../types';
 
 type RawControllerConfig = NonNullable<RawConfig['controller']>;
 type RawControllerBindings = NonNullable<RawControllerConfig['bindings']>;
+type RawControllerButtonIndices = NonNullable<RawControllerConfig['buttonIndices']>;
+type RawControllerProfiles = NonNullable<RawControllerConfig['profiles']>;
+type RawControllerProfile = NonNullable<RawControllerProfiles[string]>;
+
+const RESERVED_CONTROLLER_PROFILE_IDS = new Set(['__proto__', 'constructor', 'prototype']);
+
+function mergeBindingPatch(
+  currentBindings: RawControllerBindings | undefined,
+  updateBindings: RawControllerBindings | undefined,
+): RawControllerBindings | undefined {
+  if (!currentBindings && !updateBindings) return undefined;
+  const nextBindings: RawControllerBindings = {
+    ...(currentBindings ?? {}),
+  };
+
+  for (const [key, value] of Object.entries(updateBindings ?? {}) as Array<
+    [keyof RawControllerBindings, RawControllerBindings[keyof RawControllerBindings] | undefined]
+  >) {
+    if (value === undefined) continue;
+    (nextBindings as Record<string, unknown>)[key] = structuredClone(value);
+  }
+
+  return nextBindings;
+}
+
+function mergeButtonIndexPatch(
+  currentButtonIndices: RawControllerButtonIndices | undefined,
+  updateButtonIndices: RawControllerButtonIndices | undefined,
+): RawControllerButtonIndices | undefined {
+  if (!currentButtonIndices && !updateButtonIndices) return undefined;
+  return {
+    ...(currentButtonIndices ?? {}),
+    ...(updateButtonIndices ?? {}),
+  };
+}
+
+function mergeControllerProfile(
+  currentProfile: RawControllerProfile | undefined,
+  updateProfile: RawControllerProfile,
+): RawControllerProfile {
+  const nextProfile: RawControllerProfile = {
+    ...(currentProfile ?? {}),
+    ...updateProfile,
+  };
+
+  const buttonIndices = mergeButtonIndexPatch(
+    currentProfile?.buttonIndices,
+    updateProfile.buttonIndices,
+  );
+  if (buttonIndices) {
+    nextProfile.buttonIndices = buttonIndices;
+  }
+
+  const bindings = mergeBindingPatch(currentProfile?.bindings, updateProfile.bindings);
+  if (bindings) {
+    nextProfile.bindings = bindings;
+  }
+
+  return nextProfile;
+}
 
 export function applyControllerConfigUpdate(
   currentController: RawConfig['controller'] | undefined,
@@ -12,26 +72,38 @@ export function applyControllerConfigUpdate(
     ...update,
   };
 
-  if (currentController?.buttonIndices || update.buttonIndices) {
-    nextController.buttonIndices = {
-      ...(currentController?.buttonIndices ?? {}),
-      ...(update.buttonIndices ?? {}),
-    };
+  const buttonIndices = mergeButtonIndexPatch(
+    currentController?.buttonIndices,
+    update.buttonIndices,
+  );
+  if (buttonIndices) {
+    nextController.buttonIndices = buttonIndices;
   }
 
-  if (currentController?.bindings || update.bindings) {
-    const nextBindings: RawControllerBindings = {
-      ...(currentController?.bindings ?? {}),
-    };
+  const bindings = mergeBindingPatch(currentController?.bindings, update.bindings);
+  if (bindings) {
+    nextController.bindings = bindings;
+  }
 
-    for (const [key, value] of Object.entries(update.bindings ?? {}) as Array<
-      [keyof RawControllerBindings, RawControllerBindings[keyof RawControllerBindings] | undefined]
+  if (currentController?.profiles || update.profiles) {
+    const nextProfiles: RawControllerProfiles = {};
+    for (const [profileId, profile] of Object.entries(currentController?.profiles ?? {}) as Array<
+      [string, RawControllerProfile]
     >) {
-      if (value === undefined) continue;
-      (nextBindings as Record<string, unknown>)[key] = structuredClone(value);
+      if (RESERVED_CONTROLLER_PROFILE_IDS.has(profileId)) continue;
+      nextProfiles[profileId] = profile;
     }
-
-    nextController.bindings = nextBindings;
+    for (const [profileId, profileUpdate] of Object.entries(update.profiles ?? {}) as Array<
+      [string, RawControllerProfile | undefined]
+    >) {
+      if (RESERVED_CONTROLLER_PROFILE_IDS.has(profileId)) continue;
+      if (profileUpdate === undefined) continue;
+      nextProfiles[profileId] = mergeControllerProfile(
+        currentController?.profiles?.[profileId],
+        profileUpdate,
+      );
+    }
+    nextController.profiles = nextProfiles;
   }
 
   return nextController;