[iOS] - Revert SkusScript MethodIDs (#27010)

ios/brave-ios/Sources/Brave/Frontend/UserContent/UserScripts/Scripts_Dynamic/ScriptHandlers/Paged/BraveSkusScriptHandler.swift

@@ -38,7 +38,8 @@ class BraveSkusScriptHandler: TabContentScript {
 
     return WKUserScript(
       source: secureScript(
-        handlerNamesMap: ["$<message_handler>": messageHandlerName],
+        handlerNamesMap: ["$<message_handler>": messageHandlerName]
+          .merging(Method.map, uniquingKeysWith: { $1 }),
         securityToken: scriptId,
         script: script
       ),
@@ -68,7 +69,7 @@ class BraveSkusScriptHandler: TabContentScript {
       return
     }
 
-    guard let requestedMethod = response["method_id"] as? Int,
+    guard let requestedMethod = response["method_id"] as? String,
       let method = Method(rawValue: requestedMethod)
     else {
       Logger.module.error("Brave skus request with invalid method-id")
@@ -139,12 +140,12 @@ class BraveSkusScriptHandler: TabContentScript {
 }
 
 extension BraveSkusScriptHandler {
-  private enum Method: Int, CaseIterable {
-    case refreshOrder = 1
-    case fetchOrderCredentials = 2
-    case prepareCredentialsPresentation = 3
-    case credentialsSummary = 4
-    case setLocalStorageReceipt = 5
+  private enum Method: String, CaseIterable {
+    case refreshOrder
+    case fetchOrderCredentials
+    case prepareCredentialsPresentation
+    case credentialsSummary
+    case setLocalStorageReceipt
 
     static var map: [String: String] {
       var jsDict = [String: String]()

ios/brave-ios/Sources/Brave/Frontend/UserContent/UserScripts/Scripts_Dynamic/Scripts/DomainSpecific/Paged/BraveSkusScript.js

@@ -19,7 +19,7 @@ window.__firefox__.includeOnce("BraveSkusScript", function($) {
   }
   
   // Request VPN Receipt
-  sendMessage($<setLocalStorageReceipt>, { "message": "vpn" })
+  sendMessage('$<setLocalStorageReceipt>', { "message": "vpn" })
   .then(function(jsonData) {
     if (jsonData) {
       window.localStorage.setItem(jsonData["key"], jsonData["data"]);
@@ -31,7 +31,7 @@ window.__firefox__.includeOnce("BraveSkusScript", function($) {
   });
   
   // Request Leo Receipt
-  sendMessage($<setLocalStorageReceipt>, { "message": "leo" })
+  sendMessage('$<setLocalStorageReceipt>', { "message": "leo" })
   .then(function(jsonData) {
     if (jsonData) {
       window.localStorage.setItem("braveLeo.orderId", jsonData["braveLeo.orderId"])
@@ -49,19 +49,19 @@ window.__firefox__.includeOnce("BraveSkusScript", function($) {
     writable: false,
       value: {
         refresh_order(orderId) {
-          return sendMessage($<refreshOrder>, { orderId });
+          return sendMessage('$<refreshOrder>', { orderId });
         },
 
         fetch_order_credentials(orderId) {
-          return sendMessage($<fetchOrderCredentials>, { orderId });
+          return sendMessage('$<fetchOrderCredentials>', { orderId });
         },
 
         prepare_credentials_presentation(domain, path) {
-          return sendMessage($<prepareCredentialsPresentation>, { domain, path });
+          return sendMessage('$<prepareCredentialsPresentation>', { domain, path });
         },
 
         credential_summary(domain) {
-          return sendMessage($<credentialsSummary>, { domain });
+          return sendMessage('$<credentialsSummary>', { domain });
         }
       }
   });