Add FCL Etheruem Provider AccountManager stub (#2078)

packages/fcl-ethereum-provider/src/accounts/account-manager.ts

@@ -0,0 +1,14 @@
+import * as fcl from "@onflow/fcl"
+
+export class AccountManager {
+  constructor(private user: typeof fcl.currentUser) {}
+
+  getAccounts(): string[] {
+    // ... get coa address
+    return []
+  }
+
+  subscribe(callback: (accounts: string[]) => void) {
+    // ...
+  }
+}

packages/fcl-ethereum-provider/src/create-provider.ts

@@ -3,7 +3,8 @@ import {Eip1193Provider} from "./types/provider"
 import {FclEthereumProvider} from "./provider"
 import {RpcProcessor} from "./rpc/rpc-processor"
 import {Service} from "@onflow/typedefs"
-import {EventManager} from "./events/event-manager"
+import {EventDispatcher} from "./events/event-dispatcher"
+import {AccountManager} from "./accounts/account-manager"
 
 /**
  * Create a new FCL Ethereum provider
@@ -29,8 +30,9 @@ export function createProvider(config: {
   service?: Service
   gateway?: string
 }): Eip1193Provider {
-  const rpcService = new RpcProcessor()
-  const eventService = new EventManager()
-  const provider = new FclEthereumProvider(rpcService, eventService)
+  const accountManager = new AccountManager(config.user)
+  const rpcProcessor = new RpcProcessor()
+  const eventProcessor = new EventDispatcher()
+  const provider = new FclEthereumProvider(rpcProcessor, eventProcessor)
   return provider
 }

packages/fcl-ethereum-provider/src/events/event-manager.ts → packages/fcl-ethereum-provider/src/events/event-dispatcher.ts

@@ -1,7 +1,7 @@
 import {EventCallback, ProviderEvents} from "../types/provider"
 import EventEmitter from "events"
 
-export class EventManager {
+export class EventDispatcher {
   private eventEmitter = new EventEmitter()
 
   constructor() {}

packages/fcl-ethereum-provider/src/provider.ts

@@ -6,12 +6,12 @@ import {
   ProviderResponse,
 } from "./types/provider"
 import {RpcProcessor} from "./rpc/rpc-processor"
-import {EventManager} from "./events/event-manager"
+import {EventDispatcher} from "./events/event-dispatcher"
 
 export class FclEthereumProvider implements Eip1193Provider {
   constructor(
     private rpcProcessor: RpcProcessor,
-    private eventService: EventManager
+    private eventDispatcher: EventDispatcher
   ) {}
 
   // Handle requests
@@ -35,14 +35,14 @@ export class FclEthereumProvider implements Eip1193Provider {
     event: E,
     listener: EventCallback<ProviderEvents[E]>
   ): void {
-    this.eventService.on(event, listener)
+    this.eventDispatcher.on(event, listener)
   }
 
   // Remove event listeners
   removeListener<E extends keyof ProviderEvents>(
     event: E,
     listener: EventCallback<ProviderEvents[E]>
   ): void {
-    this.eventService.off(event, listener)
+    this.eventDispatcher.off(event, listener)
   }
 }