fix: network switch event broadcast twice

Author: classicalliu

packages/neuron-wallet/src/services/networks.ts

@@ -8,21 +8,9 @@ import { Validate, Required } from 'decorators'
 import { UsedName, NetworkNotFound, InvalidFormat } from 'exceptions'
 import { NetworkListSubject, CurrentNetworkIDSubject } from 'models/subjects/networks'
 import { MAINNET_GENESIS_HASH, EMPTY_GENESIS_HASH, NetworkID, NetworkName, NetworkRemote, NetworksKey, NetworkType, Network, NetworkWithID } from 'types/network'
-import { remote } from 'electron'
 import NetworkSwitchSubject from 'models/subjects/network-switch-subject'
 
-const isRenderer = process && process.type === 'renderer'
-const networkSwitchSubject = isRenderer
-  ? remote.require('./models/subjects/network-switch-subject').default.getSubject()
-  : NetworkSwitchSubject.getSubject()
-
-const currentNetworkIDSubject = isRenderer
-  ? remote.require('./models/subjects/networks').default.CurrentNetworkIDSubject
-  : CurrentNetworkIDSubject
-
-const networkListSubject = isRenderer
-  ? remote.require('./models/subjects/networks').default.NetworkListSubject
-  : NetworkListSubject
+const isMainProcess = process && process.type === 'browser'
 
 const presetNetworks: { selected: string, networks: NetworkWithID[] } = {
   selected: 'mainnet',
@@ -52,20 +40,26 @@ export default class NetworksService extends Store {
     super('networks', 'index.json', JSON.stringify(presetNetworks))
 
     const currentNetworkList = this.getAll()
-    networkListSubject.next({ currentNetworkList })
+    if (isMainProcess) {
+      NetworkListSubject.next({ currentNetworkList })
+    }
 
     const currentNetwork = this.getCurrent()
     if (currentNetwork) {
       if (currentNetwork.type !== NetworkType.Default) {
         this.update(currentNetwork.id, {}) // Update to trigger chain/genesis hash refresh
       }
 
-      currentNetworkIDSubject.next({ currentNetworkID: currentNetwork.id })
-      networkSwitchSubject.next(currentNetwork)
+      if (isMainProcess) {
+        CurrentNetworkIDSubject.next({ currentNetworkID: currentNetwork.id })
+        NetworkSwitchSubject.getSubject().next(currentNetwork)
+      }
     }
 
     this.on(NetworksKey.List, async (_, currentNetworkList: NetworkWithID[] = []) => {
-      networkListSubject.next({ currentNetworkList })
+      if (isMainProcess) {
+        NetworkListSubject.next({ currentNetworkList })
+      }
 
       const currentID = this.getCurrentID()
       if (currentNetworkList.find(network => network.id === currentID)) {
@@ -84,8 +78,10 @@ export default class NetworksService extends Store {
       if (!currentNetwork) {
         throw new NetworkNotFound(currentNetworkID)
       }
-      currentNetworkIDSubject.next({ currentNetworkID })
-      networkSwitchSubject.next(currentNetwork)
+      if (isMainProcess) {
+        CurrentNetworkIDSubject.next({ currentNetworkID })
+        NetworkSwitchSubject.getSubject().next(currentNetwork)
+      }
     })
   }
 
@@ -169,9 +165,9 @@ export default class NetworksService extends Store {
 
     this.updateAll(list)
 
-    if (this.getCurrentID() === id) {
-      currentNetworkIDSubject.next({ currentNetworkID: id })
-      networkSwitchSubject.next(network)
+    if (this.getCurrentID() === id && isMainProcess) {
+      CurrentNetworkIDSubject.next({ currentNetworkID: id })
+      NetworkSwitchSubject.getSubject().next(network)
     }
   }