fix: manage dapp disconnection with mobile connector

src/connectors/argentMobile/index.ts

@@ -12,6 +12,8 @@ import {
 } from "../../errors"
 import { resetWalletConnect } from "../../helpers/resetWalletConnect"
 import { Connector } from "../connector"
+import type { StarknetAdapter } from "./modal/starknet/adapter"
+import { removeStarknetLastConnectedWallet } from "../../helpers/lastConnected"
 
 export interface ArgentMobileConnectorOptions {
   dappName?: string
@@ -85,6 +87,8 @@ export class ArgentMobileConnector extends Connector {
   }
 
   async disconnect(): Promise<void> {
+    // wallet connect rpc enable
+    await (this._wallet as StarknetAdapter).disable()
     resetWalletConnect()
 
     if (!this.available() && !this._wallet) {
@@ -162,5 +166,18 @@ export class ArgentMobileConnector extends Connector {
 
     const _wallet = await getStarknetWindowObject(options)
     this._wallet = _wallet
+
+    // wallet connect rpc enable
+    const snProvider = this._wallet as StarknetAdapter
+    await snProvider.enable()
+    snProvider.client.on("session_delete", () => {
+      // Session was deleted -> reset the dapp state, clean up from user session, etc.
+      // not calling disconnect(), because .disable() is already done by the mobile app
+      resetWalletConnect()
+      this._wallet = null
+      removeStarknetLastConnectedWallet()
+      // dapp should listen to this event and update the UI accordingly
+      document.dispatchEvent(new Event("wallet_disconnected"))
+    })
   }
 }

src/connectors/argentMobile/modal/argentModal.ts

@@ -70,10 +70,11 @@ class ArgentModal {
 
   public showConnectionModal(wcUri: string) {
     const wcParam = encodeURIComponent(wcUri)
+    const href = encodeURIComponent(window.location.href)
     this.showModal({
       desktop: `${this.bridgeUrl}?wc=${wcParam}`,
-      ios: `${this.mobileUrl}app/wc?uri=${wcParam}`,
-      android: `${this.mobileUrl}app/wc?uri=${wcParam}`,
+      ios: `${this.mobileUrl}app/wc?uri=${wcParam}&href=${href}`,
+      android: `${this.mobileUrl}app/wc?uri=${wcParam}&href=${href}`,
     })
   }
 
@@ -119,7 +120,11 @@ class ArgentModal {
     }
 
     if (device === "android" || device === "ios") {
-      window.open(urls[device])
+      const toMobileApp = document.createElement("a")
+      toMobileApp.setAttribute("href", urls[device])
+      toMobileApp.setAttribute("target", "_blank")
+      toMobileApp.click()
+
       return
     }
     if (this.type === "window") {

src/main.ts

@@ -1,21 +1,28 @@
-import type { DisconnectOptions, StarknetWindowObject } from "get-starknet-core"
+import type {
+  ConnectedStarknetWindowObject,
+  DisconnectOptions,
+  DisconnectedStarknetWindowObject,
+  StarknetWindowObject,
+} from "get-starknet-core"
 import sn from "get-starknet-core"
 
 import { getStoreVersionFromBrowser } from "./helpers/getStoreVersionFromBrowser"
 
 import { DEFAULT_WEBWALLET_URL } from "./connectors/webwallet/constants"
 import { defaultConnectors } from "./helpers/defaultConnectors"
-import { mapModalWallets } from "./helpers/mapModalWallets"
-import { resetWalletConnect } from "./helpers/resetWalletConnect"
-import Modal from "./modal/Modal.svelte"
-import type { ConnectOptions, ModalWallet } from "./types/modal"
 import {
   removeStarknetLastConnectedWallet,
   setStarknetLastConnectedWallet,
 } from "./helpers/lastConnected"
+import { mapModalWallets } from "./helpers/mapModalWallets"
+import Modal from "./modal/Modal.svelte"
+import type { ConnectOptions, ModalWallet } from "./types/modal"
 
+import { ArgentMobileConnector, Connector } from "./connectors"
 import css from "./theme.css?inline"
 
+let selectedConnector: Connector | null = null
+
 export const connect = async ({
   modalMode = "canAsk",
   storeVersion = getStoreVersionFromBrowser(),
@@ -26,6 +33,8 @@ export const connect = async ({
   connectors = [],
   ...restOptions
 }: ConnectOptions = {}): Promise<StarknetWindowObject | null> => {
+  // force null in case it was disconnected from mobile app
+  selectedConnector = null
   const availableConnectors =
     !connectors || connectors.length === 0
       ? defaultConnectors({
@@ -38,7 +47,8 @@ export const connect = async ({
   if (modalMode === "neverAsk") {
     const connector = availableConnectors.find((c) => c.id === lastWalletId)
     await connector?.connect()
-    return connector?.wallet || null
+    selectedConnector = connector ?? null
+    return connector?.wallet ?? null
   }
 
   const installedWallets = await sn.getAvailableWallets(restOptions)
@@ -58,6 +68,7 @@ export const connect = async ({
     if (wallet) {
       const connector = availableConnectors.find((c) => c.id === lastWalletId)
       await connector?.connect()
+      selectedConnector = connector
       return wallet
     } // otherwise fallback to modal
   }
@@ -85,6 +96,9 @@ export const connect = async ({
             if (value.id !== "argentWebWallet") {
               setStarknetLastConnectedWallet(value.id)
             }
+            selectedConnector =
+              availableConnectors.find((c) => c.id === value.id) ?? null
+
             resolve(value)
           } finally {
             setTimeout(() => modal.$destroy())
@@ -97,8 +111,20 @@ export const connect = async ({
   })
 }
 
-export function disconnect(options: DisconnectOptions = {}): Promise<void> {
-  resetWalletConnect()
+export const disconnect = async (options: DisconnectOptions = {}) => {
   removeStarknetLastConnectedWallet()
+  if (selectedConnector.id === "argentMobile") {
+    const mobileConnector = selectedConnector as ArgentMobileConnector
+    await mobileConnector.disconnect()
+  }
+  selectedConnector = null
+
   return sn.disconnect(options)
 }
+
+export type {
+  ConnectedStarknetWindowObject,
+  DisconnectOptions,
+  DisconnectedStarknetWindowObject,
+  StarknetWindowObject,
+}