feat: add autoLogin function (#121)

* feat: add autoConnect function

* v0.2.8

---------

Co-authored-by: Chaitanya <yourchaitu@gmail.com>

connectors/injected.ts

@@ -8,17 +8,7 @@ export default class Connector extends LockConnector {
       try {
         await window['ethereum'].request({ method: 'eth_requestAccounts' });
       } catch (e: any) {
-        if (e.message.includes('Already processing eth_requestAccounts')) {
-          try {
-            await provider.request({
-              method: 'wallet_requestPermissions',
-              params: [{ eth_accounts: {} }]
-            });
-          } catch (e: any) {
-            if (e.code === 4001 || e.code === -32002) return;
-          }
-        }
-
+        console.log(e);
         if (e.code === 4001 || e.code === -32002) return;
       }
     } else if (window['web3']) {
@@ -27,6 +17,20 @@ export default class Connector extends LockConnector {
     return provider;
   }
 
+  async autoConnect() {
+    let provider;
+
+    if (window['ethereum']) {
+      provider = window['ethereum'];
+    } else if (window['web3']) {
+      provider = window['web3'].currentProvider;
+    }
+
+    const accounts = await provider.request({ method: 'eth_accounts' });
+
+    return accounts.length > 0 ? provider : null;
+  }
+
   async isLoggedIn() {
     if (!window['ethereum']) return false;
     if (window['ethereum'].request({ method: 'eth_accounts' })) return true;

package.json

@@ -1,6 +1,6 @@
 {
   "name": "@snapshot-labs/lock",
-  "version": "0.2.7",
+  "version": "0.2.8",
   "repository": "snapshot-labs/lock",
   "license": "MIT",
   "main": "dist/lock.cjs.js",

plugins/vue3.ts

@@ -32,18 +32,31 @@ export const useLock = ({ ...options }) => {
     return provider;
   }
 
+  async function autoLogin(connector: string) {
+    const lockConnector = lockClient.getConnector(connector);
+    const localProvider = await lockConnector.autoConnect();
+
+    if (!localProvider) return;
+
+    provider.value = localProvider;
+    localStorage.setItem(`_${name}.connector`, connector);
+    isAuthenticated.value = true;
+
+    return provider;
+  }
+
   async function logout() {
     const connector = await getConnector();
     if (connector) {
-      const lockConnector = lockClient.getConnector(connector);
+      const lockConnector = lockClient.getConnector(connector as string);
       await lockConnector.logout();
       localStorage.removeItem(`_${name}.connector`);
       isAuthenticated.value = false;
       provider.value = null;
     }
   }
 
-  async function getConnector() {
+  async function getConnector(): Promise<boolean | string> {
     const connector = localStorage.getItem(`_${name}.connector`);
     if (connector) {
       const lockConnector = lockClient.getConnector(connector);
@@ -59,6 +72,7 @@ export const useLock = ({ ...options }) => {
     lockClient,
     login,
     logout,
+    autoLogin,
     getConnector
   };
 

src/connector.ts

@@ -9,6 +9,10 @@ export default class Connector {
     return;
   }
 
+  async autoConnect(): Promise<any> {
+    return this.connect();
+  }
+
   logout(): any {
     return true;
   }