feat: Lowercase Address handling

Added handling to ensure addresses are checksums

example/src/tests.ts

@@ -890,5 +890,38 @@ test('correctly handles lowercase addresses', async () => {
   if (!aliceConversation) {
     throw new Error('aliceConversation should exist')
   }
+
+  await bob.contacts.deny([aliceConversation.peerAddress.toLocaleLowerCase()])
+  await delayToPropogate()
+  const deniedState = await bob.contacts.isDenied(aliceConversation.peerAddress)
+  const allowedState = await bob.contacts.isAllowed(
+    aliceConversation.peerAddress
+  )
+  if (!deniedState) {
+    throw new Error(`contacts denied by bo should be denied not ${deniedState}`)
+  }
+
+  if (allowedState) {
+    throw new Error(
+      `contacts denied by bo should be denied not ${allowedState}`
+    )
+  }
+  const deniedLowercaseState = await bob.contacts.isDenied(
+    aliceConversation.peerAddress.toLocaleLowerCase()
+  )
+  const allowedLowercaseState = await bob.contacts.isAllowed(
+    aliceConversation.peerAddress.toLocaleLowerCase()
+  )
+  if (!deniedLowercaseState) {
+    throw new Error(
+      `contacts denied by bo should be denied not ${deniedLowercaseState}`
+    )
+  }
+
+  if (allowedLowercaseState) {
+    throw new Error(
+      `contacts denied by bo should be denied not ${allowedLowercaseState}`
+    )
+  }
   return true
 })

src/lib/Contacts.ts

@@ -1,6 +1,7 @@
 import { Client } from './Client'
 import { ConsentListEntry } from './ConsentListEntry'
 import * as XMTPModule from '../index'
+import { getAddress } from '../utils/address'
 
 export default class Contacts {
   client: Client<any>
@@ -10,19 +11,27 @@ export default class Contacts {
   }
 
   async isAllowed(address: string): Promise<boolean> {
-    return await XMTPModule.isAllowed(this.client.address, address)
+    return await XMTPModule.isAllowed(this.client.address, getAddress(address))
   }
 
   async isDenied(address: string): Promise<boolean> {
-    return await XMTPModule.isDenied(this.client.address, address)
+    return await XMTPModule.isDenied(this.client.address, getAddress(address))
   }
 
   async deny(addresses: string[]): Promise<void> {
-    return await XMTPModule.denyContacts(this.client.address, addresses)
+    const checkSummedAddresses = addresses.map((address) => getAddress(address))
+    return await XMTPModule.denyContacts(
+      this.client.address,
+      checkSummedAddresses
+    )
   }
 
   async allow(addresses: string[]): Promise<void> {
-    return await XMTPModule.allowContacts(this.client.address, addresses)
+    const checkSummedAddresses = addresses.map((address) => getAddress(address))
+    return await XMTPModule.allowContacts(
+      this.client.address,
+      checkSummedAddresses
+    )
   }
 
   async refreshConsentList(): Promise<ConsentListEntry[]> {