Merge pull request #15 from status-im/feat/libp2p-mailservers

feat: add method for libp2p clients to obtain mailserver messages

examples/mailserver-devp2p.js

@@ -2,7 +2,7 @@ const StatusJS = require('../dist/index.js');
 
 (async () => {
   const status = new StatusJS();
-  await status.connect("ws://localhost:8546", "0x0011223344556677889900112233445566778899001122334455667788990011");
+  await status.connect("ws://localhost:8547", "0x0011223344556677889900112233445566778899001122334455667788990011");
 
   console.log(await status.getPublicKey());
 

examples/mailserver-libp2p.js

@@ -0,0 +1,30 @@
+const StatusJS = require('../dist/index.js');
+
+(async () => {
+  const status = new StatusJS();
+  await status.connect("ws://localhost:8546", "0x0011223344556677889900112233445566778899001122334455667788990011");
+
+  console.log("Public Key: " + await status.getPublicKey());
+
+  const channel = "mytest";
+  await status.joinChat(channel);
+
+  status.onMessage(channel, (err, data) => {
+    if(!err) 
+      console.log("PubMessage: " + data.payload);
+  });
+
+  // mail-02.gc-us-central1-a.eth.beta
+  const enode = "enode://015e22f6cd2b44c8a51bd7a23555e271e0759c7d7f52432719665a74966f2da456d28e154e836bee6092b4d686fe67e331655586c57b718be3997c1629d24167@35.226.21.19:30504";
+  const bridgePeerId = "QmUXaxphguz1jdizRWPz7PJeF1pbog5MZtGcRnPASJJRuN";
+
+  status.mailservers.bridgeMailserver(enode, bridgePeerId, (err, res) => {
+    let from = parseInt((new Date()).getTime() / 1000 - 86400, 10);
+    let to = parseInt((new Date()).getTime() / 1000, 10);
+    status.mailservers.requestChannelMessages(channel, {from, to}, (err, res) => { 
+      if(err) console.log(err); 
+    }); 
+  });
+
+  setInterval(() => { }, 3000);
+})();

src/mailservers.ts

@@ -5,12 +5,14 @@ const Topics = constants.topics;
 class MailServers {
   private web3: any;
   private mailserver: string = "";
+  private bridgePeerId: string = "";
   private symKeyID: string = "";
 
   constructor(web3: any) {
     this.web3 = web3;
   }
 
+
   public async useMailserver(enode: string, cb?: any) {
     this.symKeyID = await this.web3.shh.generateSymKeyFromPassword("status-offline-inbox");
 
@@ -53,6 +55,12 @@ class MailServers {
     });
   }
 
+  public async bridgeMailserver(enode: string, bridgePeerId: string, cb?: any){
+    await this.web3.shh.markTrustedPeer("libp2p:" + bridgePeerId);
+    this.bridgePeerId = bridgePeerId;
+    this.useMailserver(enode, cb);
+  }
+
   public async requestUserMessages(options: any, cb?: any) {
     await this.requestChannelMessages(constants.topics.CONTACT_DISCOVERY_TOPIC, options, cb);
   }
@@ -74,22 +82,27 @@ class MailServers {
     const from = options.from || 0; // unix timestamp
     const to = options.to || 0;
     const limit = options.limit || 0;
+    const bridgePeerId = this.bridgePeerId ? this.bridgePeerId: null;
+    
+    let paramObj = {
+      from,
+      limit,
+      mailserverPeer,
+      symKeyID,
+      timeout,
+      to,
+      topics
+    };
+
+    if(bridgePeerId) {
+      paramObj = Object.assign(paramObj, {bridgePeerId});
+    }
 
     this.web3.currentProvider.send({
       id: new Date().getTime(),
       jsonrpc: "2.0",
       method: "shhext_requestMessages",
-      params: [
-        {
-          from,
-          limit,
-          mailserverPeer,
-          symKeyID,
-          timeout,
-          to,
-          topics,
-        },
-      ],
+      params: [paramObj],
     },
     (err?: any, res?: any) => {
       if (err) {