import { expect } from "chai";
import { describe } from "mocha";
import { Multiaddr } from "multiaddr";
import { Protocols, WakuMessage } from "js-waku";
import { createWaku } from "js-waku/lib/create_waku";
import { v4 as uuidv4 } from "uuid";
import delay from "./delay.js";
import { PeerDiscoveryStaticPeers } from "js-waku/lib/peer_discovery_static_list";
import { waitForRemotePeer } from "js-waku/lib/wait_for_remote_peer";

export default function runAll(nodes) {
  describe("Run Waku Test Suite", () => {
    const wakus = [];

    afterEach(function () {
      wakus.forEach((waku) => {
        waku.stop().catch((e) => console.log("Waku failed to stop", e));
      });
    });

    it("Connect", async function () {
      this.timeout(20000);

      const peerIds = nodes.map((a) => {
        const ma = new Multiaddr(a);
        return ma.getPeerId();
      });
      const hostnames = nodes.map((a) => {
        const ma = new Multiaddr(a);
        return ma.nodeAddress().address;
      });

      const promises = nodes.map(async (node, i) => {
        wakus[i] = await createWaku({
          libp2p: {
            peerDiscovery: [new PeerDiscoveryStaticPeers([node])],
          },
        });

        await wakus[i].start();

        return new Promise((resolve) => {
          wakus[i].libp2p.connectionManager.addEventListener(
            "peer:connect",
            (evt) => {
              resolve(evt.detail.remotePeer);
            }
          );
        }).then((peerId) => {
          console.log("connected", peerId.toString());
          expect(peerId.toString()).to.eq(
            peerIds[i],
            `Could not connect to ${hostnames[i]}`
          );
        });
      });

      await Promise.all(promises);
    });

    it("Relay", async function () {
      this.timeout(60000);

      const id = uuidv4();

      const promises = nodes.map(async (node, i) => {
        wakus[i] = await createWaku({
          libp2p: {
            peerDiscovery: [new PeerDiscoveryStaticPeers([node])],
          },
        });

        await wakus[i].start();
        await waitForRemotePeer(wakus[i], [Protocols.Relay]);
        console.log(node + ": ready");
      });

      await Promise.all(promises);
      // All connected and relay ready

      const contentTopic = `/waku-tests/1/relay-test-${id}/utf8`;

      const messages = [];
      const hostnames = nodes.map((a) => {
        const ma = new Multiaddr(a);
        return ma.nodeAddress().address;
      });

      wakus.forEach((waku, i) => {
        messages[i] = [];
        waku.relay.addObserver(
          (message) => {
            messages[i].push({
              msg: message.payloadAsUtf8,
              timestamp: message.timestamp,
              rcvd: new Date(),
            });
          },
          [contentTopic]
        );
      });

      const relayPromises = wakus.map(async (waku, i) => {
        const msg = await WakuMessage.fromUtf8String(
          `sent via ${hostnames[i]} - ${id}`,
          contentTopic
        );
        return waku.relay.send(msg);
      });

      await Promise.all(relayPromises);
      await delay(30000);

      console.log(messages);

      messages.forEach((msgs) => {
        msgs.forEach((msg) => {
          const diff = msg.rcvd.getTime() - msg.timestamp.getTime();
          console.log(msg.timestamp, msg.rcvd, diff + "ms");
        });
      });

      // Checking that message sent by waku[i]
      for (let i = 0; i < wakus.length; i++) {
        // is received by waku[j]
        for (let j = 0; j < wakus.length; j++) {
          if (i === j) continue;

          expect(messages[j].map((m) => m.msg)).to.contain(
            `sent via ${hostnames[i]} - ${id}`,
            `Node connected to ${hostnames[j]} did not receive message sent via ${hostnames[i]}`
          );
        }
      }
    });

    it("Send via Light Push, receive via Relay", async function () {
      this.timeout(60000);

      const id = uuidv4();

      const promises = nodes.map(async (node, i) => {
        wakus[i] = await createWaku({
          libp2p: {
            peerDiscovery: [new PeerDiscoveryStaticPeers([node])],
          },
        });

        await wakus[i].start();
        await waitForRemotePeer(wakus[i], [
          Protocols.LightPush,
          Protocols.Relay,
        ]);
        console.log(node + ": ready");
      });

      await Promise.all(promises);
      // All connected and relay ready

      const contentTopic = `/waku-tests/1/light-push-${id}/utf8`;

      const messages = [];
      const hostnames = nodes.map((a) => {
        const ma = new Multiaddr(a);
        return ma.nodeAddress().address;
      });

      wakus.forEach((waku, i) => {
        messages[i] = [];
        waku.relay.addObserver(
          (message) => {
            messages[i].push({
              msg: message.payloadAsUtf8,
              timestamp: message.timestamp,
              rcvd: new Date(),
            });
          },
          [contentTopic]
        );
      });

      const relayPromises = wakus.map(async (waku, i) => {
        const msg = await WakuMessage.fromUtf8String(
          `sent via ${hostnames[i]} - ${id}`,
          contentTopic
        );
        return waku.lightPush.push(msg);
      });

      await Promise.all(relayPromises);
      await delay(30000);

      console.log(messages);

      messages.forEach((msgs) => {
        msgs.forEach((msg) => {
          const diff = msg.rcvd.getTime() - msg.timestamp.getTime();
          console.log(msg.timestamp, msg.rcvd, diff + "ms");
        });
      });

      // Checking that message sent by waku[i]
      for (let i = 0; i < wakus.length; i++) {
        // is received by waku[j]
        for (let j = 0; j < wakus.length; j++) {
          if (i === j) continue;

          expect(messages[j].map((m) => m.msg)).to.contain(
            `sent via ${hostnames[i]} - ${id}`,
            `Node connected to ${hostnames[j]} did not receive message sent via ${hostnames[i]}`
          );
        }
      }
    });

    it("Retrieve from Store, sent via Light push", async function () {
      this.timeout(30000);

      const id = uuidv4();

      const promises = nodes.map(async (node, i) => {
        wakus[i] = await createWaku({
          libp2p: {
            peerDiscovery: [new PeerDiscoveryStaticPeers([node])],
          },
        });

        await wakus[i].start();
        await waitForRemotePeer(wakus[i], [Protocols.Relay, Protocols.Store]);
        console.log(node + ": ready");
      });

      await Promise.all(promises);
      // All connected and relay ready

      const hostnames = nodes.map((a) => {
        const ma = new Multiaddr(a);
        return ma.nodeAddress().address;
      });

      const contentTopic = `/waku-tests/1/store-test-${id}/utf8`;

      const pushPromises = wakus.map(async (waku, i) => {
        const msg = await WakuMessage.fromUtf8String(
          `sent via ${nodes[i]} - ${id}`,
          contentTopic
        );
        return waku.lightPush.push(msg);
      });

      await Promise.all(pushPromises);
      await delay(5000);

      const storePromises = wakus.map(async (waku, index) => {
        const messages = await waku.store.queryHistory([contentTopic]);
        const payloads = messages.map((msg) => msg.payloadAsUtf8);
        console.log(index, payloads);

        for (let i = 0; i < wakus.length; i++) {
          expect(payloads).to.contain(
            `sent via ${nodes[i]} - ${id}`,
            `Store ${hostnames[index]} did not contain message sent via ${hostnames[i]}`
          );
        }
      });

      await Promise.all(storePromises);
    });
  });
}