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metamigo-api/app/index.ts

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+import type * as Hapi from "@hapi/hapi";
+import * as Joi from "joi";
+import type { IAppConfig } from "../config";
+import * as Services from "./services";
+import * as Routes from "./routes";
+import * as Plugins from "./plugins";
+
+const AppPlugin = {
+  name: "App",
+  register: async (
+    server: Hapi.Server,
+    options: { config: IAppConfig }
+  ): Promise<void> => {
+    // declare our **run-time** plugin dependencies
+    // these are runtime only deps, not registration time
+    // ref: https://hapipal.com/best-practices/handling-plugin-dependencies
+    server.dependency(["config", "hapi-pino"]);
+
+    server.validator(Joi);
+    await Plugins.register(server, options.config);
+    await Services.register(server);
+    await Routes.register(server);
+  },
+};
+
+export default AppPlugin;

metamigo-api/app/lib/whatsapp-key-store.ts

@@ -0,0 +1,198 @@
+import { Boom } from "@hapi/boom";
+import { Server } from "@hapi/hapi";
+import { randomBytes } from "crypto";
+import type { Logger } from "pino";
+import {
+  proto,
+  BufferJSON,
+  generateRegistrationId,
+  Curve,
+  signedKeyPair,
+  AuthenticationCreds,
+  AuthenticationState,
+  AccountSettings,
+  SignalDataSet,
+  SignalDataTypeMap,
+  SignalKeyStore,
+  SignalKeyStoreWithTransaction,
+} from "@adiwajshing/baileys";
+import { SavedWhatsappBot as Bot } from "db";
+
+const KEY_MAP: { [T in keyof SignalDataTypeMap]: string } = {
+  "pre-key": "preKeys",
+  session: "sessions",
+  "sender-key": "senderKeys",
+  "app-state-sync-key": "appStateSyncKeys",
+  "app-state-sync-version": "appStateVersions",
+  "sender-key-memory": "senderKeyMemory",
+};
+
+export const addTransactionCapability = (
+  state: SignalKeyStore,
+  logger: Logger
+): SignalKeyStoreWithTransaction => {
+  let inTransaction = false;
+  let transactionCache: SignalDataSet = {};
+  let mutations: SignalDataSet = {};
+
+  const prefetch = async (type: keyof SignalDataTypeMap, ids: string[]) => {
+    if (!inTransaction) {
+      throw new Boom("Cannot prefetch without transaction");
+    }
+
+    const dict = transactionCache[type];
+    const idsRequiringFetch = dict
+      ? ids.filter((item) => !(item in dict))
+      : ids;
+    // only fetch if there are any items to fetch
+    if (idsRequiringFetch.length) {
+      const result = await state.get(type, idsRequiringFetch);
+
+      transactionCache[type] = transactionCache[type] || {};
+      // @ts-expect-error
+      Object.assign(transactionCache[type], result);
+    }
+  };
+
+  return {
+    get: async (type, ids) => {
+      if (inTransaction) {
+        await prefetch(type, ids);
+        return ids.reduce((dict, id) => {
+          const value = transactionCache[type]?.[id];
+          if (value) {
+            // @ts-expect-error
+            dict[id] = value;
+          }
+
+          return dict;
+        }, {});
+      } else {
+        return state.get(type, ids);
+      }
+    },
+    set: (data) => {
+      if (inTransaction) {
+        logger.trace({ types: Object.keys(data) }, "caching in transaction");
+        for (const key in data) {
+          // @ts-expect-error
+          transactionCache[key] = transactionCache[key] || {};
+          // @ts-expect-error
+          Object.assign(transactionCache[key], data[key]);
+          // @ts-expect-error
+          mutations[key] = mutations[key] || {};
+          // @ts-expect-error
+          Object.assign(mutations[key], data[key]);
+        }
+      } else {
+        return state.set(data);
+      }
+    },
+    isInTransaction: () => inTransaction,
+    // @ts-expect-error
+    prefetch: (type, ids) => {
+      logger.trace({ type, ids }, "prefetching");
+      return prefetch(type, ids);
+    },
+    transaction: async (work) => {
+      if (inTransaction) {
+        await work();
+      } else {
+        logger.debug("entering transaction");
+        inTransaction = true;
+        try {
+          await work();
+          if (Object.keys(mutations).length) {
+            logger.debug("committing transaction");
+            await state.set(mutations);
+          } else {
+            logger.debug("no mutations in transaction");
+          }
+        } finally {
+          inTransaction = false;
+          transactionCache = {};
+          mutations = {};
+        }
+      }
+    },
+  };
+};
+
+export const initAuthCreds = (): AuthenticationCreds => {
+  const identityKey = Curve.generateKeyPair();
+  return {
+    noiseKey: Curve.generateKeyPair(),
+    signedIdentityKey: identityKey,
+    signedPreKey: signedKeyPair(identityKey, 1),
+    registrationId: generateRegistrationId(),
+    advSecretKey: randomBytes(32).toString("base64"),
+    nextPreKeyId: 1,
+    firstUnuploadedPreKeyId: 1,
+
+    processedHistoryMessages: [],
+    accountSettings: {
+      unarchiveChats: false,
+    },
+  } as any;
+};
+
+export const useDatabaseAuthState = (
+  bot: Bot,
+  server: Server
+): { state: AuthenticationState; saveState: () => void } => {
+  let { logger }: any = server;
+  let creds: AuthenticationCreds;
+  let keys: any = {};
+
+  const saveState = async () => {
+    logger && logger.trace("saving auth state");
+    const authInfo = JSON.stringify({ creds, keys }, BufferJSON.replacer, 2);
+    await server.db().whatsappBots.updateAuthInfo(bot, authInfo);
+  };
+
+  if (bot.authInfo) {
+    console.log("Auth info exists");
+    const result = JSON.parse(bot.authInfo, BufferJSON.reviver);
+    creds = result.creds;
+    keys = result.keys;
+  } else {
+    console.log("Auth info does not exist");
+    creds = initAuthCreds();
+    keys = {};
+  }
+
+  return {
+    state: {
+      creds,
+      keys: {
+        get: (type, ids) => {
+          const key = KEY_MAP[type];
+          return ids.reduce((dict, id) => {
+            let value = keys[key]?.[id];
+            if (value) {
+              if (type === "app-state-sync-key") {
+                // @ts-expect-error
+                value = proto.AppStateSyncKeyData.fromObject(value);
+              }
+              // @ts-expect-error
+              dict[id] = value;
+            }
+
+            return dict;
+          }, {});
+        },
+        set: (data) => {
+          for (const _key in data) {
+            const key = KEY_MAP[_key as keyof SignalDataTypeMap];
+            keys[key] = keys[key] || {};
+            // @ts-expect-error
+            Object.assign(keys[key], data[_key]);
+          }
+
+          saveState();
+        },
+      },
+    },
+    saveState,
+  };
+};

metamigo-api/app/plugins/cloudflare-jwt.ts

@@ -0,0 +1,114 @@
+import * as Boom from "@hapi/boom";
+import * as Hoek from "@hapi/hoek";
+import * as Hapi from "@hapi/hapi";
+import { promisify } from "util";
+import jwt from "jsonwebtoken";
+import jwksClient, { hapiJwt2KeyAsync } from "jwks-rsa";
+import type { IAppConfig } from "../../config";
+
+const CF_JWT_HEADER_NAME = "cf-access-jwt-assertion";
+const CF_JWT_ALGOS = ["RS256"];
+
+const verifyToken = (settings: any) => {
+  const { audience, issuer } = settings;
+  const client = jwksClient({
+    jwksUri: `${issuer}/cdn-cgi/access/certs`,
+  });
+
+  return async (token: any) => {
+    const getKey = (header: any, callback: any) => {
+      client.getSigningKey(header.kid, (err, key) => {
+        if (err)
+          throw Boom.serverUnavailable(
+            "failed to fetch cloudflare access jwks"
+          );
+        callback(undefined, key?.getPublicKey());
+      });
+    };
+
+    const opts = {
+      algorithms: CF_JWT_ALGOS,
+      audience,
+      issuer,
+    };
+    // eslint-disable-next-line @typescript-eslint/no-explicit-any
+    return (promisify(jwt.verify) as any)(token, getKey, opts);
+  };
+};
+
+const handleCfJwt = (verify: any) => async (
+  request: Hapi.Request,
+  h: Hapi.ResponseToolkit
+) => {
+  const token = request.headers[CF_JWT_HEADER_NAME];
+  if (token) {
+    try {
+      await verify(token);
+    } catch (error) {
+      console.error(error);
+      return Boom.unauthorized("invalid cloudflare access token");
+    }
+  }
+
+  return h.continue;
+};
+
+const defaultOpts = {
+  issuer: undefined,
+  audience: undefined,
+  strategyName: "clouflareaccess",
+  validate: undefined,
+};
+
+const cfJwtRegister = async (server: Hapi.Server, options: any): Promise<void> => {
+  server.dependency(["hapi-auth-jwt2"]);
+  const settings = Hoek.applyToDefaults(defaultOpts, options);
+  const verify = verifyToken(settings);
+
+  const { validate, strategyName, audience, issuer } = settings;
+  server.ext("onPreAuth", handleCfJwt(verify));
+
+  server.auth.strategy(strategyName!, "jwt", {
+    key: hapiJwt2KeyAsync({
+      jwksUri: `${issuer}/cdn-cgi/access/certs`,
+    }),
+    cookieKey: false,
+    urlKey: false,
+    headerKey: CF_JWT_HEADER_NAME,
+    validate,
+    verifyOptions: {
+      audience,
+      issuer,
+      algorithms: ["RS256"],
+    },
+  });
+};
+
+export const registerCloudflareAccessJwt = async (
+  server: Hapi.Server,
+  config: IAppConfig
+): Promise<void> => {
+  const { audience, domain } = config.cfaccess;
+  // only enable this plugin if cloudflare access config is configured
+  if (audience && domain) {
+    server.log(["auth"], "cloudflare access authorization enabled");
+    await server.register({
+      plugin: {
+        name: "cloudflare-jwt",
+        version: "0.0.1",
+        register: cfJwtRegister,
+      },
+      options: {
+        issuer: `https://${domain}`,
+        audience,
+        validate: (decoded: any, _request: any) => {
+          const { email, name } = decoded;
+          return {
+            isValid: true,
+            credentials: { user: { email, name } },
+          };
+        },
+      },
+    });
+  }
+};

metamigo-api/app/plugins/hapi-nextauth.ts

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+import type * as Hapi from "@hapi/hapi";
+import NextAuthPlugin, { AdapterFactory } from "@digiresilience/hapi-nextauth";
+import { NextAuthAdapter } from "common";
+import type { SavedUser, UnsavedUser, SavedSession } from "common";
+import { IAppConfig } from "config";
+
+export const registerNextAuth = async (
+  server: Hapi.Server,
+  config: IAppConfig
+): Promise<void> => {
+  // I'm not sure why I need to be so explicit with the generic types here
+  // I thought ts could figure out the generics based on the concrete params, but apparently not
+  const nextAuthAdapterFactory: AdapterFactory<
+    SavedUser,
+    UnsavedUser,
+    SavedSession
+  > = (request: Hapi.Request) => new NextAuthAdapter(request.db());
+
+  await server.register({
+    plugin: NextAuthPlugin,
+    options: {
+      nextAuthAdapterFactory,
+      sharedSecret: config.nextAuth.secret,
+    },
+  });
+};

metamigo-api/app/plugins/index.ts

@@ -0,0 +1,32 @@
+import type * as Hapi from "@hapi/hapi";
+import Schmervice from "@hapipal/schmervice";
+import PgPromisePlugin from "@digiresilience/hapi-pg-promise";
+
+import type { IAppConfig } from "../../config";
+import { dbInitOptions } from "db";
+import { registerNextAuth } from "./hapi-nextauth";
+import { registerSwagger } from "./swagger";
+import { registerNextAuthJwt } from "./nextauth-jwt";
+import { registerCloudflareAccessJwt } from "./cloudflare-jwt";
+
+export const register = async (
+  server: Hapi.Server,
+  config: IAppConfig
+): Promise<void> => {
+  await server.register(Schmervice);
+
+  await server.register({
+    plugin: PgPromisePlugin,
+    options: {
+      // the only required parameter is the connection string
+      connection: config.db.connection,
+      // ... and the pg-promise initialization options
+      pgpInit: dbInitOptions(config),
+    },
+  });
+
+  await registerNextAuth(server, config);
+  await registerSwagger(server);
+  await registerNextAuthJwt(server, config);
+  await registerCloudflareAccessJwt(server, config);
+};

metamigo-api/app/plugins/nextauth-jwt.ts

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+import * as Hoek from "@hapi/hoek";
+import * as Hapi from "@hapi/hapi";
+import type { IAppConfig } from "../../config";
+
+// hapi-auth-jwt2 expects the key to be a raw key
+const jwkToHapiAuthJwt2 = (jwkString) => {
+  try {
+    const jwk = JSON.parse(jwkString);
+    return Buffer.from(jwk.k, "base64");
+  } catch {
+    throw new Error(
+      "Failed to parse key for JWT verification. This is probably an application configuration error."
+    );
+  }
+};
+
+const jwtDefaults = {
+  jwkeysB64: undefined,
+  validate: undefined,
+  strategyName: "nextauth-jwt",
+};
+
+const jwtRegister = async (server: Hapi.Server, options): Promise<void> => {
+  server.dependency(["hapi-auth-jwt2"]);
+  const settings: any = Hoek.applyToDefaults(jwtDefaults, options);
+  const key = settings.jwkeysB64.map((k) => jwkToHapiAuthJwt2(k));
+
+  server.auth.strategy(settings.strategyName!, "jwt", {
+    key,
+    cookieKey: false,
+    urlKey: false,
+    validate: settings.validate,
+  });
+};
+
+export const registerNextAuthJwt = async (
+  server: Hapi.Server,
+  config: IAppConfig
+): Promise<void> => {
+  if (config.nextAuth.signingKey) {
+    await server.register({
+      plugin: {
+        name: "nextauth-jwt",
+        version: "0.0.2",
+        register: jwtRegister,
+      },
+      options: {
+        jwkeysB64: [config.nextAuth.signingKey],
+        validate: async (decoded, request: Hapi.Request) => {
+          const { email, name, role } = decoded;
+          const user = await request.db().users.findBy({ email });
+          if (!config.isProd) {
+            server.logger.info(
+              {
+                email,
+                name,
+                role,
+              },
+              "nextauth-jwt authorizing request"
+            );
+            // server.logger.info({ user }, "nextauth-jwt user result");
+          }
+
+          return {
+            isValid: Boolean(user && user.isActive),
+            // this credentials object is made available in every request
+            // at `request.auth.credentials`
+            credentials: { email, name, role },
+          };
+        },
+      },
+    });
+  } else if (config.isProd) {
+    throw new Error("Missing nextauth.signingKey configuration value.");
+  } else {
+    server.log(
+      ["warn"],
+      "Missing nextauth.signingKey configuration value. Authentication of nextauth endpoints disabled!"
+    );
+  }
+};
+
+// @hapi/jwt expects the key in its own format
+/* UNUSED
+const _jwkToHapiJwt = (jwkString) => {
+  try {
+    const jwk = JSON.parse(jwkString);
+    const rawKey = Buffer.from(jwk.k, "base64");
+    return {
+      key: rawKey,
+      algorithms: [jwk.alg],
+      kid: jwk.kid,
+    };
+  } catch {
+    throw new Error(
+      "Failed to parse key for JWT verification. This is probably an application configuration error."
+    );
+  }
+};
+*/

metamigo-api/app/plugins/swagger.ts

@@ -0,0 +1,32 @@
+import * as Inert from "@hapi/inert";
+import * as Vision from "@hapi/vision";
+import type * as Hapi from "@hapi/hapi";
+import * as HapiSwagger from "hapi-swagger";
+
+export const registerSwagger = async (server: Hapi.Server): Promise<void> => {
+  const swaggerOptions: HapiSwagger.RegisterOptions = {
+    info: {
+      title: "Metamigo API Docs",
+      description: "part of CDR Link",
+      version: "0.1",
+    },
+    // group sets of endpoints by tag
+    tags: [
+      {
+        name: "users",
+        description: "API for Users",
+      },
+    ],
+    documentationRouteTags: ["swagger"],
+    documentationPath: "/api-docs",
+  };
+
+  await server.register([
+    { plugin: Inert },
+    { plugin: Vision },
+    {
+      plugin: HapiSwagger,
+      options: swaggerOptions,
+    },
+  ]);
+};

metamigo-api/app/routes/helpers/index.ts

@@ -0,0 +1,21 @@
+import * as Metamigo from "common";
+import Toys from "@hapipal/toys";
+
+export const withDefaults = Toys.withRouteDefaults({
+  options: {
+    cors: true,
+    auth: "nextauth-jwt",
+    validate: {
+      failAction: Metamigo.validatingFailAction,
+    },
+  },
+});
+
+export const noAuth = Toys.withRouteDefaults({
+  options: {
+    cors: true,
+    validate: {
+      failAction: Metamigo.validatingFailAction,
+    },
+  },
+});

metamigo-api/app/routes/index.ts

@@ -0,0 +1,33 @@
+import isFunction from "lodash/isFunction";
+import type * as Hapi from "@hapi/hapi";
+import * as RandomRoutes from "./random";
+import * as UserRoutes from "./users";
+import * as VoiceRoutes from "./voice";
+import * as WhatsappRoutes from "./whatsapp";
+import * as SignalRoutes from "./signal";
+
+const loadRouteIndex = async (server, index) => {
+  const routes = [];
+  for (const exported in index) {
+    if (Object.prototype.hasOwnProperty.call(index, exported)) {
+      const route = index[exported];
+      routes.push(route);
+    }
+  }
+
+  routes.forEach(async (route) => {
+    if (isFunction(route)) server.route(await route(server));
+    else server.route(route);
+  });
+};
+
+export const register = async (server: Hapi.Server): Promise<void> => {
+  // Load your routes here.
+  // routes are loaded from the list of exported vars
+  // a route file should export routes directly or an async function that returns the routes.
+  loadRouteIndex(server, RandomRoutes);
+  loadRouteIndex(server, UserRoutes);
+  loadRouteIndex(server, VoiceRoutes);
+  loadRouteIndex(server, WhatsappRoutes);
+  loadRouteIndex(server, SignalRoutes);
+};

metamigo-api/app/routes/signal/index.ts

@@ -0,0 +1,249 @@
+import * as Hapi from "@hapi/hapi";
+import * as Joi from "joi";
+import * as Helpers from "../helpers";
+import Boom from "boom";
+
+const getSignalService = (request) => {
+  return request.services().signaldService;
+};
+
+export const GetAllSignalBotsRoute = Helpers.withDefaults({
+  method: "get",
+  path: "/api/signal/bots",
+  options: {
+    description: "Get all bots",
+    handler: async (request: Hapi.Request, _h: Hapi.ResponseToolkit) => {
+      const signalService = getSignalService(request);
+      const bots = await signalService.findAll();
+
+      if (bots) {
+        // with the pino logger the first arg is an object of data to log
+        // the second arg is a message
+        // all other args are formated args for the msg
+        request.logger.info({ bots }, "Retrieved bot(s) at %s", new Date());
+
+        return { bots };
+      }
+
+      return _h.response().code(204);
+    },
+  },
+});
+
+export const GetBotsRoute = Helpers.noAuth({
+  method: "get",
+  path: "/api/signal/bots/{token}",
+  options: {
+    description: "Get one bot",
+    handler: async (request: Hapi.Request, _h: Hapi.ResponseToolkit) => {
+      const { token } = request.params;
+      const signalService = getSignalService(request);
+
+      const bot = await signalService.findByToken(token);
+
+      if (bot) {
+        // with the pino logger the first arg is an object of data to log
+        // the second arg is a message
+        // all other args are formated args for the msg
+        request.logger.info({ bot }, "Retrieved bot(s) at %s", new Date());
+
+        return bot;
+      }
+
+      throw Boom.notFound("Bot not found");
+    },
+  },
+});
+
+interface MessageRequest {
+  phoneNumber: string;
+  message: string;
+}
+
+export const SendBotRoute = Helpers.noAuth({
+  method: "post",
+  path: "/api/signal/bots/{token}/send",
+  options: {
+    description: "Send a message",
+    handler: async (request: Hapi.Request, _h: Hapi.ResponseToolkit) => {
+      const { token } = request.params;
+      const { phoneNumber, message } = request.payload as MessageRequest;
+      const signalService = getSignalService(request);
+
+      const bot = await signalService.findByToken(token);
+
+      if (bot) {
+        request.logger.info({ bot }, "Sent a message at %s", new Date());
+
+        await signalService.send(bot, phoneNumber, message as string);
+        return _h
+          .response({
+            result: {
+              recipient: phoneNumber,
+              timestamp: new Date().toISOString(),
+              source: bot.phoneNumber,
+            },
+          })
+          .code(200); // temp
+      }
+
+      throw Boom.notFound("Bot not found");
+    },
+  },
+});
+
+interface ResetSessionRequest {
+  phoneNumber: string;
+}
+
+export const ResetSessionBotRoute = Helpers.noAuth({
+  method: "post",
+  path: "/api/signal/bots/{token}/resetSession",
+  options: {
+    description: "Reset a session with another user",
+    handler: async (request: Hapi.Request, _h: Hapi.ResponseToolkit) => {
+      const { token } = request.params;
+      const { phoneNumber } = request.payload as ResetSessionRequest;
+      const signalService = getSignalService(request);
+
+      const bot = await signalService.findByToken(token);
+
+      if (bot) {
+        await signalService.resetSession(bot, phoneNumber);
+        return _h
+          .response({
+            result: {
+              recipient: phoneNumber,
+              timestamp: new Date().toISOString(),
+              source: bot.phoneNumber,
+            },
+          })
+          .code(200); // temp
+      }
+
+      throw Boom.notFound("Bot not found");
+    },
+  },
+});
+
+export const ReceiveBotRoute = Helpers.withDefaults({
+  method: "get",
+  path: "/api/signal/bots/{token}/receive",
+  options: {
+    description: "Receive messages",
+    handler: async (request: Hapi.Request, _h: Hapi.ResponseToolkit) => {
+      const { token } = request.params;
+      const signalService = getSignalService(request);
+
+      const bot = await signalService.findByToken(token);
+
+      if (bot) {
+        request.logger.info({ bot }, "Received messages at %s", new Date());
+
+        return signalService.receive(bot);
+      }
+
+      throw Boom.notFound("Bot not found");
+    },
+  },
+});
+
+export const RegisterBotRoute = Helpers.withDefaults({
+  method: "get",
+  path: "/api/signal/bots/{id}/register",
+  options: {
+    description: "Register a bot",
+    handler: async (request: Hapi.Request, h: Hapi.ResponseToolkit) => {
+      const { id } = request.params;
+      const signalService = getSignalService(request);
+      const { code } = request.query;
+
+      const bot = await signalService.findById(id);
+      if (!bot) throw Boom.notFound("Bot not found");
+
+      try {
+        request.logger.info({ bot }, "Create bot at %s", new Date());
+        await signalService.register(bot, code);
+        return h.response(bot).code(200);
+      } catch (error) {
+        return h.response().code(error.code);
+      }
+    },
+  },
+});
+
+interface BotRequest {
+  phoneNumber: string;
+  description: string;
+}
+
+export const CreateBotRoute = Helpers.withDefaults({
+  method: "post",
+  path: "/api/signal/bots",
+  options: {
+    description: "Register a bot",
+    handler: async (request: Hapi.Request, _h: Hapi.ResponseToolkit) => {
+      const { phoneNumber, description } = request.payload as BotRequest;
+      const signalService = getSignalService(request);
+      console.log("request.auth.credentials:", request.auth.credentials);
+
+      const bot = await signalService.create(
+        phoneNumber,
+        description,
+        request.auth.credentials.email as string
+      );
+      if (bot) {
+        request.logger.info({ bot }, "Create bot at %s", new Date());
+        return bot;
+      }
+
+      throw Boom.notFound("Bot not found");
+    },
+  },
+});
+
+export const RequestCodeRoute = Helpers.withDefaults({
+  method: "get",
+  path: "/api/signal/bots/{id}/requestCode",
+  options: {
+    description: "Register a bot",
+    validate: {
+      params: Joi.object({
+        id: Joi.string().uuid().required(),
+      }),
+      query: Joi.object({
+        mode: Joi.string().valid("sms", "voice").required(),
+        captcha: Joi.string(),
+      }),
+    },
+    handler: async (request: Hapi.Request, h: Hapi.ResponseToolkit) => {
+      const { id } = request.params;
+      const { mode, captcha } = request.query;
+      const signalService = getSignalService(request);
+
+      const bot = await signalService.findById(id);
+
+      if (!bot) {
+        throw Boom.notFound("Bot not found");
+      }
+
+      try {
+        if (mode === "sms") {
+          await signalService.requestSMSVerification(bot, captcha);
+        } else if (mode === "voice") {
+          await signalService.requestVoiceVerification(bot, captcha);
+        }
+        return h.response().code(200);
+      } catch (error) {
+        console.log(error);
+        if (error.name === "CaptchaRequiredException") {
+          return h.response().code(402);
+        } else if (error.code) {
+          return h.response().code(error.code);
+        } else {
+          return h.response().code(500);
+        }
+      }
+    },
+  },
+});

metamigo-api/app/routes/users/index.ts

@@ -0,0 +1,59 @@
+import * as Joi from "joi";
+import * as Hapi from "@hapi/hapi";
+import { UserRecord, crudRoutesFor, CrudControllerBase } from "common";
+import * as RouteHelpers from "../helpers";
+
+class UserRecordController extends CrudControllerBase(UserRecord) { }
+
+const validator = (): Record<string, Hapi.RouteOptionsValidate> => ({
+  create: {
+    payload: Joi.object({
+      name: Joi.string().required(),
+      email: Joi.string().email().required(),
+      emailVerified: Joi.string().isoDate().required(),
+      createdBy: Joi.string().required(),
+      avatar: Joi.string()
+        .uri({ scheme: ["http", "https"] })
+        .optional(),
+      userRole: Joi.string().optional(),
+      isActive: Joi.boolean().optional(),
+    }).label("UserCreate"),
+  },
+  updateById: {
+    params: {
+      userId: Joi.string().uuid().required(),
+    },
+    payload: Joi.object({
+      name: Joi.string().optional(),
+      email: Joi.string().email().optional(),
+      emailVerified: Joi.string().isoDate().optional(),
+      createdBy: Joi.boolean().optional(),
+      avatar: Joi.string()
+        .uri({ scheme: ["http", "https"] })
+        .optional(),
+      userRole: Joi.string().optional(),
+      isActive: Joi.boolean().optional(),
+      createdAt: Joi.string().isoDate().optional(),
+      updatedAt: Joi.string().isoDate().optional(),
+    }).label("UserUpdate"),
+  },
+  deleteById: {
+    params: {
+      userId: Joi.string().uuid().required(),
+    },
+  },
+  getById: {
+    params: {
+      userId: Joi.string().uuid().required(),
+    },
+  },
+});
+
+export const UserRoutes = async (
+  _server: Hapi.Server
+): Promise<Hapi.ServerRoute[]> => {
+  const controller = new UserRecordController("users", "userId");
+  return RouteHelpers.withDefaults(
+    crudRoutesFor("user", "/api/users", controller, "userId", validator())
+  );
+};

metamigo-api/app/routes/voice/index.ts

@@ -0,0 +1,124 @@
+import * as Hapi from "@hapi/hapi";
+import * as Joi from "joi";
+import * as Boom from "@hapi/boom";
+import * as R from "remeda";
+import * as Helpers from "../helpers";
+import Twilio from "twilio";
+import { crudRoutesFor, CrudControllerBase } from "common";
+import { VoiceLineRecord, SavedVoiceLine } from "db";
+
+const TwilioHandlers = {
+  freeNumbers: async (provider, request: Hapi.Request) => {
+    const { accountSid, apiKeySid, apiKeySecret } = provider.credentials;
+    const client = Twilio(apiKeySid, apiKeySecret, {
+      accountSid,
+    });
+    const numbers = R.pipe(
+      await client.incomingPhoneNumbers.list({ limit: 100 }),
+      R.filter((n) => n.capabilities.voice),
+      R.map(R.pick(["sid", "phoneNumber"]))
+    );
+    const numberSids = R.map(numbers, R.prop("sid"));
+    const voiceLineRepo = request.db().voiceLines;
+    const voiceLines: SavedVoiceLine[] =
+      await voiceLineRepo.findAllByProviderLineSids(numberSids);
+    const voiceLineSids = new Set(R.map(voiceLines, R.prop("providerLineSid")));
+
+    return R.pipe(
+      numbers,
+      R.reject((n) => voiceLineSids.has(n.sid)),
+      R.map((n) => ({ id: n.sid, name: n.phoneNumber }))
+    );
+  },
+};
+
+export const VoiceProviderRoutes = Helpers.withDefaults([
+  {
+    method: "GET",
+    path: "/api/voice/providers/{providerId}/freeNumbers",
+    options: {
+      description:
+        "get a list of the incoming numbers for a provider account that aren't assigned to a voice line",
+      validate: {
+        params: {
+          providerId: Joi.string().uuid().required(),
+        },
+      },
+      handler: async (request: Hapi.Request, _h: Hapi.ResponseToolkit) => {
+        const { providerId } = request.params;
+        const voiceProvidersRepo = request.db().voiceProviders;
+        const provider = await voiceProvidersRepo.findById(providerId);
+        if (!provider) return Boom.notFound();
+        switch (provider.kind) {
+          case "TWILIO":
+            return TwilioHandlers.freeNumbers(provider, request);
+          default:
+            return Boom.badImplementation();
+        }
+      },
+    },
+  },
+]);
+
+class VoiceLineRecordController extends CrudControllerBase(VoiceLineRecord) { }
+
+const validator = (): Record<string, Hapi.RouteOptionsValidate> => ({
+  create: {
+    payload: Joi.object({
+      providerType: Joi.string().required(),
+      providerId: Joi.string().required(),
+      number: Joi.string().required(),
+      language: Joi.string().required(),
+      voice: Joi.string().required(),
+      promptText: Joi.string().optional(),
+      promptRecording: Joi.binary()
+        .encoding("base64")
+        .max(50 * 1000 * 1000)
+        .optional(),
+    }).label("VoiceLineCreate"),
+  },
+  updateById: {
+    params: {
+      id: Joi.string().uuid().required(),
+    },
+    payload: Joi.object({
+      providerType: Joi.string().optional(),
+      providerId: Joi.string().optional(),
+      number: Joi.string().optional(),
+      language: Joi.string().optional(),
+      voice: Joi.string().optional(),
+      promptText: Joi.string().optional(),
+      promptRecording: Joi.binary()
+        .encoding("base64")
+        .max(50 * 1000 * 1000)
+        .optional(),
+    }).label("VoiceLineUpdate"),
+  },
+  deleteById: {
+    params: {
+      id: Joi.string().uuid().required(),
+    },
+  },
+  getById: {
+    params: {
+      id: Joi.string().uuid().required(),
+    },
+  },
+});
+
+export const VoiceLineRoutes = async (
+  _server: Hapi.Server
+): Promise<Hapi.ServerRoute[]> => {
+  const controller = new VoiceLineRecordController("voiceLines", "id");
+  return Helpers.withDefaults(
+    crudRoutesFor(
+      "voice-line",
+      "/api/voice/voice-line",
+      controller,
+      "id",
+      validator()
+    )
+  );
+};
+
+export * from "./twilio";

metamigo-api/app/routes/voice/twilio/index.ts

@@ -0,0 +1,230 @@
+import * as Hapi from "@hapi/hapi";
+import * as Joi from "joi";
+import * as Boom from "@hapi/boom";
+import Twilio from "twilio";
+import { SavedVoiceProvider } from "db";
+import pMemoize from "p-memoize";
+import ms from "ms";
+import * as Helpers from "../../helpers";
+import workerUtils from "../../../../worker-utils";
+import { SayLanguage, SayVoice } from "twilio/lib/twiml/VoiceResponse";
+
+const queueRecording = async (meta) => {
+  return workerUtils.addJob("twilio-recording", meta, { jobKey: meta.callSid });
+};
+
+const twilioClientFor = (provider: SavedVoiceProvider): Twilio.Twilio => {
+  const { accountSid, apiKeySid, apiKeySecret } = provider.credentials;
+  if (!accountSid || !apiKeySid || !apiKeySecret)
+    throw new Error(
+      `twilio provider ${provider.name} does not have credentials`
+    );
+
+  return Twilio(apiKeySid, apiKeySecret, {
+    accountSid,
+  });
+};
+
+const _getOrCreateTTSTestApplication = async (
+  url,
+  name,
+  client: Twilio.Twilio
+) => {
+  const application = await client.applications.list({ friendlyName: name });
+
+  if (application[0] && application[0].voiceUrl === url) {
+    return application[0];
+  }
+
+  return client.applications.create({
+    voiceMethod: "POST",
+    voiceUrl: url,
+    friendlyName: name,
+  });
+};
+
+const getOrCreateTTSTestApplication = pMemoize(_getOrCreateTTSTestApplication, {
+  maxAge: ms("1h"),
+});
+
+export const TwilioRoutes = Helpers.noAuth([
+  {
+    method: "get",
+    path: "/api/voice/twilio/prompt/{voiceLineId}",
+    options: {
+      description: "download the mp3 file to play as a prompt for the user",
+      validate: {
+        params: {
+          voiceLineId: Joi.string().uuid().required(),
+        },
+      },
+      handler: async (request: Hapi.Request, h: Hapi.ResponseToolkit) => {
+        const { voiceLineId } = request.params;
+        const voiceLine = await request
+          .db()
+          .voiceLines.findById({ id: voiceLineId });
+
+        if (!voiceLine) return Boom.notFound();
+        if (!voiceLine.audioPromptEnabled) return Boom.badRequest();
+
+        const mp3 = voiceLine.promptAudio["audio/mpeg"];
+        if (!mp3) {
+          return Boom.serverUnavailable();
+        }
+
+        return h
+          .response(Buffer.from(mp3, "base64"))
+          .header("Content-Type", "audio/mpeg")
+          .header("Content-Disposition", "attachment; filename=prompt.mp3");
+      },
+    },
+  },
+  {
+    method: "post",
+    path: "/api/voice/twilio/record/{voiceLineId}",
+    options: {
+      description: "webhook for twilio to handle an incoming call",
+      validate: {
+        params: {
+          voiceLineId: Joi.string().uuid().required(),
+        },
+      },
+      handler: async (request: Hapi.Request, _h: Hapi.ResponseToolkit) => {
+        const { voiceLineId } = request.params;
+        const { To } = request.payload as { To: string };
+        const voiceLine = await request.db().voiceLines.findBy({ number: To });
+        if (!voiceLine) return Boom.notFound();
+        if (voiceLine.id !== voiceLineId) return Boom.badRequest();
+
+        const frontendUrl = request.server.config().frontend.url;
+        const useTextPrompt = !voiceLine.audioPromptEnabled;
+
+        const twiml = new Twilio.twiml.VoiceResponse();
+        if (useTextPrompt) {
+          let prompt = voiceLine.promptText;
+          if (!prompt || prompt.length === 0)
+            prompt =
+              "The grabadora text prompt is unconfigured. Please set a prompt in the administration screen.";
+          twiml.say(
+            {
+              language: voiceLine.language as SayLanguage,
+              voice: voiceLine.voice as SayVoice,
+            },
+            prompt
+          );
+        } else {
+          const promptUrl = `${frontendUrl}/api/v1/voice/twilio/prompt/${voiceLineId}`;
+          twiml.play({ loop: 1 }, promptUrl);
+        }
+
+        twiml.record({
+          playBeep: true,
+          finishOnKey: "1",
+          recordingStatusCallback: `${frontendUrl}/api/v1/voice/twilio/recording-ready/${voiceLineId}`,
+        });
+        return twiml.toString();
+      },
+    },
+  },
+  {
+    method: "post",
+    path: "/api/voice/twilio/recording-ready/{voiceLineId}",
+    options: {
+      description: "webhook for twilio to handle a recording",
+      validate: {
+        params: {
+          voiceLineId: Joi.string().uuid().required(),
+        },
+      },
+      handler: async (request: Hapi.Request, h: Hapi.ResponseToolkit) => {
+        const { voiceLineId } = request.params;
+        const voiceLine = await request
+          .db()
+          .voiceLines.findById({ id: voiceLineId });
+        if (!voiceLine) return Boom.notFound();
+
+        const { AccountSid, RecordingSid, CallSid } = request.payload as {
+          AccountSid: string;
+          RecordingSid: string;
+          CallSid: string;
+        };
+
+        await queueRecording({
+          voiceLineId,
+          accountSid: AccountSid,
+          callSid: CallSid,
+          recordingSid: RecordingSid,
+        });
+        return h.response().code(203);
+      },
+    },
+  },
+  {
+    method: "post",
+    path: "/api/voice/twilio/text-to-speech/{providerId}",
+    options: {
+      description: "webook for twilio to test the twilio text-to-speech",
+      validate: {
+        params: {
+          providerId: Joi.string().uuid().required(),
+        },
+      },
+      handler: async (request: Hapi.Request, _h: Hapi.ResponseToolkit) => {
+        const { language, voice, prompt } = request.payload as {
+          language: SayLanguage;
+          voice: SayVoice;
+          prompt: string;
+        };
+        const twiml = new Twilio.twiml.VoiceResponse();
+        twiml.say({ language, voice }, prompt);
+        return twiml.toString();
+      },
+    },
+  },
+  {
+    method: "get",
+    path: "/api/voice/twilio/text-to-speech-token/{providerId}",
+    options: {
+      description:
+        "generates a one time token to test the twilio text-to-speech",
+      validate: {
+        params: {
+          providerId: Joi.string().uuid().required(),
+        },
+      },
+      handler: async (request: Hapi.Request, h: Hapi.ResponseToolkit) => {
+        const { providerId } = request.params as { providerId: string };
+        const provider: SavedVoiceProvider = await request
+          .db()
+          .voiceProviders.findById({ id: providerId });
+        if (!provider) return Boom.notFound();
+
+        const frontendUrl = request.server.config().frontend.url;
+        const url = `${frontendUrl}/api/v1/voice/twilio/text-to-speech/${providerId}`;
+        const name = `Grabadora text-to-speech tester: ${providerId}`;
+        const app = await getOrCreateTTSTestApplication(
+          url,
+          name,
+          twilioClientFor(provider)
+        );
+
+        const { accountSid, apiKeySecret, apiKeySid } = provider.credentials;
+        const token = new Twilio.jwt.AccessToken(
+          accountSid,
+          apiKeySid,
+          apiKeySecret,
+          { identity: "tts-test" }
+        );
+
+        const grant = new Twilio.jwt.AccessToken.VoiceGrant({
+          outgoingApplicationSid: app.sid,
+          incomingAllow: true,
+        });
+        token.addGrant(grant);
+        return h.response({
+          token: token.toJwt(),
+        });
+      },
+    },
+  },
+]);

metamigo-api/app/routes/whatsapp/index.ts

@@ -0,0 +1,195 @@
+import * as Hapi from "@hapi/hapi";
+import * as Helpers from "../helpers";
+import Boom from "boom";
+
+export const GetAllWhatsappBotsRoute = Helpers.withDefaults({
+  method: "get",
+  path: "/api/whatsapp/bots",
+  options: {
+    description: "Get all bots",
+    handler: async (request: Hapi.Request, _h: Hapi.ResponseToolkit) => {
+      const { whatsappService } = request.services();
+
+      const bots = await whatsappService.findAll();
+
+      if (bots) {
+        // with the pino logger the first arg is an object of data to log
+        // the second arg is a message
+        // all other args are formated args for the msg
+        request.logger.info({ bots }, "Retrieved bot(s) at %s", new Date());
+
+        return { bots };
+      }
+
+      return _h.response().code(204);
+    },
+  },
+});
+
+export const GetBotsRoute = Helpers.noAuth({
+  method: "get",
+  path: "/api/whatsapp/bots/{token}",
+  options: {
+    description: "Get one bot",
+    handler: async (request: Hapi.Request, _h: Hapi.ResponseToolkit) => {
+      const { token } = request.params;
+      const { whatsappService } = request.services();
+
+      const bot = await whatsappService.findByToken(token);
+
+      if (bot) {
+        // with the pino logger the first arg is an object of data to log
+        // the second arg is a message
+        // all other args are formated args for the msg
+        request.logger.info({ bot }, "Retrieved bot(s) at %s", new Date());
+
+        return bot;
+      }
+
+      throw Boom.notFound("Bot not found");
+    },
+  },
+});
+
+interface MessageRequest {
+  phoneNumber: string;
+  message: string;
+}
+
+export const SendBotRoute = Helpers.noAuth({
+  method: "post",
+  path: "/api/whatsapp/bots/{token}/send",
+  options: {
+    description: "Send a message",
+    handler: async (request: Hapi.Request, _h: Hapi.ResponseToolkit) => {
+      const { token } = request.params;
+      const { phoneNumber, message } = request.payload as MessageRequest;
+      const { whatsappService } = request.services();
+
+      const bot = await whatsappService.findByToken(token);
+
+      if (bot) {
+        request.logger.info({ bot }, "Sent a message at %s", new Date());
+
+        await whatsappService.send(bot, phoneNumber, message as string);
+        return _h
+          .response({
+            result: {
+              recipient: phoneNumber,
+              timestamp: new Date().toISOString(),
+              source: bot.phoneNumber,
+            },
+          })
+          .code(200); // temp
+      }
+
+      throw Boom.notFound("Bot not found");
+    },
+  },
+});
+
+export const ReceiveBotRoute = Helpers.withDefaults({
+  method: "get",
+  path: "/api/whatsapp/bots/{token}/receive",
+  options: {
+    description: "Receive messages",
+    handler: async (request: Hapi.Request, _h: Hapi.ResponseToolkit) => {
+      const { token } = request.params;
+      const { whatsappService } = request.services();
+
+      const bot = await whatsappService.findByToken(token);
+
+      if (bot) {
+        request.logger.info({ bot }, "Received messages at %s", new Date());
+
+        // temp
+        const date = new Date();
+        const twoDaysAgo = new Date(date.getTime());
+        twoDaysAgo.setDate(date.getDate() - 2);
+        return whatsappService.receive(bot, twoDaysAgo);
+      }
+
+      throw Boom.notFound("Bot not found");
+    },
+  },
+});
+
+export const RegisterBotRoute = Helpers.withDefaults({
+  method: "get",
+  path: "/api/whatsapp/bots/{id}/register",
+  options: {
+    description: "Register a bot",
+    handler: async (request: Hapi.Request, _h: Hapi.ResponseToolkit) => {
+      const { id } = request.params;
+      const { whatsappService } = request.services();
+
+      const bot = await whatsappService.findById(id);
+
+      if (bot) {
+        await whatsappService.register(bot, (error: string) => {
+          if (error) {
+            return _h.response(error).code(500);
+          }
+
+          request.logger.info({ bot }, "Register bot at %s", new Date());
+          return _h.response().code(200);
+        });
+      }
+
+      throw Boom.notFound("Bot not found");
+    },
+  },
+});
+
+export const RefreshBotRoute = Helpers.withDefaults({
+  method: "get",
+  path: "/api/whatsapp/bots/{id}/refresh",
+  options: {
+    description: "Refresh messages",
+    handler: async (request: Hapi.Request, _h: Hapi.ResponseToolkit) => {
+      const { id } = request.params;
+      const { whatsappService } = request.services();
+
+      const bot = await whatsappService.findById(id);
+
+      if (bot) {
+        request.logger.info({ bot }, "Refreshed messages at %s", new Date());
+
+        //       await whatsappService.refresh(bot);
+        return;
+      }
+
+      throw Boom.notFound("Bot not found");
+    },
+  },
+});
+
+interface BotRequest {
+  phoneNumber: string;
+  description: string;
+}
+
+export const CreateBotRoute = Helpers.withDefaults({
+  method: "post",
+  path: "/api/whatsapp/bots",
+  options: {
+    description: "Register a bot",
+    handler: async (request: Hapi.Request, _h: Hapi.ResponseToolkit) => {
+      const { phoneNumber, description } = request.payload as BotRequest;
+      const { whatsappService } = request.services();
+      console.log("request.auth.credentials:", request.auth.credentials);
+
+      const bot = await whatsappService.create(
+        phoneNumber,
+        description,
+        request.auth.credentials.email as string
+      );
+      if (bot) {
+        request.logger.info({ bot }, "Register bot at %s", new Date());
+        return bot;
+      }
+
+      throw Boom.notFound("Bot not found");
+    },
+  },
+});

metamigo-api/app/services/index.ts

@@ -0,0 +1,14 @@
+import type * as Hapi from "@hapi/hapi";
+import SettingsService from "./settings";
+import RandomService from "./random";
+import WhatsappService from "./whatsapp";
+import SignaldService from "./signald";
+
+export const register = async (server: Hapi.Server): Promise<void> => {
+  // register your services here
+  // don't forget to add them to the AppServices interface in ../types/index.ts
+  server.registerService(RandomService);
+  server.registerService(SettingsService);
+  server.registerService(WhatsappService);
+  server.registerService(SignaldService);
+};

metamigo-api/app/services/settings.ts

@@ -0,0 +1,16 @@
+import * as Hapi from "@hapi/hapi";
+import * as Schmervice from "@hapipal/schmervice";
+import { settingInfo, SettingsService } from "db";
+
+export const VoicemailPrompt = settingInfo<string>("voicemail-prompt");
+export const VoicemailMinLength = settingInfo<number>("voicemail-min-length");
+export const VoicemailUseTextPrompt = settingInfo<boolean>(
+  "voicemail-use-text-prompt"
+);
+
+export { ISettingsService } from "db";
+// @ts-expect-error
+const service = (server: Hapi.Server): Schmervice.ServiceFunctionalInterface =>
+  SettingsService(server.db().settings);
+
+export default service;

metamigo-api/app/services/signald.ts

@@ -0,0 +1,200 @@
+/* eslint-disable @typescript-eslint/no-unused-vars */
+import { Server } from "@hapi/hapi";
+import { Service } from "@hapipal/schmervice";
+import {
+  SignaldAPI,
+  IncomingMessagev1,
+  ClientMessageWrapperv1
+} from "@digiresilience/node-signald";
+import { SavedSignalBot as Bot } from "db";
+import workerUtils from "../../worker-utils";
+
+export default class SignaldService extends Service {
+  signald: SignaldAPI;
+  subscriptions: Set<string>;
+
+  constructor(server: Server, options: never) {
+    super(server, options);
+
+    if (this.server.config().signald.enabled) {
+      this.signald = new SignaldAPI();
+      this.signald.setLogger((level, msg, extra?) => {
+        this.server.logger[level]({ extra }, msg);
+      });
+      this.subscriptions = new Set();
+    }
+  }
+
+  async initialize(): Promise<void> {
+    if (this.server.config().signald.enabled && this.signald) {
+      this.setupListeners();
+      this.connect();
+    }
+  }
+
+  async teardown(): Promise<void> {
+    if (this.server.config().signald.enabled && this.signald)
+      this.signald.disconnect();
+  }
+
+  private connect() {
+    const { enabled, socket } = this.server.config().signald;
+    if (!enabled) return;
+    this.signald.connectWithBackoff(socket);
+  }
+
+  private async onConnected() {
+    await this.subscribeAll();
+  }
+
+  private setupListeners() {
+    this.signald.on("transport_error", async (error) => {
+      this.server.logger.info({ error }, "signald transport error");
+    });
+    this.signald.on("transport_connected", async () => {
+      this.onConnected();
+    });
+    this.signald.on("transport_received_payload", async (payload: ClientMessageWrapperv1) => {
+      this.server.logger.debug({ payload }, "signald payload received");
+      if (payload.type === "IncomingMessage") {
+        this.receiveMessage(payload.data)
+      }
+    });
+    this.signald.on("transport_sent_payload", async (payload) => {
+      this.server.logger.debug({ payload }, "signald payload sent");
+    });
+  }
+
+  private async subscribeAll() {
+    const result = await this.signald.listAccounts();
+    const accounts = result.accounts.map((account) => account.address.number);
+    await Promise.all(
+      accounts.map(async (account) => {
+        await this.signald.subscribe(account);
+        this.subscriptions.add(account);
+      })
+    );
+  }
+
+  private async unsubscribeAll() {
+    await Promise.all(
+      [...this.subscriptions].map(async (account) => {
+        await this.signald.unsubscribe(account);
+        this.subscriptions.delete(account);
+      })
+    );
+  }
+
+  async create(
+    phoneNumber: string,
+    description: string,
+    email: string
+  ): Promise<Bot> {
+    const db = this.server.db();
+    const user = await db.users.findBy({ email });
+    const row = await db.signalBots.insert({
+      phoneNumber,
+      description,
+      userId: user.id,
+    });
+    return row;
+  }
+
+  async findAll(): Promise<Bot[]> {
+    const db = this.server.db();
+    return db.signalBots.findAll();
+  }
+
+  async findById(id: string): Promise<Bot> {
+    const db = this.server.db();
+    return db.signalBots.findById({ id });
+  }
+
+  async findByToken(token: string): Promise<Bot> {
+    const db = this.server.db();
+    return db.signalBots.findBy({ token });
+  }
+
+  async register(bot: Bot, code: string): Promise<any> {
+    const address = await this.signald.verify(bot.phoneNumber, code);
+    this.server.db().signalBots.updateAuthInfo(bot, address.address.uuid);
+  }
+
+  async send(bot: Bot, phoneNumber: string, message: string): Promise<any> {
+    this.server.logger.debug(
+      { us: bot.phoneNumber, then: phoneNumber, message },
+      "signald send"
+    );
+    return await this.signald.send(
+      bot.phoneNumber,
+      { number: phoneNumber },
+      undefined,
+      message
+    );
+  }
+
+  async resetSession(bot: Bot, phoneNumber: string): Promise<any> {
+    return await this.signald.resetSession(bot.phoneNumber, {
+      number: phoneNumber,
+    });
+  }
+
+  async requestVoiceVerification(bot: Bot, captcha?: string): Promise<void> {
+    this.server.logger.debug(
+      { number: bot.phoneNumber, captcha },
+      "requesting voice verification for"
+    );
+
+    await this.signald.register(bot.phoneNumber, true, captcha);
+  }
+
+  async requestSMSVerification(bot: Bot, captcha?: string): Promise<void> {
+    this.server.logger.debug(
+      { number: bot.phoneNumber, captcha },
+      "requesting sms verification for"
+    );
+    await this.signald.register(bot.phoneNumber, false, captcha);
+  }
+
+  private async receiveMessage(message: IncomingMessagev1) {
+    const { account } = message;
+    if (!account) {
+      this.server.logger.debug({ message }, "invalid message received");
+      this.server.logger.error("invalid message received");
+    }
+
+    const bot = await this.server.db().signalBots.findBy({ phoneNumber: account });
+    if (!bot) {
+      this.server.logger.info("message received for unknown bot", {
+        account,
+        message,
+      });
+      return;
+    }
+
+    await this.queueMessage(bot, message);
+  }
+
+  private async queueMessage(bot: Bot, message: IncomingMessagev1) {
+    const { timestamp, account, data_message: dataMessage } = message;
+    if (!dataMessage?.body && !dataMessage?.attachments) {
+      this.server.logger.info({ message }, "message received with no content");
+      return;
+    }
+
+    if (!timestamp || !account) {
+      this.server.logger.debug({ message }, "invalid message received");
+    }
+
+    const receivedMessage = {
+      message,
+      botId: bot.id,
+      botPhoneNumber: bot.phoneNumber,
+    };
+
+    workerUtils.addJob("signald-message", receivedMessage, {
+      jobKey: `signal-bot-${bot.id}-${timestamp}`,
+      queueName: `signal-bot-${bot.id}`,
+    });
+  }
+}

metamigo-api/app/services/whatsapp.ts

@@ -0,0 +1,247 @@
+import { Server } from "@hapi/hapi";
+import { Service } from "@hapipal/schmervice";
+import { SavedWhatsappBot as Bot } from "db";
+import makeWASocket, { DisconnectReason, proto, downloadContentFromMessage, MediaType } from "@adiwajshing/baileys";
+import workerUtils from "../../worker-utils";
+import { useDatabaseAuthState } from "../lib/whatsapp-key-store";
+import { connect } from "pg-monitor";
+
+export type AuthCompleteCallback = (error?: string) => void;
+
+export default class WhatsappService extends Service {
+  connections: { [key: string]: any } = {};
+  loginConnections: { [key: string]: any } = {};
+
+  static browserDescription: [string, string, string] = [
+    "Metamigo",
+    "Chrome",
+    "2.0",
+  ];
+
+  constructor(server: Server, options: never) {
+    super(server, options);
+  }
+
+  async initialize(): Promise<void> {
+    this.updateConnections();
+  }
+
+  async teardown(): Promise<void> {
+    this.resetConnections();
+  }
+
+  private async sleep(ms: number): Promise<void> {
+    console.log(`pausing ${ms}`)
+    return new Promise(resolve => setTimeout(resolve, ms));
+  }
+
+  private async resetConnections() {
+    for (const connection of Object.values(this.connections)) {
+      try {
+        connection.end(null)
+      } catch (error) {
+        console.log(error);
+      }
+    }
+    this.connections = {};
+  }
+
+  private createConnection(bot: Bot, server: Server, options: any, authCompleteCallback?: any) {
+    const { state, saveState } = useDatabaseAuthState(bot, server)
+    const connection = makeWASocket({ ...options, auth: state });
+    let pause = 5000;
+    connection.ev.on('connection.update', async (update) => {
+      console.log(`Connection updated ${JSON.stringify(update, null, 2)}`)
+      const { connection: connectionState, lastDisconnect, qr, isNewLogin } = update
+      if (qr) {
+        console.log('got qr code')
+        await this.server.db().whatsappBots.updateQR(bot, qr);
+      } else if (isNewLogin) {
+        console.log("got new login")
+      } else if (connectionState === 'open') {
+        console.log('opened connection')
+      } else if (connectionState === "close") {
+        console.log('connection closed due to ', lastDisconnect.error)
+        const disconnectStatusCode = (lastDisconnect?.error as any)?.output?.statusCode
+        if (disconnectStatusCode === DisconnectReason.restartRequired) {
+          console.log('reconnecting after got new login')
+          const updatedBot = await this.findById(bot.id);
+          this.createConnection(updatedBot, server, options)
+          authCompleteCallback()
+        } else if (disconnectStatusCode !== DisconnectReason.loggedOut) {
+          console.log('reconnecting')
+          await this.sleep(pause)
+          pause = pause * 2
+          this.createConnection(bot, server, options)
+        }
+      }
+    })
+
+    connection.ev.on('chats.set', item => console.log(`recv ${item.chats.length} chats (is latest: ${item.isLatest})`))
+    connection.ev.on('messages.set', item => console.log(`recv ${item.messages.length} messages (is latest: ${item.isLatest})`))
+    connection.ev.on('contacts.set', item => console.log(`recv ${item.contacts.length} contacts`))
+    connection.ev.on('messages.upsert', async m => {
+      console.log("messages upsert")
+      const { messages } = m;
+      if (messages) {
+        await this.queueUnreadMessages(bot, messages);
+      }
+    })
+    connection.ev.on('messages.update', m => console.log(m))
+    connection.ev.on('message-receipt.update', m => console.log(m))
+    connection.ev.on('presence.update', m => console.log(m))
+    connection.ev.on('chats.update', m => console.log(m))
+    connection.ev.on('contacts.upsert', m => console.log(m))
+    connection.ev.on('creds.update', saveState)
+
+    this.connections[bot.id] = connection;
+  }
+
+  private async updateConnections() {
+    this.resetConnections();
+
+    const bots = await this.server.db().whatsappBots.findAll();
+    for await (const bot of bots) {
+      if (bot.isVerified) {
+        this.createConnection(
+          bot,
+          this.server,
+          {
+            browser: WhatsappService.browserDescription,
+            printQRInTerminal: false,
+            version: [2, 2204, 13],
+          })
+      }
+    }
+  }
+
+  private async queueMessage(bot: Bot, webMessageInfo: proto.WebMessageInfo) {
+    const { key, message, messageTimestamp } = webMessageInfo;
+    const { remoteJid } = key;
+
+    if (!key.fromMe && message && remoteJid !== "status@broadcast") {
+      const isMediaMessage =
+        message.audioMessage ||
+        message.documentMessage ||
+        message.imageMessage ||
+        message.videoMessage;
+
+      let messageContent = Object.values(message)[0]
+      let messageType: MediaType;
+      let attachment: string;
+      let filename: string;
+      let mimetype: string;
+      if (isMediaMessage) {
+        if (message.audioMessage) {
+          messageType = "audio";
+          filename =
+            key.id + "." + message.audioMessage.mimetype.split("/").pop();
+          mimetype = message.audioMessage.mimetype;
+        } else if (message.documentMessage) {
+          messageType = "document";
+          filename = message.documentMessage.fileName;
+          mimetype = message.documentMessage.mimetype;
+        } else if (message.imageMessage) {
+          messageType = "image";
+          filename =
+            key.id + "." + message.imageMessage.mimetype.split("/").pop();
+          mimetype = message.imageMessage.mimetype;
+        } else if (message.videoMessage) {
+          messageType = "video"
+          filename =
+            key.id + "." + message.videoMessage.mimetype.split("/").pop();
+          mimetype = message.videoMessage.mimetype;
+        }
+
+        const stream = await downloadContentFromMessage(messageContent, messageType)
+        let buffer = Buffer.from([])
+        for await (const chunk of stream) {
+          buffer = Buffer.concat([buffer, chunk])
+        }
+        attachment = buffer.toString("base64");
+      }
+
+      if (messageContent || attachment) {
+        const receivedMessage = {
+          waMessageId: key.id,
+          waMessage: JSON.stringify(webMessageInfo),
+          waTimestamp: new Date((messageTimestamp as number) * 1000),
+          attachment,
+          filename,
+          mimetype,
+          whatsappBotId: bot.id,
+          botPhoneNumber: bot.phoneNumber,
+        };
+
+        workerUtils.addJob("whatsapp-message", receivedMessage, {
+          jobKey: key.id,
+        });
+      }
+    }
+  }
+
+  private async queueUnreadMessages(bot: Bot, messages: any[]) {
+    for await (const message of messages) {
+      await this.queueMessage(bot, message);
+    }
+  }
+
+  async create(
+    phoneNumber: string,
+    description: string,
+    email: string
+  ): Promise<Bot> {
+    const db = this.server.db();
+    const user = await db.users.findBy({ email });
+    const row = await db.whatsappBots.insert({
+      phoneNumber,
+      description,
+      userId: user.id,
+    });
+    return row;
+  }
+
+  async findAll(): Promise<Bot[]> {
+    return this.server.db().whatsappBots.findAll();
+  }
+
+  async findById(id: string): Promise<Bot> {
+    return this.server.db().whatsappBots.findById({ id });
+  }
+
+  async findByToken(token: string): Promise<Bot> {
+    return this.server.db().whatsappBots.findBy({ token });
+  }
+
+  async register(bot: Bot, callback: AuthCompleteCallback): Promise<void> {
+    await this.createConnection(bot, this.server, { version: [2, 2204, 13] }, callback);
+  }
+
+  async send(bot: Bot, phoneNumber: string, message: string): Promise<void> {
+    const connection = this.connections[bot.id];
+    const recipient = `${phoneNumber.replace(/\D+/g, "")}@s.whatsapp.net`;
+    await connection.sendMessage(recipient, { text: message });
+  }
+
+  async receiveSince(bot: Bot, lastReceivedDate: Date): Promise<void> {
+    const connection = this.connections[bot.id];
+    const messages = await connection.messagesReceivedAfter(
+      lastReceivedDate,
+      false
+    );
+    for (const message of messages) {
+      this.queueMessage(bot, message);
+    }
+  }
+
+  async receive(bot: Bot, lastReceivedDate: Date): Promise<any> {
+    const connection = this.connections[bot.id];
+    // const messages = await connection.messagesReceivedAfter(
+    //   lastReceivedDate,
+    //   false
+    // );
+
+    const messages = await connection.loadAllUnreadMessages();
+    return messages;
+  }
+}

metamigo-api/app/types/index.ts

@@ -0,0 +1,27 @@
+import type { IMain } from "pg-promise";
+import type { ISettingsService } from "../services/settings";
+import type WhatsappService from "../services/whatsapp";
+import type SignaldService from "../services/signald";
+import type { IAppConfig } from "../../config";
+import type { AppDatabase } from "db";
+
+// add your service interfaces here
+interface AppServices {
+  settingsService: ISettingsService;
+  whatsappService: WhatsappService;
+  signaldService: SignaldService;
+}
+
+// extend the hapi types with our services and config
+declare module "@hapi/hapi" {
+  export interface Request {
+    services(): AppServices;
+    db(): AppDatabase;
+    pgp: IMain;
+  }
+  export interface Server {
+    config(): IAppConfig;
+    db(): AppDatabase;
+    pgp: IMain;
+  }
+}