Initial prototype

index.js

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+'use strict'
+
+const Transport = require('./lib/Transport')
+const Connection = require('./lib/Connection')
+const ConnectionPool = require('./lib/ConnectionPool')
+const Serializer = require('./lib/Serializer')
+const selectors = require('./lib/Selectors')
+const symbols = require('./lib/symbols')
+const { BadConfigurationError } = require('./lib/errors')
+
+// const buildApi = require('../monorepo/packages/es-api-6')
+
+const {
+  kTransport,
+  kConnectionPool,
+  kSerializer,
+  kSelector
+} = symbols
+
+class Client {
+  constructor (opts = {}) {
+    if (!opts.host) {
+      throw new BadConfigurationError('Missing host option')
+    }
+
+    // if (opts.log) {
+    //   this.on('response', console.log)
+    //   this.on('error', console.log)
+    // }
+
+    const Selector = selectors.RoundRobinSelector
+    const options = Object.assign({}, {
+      Connection,
+      ConnectionPool,
+      Transport,
+      Serializer,
+      Selector,
+      maxRetries: 3,
+      requestTimeout: 30000,
+      sniffInterval: false,
+      sniffOnStart: false
+    }, opts)
+
+    this[kSelector] = new options.Selector()
+    this[kSerializer] = new options.Serializer()
+    this[kConnectionPool] = new options.ConnectionPool({
+      selector: this[kSelector]
+    })
+    this[kTransport] = new options.Transport({
+      connectionPool: this[kConnectionPool],
+      serializer: this[kSerializer],
+      maxRetries: options.maxRetries,
+      requestTimeout: options.requestTimeout,
+      sniffInterval: options.sniffInterval,
+      sniffOnStart: options.sniffOnStart
+    })
+
+    this.request = this[kTransport].request.bind(this[kTransport])
+
+    // const apis = buildApi({
+    //   makeRequest: this[kTransport].request.bind(this[kTransport])
+    // })
+
+    // Object.keys(apis).forEach(api => {
+    //   this[api] = apis[api]
+    // })
+
+    this[kConnectionPool].addConnection(options.host)
+  }
+}
+
+module.exports = {
+  Client,
+  Transport,
+  ConnectionPool,
+  Serializer,
+  selectors,
+  symbols
+}