import { Application, Router } from 'express'
import proxy from 'express-http-proxy'

export const BASE_PATH = '/api/v1'
const BOT_REQUEST_HEADERS = 'X-API-Bot-Id'

export class HttpProxy {
  constructor(private app: Application | Router, private targetHost: string) {}

  proxy(originPath: string, targetPathOrOptions: string | {}) {
    const options =
      typeof targetPathOrOptions === 'string'
        ? {
            proxyReqPathResolver: req => setApiBasePath(req) + targetPathOrOptions
          }
        : targetPathOrOptions
    this.app.use(originPath, proxy(this.targetHost, options))

    return this
  }
}

export function setApiBasePath(req) {
  const botId = req.get(BOT_REQUEST_HEADERS)
  return `${BASE_PATH}/bots/${botId}`
}

import { Application, Router } from 'express'
import proxy from 'express-http-proxy'

export const BASE_PATH = '/api/v1'
const BOT_REQUEST_HEADERS = 'x-api-bot-id'

export class HttpProxy {
  constructor(private app: Application | Router, private targetHost: string) {}

  proxy(originPath: string, targetPathOrOptions: string | {}) {
    const options =
      typeof targetPathOrOptions === 'string'
        ? {
            proxyReqPathResolver: req => setApiBasePath(req) + targetPathOrOptions
          }
        : targetPathOrOptions
    this.app.use(originPath, proxy(this.targetHost, options))

    return this
  }
}

export function setApiBasePath(req) {
  // TODO: Get actual headers once the UI has been modified
  const botId = req.get(BOT_REQUEST_HEADERS) || 'bot123'
  return `${BASE_PATH}/bots/${botId}`
}

--- 
+++ 
@@ -2,7 +2,7 @@
 import proxy from 'express-http-proxy'
 
 export const BASE_PATH = '/api/v1'
-const BOT_REQUEST_HEADERS = 'x-api-bot-id'
+const BOT_REQUEST_HEADERS = 'X-API-Bot-Id'
 
 export class HttpProxy {
   constructor(private app: Application | Router, private targetHost: string) {}
@@ -21,7 +21,6 @@
 }
 
 export function setApiBasePath(req) {
-  // TODO: Get actual headers once the UI has been modified
-  const botId = req.get(BOT_REQUEST_HEADERS) || 'bot123'
+  const botId = req.get(BOT_REQUEST_HEADERS)
   return `${BASE_PATH}/bots/${botId}`
 }
Fix bot id api headers key
