/* eslint-disable
    camelcase,
    handle-callback-err,
*/
// TODO: This file was created by bulk-decaffeinate.
// Fix any style issues and re-enable lint.
/*
 * decaffeinate suggestions:
 * DS102: Remove unnecessary code created because of implicit returns
 * DS207: Consider shorter variations of null checks
 * Full docs: https://github.com/decaffeinate/decaffeinate/blob/master/docs/suggestions.md
 */
let WebApiManager
const request = require('requestretry') // allow retry on error https://github.com/FGRibreau/node-request-retry
const logger = require('logger-sharelatex')
const Settings = require('settings-sharelatex')

// Don't let HTTP calls hang for a long time
const MAX_HTTP_REQUEST_LENGTH = 15000 // 15 seconds

// DEPRECATED! This method of getting user details via track-changes is deprecated
// in the way we lay out our services.
// Instead, web should be responsible for collecting the raw data (user_ids) and
// filling it out with calls to other services. All API calls should create a
// tree-like structure as much as possible, with web as the root.
module.exports = WebApiManager = {
  sendRequest(url, callback) {
    if (callback == null) {
      callback = function(error, body) {}
    }
    return request.get(
      {
        url: `${Settings.apis.web.url}${url}`,
        timeout: MAX_HTTP_REQUEST_LENGTH,
        maxAttempts: 2, // for node-request-retry
        auth: {
          user: Settings.apis.web.user,
          pass: Settings.apis.web.pass,
          sendImmediately: true
        }
      },
      function(error, res, body) {
        if (error != null) {
          return callback(error)
        }
        if (res.statusCode === 404) {
          logger.log({ url }, 'got 404 from web api')
          return callback(null, null)
        }
        if (res.statusCode >= 200 && res.statusCode < 300) {
          return callback(null, body)
        } else {
          error = new Error(
            `web returned a non-success status code: ${res.statusCode} (attempts: ${res.attempts})`
          )
          return callback(error)
        }
      }
    )
  },

  getUserInfo(user_id, callback) {
    if (callback == null) {
      callback = function(error, userInfo) {}
    }
    const url = `/user/${user_id}/personal_info`
    logger.log({ user_id }, 'getting user info from web')
    return WebApiManager.sendRequest(url, function(error, body) {
      let user
      if (error != null) {
        logger.error({ err: error, user_id, url }, 'error accessing web')
        return callback(error)
      }

      if (body === null) {
        logger.error({ user_id, url }, 'no user found')
        return callback(null, null)
      }
      try {
        user = JSON.parse(body)
      } catch (error1) {
        error = error1
        return callback(error)
      }
      return callback(null, {
        id: user.id,
        email: user.email,
        first_name: user.first_name,
        last_name: user.last_name
      })
    })
  },

  getProjectDetails(project_id, callback) {
    if (callback == null) {
      callback = function(error, details) {}
    }
    const url = `/project/${project_id}/details`
    logger.log({ project_id }, 'getting project details from web')
    return WebApiManager.sendRequest(url, function(error, body) {
      let project
      if (error != null) {
        logger.error({ err: error, project_id, url }, 'error accessing web')
        return callback(error)
      }

      try {
        project = JSON.parse(body)
      } catch (error1) {
        error = error1
        return callback(error)
      }
      return callback(null, project)
    })
  }
}