/* 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 FixturesManager
const RealTimeClient = require('./RealTimeClient')
const MockWebServer = require('./MockWebServer')
const MockDocUpdaterServer = require('./MockDocUpdaterServer')

module.exports = FixturesManager = {
  setUpProject(options, callback) {
    if (options == null) {
      options = {}
    }
    if (callback == null) {
      callback = function (error, data) {}
    }
    if (!options.user_id) {
      options.user_id = FixturesManager.getRandomId()
    }
    if (!options.project_id) {
      options.project_id = FixturesManager.getRandomId()
    }
    if (!options.project) {
      options.project = { name: 'Test Project' }
    }
    const {
      project_id,
      user_id,
      privilegeLevel,
      project,
      publicAccess
    } = options

    const privileges = {}
    privileges[user_id] = privilegeLevel
    if (publicAccess) {
      privileges['anonymous-user'] = publicAccess
    }

    MockWebServer.createMockProject(project_id, privileges, project)
    return MockWebServer.run((error) => {
      if (error != null) {
        throw error
      }
      return RealTimeClient.setSession(
        {
          user: {
            _id: user_id,
            first_name: 'Joe',
            last_name: 'Bloggs'
          }
        },
        (error) => {
          if (error != null) {
            throw error
          }
          return callback(null, {
            project_id,
            user_id,
            privilegeLevel,
            project
          })
        }
      )
    })
  },

  setUpDoc(project_id, options, callback) {
    if (options == null) {
      options = {}
    }
    if (callback == null) {
      callback = function (error, data) {}
    }
    if (!options.doc_id) {
      options.doc_id = FixturesManager.getRandomId()
    }
    if (!options.lines) {
      options.lines = ['doc', 'lines']
    }
    if (!options.version) {
      options.version = 42
    }
    if (!options.ops) {
      options.ops = ['mock', 'ops']
    }
    const { doc_id, lines, version, ops, ranges } = options

    MockDocUpdaterServer.createMockDoc(project_id, doc_id, {
      lines,
      version,
      ops,
      ranges
    })
    return MockDocUpdaterServer.run((error) => {
      if (error != null) {
        throw error
      }
      return callback(null, { project_id, doc_id, lines, version, ops })
    })
  },

  setUpEditorSession(options, callback) {
    FixturesManager.setUpProject(options, (err, detailsProject) => {
      if (err) return callback(err)

      FixturesManager.setUpDoc(
        detailsProject.project_id,
        options,
        (err, detailsDoc) => {
          if (err) return callback(err)

          callback(null, Object.assign({}, detailsProject, detailsDoc))
        }
      )
    })
  },

  getRandomId() {
    return require('crypto')
      .createHash('sha1')
      .update(Math.random().toString())
      .digest('hex')
      .slice(0, 24)
  }
}