import DeviceInfo from 'react-native-device-info'
import { Session } from './session'
const brand = DeviceInfo.getBrand()
const model = DeviceInfo.getModel()
const systemName = DeviceInfo.getSystemName()
const systemVersion = DeviceInfo.getSystemVersion()
const readableVersion = DeviceInfo.getReadableVersion()
const appName = DeviceInfo.getApplicationName()

type Graph = 'churchcenter' | 'planningcenter'
export class Uri {
  session: Session
  graph: Graph = 'planningcenter'
  app?: string

  constructor({ session, app, graph }: { session: Session; app?: string; graph?: Graph }) {
    this.session = session
    this.app = app
    this.graph = graph || 'planningcenter'
  }

  get schema() {
    return 'https'
  }

  get host() {
    return `${this.subdomain}.${this.domain}.${this.tld}`
  }

  get subdomain() {
    switch (this.env) {
      case 'staging':
        return this.isChurchCenter ? 'api.staging' : 'api-staging'
      default:
        return 'api'
    }
  }

  get domain(): 'pco' | 'planningcenteronline' | 'churchcenter' {
    if (this.isChurchCenter) {
      return 'churchcenter'
    }

    return this.env === 'development' ? 'pco' : 'planningcenteronline'
  }

  get tld() {
    switch (this.env) {
      case 'development':
        return 'test'
      default:
        return 'com'
    }
  }

  get isChurchCenter() {
    return this.session.isChurchCenterToken
  }

  get env() {
    return this.session?.env || 'production'
  }

  get baseUrl() {
    return `${this.schema}://${this.host}`
  }

  get directory() {
    return this.app ? `/${this.app}/v2` : ''
  }

  get headers() {
    return {
      'User-Agent': `${appName}/${readableVersion} (${brand}, ${model}, ${systemName}, ${systemVersion})`,
      Authorization: `Bearer ${this.session.token?.access_token}`,
    }
  }

  appUrl = (path: string) => {
    if (path.startsWith(`${this.schema}://`)) return path

    return `${this.baseUrl}${this.directory}${path || '/'}`
  }

  api = (path: string) => {
    if (path.startsWith(`${this.schema}://`)) return path

    return `${this.baseUrl}${path || '/'}`
  }
}