Generated by XState Viz: https://xstate.js.org/viz

machine.js

  // Available variables:
  // - Machine
  // - interpret
  // - assign
  // - send
  // - sendParent
  // - spawn
  // - raise
  // - actions
  // - XState (all XState exports)
  
  const fetchMachine = Machine({
    id: 'kitt-data-auth',
    initial: 'not_authenticated',
    context: {},
    states: {
      unknown: {
        on: {
          // Transitions are tested one at a time.
          // The first valid transition will be taken.
          '': [
            { target: 'authenticated', cond: 'isAuthenticated' },
            { target: 'authenticating', cond: 'hasApiKeyOrOracle' },
            { target: 'redirecting', cond: 'hasLoginUrl' },
            { target: 'not_authenticated.user_not_found', cond: 'hasUserNotFound' },
            { target: 'not_authenticated' }
          ]
        }
      },
      not_authenticated: {
        initial: 'loading',
        states: {
          loading: {
            invoke: {
              src: 'fetchConfig',
              onDone: {
                target: 'show_login',
                actions: ['assignConfig']
              },
              onError: {
                target: 'show_error',
                actions: ['onFetchFailed']
              },
            }
          },
          show_login: { type: 'final' },
          show_error: { type: 'final' },
          user_not_found: { type: 'final' },
        },
        on: {
          LOGIN: {
            target: 'redirecting',
            actions: [ 'saveLoginUrl' ]
          },
          RETRY: 'not_authenticated'
        }
      },
      redirecting: {
        entry: 'redirectToLogin',
        type: 'final'
      },
      authenticating: {
        entry: ['cleanUrl'],
        initial: 'loading',
        states: {
          loading: {
            invoke: {
              src: 'fetchApiKey',
              onDone: [
                {
                  target: 'success',
                  cond: 'hasResult',
                  actions: ['onSessionSuccess']
                },
                {
                  target: 'error',
                  cond: 'hasError',
                  actions: ['onFetchError']
                }
              ],
              onError: {
                target: 'error',
                actions: ['onFetchFailed']
              }
            }
          },
          success: { type: 'final' },
          error: { type: 'final' },
        },
      },
      authenticated: {
        on: {
          SESSION_EXPIRES: 'not_authenticated',
          LOGOUT: 'not_authenticated',
        }
      }
    },
  });