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 enterEmail = {
  initial: 'idle',
  states: {
    idle: {
      on: {
        SET_EMAIL: {
          target: 'saving',
          actions: 'setEmail',
        },
      },
    },
    saving: {
      invoke: {
        id: 'saveEmail',
        src: 'saveEmail',
        onDone: 'saved',
        onError: 'idle',
      },
    },
    saved: {
      type: 'final',
    },
  },
  onDone: {
    target: 'startPasswordless',
    actions: 'navigateSendMagicLink',
  },
  on: {
    BACK: 'loggedOut',
  },
};

const startPasswordless = {
  initial: 'idle',
  entry: 'clearPasswordlessErrors',
  states: {
    idle: {
      id: 'startPasswordless-idle',
      on: {
        SEND_MAGIC_LINK: 'requesting',
      },
    },
    requesting: {
      entry: 'clearPasswordlessErrors',
      initial: 'sending',
      states: {
        sending: {
          invoke: {
            id: 'sendMagicLink',
            src: 'sendMagicLink',
            onDone: {
              target: 'savingSessionToken',
              actions: 'setSessionToken',
            },
            onError: {
              target: '#startPasswordless-idle',
              actions: 'setPasswordlessErrors',
            },
          },
        },
        savingSessionToken: {
          invoke: {
            id: 'saveSessionToken',
            src: 'saveSessionToken',
            onDone: '#startPasswordless-sent',
            onError: {
              target: '#startPasswordless-idle',
              actions: 'setPasswordlessErrors',
            },
          },
        },
      },
    },
    sent: {
      id: 'startPasswordless-sent',
      after: {
        10000: 'canResend',
      },
    },
    canResend: {
      on: {
        SEND_MAGIC_LINK: 'requesting',
      },
    },
  },
  on: {
    USE_PASSWORD: {
      target: 'enterPassword',
      actions: 'navigateEnterPassword',
    },
    BACK: 'enterEmail',
  },
};

const verifyPasswordless = {
  initial: 'attempting',
  entry: ['clearPasswordlessErrors', 'setPasswordlessCode'],
  states: {
    attempting: {
      initial: 'loading',
      states: {
        loading: {
          initial: 'checking',
          states: {
            checking: {
              on: {
                '': [
                  {
                    target: '#verifyPasswordless-verifying',
                    cond: 'hasEmailAndToken',
                  },
                  { target: 'loading' },
                ],
              },
            },
            loading: {
              invoke: {
                id: 'loadData',
                src: 'loadData',
                onDone: {
                  target: 'loaded',
                  actions: 'setData',
                },
              },
            },
            loaded: {
              on: {
                '': [
                  {
                    target: '#verifyPasswordless-verifying',
                    cond: 'hasEmailAndToken',
                  },
                  { target: '#verifyPasswordless-failed' },
                ],
              },
            },
          },
        },
        verifying: {
          id: 'verifyPasswordless-verifying',
          invoke: {
            id: 'verifyPasswordless',
            src: 'verifyPasswordless',
            onDone: {
              target: '#verifyPasswordless-succeeded',
              actions: 'setAuthTokens',
            },
            onError: {
              target: '#verifyPasswordless-failed',
              actions: 'setPasswordlessErrors',
            },
          },
        },
      },
    },
    failed: {
      id: 'verifyPasswordless-failed',
      type: 'final',
    },
    succeeded: {
      id: 'verifyPasswordless-succeeded',
      type: 'final',
    },
  },
  onDone: 'loggedIn',
  on: {
    BACK: 'loggedIn',
  },
};

const enterPassword = {
  entry: 'clearLoginErrors',
  initial: 'idle',
  states: {
    idle: {
      on: { SET_PASSWORD: 'attempting' },
    },
    attempting: {
      entry: 'clearLoginErrors',
      invoke: {
        id: 'login',
        src: 'login',
        onDone: {
          target: 'succeeded',
          actions: 'setAuthTokens',
        },
        onError: {
          target: 'idle',
          actions: 'setLoginErrors',
        },
      },
    },
    succeeded: {
      type: 'final',
    },
  },
  on: {
    BACK: 'startPasswordless',
  },
  onDone: 'loggedIn',
};

const loggedIn = {
  initial: 'watching',
  states: {
    watching: {
      invoke: {
        id: 'watch',
        src: 'watch',
      },
      on: {
        ACCESS_TOKEN_EXPIRED: 'refreshing',
      },
    },
    refreshing: {
      invoke: {
        id: 'refresh',
        src: 'refresh',
        onDone: {
          target: 'watching',
          actions: 'setAuthTokens',
        },
        onError: 'refreshTokenExpired',
      },
    },
    refreshTokenExpired: {
      type: 'final',
      entry: 'clearAuthTokens',
    },
  },
  on: {
    LOG_OUT: 'loggedOut',
  },
  onDone: 'loggedOut',
};

const machine = Machine({
  id: 'auth',
  initial: 'loading',
  states: {
    loading: {
      invoke: {
        id: 'loadData',
        src: 'loadData',
        onDone: {
          target: 'loggedOut',
          actions: 'setData',
        },
      },
      on: {
        BACK: undefined,
      },
    },
    loggedOut: {
      entry: 'clearAuthTokens',
      on: {
        START_LOGIN: {
          target: 'enterEmail',
          actions: 'navigateEnterEmail',
        },
        BACK: undefined,
      },
    },
    enterEmail,
    startPasswordless,
    verifyPasswordless,
    enterPassword,
    loggedIn,
  },
  on: {
    USE_PASSWORDLESS_CODE: '.verifyPasswordless',
  },
}, {
  guards: {
    hasEmailAndToken: () => true
  }
});