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 FS = {
  IDLE: 'IDLE',
  RESERVE_NFT: 'RESERVE_NFT',
  TRANSACTION: 'TRANSACTION',
  BUYER_ADDRESS: 'BUYER_ADDRESS',
  POLLING: 'POLLING',
  SUCCESS: 'SUCCESS',
  ERROR: 'ERROR',
};

const EVENTS = {
  AUTHORIZE: 'AUTHORIZE',
}
  
const MAX_POLL_DURATION = 10000;  
  
const definition = {
  id: 'purchase',
  initial: FS.IDLE,
  context: {
    FS,
    EVENTS,
    ix: undefined,
    ixArgs: undefined,
    error: undefined,
  },
  states: {
    [FS.IDLE]: {},
    [FS.RESERVE_NFT]: {
      invoke: {
        src: 'reserveNFT',
        onDone: {
          target: FS.TRANSACTION,
          actions: 'updateNFTinfo',
        },
        onError: {
          target: FS.ERROR,
          actions: 'assignError',
        },
      },
    },
    [FS.TRANSACTION]: {
      invoke: {
        src: 'txMachine',
        data: {
          FS: () => txFS,
          client: (context) => context.client,
          ix: (context) => context.ix,
          ixArgs: (context) => context.ixArgs,
          isAuthorized: () => true,
        },
        onDone: {
          target: FS.BUYER_ADDRESS,
        },
      },
    },
    [FS.BUYER_ADDRESS]: {
      invoke: {
        src: 'getBuyerAddress',
        onDone: {
          target: FS.POLLING,
          actions: 'updateBuyerAddress',
        },
        onError: {
          target: FS.ERROR,
          actions: 'assignError',
        },
      },
    },
    [FS.POLLING]: {
      after: {
        [MAX_POLL_DURATION]: {
          actions: send('STOP', { to: 'poll' }),
        },
      },
      invoke: {
        id: 'poll',
        src: 'pollPurchaseStatus',
        onError: {
          target: FS.ERROR,
          actions: 'assignError',
        },
      },
      on: {
        POLL_ERROR: {
          target: FS.ERROR,
          actions: 'assignError',
        },
        POLL_SUCCESS: {
          target: FS.SUCCESS,
        },
      },
    },
    [FS.SUCCESS]: {},
    [FS.ERROR]: {},
  },
  on: {
    [EVENTS.AUTHORIZE]: [
      {
        target: FS.RESERVE_NFT,
        actions: 'assignInteraction',
        cond: 'isReservingNFT',
      },
      {
        target: FS.TRANSACTION,
        actions: 'assignInteraction',
      },
    ],
  },
};

const services = {};

const guards = {
  isReservingNFT: () => true,
};
  
  
Machine(definition, {
    actions,
    services,
    guards,
});