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: 'billing',
  initial: 'billing',
  context: {},
  states: {
    billing: {
      initial: 'fetchBillingInformation',
        states: {
        fetchBillingInformation: {
          entry: assign({
            loading: (_, _event) => true,
            errors: (_, _event) => false,
          }),
            invoke: {
            src: 'fetchBillingInformation',
              onDone: {
              target: 'idle',
                actions: assign({
                loading: (_, _event) => false,
                errors: (_, _event) => false,
              }),
            },
            onError: {
              actions: ['redirectToCart'],
            },
          },
        },
        idle: {
          entry: ['trackCheckoutBillingStep'],
            on: {
            SUBMIT_BILLING_FORM: {
              target: 'updateBillingInformation',
            },
          },
        },

        updateBillingInformation: {
          entry: assign({
            loading: (_, _event) => true,
            errors: (_, _event) => false,
            billingInformationValidationErrors: (_, _event) => ({
              fieldErrors: [],
              generalError: false,
            }),
          }),
            invoke: {
            src: 'updateBillingInformation',
              onDone: {
              target: 'setPaymentSelection',
                actions: assign({
                loading: (_, _event) => false,
              }),
            },
            onError: {
              target: 'idle',
                actions: assign({
                loading: (_, _event) => false,
                billingInformationValidationErrors: (_, event) => ({
                  ...event.data.fieldErrors,
                }),
                errors: (_, event) => event.data.generalError,
              }),
            },
          },
        },
        setPaymentSelection: {
          entry: assign({
            loading: (_, _event) => true,
            errors: (_, _event) => false,
          }),
          invoke: {
            src: 'setPaymentSelection',
            onDone: {
              target: 'success',
              actions: assign({
                loading: (_, _event) => false,
              }),
            },
            onError: {
              target: 'idle',
              actions: assign({
                loading: (_, _event) => false,
                errors: (_, _event) => true,
              }),
            },
          },
        },
        success: {
          type: 'final',
        },
      },
      onDone: {
        target: '#success',
      },
    },
    success: {
      id: 'success',
        type: 'final',
    },
  },
});