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 dynamicScreenMachine = Machine({
    id: 'dynamicScreen',
    initial: 'idle',
    context: {
      questions: []
    },
    states: {
      idle: {
        on: {
          COMPUTE: 'loading'
        }
      },
      loading: {
        on: {
          ADD_QUESTION: {
            actions: ['addQuestion']
          },
          DISPLAY_NEXT_QUESTION: 'question',
          DISPLAY_NEXT_SCREEN_BUTTON: 'complete'
        }
      },
      question: {
        initial: 'idle',
        states: {
          idle: {
            on: {
              RESPONSE: 'answered',
            }
          },
          answered: {
            on: {
              TRANSITION: '#dynamicScreen.loading',
            },
            final: true,
          }
        }
      },
      complete: {
        final: true,
      },
    }
  }, { 
    actions: {
      addQuestion: assign((context,event) => {
        if (!Array.isArray(event.questions)) {
          return { questions: context.questions };
        }
        return { questions: [...context.questions, ...event.questions] };
      })
    }
  });