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 neemopMachine = Machine({
    id: 'neemop',
    context: {
      number: '',
      retry: 0,
    },
    initial: 'offline',
    states: {
      offline: {
        on: {
          ANSWER: 'online',
        },
      },
      done: {
        type: 'final',
      },
      online: {
        initial: 'welcome',
        states: {
          welcome: {
            entry: [
              'playGoodMorning',
              'playWelcome',
            ],
            on: {
              '': '#clearnumber'
            }
          },
          getnumber: {
            initial: 'clearnumber',
            states: {
              clearnumber: {
                id: 'clearnumber',
                entry: [
                  'clearNumber',
                  'playEnterNumberToDial',
                  'playConfirmUsingHash'
                ],
                after: {
                  DIGIT_TIMEOUT: 'counting_down',
                },
              },
              counting_down: {
                after: {
                  RESPONSE_TIMEOUT: [
                    {
                      target: '#done',
                      cond: 'maxRetry',
                      actions: [
                       'playNoValidInputReceived'
                        ]
                    },
                    {
                      target: '#clearnumber',
                      cond: 'noNumber',
                      actions: [
                        'incRetry', 'playNoValidInputReceived'
                      ]
                    },
                    {
                      target: '#dialing'
                    }
                  ],
                },
                on: {
                  'DTMF': { 
                    target: 'counting_down', 
                    actions: [
                      'addDigit',
                      (context, event) => console.log(context)
                      ]
                  },
                },
              },
            },
            on: {
              HASH: 'dialing',
            },
          },
          dialing: {
            id: 'dialing',
            entry: 'clearRetry',
            on: {
              ANSWER: 'incall',
              UNREACHABLE: '#clearnumber',
            },
            after: {
              DIAL_TIMEOUT: '#clearnumber',
            }
          },
          incall: {
            initial: 'call',
            states: {
              call: {
                on: {
                  LASTMINUTEWARN: 'lastMinute',
                },
              },
              lastMinute: {
                on: {
                  LAST30SECWARN: 'last30secs',
                },
              },
              last30secs: {
                on: {
                  NOMONEYLEFT: '#done',
                },
              },
            },
          },
          done: {
            id: 'done',
            entry: 'playLineWillBeDisconnected',
            type: 'final',
          }
        },
        on: {
          HANGUP: 'done',
        },
      },
    },
  },
  {
    guards: {
      noNumber: (context, event) => { return context.number.length < 10},
      maxRetry: (context, event) => { return context.retry >= 2 },
      isMorning: (context, event) => { return true },
    },
    actions: {
      addDigit: assign({ number: (context, event) => context.number + (event.value || '1')}),
      clearNumber: assign({ number: (context, event) => '' }),
      incRetry: assign({ retry: (context, event) => context.retry + 1 }),
      clearRetry: assign({ retry: (context, event) => 0 }), 
      playGoodMorning: () => console.log('GoodMorning'),
      playWelcome: () => console.log('Welcome to Neemop'),
      playEnterNumberToDial:  () => console.log('Enter the number you want to dial'),
      playConfirmUsingHash:  () => console.log('Confirm using the hash key'),
      playNoValidInputReceived: () => console.log('No valid number was received'),
      playLineWillBeDisconnected: () => console.log('The line will now be disconnected'),
    },
    delays: {
      DIGIT_TIMEOUT: 200,
      RESPONSE_TIMEOUT: 5000,
      DIAL_TIMEOUT: 60000,
    },
  });