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: 'zolik',
    initial: 'startup',
    context: {
      lcdHelpLine: '',
      lcdInputLine: '',
      editedNum: '',
      editedPin: '',
      pinsForThisUserEntered: 0,
      lastActivity: new Date(),
    },
    states: {
      startup: {
        entry: [
          assign({ lcdInputLine: ctx => 'Žolík v1.0' }),
          assign({ lcdHelpLine: ctx => '(c) Altisima software' }),
        ],
        on: {
          STARTUP_FINISHED: {
            target: 'idle',
          },
        },
      },

      // normální flow

      idle: {
        entry: [
          assign({ lcdHelpLine: ctx => 'UID:' }),
          assign({ lcdInputLine: ctx => 'Žolík 1.0' }),
          assign({ editedNum: ctx => '' }),
          assign({ editedPin: ctx => '' }),
        ],
        on: {
          KEY_DIGIT: {
            target: 'idEntering',
            actions: [
              assign({ editedNum: (ctx, event) => event.digit?.toString() || '1' }),
              assign({ lcdInputLine: ctx => ctx.editedNum + '_' }),
            ],
          },
        },
      },

      logged: {
        entry: [
          'setLastActivity',
          assign({ lcdInputLine: ctx => '1)ŽOLÍK 2)KONTA' }),
          assign({ lcdHelpLine: ctx => 'Aleš Brumlík' }),
        ],
        on: {
          KEY_1: 'printZolik',
          KEY_2: 'printStavKonta',
          TIMEOUT_LOGOUT: 'onTimerOut',
          TIMEOUT: {
            target: 'onTimerOut',
          },
          PRINT_ZOLIK: 'printZolik',
          PRINT_STAV_KONTA: 'printStavKonta',
          PRINT_FINISHED: 'logged',
        },
      },

      printZolik: {
        invoke: [{
          id: 'printZolik',
          src: (context, event) => sleep(2000),
          onDone: [{
            target: 'logged',
          }],
        }],
        entry: [
          'setLastActivity',
          assign({ lcdInputLine: ctx => 'ČEKEJTE, PROSÍM' }),
          assign({ lcdHelpLine: ctx => 'Tisknu žolíka' }),
        ],
        on: {
          PRINT_FINISHED: 'logged',
          TIMEOUT: 'logged',
          KEY_1: { target: 'logged' },
        },
      },

      printStavKonta: {
        on: {
          PRINT_FINISHED: 'logged',
        },
      },

      // idEntering

      idEntering: {
        entry: [
          'setLastActivity',
          assign({ lcdInputLine: ctx => ctx.editedNum + '_' }),
          assign({ lcdHelpLine: ctx => 'UID:' }),
        ],
        on: {
          USERID_CORRECT: {
            target: 'pinEntering',
          },
          USERID_UNKNOWN: {
            target: 'userNotFound',
          },

          TIMEOUT: {
            target: 'idle',
          },

          KEY_DIGIT: {
            target: 'idEntering',
            actions: assign({ editedNum: (ctx, event) => ctx.editedNum + event.digit }),
          },
          KEY_DELETE: {
            target: 'idEntering',
            actions: assign({ editedNum: ctx => '' }),
          },
          KEY_BACKSPACE: {
            target: 'idEntering',
            actions: assign({ editedNum: ctx => ctx.editedNum.substr(0, ctx.editedNum.length - 1) }),
          },
          KEY_ENTER: {
            target: 'pinEntering',
          },
          KEY_RESET: {
            target: 'idEntering',
            actions: assign({ editedNum: ctx => '' }),
          },
          KEY_HELP: {},
        },
      },

      pinEntering: {
        entry: [
          'setLastActivity',
          assign({ lcdInputLine: ctx => '*'.repeat(ctx.editedPin.length) + '_' }),
          assign({ lcdHelpLine: ctx => 'PIN:' }),
        ],
        on: {
          PIN_CORRECT: {
            target: 'logged',
          },
          PIN_MAX_TRIES: 'pinMaxTriesOut',
          TIMEOUT: {
            target: 'idle',
          },
          KEY_DIGIT: {
            target: 'pinEntering',
            actions: assign({ editedPin: (ctx, event) => ctx.editedPin + event.digit }),
          },
          KEY_DELETE: {
            target: 'pinEntering',
            actions: assign({ editedPin: ctx => '' }),
          },
          KEY_BACKSPACE: {
            target: 'pinEntering',
            actions: assign({ editedPin: ctx => ctx.editedPin.substr(0, ctx.editedPin.length - 1) }),
          },
          KEY_ENTER: {
            target: 'logged',
          },
          KEY_RESET: {
            target: 'pinEntering',
            actions: assign({ editedNum: ctx => '' }),
          },
        },
      },

      userNotFound: {
        on: {
          TIMEOUT: {
            target: 'idle',
          },
        },
      },

      // noPaper

      noPaper: {},

      onTimerOut: {
        entry: [
          'setLastActivity',
          assign({ lcdInputLine: ctx => 'Automatické...' }),
          assign({ lcdHelpLine: ctx => 'odhlášení' }),
        ],
        on: {
          TIMEOUT: 'idle',
          KEY_DIGIT: 'idle',
        },
      },

      pinMaxTriesOut: {
        on: {
          TIMEOUT: 'idle',
          KEY_DIGIT: 'idEntering',
        },
      },

    },

    //

  },
  {
    actions: {
      setLastActivity: assign({ lastActivity: ctx => new Date() }),
    },
  }

    // *****


);