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)
  
  // Action to increment the context amount
const turnOn = assign({
  power: 'on',
  brightness: 1,
  ignoreMaxIlluminance: false
})

const turnOnIgnoringMaxIlluminance = assign({
  power: 'on',
  brightness: 1,
  ignoreMaxIlluminance: true
})

const turnOnABit = assign({
  power: 'on',
  brightness: 0.05,
  ignoreMaxIlluminance: false
})

function isLate() {
  let date = new Date()
  let hours = date.getHours()

  return hours >= 22 || hours < 9
}

const turnOff = assign({
  power: 'off',
  brightness: 1
})

const machine = Machine({
    context: {
      power: 'off',
      brightness: 1.0,
      ignoreMaxIlluminance: false
    },
    id: 'kitchen',
    initial: 'initial',
    on: {
      doubleTap: {
        target: 'forceOn',
        actions: 'turnOn'
      },
      tripleTap: {
        target: 'forceOn',
        actions: 'turnOnIgnoringMaxIlluminance'
      }
    },
    states: {
      day: {
        initial: 'lightOff',
        on: {
          night: 'night',
        },
        states: {
          lightOff: {
            on: {
              toggle: {
                target: 'lightOn',
                actions: 'turnOn',
              }
            },
          },
          lightOn: {
            on: {
              toggle: {
                target: 'lightOff',
                actions: 'turnOff'
              },
              no_motion: 'vacancy',
              night: '#kitchen.night.lightOn',
              off: {
                target: 'lightOff',
                actions: 'turnOff'
              }
            }
          },
          vacancy: {
            on: {
              motion: 'lightOn',
              off: {
                target: 'lightOff',
                actions: 'turnOff'
              }
            },
            after: {
              60000: 'lightOff'
            }
          }
        }
      },
      night: {
        initial: 'lightOff',
        id: 'night',
        on: {
          day: 'day',
        },
        states: {
          lightOff: {
            id: 'lightOff',
            on: {
              toggle: {
                target: 'lightOn',
                actions: 'turnOn',
              },
              motion: [
                {
                  target: 'lightOn',
                  actions: 'turnOnABit',
                  cond: isLate
                },
                {
                  target: 'lightOn',
                  actions: 'turnOn'
                }
              ],
            }
          },
          lightOn: {
            on: {
              toggle: {
                target: 'lightOff',
                actions: 'turnOff'
              },
              no_motion: 'vacancy',
              off: {
                target: 'lightOff',
                actions: 'turnOff'
              }
            },
          },
          vacancy: {
            on: {
              motion: 'lightOn',
              toggle: {
                target: 'lightOff',
                actions: 'turnOff',
              },
              off: {
                target: 'lightOff',
                actions: 'turnOff'
              }
            },
            after: {
              60000: {
                target: 'lightOff',
                actions: 'turnOff'
              }
            }
          }
        }
      },
      initial: {
        on: {
          day: 'day',
          night: 'night',
          toggle: {
            target: 'day.lightOn',
            actions: 'turnOn'
          }
        }
      },
      forceOn: {
        on: {
          toggle: {
            target: 'initial',
            actions: 'turnOff'
          },
          off: {
            target: 'initial',
            actions: 'turnOff'
          }
        }
      },
    }
  },
  {
    actions: { turnOn, turnOff, turnOnABit, turnOnIgnoringMaxIlluminance },
  });