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machine.js

  // Available variables:
  // - Machine
  // - interpret
  // - assign
  // - send
  // - sendParent
  // - spawn
  // - raise
  // - actions
  // - XState (all XState exports)
  
  const allDoneGuard = (context) => {
    return false;
  }
  
  
  const graphicsCheck = {
    id: '字幕測試階段',
    initial: 'NDI 連接',
    type: 'parallel',
    states: {
      'NDI 連接': {
        on: {
          '切換成 [異常]': {
            target: 'NDI 連接',
            cond: context => context.NDIConnStatus === 'WORKING',
            actions: [
              assign({
                NDIConnStatus: 'NOT_WORKING'
              })
              ]
          },
          '切換成 [正常]': {
            target: 'NDI 連接',
            cond: context => context.NDIConnStatus === 'NOT_WORKING',
            actions: [
              assign({
                NDIConnStatus: 'WORKING'
              })
              ]
          },
        }
      }
    }
  }
  
  const audioCheck = {
    id: '音控測試階段',
    initial: 'ATEM 連接',
    type: 'parallel',
    states: {
      'ATEM 連接': {
        on: {
          '0x86 切換成 [異常]': {
            target: 'ATEM 連接',
            cond: context => context.ATEMConnStatus === 'WORKING',
            actions: [assign({
              ATEMConnStatus: 'NOT_WORKING'
            })]
          },
          '0x87 切換成 [正常]': {
            target: 'ATEM 連接',
            cond: context => context.ATEMConnStatus === 'NOT_WORKING',
            actions: [assign({
              ATEMConnStatus: 'WORKING'
            })]
          },
        }
      },
      '播影片 聲音': {
        on: {
          '0x88 切換成 [異常]': {
            target: '播影片 聲音',
            cond: (context) => context.VideoPlaybackAudio === 'WORKING',
            actions: [assign({VideoPlaybackAudio: 'NOT_WORKING'})]
          },
          '0x89 切換成 [正常]': {
            target: '播影片 聲音',
            cond: (context) => context.VideoPlaybackAudio === 'NOT_WORKING',
            actions: [assign({
              VideoPlaybackAudio: 'WORKING'
            })]
          },
        }
      }
    }
  }
  
  const fetchMachine = Machine({
    id: '主日直播',
    initial: 'idle',
    context: {
      ATEMConnStatus: 'NOT_WORKING',
      NDIConnStatus: 'NOT_WORKING',
      VideoPlaybackVideo: 'NOT_WORKING',
      VideoPlaybackAudio: 'NOT_WORKING',
    },
    states: {
      idle: {
        on: {
          '硬體架設': '硬體完成後測試'
        }
      },
      '硬體完成後測試': {
        on: {
          '音控測試': '音控測試階段',
          '字幕測試': '字幕測試階段',
          '攝影測試': 'failure',
          '直播測試': 'failure',
          '全部完成': {
            target: '開始直播',
            cond: allDoneGuard,
          },
        }
      },
      
      '字幕測試階段': {
        ...graphicsCheck,
        onDone: '硬體完成後測試'
      },
      '音控測試階段': {
        ...audioCheck,
        onDone: '硬體完成後測試'
      },
      failure: {
        on: {
          RETRY: {
            target: '硬體完成後測試',
            actions: assign({
              retries: (context, event) => context.retries + 1
            })
          }
        }
      },
      '開始直播': {
        type: 'final'
      },
    }
  });