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 programsMachine = Machine({
    id: 'programs',
    initial: 'idle',
    context: {
      workoutsSource: null,
      hasData: false,
    },
    states: {
      idle: {
        on: {
          LAUNCH: [
            {
              target: 'list',
              cond: 'hasData',
            },
            {
              target: 'empty'
            }
          ]
        }
      },
      list: {
        on: {
          CANCEL: 'list',
          CREATE: [
            {
              target: 'create',
              cond: 'hasSelectedWorkoutsSource',
            },
            {
              target: 'select_workouts_source'
            }
          ],
          EDIT: 'edit',
        }
      },
      empty: {
        on: {
          CANCEL: 'empty',
          CREATE: 'select_workouts_source',
        }
      },
      select_workouts_source: {
        on: {
          SELECT: 'create',
        }
      },
      create: {
        initial: 'idle',
        states: {
          idle: {
            on: {
              CANCEL: [
                {
                  target: '#programs.list',
                  cond: 'hasData',
                },
                {
                  target: '#programs.empty'
                }
              ],
              DEFINE_WORKOUTS: 'define_workouts',
              EDIT_WORKOUTS: 'edit_workouts',
              SAVE: '#programs.list',
            }
          },
          define_workouts: {
            on: {
              DEFINE: 'idle'
            }
          },
          edit_workouts: {
            on: {
              SAVE: 'idle'
            }
          }
        },
      },
      
      edit: {
        initial: 'idle',
        states: {
          idle: {
            on: {
              CANCEL: [
                {
                  target: '#programs.list',
                  cond: 'hasData',
                },
                {
                  target: '#programs.empty'
                }
              ],
              DEFINE_WORKOUTS: 'define_workouts',
              EDIT_WORKOUTS: 'edit_workouts',
              SAVE: '#programs.list',
            }
          },
          define_workouts: {
            on: {
              DEFINE: 'idle'
            }
          },
          edit_workouts: {
            on: {
              SAVE: 'idle'
            }
          }
        },
      },
    }
  },
  {
    guards: {
      hasData: ({ hasData }) => !!hasData,
      hasSelectedWorkoutsSource: ({ workoutsSource }) => !!workoutsSource
    }
  });