Created
April 25, 2021 20:03
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const spotFuture = Machine({ | |
type: 'parallel', | |
states: { | |
'建立部位': { | |
initial: '現貨數 < 設定目標數', | |
states: { | |
'現貨數 < 設定目標數': { | |
on: { | |
'買現貨': '期貨空單數 < 現貨數', | |
}, | |
}, | |
'期貨空單數 < 現貨數': { | |
on: { | |
'空期貨': '期貨空單數 = 現貨數', | |
}, | |
}, | |
'期貨空單數 = 現貨數': { | |
on: { | |
'未達設定目標數': '現貨數 < 設定目標數', | |
'已達設定目標數': '結束建立部位', | |
}, | |
}, | |
'結束建立部位': { type: 'final' }, | |
}, | |
}, | |
'減少部位': { | |
initial: '現貨數 > 預期降低目標數量', | |
states: { | |
'現貨數 > 預期降低目標數量': { | |
on: { | |
'賣現貨': '期貨空單數 < 現貨數', | |
}, | |
}, | |
'期貨空單數 < 現貨數': { | |
on: { | |
'買回期貨': '期貨空單數 = 現貨數', | |
}, | |
}, | |
'期貨空單數 = 現貨數': { | |
on: { | |
'未達預期降低目標數量': '現貨數 > 預期降低目標數量', | |
'已達預期降低目標數量': '結束減少部位', | |
}, | |
}, | |
'結束減少部位': { type: 'final' }, | |
}, | |
}, | |
}, | |
}); |
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