| Scenario |
| appointments |
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| Calendar |
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| add(Appointment):void |
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| * |
|
|
|
|
|
|
|
| Appointment |
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| date:Date |
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| start:Time |
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| end:Time |
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| desc:String |
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| type:AppointmentType |
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| type |
| ! |
| AppointmentType |
| Regular |
| Todo |
| AllDay |
| Oops -
Encapsulate Type Code to State |