21 lines
586 B
Nim
21 lines
586 B
Nim
import ../statemachine
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import ./error
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type PurchaseCancelled* = ref object of PurchaseState
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method enterAsync*(state: PurchaseCancelled) {.async.} =
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without purchase =? (state.context as Purchase):
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raiseAssert "invalid state"
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try:
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await purchase.market.withdrawFunds(purchase.requestId)
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except CatchableError as error:
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state.switch(PurchaseErrored(error: error))
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return
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let error = newException(Timeout, "Purchase cancelled due to timeout")
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state.switch(PurchaseErrored(error: error))
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method description*(state: PurchaseCancelled): string =
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"cancelled"
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