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tweak notify #1

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tweak notify #1

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a9f1b58
tweak notify
SuddenlyHazel May 31, 2021
05d15c9
clean
SuddenlyHazel Jun 1, 2021
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9 changes: 6 additions & 3 deletions candid/token.did
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Expand Up @@ -20,9 +20,12 @@ type TransferResult = variant {
Err: TransferError;
};

type NotificationRecipient = func (text) -> ();

type NotifyArgs = record {
canister_id: principal;
method_name: text;
callback : NotificationRecipient;
transaction_id : TransactionId;
metadata: text;
};

service : {
Expand All @@ -49,7 +52,7 @@ service : {
// The provided method on the canister will be called, see Notifiable Canisters candid, to
// see the method signature.
// Set the `from` argument if the caller is spending on behalf of someone else.
transfer: (record { from : opt principal; to: principal; amount: Nat; notify: opt NotifyArgs }) -> TransferResult;
transfer: (record { from : opt principal; to: principal; amount: Nat; notify: opt NotifyArgs }) -> (TransferResult);

// Returns the amount an spender is allowed to spend on behalf of an account.
// The result is defined as `Min(ActualAllowance, AccountBalance)`.
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