44 lines
1.4 KiB
Go
44 lines
1.4 KiB
Go
package lnwire
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import (
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"fmt"
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"github.com/roasbeef/btcutil"
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)
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// mSatScale is a value that's used to scale satoshis to milli-satoshis, and
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// the other way around.
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const mSatScale int64 = 1000
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// MilliSatoshi are the native unit of the Lightning Network. A milli-satoshi
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// is simply 1/1000th of a satoshi. There are 1000 milli-satoshis in a single
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// satoshi. Within the network, all HTLC payments are denominated in
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// milli-satoshis. As milli-satoshis aren't deliverable on the native
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// blockchain, before settling to broadcasting, the values are rounded down to
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// the nearest satoshi.
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type MilliSatoshi int64
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// NewMSatFromSatoshis creates a new MilliSatoshi instance from a target amount
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// of satoshis.
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func NewMSatFromSatoshis(sat btcutil.Amount) MilliSatoshi {
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return MilliSatoshi(int64(sat) * mSatScale)
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}
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// ToBTC converts the target MilliSatoshi amount to its corresponding value
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// when expressed in BTC.
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func (m MilliSatoshi) ToBTC() float64 {
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sat := m.ToSatoshis()
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return sat.ToBTC()
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}
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// ToSatoshis converts the target MilliSatoshi amount to satoshis. Simply, this
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// sheds a factor of 1000 from the mSAT amount in order to convert it to SAT.
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func (m MilliSatoshi) ToSatoshis() btcutil.Amount {
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return btcutil.Amount(int64(m) / mSatScale)
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}
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// String returns the string representation of the mSAT amount.
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func (m MilliSatoshi) String() string {
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return fmt.Sprintf("%v mSAT", int64(m))
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}
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