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v1.0.12-4
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Submodule Verus-Desktop-GUI
updated
1 files
| +5 −2 | react/src/components/modals/bridgekeeper/bridgekeeper.js |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,7 +1,81 @@ | ||
| const kmdCalcInterest = require('agama-wallet-lib/src/komodo-interest'); | ||
| /* | ||
| MIT License | ||
| Copyright (c) 2018 - 2019 Atomic Labs, Luke Childs | ||
| Copyright (c) 2019 - 2022 Komodo Platform | ||
| Permission is hereby granted, free of charge, to any person obtaining a copy | ||
| of this software and associated documentation files (the "Software"), to deal | ||
| in the Software without restriction, including without limitation the rights | ||
| to use, copy, modify, merge, publish, distribute, sublicense, and/or sell | ||
| copies of the Software, and to permit persons to whom the Software is | ||
| furnished to do so, subject to the following conditions: | ||
| The above copyright notice and this permission notice shall be included in all | ||
| copies or substantial portions of the Software. | ||
| THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | ||
| IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | ||
| FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE | ||
| AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | ||
| LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, | ||
| OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE | ||
| SOFTWARE. | ||
| */ | ||
|
|
||
| const KOMODO_ENDOFERA = 7777777; | ||
| const LOCKTIME_THRESHOLD = 500000000; | ||
| const MIN_SATOSHIS = 1000000000; | ||
| const ONE_MONTH_CAP_HARDFORK = 1000000; | ||
| const ONE_HOUR = 60; | ||
| const ONE_MONTH = 31 * 24 * 60; | ||
| const ONE_YEAR = 365 * 24 * 60; | ||
| const DEVISOR = 10512000; | ||
| const N_S7_HARDFORK_HEIGHT = 3484958; | ||
|
|
||
| module.exports = (api) => { | ||
| api.kmdCalcInterest = kmdCalcInterest; | ||
| api.kmdCalcInterest = (locktime, value, height) => { | ||
| const tiptime = Math.floor(Date.now() / 1000) - 777; | ||
| const satoshis = value; | ||
|
|
||
| // Calculate coinage | ||
| const coinage = Math.floor((tiptime - locktime) / ONE_HOUR); | ||
|
|
||
| // Return early if UTXO is not eligible for rewards | ||
| if ( | ||
| (height >= KOMODO_ENDOFERA) || | ||
| (locktime < LOCKTIME_THRESHOLD) || | ||
| (satoshis < MIN_SATOSHIS) || | ||
| (coinage < ONE_HOUR) || | ||
| (!height) | ||
| ) { | ||
| return 0; | ||
| } | ||
|
|
||
| // Cap reward periods | ||
| const limit = (height >= ONE_MONTH_CAP_HARDFORK) ? ONE_MONTH : ONE_YEAR; | ||
| let rewardPeriod = Math.min(coinage, limit); | ||
|
|
||
| // The first hour of coinage should not accrue rewards | ||
| rewardPeriod -= 59; | ||
|
|
||
| // Calculate rewards | ||
| let rewards = Math.floor(satoshis / DEVISOR) * rewardPeriod; | ||
|
|
||
| // Vote-KIP0001 resulted in a reduction of the AUR from 5% to 0.01% | ||
| // https://github.com/KomodoPlatform/kips/blob/main/kip-0001.mediawiki | ||
| // https://github.com/KomodoPlatform/komodo/pull/584 | ||
| if (height >= N_S7_HARDFORK_HEIGHT) { | ||
| rewards = Math.floor(rewards / 500); | ||
| } | ||
|
|
||
| // Ensure reward value is never negative | ||
| if (rewards < 0) { | ||
| throw new Error('Reward should never be negative'); | ||
| } | ||
|
|
||
| return rewards; | ||
| }; | ||
|
|
||
| return api; | ||
| }; |
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