classic-ui/store/governance/staking.js

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2022-04-22 06:05:56 +03:00
import Web3 from 'web3'
import { numberToHex, fromWei } from 'web3-utils'
import networkConfig from '@/networkConfig'
import TornadoStakingRewardsABI from '@/abis/TornadoStakingRewards.abi.json'
export const state = () => {
return {
accumulatedReward: '0',
isCheckingReward: false
}
}
export const getters = {
stakingRewardsContract: (state, getters, rootState) => ({ netId }) => {
const config = networkConfig[`netId${netId}`]
const { url } = rootState.settings[`netId${netId}`].rpc
const address = config['staking-rewards.contract.tornadocash.eth']
if (address) {
const web3 = new Web3(url)
return new web3.eth.Contract(TornadoStakingRewardsABI, address)
}
return null
},
reward: (state) => {
return fromWei(state.accumulatedReward)
},
isCheckingReward: (state) => {
return state.isCheckingReward
}
}
export const mutations = {
SAVE_ACCUMULATED_REWARD(state, payload) {
state.accumulatedReward = payload
},
SAVE_CHECKING_REWARD(state, payload) {
this._vm.$set(state, 'isCheckingReward', payload)
}
}
export const actions = {
async checkReward({ getters, rootGetters, rootState, commit }) {
try {
commit('SAVE_CHECKING_REWARD', true)
const netId = rootGetters['metamask/netId']
const { ethAccount } = rootState.metamask
const stakingRewardsInstance = getters.stakingRewardsContract({ netId })
if (!stakingRewardsInstance) {
return
}
const reward = await stakingRewardsInstance.methods.checkReward(ethAccount).call()
commit('SAVE_ACCUMULATED_REWARD', reward)
} catch (err) {
console.error('checkReward', err.message)
} finally {
commit('SAVE_CHECKING_REWARD', false)
}
},
async claimReward({ state, getters, rootGetters, rootState, commit, dispatch }) {
try {
const netId = rootGetters['metamask/netId']
const { ethAccount } = rootState.metamask
const stakingRewardsInstance = getters.stakingRewardsContract({ netId })
if (!stakingRewardsInstance) {
return
}
const data = await stakingRewardsInstance.methods.getReward().encodeABI()
const gas = await stakingRewardsInstance.methods.getReward().estimateGas({ from: ethAccount, value: 0 })
const currency = 'TORN'
const amount = rootGetters['token/toDecimals'](state.accumulatedReward, 18)
const callParams = {
method: 'eth_sendTransaction',
params: {
to: stakingRewardsInstance._address,
gas: numberToHex(gas + 100000),
data
},
watcherParams: {
title: {
path: 'claiming',
amount,
currency
},
successTitle: {
path: 'claimedValue',
amount,
currency
},
storeType: 'govTxs',
onSuccess: () => {
dispatch('torn/fetchTokenBalance', {}, { root: true })
dispatch('checkReward')
}
},
isSaving: false
}
const txHash = await dispatch('metamask/sendTransaction', callParams, { root: true })
commit(
'txHashKeeper/SAVE_TX_HASH',
{
txHash,
storeType: 'govTxs',
type: 'Reward',
netId
},
{ root: true }
)
} catch (err) {
console.error('claimReward', err.message)
dispatch(
'notice/addNoticeWithInterval',
{
notice: {
title: 'internalError',
type: 'danger'
},
interval: 3000
},
{ root: true }
)
}
}
}