src/components/layout/profit/action.js

   1 import {
   2   spendUTXOAction, spendWalletAction, controlProgramAction, controlAddressAction,
   3   updateBalances, updateUtxo, listDappUTXO, contractArguments
   4 } from '../../bytom'
   5 import GetContractArgs from '../../constants'
   6 import { matchesUTXO } from '../../filter'
   7
   8 export function FixedLimitProfit(account, amountBill, saver) {
   9   return new Promise((resolve, reject) => {
  10     return listDappUTXO({
  11       "program": GetContractArgs().profitProgram,
  12       "asset": GetContractArgs().assetDeposited,
  13       "sort": {
  14         "by":"amount",
  15         "order":"desc"
  16       }
  17     }).then(resp => {
  18       if(resp.length === 0) {
  19         throw 'cannot load UTXO info.'
  20       }
  21
  22       const result = matchesUTXO(resp, amountBill)
  23       const capitalAmount = result.amount
  24       const capitalAsset = result.asset
  25       const utxo = result.hash
  26
  27       if(amountBill > capitalAmount) {
  28         throw 'input amount must be smaller or equal to ' + capitalAmount + '.'
  29       }else{
  30         const input = []
  31         const output = []
  32
  33         const sAmountBill = amountBill/100000000
  34         const sTotalAmountBill = GetContractArgs().totalAmountBill/100000000
  35         const gain = GetContractArgs().totalAmountCapital*sAmountBill/sTotalAmountBill
  36
  37         const args = contractArguments(amountBill, saver)
  38
  39         input.push(spendUTXOAction(utxo))
  40         input.push(spendWalletAction(amountBill, GetContractArgs().assetBill))
  41
  42         if(amountBill < capitalAmount){
  43           output.push(controlProgramAction(amountBill, GetContractArgs().assetBill, GetContractArgs().banker ))
  44           output.push(controlAddressAction(gain, capitalAsset, saver))
  45           output.push(controlProgramAction((capitalAmount - gain), capitalAsset, GetContractArgs().profitProgram))
  46         }else{
  47           output.push(controlProgramAction(amountBill, GetContractArgs().assetBill, GetContractArgs().banker ))
  48           output.push(controlAddressAction(capitalAmount, capitalAsset, saver))
  49         }
  50
  51         window.bytom.advancedTransfer(account, input, output, GetContractArgs().gas*10000000, args, 1)
  52           .then((resp) => {
  53             if(resp.action === 'reject'){
  54               reject('user reject the request')
  55             }else if(resp.action === 'success'){
  56               updateUtxo({"hash": utxo})
  57                 .then(()=>{
  58                   updateBalances({
  59                     "tx_id": resp.message.result.data.transaction_hash,
  60                     "address": saver,
  61                     "asset": GetContractArgs().assetDeposited,
  62                     "amount": amountBill*GetContractArgs().totalAmountCapital/GetContractArgs().totalAmountBill
  63                   }).then(()=>{
  64                     updateBalances({
  65                       "tx_id": resp.message.result.data.transaction_hash,
  66                       "address": account.address,
  67                       "asset": GetContractArgs().assetBill,
  68                       "amount": -amountBill
  69                     }).then(()=>{
  70                       resolve()
  71                     }).catch(err => {
  72                       throw err
  73                     })
  74                   }).catch(err => {
  75                     throw err
  76                   })
  77                   })
  78                 .catch(err => {
  79                   throw err
  80                 })
  81             }
  82           })
  83           .catch(err => {
  84             throw err
  85           })
  86       }
  87     }).catch(err => {
  88       reject(err)
  89     })
  90   })
  91 }
  92
  93