List the total rewards amount delegator withdrawn from validators

list_validator_unbounded_amount.js

const axios = require("axios")
const BN = require("bignumber.js")

let page = 1

// map[validator] => amount
const validators = new Map()
// add to url query `validator=${wantValidator}`
const wantValidator = 'default:0xa5b2C08c1DcD58d819317b79CbC9b5A8566bDF73'

const main = async () => {
  try {
    while (true) {
      console.log("page", page)
      let url = `https://api.loom.games/delegation/rewards?&state=UNBONDING&lock_time_tier=&from_block&to_block&page=${page}&sort=%2Bcreated_at`
      const { status, data } = await axios.get(url)
      if (status != 200 || data.data.length == 0) {
        break
      }
      for (const delgation of data.data) {
        const amount = BN.BigNumber(delgation.amount)
        const sum = validators.get(delgation.validator)
        if (!sum) {
          validators.set(delgation.validator, amount)
        } else {
          validators.set(delgation.validator, sum.plus(amount))
        }
      }
      
      page++
    }
  } catch (err) {
    console.log(err.stack || err)
  }

  const denom = BN.BigNumber(1e18)

  // print out
  console.log('validator', "|", 'unbonded amount')
  console.log('---------', "|", '---------------')
  for (const validator of validators.entries()) {
    console.log(validator[0], '|', validator[1].dividedBy(denom).toFixed(2))  
  }
  
}

main()

loom_cmd.go

func ListAllDelegationsCmdV3() *cobra.Command {
	var flags cli.ContractCallFlags
	cmd := &cobra.Command{
		Use:     "list-all-delegations",
		Short:   "display the results of calling list_delegations for all candidates",
		Example: listAllDelegationsCmdExample,
		Args:    cobra.MinimumNArgs(0),
		RunE: func(cmd *cobra.Command, args []string) error {
			var resp dposv3.ListAllDelegationsResponse
			err := cli.StaticCallContractWithFlags(
				&flags, DPOSV3ContractName, "ListAllDelegations",
				&dposv3.ListAllDelegationsRequest{}, &resp,
			)
			if err != nil {
				return err
			}

			validators := make(map[string]*loom.BigUInt)

			for _, listResponse := range resp.ListResponses {
				for _, delegation := range listResponse.Delegations {
					if delegation.Index == 0 {
						validator := "default:" + delegation.Validator.Local.Hex()
						_, ok := validators[validator]
						if !ok {
							validators[validator] = loom.NewBigUIntFromInt(0)
						}
						validators[validator] = validators[validator].Add(validators[validator], &delegation.Amount.Value)

					}
				}
			}

			fmt.Println("validator", "|", "bonded amount")
			fmt.Println("---------", "|", "------------:")
			divider := 1000000000000000000
			sum := loom.NewBigUIntFromInt(0)
			zero := loom.NewBigUIntFromInt(0)
			for k, v := range validators {
				sum = sum.Add(sum, v)
				amountInt := zero.Div(v, loom.NewBigUIntFromInt(int64(divider)))
				fmt.Println(k, "|", amountInt)
			}
			amountInt := zero.Div(sum, loom.NewBigUIntFromInt(int64(divider)))
			fmt.Println("total", "|", amountInt)
			return nil
		},
	}
	cli.AddContractStaticCallFlags(cmd.Flags(), &flags)
	return cmd
}

package.json

{
  "name": "dpos-rewards",
  "version": "1.0.0",
  "description": "",
  "main": "index.js",
  "scripts": {
    "test": "echo \"Error: no test specified\" && exit 1"
  },
  "author": "",
  "license": "ISC",
  "dependencies": {
    "axios": "^0.19.0",
    "bignumber.js": "^9.0.0"
  }
}

As of Aug 15, 2018

The amount withdrawn rewards per validator

validator	unbonded amount
default:0x0cA3d6bf201cE53c7DDC3CB397AE33A68eD4a328	12132.48
default:0x9F1581A14f1194AB4913745301B55fE8d20595Fe	1210789.71
default:0xa38c27e8Cf4a443E805065065Aefb250b1E1cef2	4392148.65
default:0xb7b1A2Ed7c47287Ba4da1Fd17F626fAf2134e9d0	56776.97
default:0x911aC334f7014f0635b95a4A2225b45C5292C6c6	220846.97
default:0x9C6259c5B2A71C8642C2C84CcFb8F734e6bC6b87	27215.48
default:0xa5b2C08c1DcD58d819317b79CbC9b5A8566bDF73	60104.04
default:0x7bc38ff819B75f85275d2fd83080ec337B4e0AFE	152840.83
default:0x59Dd7302BF628156f948A9101169135324058d60	49647.99
default:0x5ba928aCE46672f15e6D8364084F1D6AE302543e	46370.80
default:0x6B3Dd380eB365603182617d698fdBBE52befa801	18642.13
default:0x1985871eD65B80e09ecA382c3e3c2d6831e092eC	35271.38
default:0x8Ec7faF77Cc27eEe73AE25B077Fe5d05277CD8Cc	119315.46
default:0xA2e56E6253407242674C34Ae7aEB7aE11883BCDB	169268.41
default:0x319E459F5D0DDC5DdF3e3610398A8b6E6772dAA3	2460.15
default:0xb6b0F012149fBaAAb596F762434De54C6c27D16c	477.81
default:0xE3bEb36ae8EdB5dBb5c2cfBa9960F0819Dd8E13a	71095.12
default:0xeB5d1FA6E421485C7ae2fbA8E3199588eD931dAf	13579.31
default:0xD58d72B3BEf93fCBF13466Cb2d83Bcc145843510	1135.91
default:0x0E99fC16e32E568971908f2Ce54B967a42663a26	77.16
default:0xe6fBaAFC34F746ac2280fa8Bd1787A8292f13148	111445.56

The amount of current rewards stored on validators

validator	bonded amount
default:59Dd7302BF628156f948A9101169135324058d60	344261
default:911aC334f7014f0635b95a4A2225b45C5292C6c6	52032
default:9F1581A14f1194AB4913745301B55fE8d20595Fe	459850
default:a5b2C08c1DcD58d819317b79CbC9b5A8566bDF73	153384
default:D58d72B3BEf93fCBF13466Cb2d83Bcc145843510	114865
default:e6fBaAFC34F746ac2280fa8Bd1787A8292f13148	29700
default:0cA3d6bf201cE53c7DDC3CB397AE33A68eD4a328	87697
default:4A1b8b15E50ce63cc6F65603eA79bE09206cAe70	1522068
default:b6b0F012149fBaAAb596F762434De54C6c27D16c	62889
default:E3bEb36ae8EdB5dBb5c2cfBa9960F0819Dd8E13a	34478
default:319E459F5D0DDC5DdF3e3610398A8b6E6772dAA3	76526
default:5ba928aCE46672f15e6D8364084F1D6AE302543e	126328
default:7bc38ff819B75f85275d2fd83080ec337B4e0AFE	72153
default:8Ec7faF77Cc27eEe73AE25B077Fe5d05277CD8Cc	314739
default:9C6259c5B2A71C8642C2C84CcFb8F734e6bC6b87	490787
default:a38c27e8Cf4a443E805065065Aefb250b1E1cef2	828204
default:0E99fC16e32E568971908f2Ce54B967a42663a26	0
default:6B3Dd380eB365603182617d698fdBBE52befa801	78420
default:A2e56E6253407242674C34Ae7aEB7aE11883BCDB	33363
default:b7b1A2Ed7c47287Ba4da1Fd17F626fAf2134e9d0	150301
default:eB5d1FA6E421485C7ae2fbA8E3199588eD931dAf	102780
default:0CE7B61c97A6d5083356F115288f9266553e191E	3551494
default:1985871eD65B80e09ecA382c3e3c2d6831e092eC	114874
total	8801206