@celo/contractkit/lib/wrappers/Reserve.js

Celo's ContractKit to interact with Celo network

"use strict";
var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
    function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); }
    return new (P || (P = Promise))(function (resolve, reject) {
        function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
        function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
        function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); }
        step((generator = generator.apply(thisArg, _arguments || [])).next());
    });
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.ReserveWrapper = void 0;
const BaseWrapper_1 = require("./BaseWrapper");
/**
 * Contract for handling reserve for stable currencies
 */
class ReserveWrapper extends BaseWrapper_1.BaseWrapper {
    constructor() {
        super(...arguments);
        /**
         * Query Tobin tax staleness threshold parameter.
         * @returns Current Tobin tax staleness threshold.
         */
        this.tobinTaxStalenessThreshold = (0, BaseWrapper_1.proxyCall)(this.contract.methods.tobinTaxStalenessThreshold, undefined, BaseWrapper_1.valueToBigNumber);
        this.dailySpendingRatio = (0, BaseWrapper_1.proxyCall)(this.contract.methods.getDailySpendingRatio, undefined, BaseWrapper_1.fixidityValueToBigNumber);
        this.isSpender = (0, BaseWrapper_1.proxyCall)(this.contract.methods.isSpender);
        this.transferGold = (0, BaseWrapper_1.proxySend)(this.connection, this.contract.methods.transferGold);
        this.getOrComputeTobinTax = (0, BaseWrapper_1.proxySend)(this.connection, this.contract.methods.getOrComputeTobinTax);
        this.frozenReserveGoldStartBalance = (0, BaseWrapper_1.proxyCall)(this.contract.methods.frozenReserveGoldStartBalance, undefined, BaseWrapper_1.valueToBigNumber);
        this.frozenReserveGoldStartDay = (0, BaseWrapper_1.proxyCall)(this.contract.methods.frozenReserveGoldStartDay, undefined, BaseWrapper_1.valueToBigNumber);
        this.frozenReserveGoldDays = (0, BaseWrapper_1.proxyCall)(this.contract.methods.frozenReserveGoldDays, undefined, BaseWrapper_1.valueToBigNumber);
        /**
         * @notice Returns a list of weights used for the allocation of reserve assets.
         * @return An array of a list of weights used for the allocation of reserve assets.
         */
        this.getAssetAllocationWeights = (0, BaseWrapper_1.proxyCall)(this.contract.methods.getAssetAllocationWeights, undefined, (weights) => weights.map(BaseWrapper_1.valueToBigNumber));
        /**
         * @notice Returns a list of token symbols that have been allocated.
         * @return An array of token symbols that have been allocated.
         */
        this.getAssetAllocationSymbols = (0, BaseWrapper_1.proxyCall)(this.contract.methods.getAssetAllocationSymbols, undefined, (symbols) => symbols.map((symbol) => this.connection.hexToAscii(symbol)));
        /**
         * @alias {getReserveCeloBalance}
         */
        this.getReserveGoldBalance = (0, BaseWrapper_1.proxyCall)(this.contract.methods.getReserveGoldBalance, undefined, BaseWrapper_1.valueToBigNumber);
        /**
         * @notice Returns the amount of CELO included in the reserve
         * @return {BigNumber} The CELO amount included in the reserve.
         */
        this.getReserveCeloBalance = this.getReserveGoldBalance;
        /**
         * @notice Returns the amount of unfrozen CELO in the Reserve contract.
         * @see {getUnfrozenReserveCeloBalance}
         * @return {BigNumber} amount in wei
         */
        this.getUnfrozenBalance = (0, BaseWrapper_1.proxyCall)(this.contract.methods.getUnfrozenBalance, undefined, BaseWrapper_1.valueToBigNumber);
        /**
         * @notice Returns the amount of unfrozen CELO included in the reserve
         *  contract and in other reserve addresses.
         * @see {getUnfrozenBalance}
         * @return {BigNumber} amount in wei
         */
        this.getUnfrozenReserveCeloBalance = (0, BaseWrapper_1.proxyCall)(this.contract.methods.getUnfrozenReserveGoldBalance, undefined, BaseWrapper_1.valueToBigNumber);
        this.getOtherReserveAddresses = (0, BaseWrapper_1.proxyCall)(this.contract.methods.getOtherReserveAddresses);
        this.isOtherReserveAddress = (0, BaseWrapper_1.proxyCall)(this.contract.methods.isOtherReserveAddress);
    }
    /**
     * Returns current configuration parameters.
     */
    getConfig() {
        return __awaiter(this, void 0, void 0, function* () {
            return {
                tobinTaxStalenessThreshold: yield this.tobinTaxStalenessThreshold(),
                frozenReserveGoldStartBalance: yield this.frozenReserveGoldStartBalance(),
                frozenReserveGoldStartDay: yield this.frozenReserveGoldStartDay(),
                frozenReserveGoldDays: yield this.frozenReserveGoldDays(),
                otherReserveAddresses: yield this.getOtherReserveAddresses(),
            };
        });
    }
    getSpenders() {
        return __awaiter(this, void 0, void 0, function* () {
            const spendersAdded = (yield this.getPastEvents('SpenderAdded', {
                fromBlock: 0,
                toBlock: 'latest',
            })).map((eventlog) => eventlog.returnValues.spender);
            const spendersRemoved = (yield this.getPastEvents('SpenderRemoved', {
                fromBlock: 0,
                toBlock: 'latest',
            })).map((eventlog) => eventlog.returnValues.spender);
            return spendersAdded.filter((spender) => !spendersRemoved.includes(spender));
        });
    }
}
exports.ReserveWrapper = ReserveWrapper;
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