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Просмотр файла: GrandaMento.js
"use strict";
var __extends = (this && this.__extends) || (function () {
var extendStatics = function (d, b) {
extendStatics = Object.setPrototypeOf ||
({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
function (d, b) { for (var p in b) if (Object.prototype.hasOwnProperty.call(b, p)) d[p] = b[p]; };
return extendStatics(d, b);
};
return function (d, b) {
if (typeof b !== "function" && b !== null)
throw new TypeError("Class extends value " + String(b) + " is not a constructor or null");
extendStatics(d, b);
function __() { this.constructor = d; }
d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
};
})();
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__assign = Object.assign || function(t) {
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s = arguments[i];
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t[p] = s[p];
}
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};
return __assign.apply(this, arguments);
};
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());
});
};
var __generator = (this && this.__generator) || function (thisArg, body) {
var _ = { label: 0, sent: function() { if (t[0] & 1) throw t[1]; return t[1]; }, trys: [], ops: [] }, f, y, t, g;
return g = { next: verb(0), "throw": verb(1), "return": verb(2) }, typeof Symbol === "function" && (g[Symbol.iterator] = function() { return this; }), g;
function verb(n) { return function (v) { return step([n, v]); }; }
function step(op) {
if (f) throw new TypeError("Generator is already executing.");
while (_) try {
if (f = 1, y && (t = op[0] & 2 ? y["return"] : op[0] ? y["throw"] || ((t = y["return"]) && t.call(y), 0) : y.next) && !(t = t.call(y, op[1])).done) return t;
if (y = 0, t) op = [op[0] & 2, t.value];
switch (op[0]) {
case 0: case 1: t = op; break;
case 4: _.label++; return { value: op[1], done: false };
case 5: _.label++; y = op[1]; op = [0]; continue;
case 7: op = _.ops.pop(); _.trys.pop(); continue;
default:
if (!(t = _.trys, t = t.length > 0 && t[t.length - 1]) && (op[0] === 6 || op[0] === 2)) { _ = 0; continue; }
if (op[0] === 3 && (!t || (op[1] > t[0] && op[1] < t[3]))) { _.label = op[1]; break; }
if (op[0] === 6 && _.label < t[1]) { _.label = t[1]; t = op; break; }
if (t && _.label < t[2]) { _.label = t[2]; _.ops.push(op); break; }
if (t[2]) _.ops.pop();
_.trys.pop(); continue;
}
op = body.call(thisArg, _);
} catch (e) { op = [6, e]; y = 0; } finally { f = t = 0; }
if (op[0] & 5) throw op[1]; return { value: op[0] ? op[1] : void 0, done: true };
}
};
var __importDefault = (this && this.__importDefault) || function (mod) {
return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.GrandaMentoWrapper = exports.ExchangeProposalState = void 0;
var bignumber_js_1 = __importDefault(require("bignumber.js"));
var celo_tokens_1 = require("../celo-tokens");
var StableToken_1 = require("../generated/StableToken");
var BaseWrapper_1 = require("./BaseWrapper");
var StableTokenWrapper_1 = require("./StableTokenWrapper");
var ExchangeProposalState;
(function (ExchangeProposalState) {
ExchangeProposalState[ExchangeProposalState["None"] = 0] = "None";
ExchangeProposalState[ExchangeProposalState["Proposed"] = 1] = "Proposed";
ExchangeProposalState[ExchangeProposalState["Approved"] = 2] = "Approved";
ExchangeProposalState[ExchangeProposalState["Executed"] = 3] = "Executed";
ExchangeProposalState[ExchangeProposalState["Cancelled"] = 4] = "Cancelled";
})(ExchangeProposalState = exports.ExchangeProposalState || (exports.ExchangeProposalState = {}));
var GrandaMentoWrapper = /** @class */ (function (_super) {
__extends(GrandaMentoWrapper, _super);
function GrandaMentoWrapper() {
var _this = _super !== null && _super.apply(this, arguments) || this;
_this.owner = (0, BaseWrapper_1.proxyCall)(_this.contract.methods.owner);
_this.approver = (0, BaseWrapper_1.proxyCall)(_this.contract.methods.approver);
_this.setApprover = (0, BaseWrapper_1.proxySend)(_this.connection, _this.contract.methods.setApprover);
_this.maxApprovalExchangeRateChange = (0, BaseWrapper_1.proxyCall)(_this.contract.methods.maxApprovalExchangeRateChange, undefined, BaseWrapper_1.fixidityValueToBigNumber);
_this.setMaxApprovalExchangeRateChange = (0, BaseWrapper_1.proxySend)(_this.connection, _this.contract.methods.setMaxApprovalExchangeRateChange);
_this.spread = (0, BaseWrapper_1.proxyCall)(_this.contract.methods.spread, undefined, BaseWrapper_1.fixidityValueToBigNumber);
_this.setSpread = (0, BaseWrapper_1.proxySend)(_this.connection, _this.contract.methods.setSpread);
_this.vetoPeriodSeconds = (0, BaseWrapper_1.proxyCall)(_this.contract.methods.vetoPeriodSeconds, undefined, BaseWrapper_1.valueToBigNumber);
_this.setVetoPeriodSeconds = (0, BaseWrapper_1.proxySend)(_this.connection, _this.contract.methods.setVetoPeriodSeconds);
_this.exchangeProposalCount = (0, BaseWrapper_1.proxyCall)(_this.contract.methods.exchangeProposalCount, undefined, BaseWrapper_1.valueToBigNumber);
_this.setStableTokenExchangeLimits = (0, BaseWrapper_1.proxySend)(_this.connection, _this.contract.methods.setStableTokenExchangeLimits);
_this.approveExchangeProposal = (0, BaseWrapper_1.proxySend)(_this.connection, _this.contract.methods.approveExchangeProposal);
_this.executeExchangeProposal = (0, BaseWrapper_1.proxySend)(_this.connection, _this.contract.methods.executeExchangeProposal);
_this.cancelExchangeProposal = (0, BaseWrapper_1.proxySend)(_this.connection, _this.contract.methods.cancelExchangeProposal);
return _this;
}
GrandaMentoWrapper.prototype.getActiveProposalIds = function () {
return __awaiter(this, void 0, void 0, function () {
var unfilteredIds;
return __generator(this, function (_a) {
switch (_a.label) {
case 0: return [4 /*yield*/, this.contract.methods.getActiveProposalIds().call()
// '0' is given to signify an ID that is no longer active, so we filter them out.
];
case 1:
unfilteredIds = _a.sent();
// '0' is given to signify an ID that is no longer active, so we filter them out.
return [2 /*return*/, unfilteredIds.filter(function (id) { return id !== '0'; })];
}
});
});
};
GrandaMentoWrapper.prototype.createExchangeProposal = function (stableTokenRegistryId, sellAmount, sellCelo) {
return __awaiter(this, void 0, void 0, function () {
var createExchangeProposalInner;
return __generator(this, function (_a) {
createExchangeProposalInner = (0, BaseWrapper_1.proxySend)(this.connection, this.contract.methods.createExchangeProposal);
return [2 /*return*/, createExchangeProposalInner(stableTokenRegistryId, sellAmount.toFixed(), sellCelo)];
});
});
};
GrandaMentoWrapper.prototype.exchangeProposalExists = function (exchangeProposalID) {
return __awaiter(this, void 0, void 0, function () {
var result, state;
return __generator(this, function (_a) {
switch (_a.label) {
case 0: return [4 /*yield*/, this.contract.methods.exchangeProposals(exchangeProposalID).call()];
case 1:
result = _a.sent();
state = parseInt(result.state, 10);
return [2 /*return*/, !(state === ExchangeProposalState.None)];
}
});
});
};
GrandaMentoWrapper.prototype.getExchangeProposal = function (exchangeProposalID) {
return __awaiter(this, void 0, void 0, function () {
var result, state;
return __generator(this, function (_a) {
switch (_a.label) {
case 0: return [4 /*yield*/, this.contract.methods.exchangeProposals(exchangeProposalID).call()];
case 1:
result = _a.sent();
state = parseInt(result.state, 10);
if (state === ExchangeProposalState.None) {
throw new Error("Proposal doesn't exist");
}
return [2 /*return*/, {
exchanger: result.exchanger,
stableToken: result.stableToken,
sellAmount: new bignumber_js_1.default(result.sellAmount),
buyAmount: new bignumber_js_1.default(result.buyAmount),
vetoPeriodSeconds: new bignumber_js_1.default(result.vetoPeriodSeconds),
approvalTimestamp: new bignumber_js_1.default(result.approvalTimestamp),
sellCelo: result.sellCelo,
state: state,
id: exchangeProposalID,
}];
}
});
});
};
GrandaMentoWrapper.prototype.getHumanReadableExchangeProposal = function (exchangeProposalID) {
return __awaiter(this, void 0, void 0, function () {
var proposal, stableTokenContract, _a, _b, _c, _d;
var _e;
return __generator(this, function (_f) {
switch (_f.label) {
case 0: return [4 /*yield*/, this.getExchangeProposal(exchangeProposalID)];
case 1:
proposal = _f.sent();
stableTokenContract = new StableTokenWrapper_1.StableTokenWrapper(this.connection, (0, StableToken_1.newStableToken)(this.connection.web3, proposal.stableToken));
_a = [__assign({}, proposal)];
_e = {};
_c = "".concat;
return [4 /*yield*/, stableTokenContract.name()];
case 2:
_d = (_b = _c.apply("", [_f.sent(), " ("])).concat;
return [4 /*yield*/, stableTokenContract.symbol()];
case 3: return [2 /*return*/, __assign.apply(void 0, _a.concat([(_e.stableToken = _d.apply(_b, [_f.sent(), ") at "]).concat(proposal.stableToken), _e.implictPricePerCelo = proposal.sellCelo
? proposal.buyAmount.div(proposal.sellAmount)
: proposal.sellAmount.div(proposal.buyAmount), _e.state = ExchangeProposalState[proposal.state], _e)]))];
}
});
});
};
GrandaMentoWrapper.prototype.stableTokenExchangeLimits = function (stableTokenSymbol) {
return __awaiter(this, void 0, void 0, function () {
var stableTokenRegistryId, result;
return __generator(this, function (_a) {
switch (_a.label) {
case 0:
stableTokenRegistryId = celo_tokens_1.stableTokenInfos[stableTokenSymbol].contract;
return [4 /*yield*/, this.contract.methods
.stableTokenExchangeLimits(stableTokenRegistryId.toString())
.call()];
case 1:
result = _a.sent();
return [2 /*return*/, {
minExchangeAmount: new bignumber_js_1.default(result.minExchangeAmount),
maxExchangeAmount: new bignumber_js_1.default(result.maxExchangeAmount),
}];
}
});
});
};
GrandaMentoWrapper.prototype.getAllStableTokenLimits = function () {
return __awaiter(this, void 0, void 0, function () {
var out, res;
var _this = this;
return __generator(this, function (_a) {
switch (_a.label) {
case 0:
out = new Map();
return [4 /*yield*/, Promise.all(Object.values(celo_tokens_1.StableToken).map(function (key) { return _this.stableTokenExchangeLimits(key); }))];
case 1:
res = _a.sent();
Object.values(celo_tokens_1.StableToken).map(function (key, index) {
return out.set(celo_tokens_1.stableTokenInfos[key].contract, res[index]);
});
return [2 /*return*/, out];
}
});
});
};
GrandaMentoWrapper.prototype.getBuyAmount = function (celoStableTokenOracleRate, // Note this is intended to be a fixed point number
sellAmount, sellCelo) {
return __awaiter(this, void 0, void 0, function () {
var result;
return __generator(this, function (_a) {
switch (_a.label) {
case 0: return [4 /*yield*/, this.contract.methods
.getBuyAmount(celoStableTokenOracleRate.toFixed(), sellAmount.toFixed(), sellCelo)
.call()];
case 1:
result = _a.sent();
return [2 /*return*/, new bignumber_js_1.default(result)];
}
});
});
};
GrandaMentoWrapper.prototype.getConfig = function () {
return __awaiter(this, void 0, void 0, function () {
var res;
return __generator(this, function (_a) {
switch (_a.label) {
case 0: return [4 /*yield*/, Promise.all([
this.approver(),
this.spread(),
this.vetoPeriodSeconds(),
this.maxApprovalExchangeRateChange(),
this.getAllStableTokenLimits(),
])];
case 1:
res = _a.sent();
return [2 /*return*/, {
approver: res[0],
spread: res[1],
vetoPeriodSeconds: res[2],
maxApprovalExchangeRateChange: res[3],
exchangeLimits: res[4],
}];
}
});
});
};
return GrandaMentoWrapper;
}(BaseWrapper_1.BaseWrapper));
exports.GrandaMentoWrapper = GrandaMentoWrapper;
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