alphaswap-sdk/dist/alphaswap-sdk.cjs.production.min.js

🛠 An SDK for building applications on top of Uniswap on KCC.

"use strict";function t(t){return t&&"object"==typeof t&&"default"in t?t.default:t}Object.defineProperty(exports,"__esModule",{value:!0});var e,n,r,o,i,u=t(require("jsbi")),a=t(require("tiny-invariant")),s=(t(require("tiny-warning")),require("@ethersproject/address")),c=t(require("big.js")),f=t(require("toformat")),p=t(require("decimal.js-light")),d=require("@ethersproject/solidity"),l=require("@ethersproject/contracts"),h=require("@ethersproject/networks"),m=require("@ethersproject/providers"),v=t(require("@uniswap/v2-core/build/IUniswapV2Pair.json")),y="0x4446Fc4eb47f2f6586f9fAAb68B3498F86C07521",w="0x87383F77AddEB3cEaD7A78009AfcCF53C9F5bfCf";(r=exports.ChainId||(exports.ChainId={}))[r.MAINNET=1]="MAINNET",r[r.STANDALONE=321]="STANDALONE",r[r.MOONROCK=1286]="MOONROCK",r[r.MOONBASE=1287]="MOONBASE",r[r.MOONSHADOW=1288]="MOONSHADOW",(o=exports.TradeType||(exports.TradeType={}))[o.EXACT_INPUT=0]="EXACT_INPUT",o[o.EXACT_OUTPUT=1]="EXACT_OUTPUT",(i=exports.Rounding||(exports.Rounding={}))[i.ROUND_DOWN=0]="ROUND_DOWN",i[i.ROUND_HALF_UP=1]="ROUND_HALF_UP",i[i.ROUND_UP=2]="ROUND_UP";var 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0===n&&(n=exports.Rounding.ROUND_HALF_UP),Number.isInteger(t)||a(!1),t>=0||a(!1),st.DP=t,st.RM=ft[n],new st(this.numerator.toString()).div(this.denominator.toString()).toFormat(t,e)},R(t,[{key:"quotient",get:function(){return u.divide(this.numerator,this.denominator)}},{key:"remainder",get:function(){return new t(u.remainder(this.numerator,this.denominator),this.denominator)}}]),t}(),dt=f(c),lt=function(t){function e(e,n){var r,o=$(n);return J(o,T.uint256),(r=t.call(this,o,u.exponentiate(C,u.BigInt(e.decimals)))||this).currency=e,r}D(e,t),e.ether=function(t){return new e(et,t)};var n=e.prototype;return n.add=function(t){return rt(this.currency,t.currency)||a(!1),new e(this.currency,u.add(this.raw,t.raw))},n.subtract=function(t){return rt(this.currency,t.currency)||a(!1),new e(this.currency,u.subtract(this.raw,t.raw))},n.toSignificant=function(e,n,r){return void 0===e&&(e=6),void 0===r&&(r=exports.Rounding.ROUND_DOWN),t.prototype.toSignificant.call(this,e,n,r)},n.toFixed=function(e,n,r){return void 0===e&&(e=this.currency.decimals),void 0===r&&(r=exports.Rounding.ROUND_DOWN),e<=this.currency.decimals||a(!1),t.prototype.toFixed.call(this,e,n,r)},n.toExact=function(t){return void 0===t&&(t={groupSeparator:""}),dt.DP=this.currency.decimals,new dt(this.numerator.toString()).div(this.denominator.toString()).toFormat(t)},R(e,[{key:"raw",get:function(){return this.numerator}}]),e}(pt),ht=function(t){function e(e,n){var r;return(r=t.call(this,e,n)||this).token=e,r}D(e,t);var n=e.prototype;return n.add=function(t){return this.token.equals(t.token)||a(!1),new e(this.token,u.add(this.raw,t.raw))},n.subtract=function(t){return this.token.equals(t.token)||a(!1),new e(this.token,u.subtract(this.raw,t.raw))},e}(lt),mt=function(t){function e(e,n,r,o){var i;return(i=t.call(this,o,r)||this).baseCurrency=e,i.quoteCurrency=n,i.scalar=new 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ht(this.quoteCurrency,t.prototype.multiply.call(this,e.raw).quotient):lt.ether(t.prototype.multiply.call(this,e.raw).quotient)},n.toSignificant=function(t,e,n){return void 0===t&&(t=6),this.adjusted.toSignificant(t,e,n)},n.toFixed=function(t,e,n){return void 0===t&&(t=4),this.adjusted.toFixed(t,e,n)},R(e,[{key:"raw",get:function(){return new pt(this.numerator,this.denominator)}},{key:"adjusted",get:function(){return t.prototype.multiply.call(this,this.scalar)}}]),e}(pt),vt={},yt=function(){function t(e,n){var r=e.token.sortsBefore(n.token)?[e,n]:[n,e];this.liquidityToken=new nt(r[0].token.chainId,t.getAddress(r[0].token,r[1].token),18,"UNI-V2","Uniswap V2"),this.tokenAmounts=r}t.getAddress=function(t,e){var n,r,o,i,u,a=t.sortsBefore(e)?[t,e]:[e,t];return void 0===(null===(n=vt)||void 0===n||null===(r=n[a[0].address])||void 0===r?void 0:r[a[1].address])&&(vt=_({},vt,((u={})[a[0].address]=_({},null===(o=vt)||void 0===o?void 0:o[a[0].address],((i={})[a[1].address]=s.getCreate2Address(g[a[0].chainId],d.keccak256(["bytes"],[d.pack(["address","address"],[a[0].address,a[1].address])]),k),i)),u))),vt[a[0].address][a[1].address]};var e=t.prototype;return e.involvesToken=function(t){return t.equals(this.token0)||t.equals(this.token1)},e.priceOf=function(t){return this.involvesToken(t)||a(!1),t.equals(this.token0)?this.token0Price:this.token1Price},e.reserveOf=function(t){return this.involvesToken(t)||a(!1),t.equals(this.token0)?this.reserve0:this.reserve1},e.getOutputAmount=function(e){if(this.involvesToken(e.token)||a(!1),u.equal(this.reserve0.raw,A)||u.equal(this.reserve1.raw,A))throw new V;var n=this.reserveOf(e.token),r=this.reserveOf(e.token.equals(this.token0)?this.token1:this.token0),o=u.multiply(e.raw,N),i=u.multiply(o,r.raw),s=u.add(u.multiply(n.raw,P),o),c=new ht(e.token.equals(this.token0)?this.token1:this.token0,u.divide(i,s));if(u.equal(c.raw,A))throw new Y;return[c,new t(n.add(e),r.subtract(c))]},e.getInputAmount=function(e){if(this.involvesToken(e.token)||a(!1),u.equal(this.reserve0.raw,A)||u.equal(this.reserve1.raw,A)||u.greaterThanOrEqual(e.raw,this.reserveOf(e.token).raw))throw new V;var n=this.reserveOf(e.token),r=this.reserveOf(e.token.equals(this.token0)?this.token1:this.token0),o=u.multiply(u.multiply(r.raw,e.raw),P),i=u.multiply(u.subtract(n.raw,e.raw),N),s=new ht(e.token.equals(this.token0)?this.token1:this.token0,u.add(u.divide(o,i),x));return[s,new t(r.add(s),n.subtract(e))]},e.getLiquidityMinted=function(t,e,n){t.token.equals(this.liquidityToken)||a(!1);var r,o=e.token.sortsBefore(n.token)?[e,n]:[n,e];if(o[0].token.equals(this.token0)&&o[1].token.equals(this.token1)||a(!1),u.equal(t.raw,A))r=u.subtract(z(u.multiply(o[0].raw,o[1].raw)),O);else{var i=u.divide(u.multiply(o[0].raw,t.raw),this.reserve0.raw),s=u.divide(u.multiply(o[1].raw,t.raw),this.reserve1.raw);r=u.lessThanOrEqual(i,s)?i:s}if(!u.greaterThan(r,A))throw new Y;return new ht(this.liquidityToken,r)},e.getLiquidityValue=function(t,e,n,r,o){var i;if(void 0===r&&(r=!1),this.involvesToken(t)||a(!1),e.token.equals(this.liquidityToken)||a(!1),n.token.equals(this.liquidityToken)||a(!1),u.lessThanOrEqual(n.raw,e.raw)||a(!1),r){o||a(!1);var s=$(o);if(u.equal(s,A))i=e;else{var c=z(u.multiply(this.reserve0.raw,this.reserve1.raw)),f=z(s);if(u.greaterThan(c,f)){var p=u.multiply(e.raw,u.subtract(c,f)),d=u.add(u.multiply(c,q),f),l=u.divide(p,d);i=e.add(new ht(this.liquidityToken,l))}else i=e}}else i=e;return new ht(t,u.divide(u.multiply(n.raw,this.reserveOf(t).raw),i.raw))},R(t,[{key:"token0Price",get:function(){return new mt(this.token0,this.token1,this.tokenAmounts[0].raw,this.tokenAmounts[1].raw)}},{key:"token1Price",get:function(){return new mt(this.token1,this.token0,this.tokenAmounts[1].raw,this.tokenAmounts[0].raw)}},{key:"chainId",get:function(){return this.token0.chainId}},{key:"token0",get:function(){return this.tokenAmounts[0].token}},{key:"token1",get:function(){return this.tokenAmounts[1].token}},{key:"reserve0",get:function(){return this.tokenAmounts[0]}},{key:"reserve1",get:function(){return this.tokenAmounts[1]}}]),t}(),wt=function(){function t(t,e,n){t.length>0||a(!1),t.every((function(e){return e.chainId===t[0].chainId}))||a(!1),e instanceof nt&&t[0].involvesToken(e)||e===et&&t[0].involvesToken(ut[t[0].chainId])||a(!1),void 0===n||n instanceof nt&&t[t.length-1].involvesToken(n)||n===et&&t[t.length-1].involvesToken(ut[t[0].chainId])||a(!1);for(var r,o=[e instanceof nt?e:ut[t[0].chainId]],i=L(t.entries());!(r=i()).done;){var u=r.value,s=u[1],c=o[u[0]];c.equals(s.token0)||c.equals(s.token1)||a(!1);var f=c.equals(s.token0)?s.token1:s.token0;o.push(f)}this.pairs=t,this.path=o,this.midPrice=mt.fromRoute(this),this.input=e,this.output=null!=n?n:o[o.length-1]}return R(t,[{key:"chainId",get:function(){return this.pairs[0].chainId}}]),t}(),Tt=new pt(E),gt=function(t){function e(){return t.apply(this,arguments)||this}D(e,t);var n=e.prototype;return n.toSignificant=function(t,e,n){return void 0===t&&(t=5),this.multiply(Tt).toSignificant(t,e,n)},n.toFixed=function(t,e,n){return void 0===t&&(t=2),this.multiply(Tt).toFixed(t,e,n)},e}(pt);function kt(t,e){return rt(t.inputAmount.currency,e.inputAmount.currency)||a(!1),rt(t.outputAmount.currency,e.outputAmount.currency)||a(!1),t.outputAmount.equalTo(e.outputAmount)?t.inputAmount.equalTo(e.inputAmount)?0:t.inputAmount.lessThan(e.inputAmount)?-1:1:t.outputAmount.lessThan(e.outputAmount)?1:-1}function Ot(t,e){var n=kt(t,e);return 0!==n?n:t.priceImpact.lessThan(e.priceImpact)?-1:t.priceImpact.greaterThan(e.priceImpact)?1:t.route.path.length-e.route.path.length}function At(t,e){return t instanceof ht?t:t.currency===et?new ht(ut[e],t.raw):void a(!1)}function xt(t,e){return t instanceof nt?t:t===et?ut[e]:void a(!1)}var It=function(){function t(t,e,n){var r,o,i,u=new Array(t.path.length),s=new Array(t.pairs.length);if(n===exports.TradeType.EXACT_INPUT){rt(e.currency,t.input)||a(!1),u[0]=At(e,t.chainId);for(var c=0;c<t.path.length-1;c++){var f=t.pairs[c].getOutputAmount(u[c]),p=f[1];u[c+1]=f[0],s[c]=p}}else{rt(e.currency,t.output)||a(!1),u[u.length-1]=At(e,t.chainId);for(var d=t.path.length-1;d>0;d--){var l=t.pairs[d-1].getInputAmount(u[d]),h=l[1];u[d-1]=l[0],s[d-1]=h}}this.route=t,this.tradeType=n,this.inputAmount=n===exports.TradeType.EXACT_INPUT?e:t.input===et?lt.ether(u[0].raw):u[0],this.outputAmount=n===exports.TradeType.EXACT_OUTPUT?e:t.output===et?lt.ether(u[u.length-1].raw):u[u.length-1],this.executionPrice=new mt(this.inputAmount.currency,this.outputAmount.currency,this.inputAmount.raw,this.outputAmount.raw),this.nextMidPrice=mt.fromRoute(new wt(s,t.input)),this.priceImpact=(r=this.outputAmount,i=(o=t.midPrice.raw.multiply(this.inputAmount.raw)).subtract(r.raw).divide(o),new gt(i.numerator,i.denominator))}t.exactIn=function(e,n){return new t(e,n,exports.TradeType.EXACT_INPUT)},t.exactOut=function(e,n){return new t(e,n,exports.TradeType.EXACT_OUTPUT)};var e=t.prototype;return e.minimumAmountOut=function(t){if(t.lessThan(A)&&a(!1),this.tradeType===exports.TradeType.EXACT_OUTPUT)return this.outputAmount;var e=new pt(x).add(t).invert().multiply(this.outputAmount.raw).quotient;return this.outputAmount instanceof ht?new ht(this.outputAmount.token,e):lt.ether(e)},e.maximumAmountIn=function(t){if(t.lessThan(A)&&a(!1),this.tradeType===exports.TradeType.EXACT_INPUT)return this.inputAmount;var e=new pt(x).add(t).multiply(this.inputAmount.raw).quotient;return this.inputAmount instanceof ht?new ht(this.inputAmount.token,e):lt.ether(e)},t.bestTradeExactIn=function(e,n,r,o,i,u,s){var c=void 0===o?{}:o,f=c.maxNumResults,p=void 0===f?3:f,d=c.maxHops,l=void 0===d?3:d;void 0===i&&(i=[]),void 0===u&&(u=n),void 0===s&&(s=[]),e.length>0||a(!1),l>0||a(!1),u===n||i.length>0||a(!1);var h=n instanceof ht?n.token.chainId:r instanceof nt?r.chainId:void 0;void 0===h&&a(!1);for(var m=At(n,h),v=xt(r,h),y=0;y<e.length;y++){var w=e[y];if((w.token0.equals(m.token)||w.token1.equals(m.token))&&!w.reserve0.equalTo(A)&&!w.reserve1.equalTo(A)){var T=void 0;try{T=w.getOutputAmount(m)[0]}catch(t){if(t.isInsufficientInputAmountError)continue;throw t}if(T.token.equals(v))G(s,new t(new wt([].concat(i,[w]),u.currency,r),u,exports.TradeType.EXACT_INPUT),p,Ot);else if(l>1&&e.length>1){var g=e.slice(0,y).concat(e.slice(y+1,e.length));t.bestTradeExactIn(g,T,r,{maxNumResults:p,maxHops:l-1},[].concat(i,[w]),u,s)}}}return s},t.bestTradeExactOut=function(e,n,r,o,i,u,s){var c=void 0===o?{}:o,f=c.maxNumResults,p=void 0===f?3:f,d=c.maxHops,l=void 0===d?3:d;void 0===i&&(i=[]),void 0===u&&(u=r),void 0===s&&(s=[]),e.length>0||a(!1),l>0||a(!1),u===r||i.length>0||a(!1);var h=r instanceof ht?r.token.chainId:n instanceof nt?n.chainId:void 0;void 0===h&&a(!1);for(var m=At(r,h),v=xt(n,h),y=0;y<e.length;y++){var w=e[y];if((w.token0.equals(m.token)||w.token1.equals(m.token))&&!w.reserve0.equalTo(A)&&!w.reserve1.equalTo(A)){var T=void 0;try{T=w.getInputAmount(m)[0]}catch(t){if(t.isInsufficientReservesError)continue;throw t}if(T.token.equals(v))G(s,new t(new wt([w].concat(i),n,u.currency),u,exports.TradeType.EXACT_OUTPUT),p,Ot);else if(l>1&&e.length>1){var g=e.slice(0,y).concat(e.slice(y+1,e.length));t.bestTradeExactOut(g,n,T,{maxNumResults:p,maxHops:l-1},[w].concat(i),u,s)}}}return s},t}();function bt(t){return"0x"+t.raw.toString(16)}var qt,Ct=function(){function t(){}return t.swapCallParameters=function(t,e){var n=t.inputAmount.currency===et,r=t.outputAmount.currency===et;n&&r&&a(!1),!("ttl"in e)||e.ttl>0||a(!1);var o,i,u,s=Q(e.recipient),c=bt(t.maximumAmountIn(e.allowedSlippage)),f=bt(t.minimumAmountOut(e.allowedSlippage)),p=t.route.path.map((function(t){return t.address})),d="ttl"in e?"0x"+(Math.floor((new Date).getTime()/1e3)+e.ttl).toString(16):"0x"+e.deadline.toString(16),l=Boolean(e.feeOnTransfer);switch(t.tradeType){case exports.TradeType.EXACT_INPUT:n?(o=l?"swapExactETHForTokensSupportingFeeOnTransferTokens":"swapExactETHForTokens",i=[f,p,s,d],u=c):r?(o=l?"swapExactTokensForETHSupportingFeeOnTransferTokens":"swapExactTokensForETH",i=[c,f,p,s,d],u="0x0"):(o=l?"swapExactTokensForTokensSupportingFeeOnTransferTokens":"swapExactTokensForTokens",i=[c,f,p,s,d],u="0x0");break;case exports.TradeType.EXACT_OUTPUT:l&&a(!1),n?(o="swapETHForExactTokens",i=[f,p,s,d],u=c):r?(o="swapTokensForExactETH",i=[f,c,p,s,d],u="0x0"):(o="swapTokensForExactTokens",i=[f,c,p,s,d],u="0x0")}return{methodName:o,args:i,value:u}},t}(),Et=[{constant:!0,inputs:[],name:"decimals",outputs:[{name:"",type:"uint8"}],payable:!1,stateMutability:"view",type:"function"},{constant:!0,inputs:[{name:"",type:"address"}],name:"balanceOf",outputs:[{name:"",type:"uint256"}],payable:!1,stateMutability:"view",type:"function"}],Nt=((qt={})[exports.ChainId.MAINNET]={"0xE0B7927c4aF23765Cb51314A0E0521A9645F0E2A":9},qt),Pt=function(){function t(){}return t.fetchTokenData=function(t,e,n,r,o){try{var i,u,a=function(n){return new nt(t,e,n,r,o)};void 0===n&&(n=m.getDefaultProvider(h.getNetwork(t)));var s="number"==typeof(null===(i=Nt)||void 0===i||null===(u=i[t])||void 0===u?void 0:u[e]);return Promise.resolve(s?a(Nt[t][e]):Promise.resolve(new l.Contract(e,Et,n).decimals().then((function(n){var r,o,i;return Nt=_({},Nt,((i={})[t]=_({},null===(r=Nt)||void 0===r?void 0:r[t],((o={})[e]=n,o)),i)),n}))).then(a))}catch(t){return Promise.reject(t)}},t.fetchPairData=function(t,e,n){try{void 0===n&&(n=m.getDefaultProvider(h.getNetwork(t.chainId))),t.chainId!==e.chainId&&a(!1);var r=yt.getAddress(t,e);return Promise.resolve(new l.Contract(r,v.abi,n).getReserves()).then((function(n){var r=n[0],o=n[1],i=t.sortsBefore(e)?[r,o]:[o,r];return new yt(new ht(t,i[0]),new ht(e,i[1]))}))}catch(t){return Promise.reject(t)}},t}();exports.JSBI=u,exports.Currency=tt,exports.CurrencyAmount=lt,exports.DEV=et,exports.FACTORY_ADDRESS=g,exports.Fetcher=Pt,exports.Fraction=pt,exports.INIT_CODE_HASH=k,exports.InsufficientInputAmountError=Y,exports.InsufficientReservesError=V,exports.MINIMUM_LIQUIDITY=O,exports.Pair=yt,exports.Percent=gt,exports.Price=mt,exports.Route=wt,exports.Router=Ct,exports.Token=nt,exports.TokenAmount=ht,exports.Trade=It,exports.WDEV=ut,exports.currencyEquals=rt,exports.inputOutputComparator=kt,exports.tradeComparator=Ot;
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