@0xkilo/0xkilo/dist/0xkilo.cjs.production.min.js

🛠 An SDK for building applications on top of Pangolin.

"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")),d=t(require("toformat")),l=t(require("decimal.js-light")),f=require("@ethersproject/solidity"),p=require("@ethersproject/contracts"),h=require("@ethersproject/networks"),m=require("@ethersproject/providers"),v=t(require("@pangolindex/exchange-contracts/artifacts/contracts/pangolin-core/PangolinPair.sol/PangolinPair.json"));(r=exports.ChainId||(exports.ChainId={}))[r.FUJI=43113]="FUJI",r[r.AVALANCHE=4002]="AVALANCHE",(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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tt?t.equals(e):!(t instanceof tt||e instanceof tt||t!==e)}var nt,rt,ot=((G={})[exports.ChainId.FUJI]=new tt(exports.ChainId.FUJI,"0xd00ae08403B9bbb9124bB305C09058E32C39A48c",18,"WAVAX","Wrapped AVAX"),G[exports.ChainId.AVALANCHE]=new tt(exports.ChainId.AVALANCHE,"0x21be370d5312f44cb42ce377bc9b8a0cef1a4c83",18,"FTM","Wrapped FTM"),G),it=d(l),ut=d(c),at=((nt={})[exports.Rounding.ROUND_DOWN]=it.ROUND_DOWN,nt[exports.Rounding.ROUND_HALF_UP]=it.ROUND_HALF_UP,nt[exports.Rounding.ROUND_UP]=it.ROUND_UP,nt),st=((rt={})[exports.Rounding.ROUND_DOWN]=0,rt[exports.Rounding.ROUND_HALF_UP]=1,rt[exports.Rounding.ROUND_UP]=3,rt),ct=function(){function t(t,e){void 0===e&&(e=A),this.numerator=Q(t),this.denominator=Q(e)}var e=t.prototype;return e.invert=function(){return new t(this.denominator,this.numerator)},e.add=function(e){var n=e instanceof t?e:new t(Q(e));return u.equal(this.denominator,n.denominator)?new t(u.add(this.numerator,n.numerator),this.denominator):new 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t(u.multiply(this.numerator,n.numerator),u.multiply(this.denominator,n.denominator))},e.divide=function(e){var n=e instanceof t?e:new t(Q(e));return new t(u.multiply(this.numerator,n.denominator),u.multiply(this.denominator,n.numerator))},e.toSignificant=function(t,e,n){void 0===e&&(e={groupSeparator:""}),void 0===n&&(n=exports.Rounding.ROUND_HALF_UP),Number.isInteger(t)||a(!1),t>0||a(!1),it.set({precision:t+1,rounding:at[n]});var r=new it(this.numerator.toString()).div(this.denominator.toString()).toSignificantDigits(t);return r.toFormat(r.decimalPlaces(),e)},e.toFixed=function(t,e,n){return void 0===e&&(e={groupSeparator:""}),void 0===n&&(n=exports.Rounding.ROUND_HALF_UP),Number.isInteger(t)||a(!1),t>=0||a(!1),ut.DP=t,ut.RM=st[n],new ut(this.numerator.toString()).div(this.denominator.toString()).toFormat(t,e)},E(t,[{key:"quotient",get:function(){return u.divide(this.numerator,this.denominator)}},{key:"remainder",get:function(){return new 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r.slice(1).reduce((function(t,e){return t.multiply(e)}),r[0])};var n=e.prototype;return n.invert=function(){return new e(this.quoteCurrency,this.baseCurrency,this.numerator,this.denominator)},n.multiply=function(n){et(this.quoteCurrency,n.baseCurrency)||a(!1);var r=t.prototype.multiply.call(this,n);return new e(this.baseCurrency,n.quoteCurrency,r.denominator,r.numerator)},n.quote=function(e){return et(e.currency,this.baseCurrency)||a(!1),this.quoteCurrency instanceof tt?new ft(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)},E(e,[{key:"raw",get:function(){return new ct(this.numerator,this.denominator)}},{key:"adjusted",get:function(){return t.prototype.multiply.call(this,this.scalar)}}]),e}(ct),ht={},mt=function(){function t(e,n,r){var o=e.token.sortsBefore(n.token)?[e,n]:[n,e];this.liquidityToken=new tt(o[0].token.chainId,t.getAddress(o[0].token,o[1].token,r),18,"AXP","avaXwap"),this.tokenAmounts=o}t.getAddress=function(t,e,n){var r,o,i,u,a,c=t.sortsBefore(e)?[t,e]:[e,t];return void 0===(null===(r=ht)||void 0===r||null===(o=r[c[0].address])||void 0===o?void 0:o[c[1].address])&&(ht=R({},ht,((a={})[c[0].address]=R({},null===(i=ht)||void 0===i?void 0:i[c[0].address],((u={})[c[1].address]=s.getCreate2Address(w[n],f.keccak256(["bytes"],[f.pack(["address","address"],[c[0].address,c[1].address])]),g),u)),a))),ht[c[0].address][c[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,n){if(this.involvesToken(e.token)||a(!1),u.equal(this.reserve0.raw,k)||u.equal(this.reserve1.raw,k))throw new M;var r=this.reserveOf(e.token),o=this.reserveOf(e.token.equals(this.token0)?this.token1:this.token0),i=u.multiply(e.raw,P),s=u.multiply(i,o.raw),c=u.add(u.multiply(r.raw,U),i),d=new ft(e.token.equals(this.token0)?this.token1:this.token0,u.divide(s,c));if(u.equal(d.raw,k))throw new W;return[d,new t(r.add(e),o.subtract(d),n)]},e.getInputAmount=function(e,n){if(this.involvesToken(e.token)||a(!1),u.equal(this.reserve0.raw,k)||u.equal(this.reserve1.raw,k)||u.greaterThanOrEqual(e.raw,this.reserveOf(e.token).raw))throw new M;var r=this.reserveOf(e.token),o=this.reserveOf(e.token.equals(this.token0)?this.token1:this.token0),i=u.multiply(u.multiply(o.raw,e.raw),U),s=u.multiply(u.subtract(r.raw,e.raw),P),c=new 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l=u.multiply(e.raw,u.subtract(c,d)),f=u.add(u.multiply(c,b),d),p=u.divide(l,f);i=e.add(new ft(this.liquidityToken,p))}else i=e}}else i=e;return new ft(t,u.divide(u.multiply(n.raw,this.reserveOf(t).raw),i.raw))},E(t,[{key:"token0Price",get:function(){return new pt(this.token0,this.token1,this.tokenAmounts[0].raw,this.tokenAmounts[1].raw)}},{key:"token1Price",get:function(){return new pt(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}(),vt=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 tt&&t[0].involvesToken(e)||e===Z&&t[0].involvesToken(ot[t[0].chainId])||a(!1),void 0===n||n instanceof tt&&t[t.length-1].involvesToken(n)||n===Z&&t[t.length-1].involvesToken(ot[t[0].chainId])||a(!1);for(var r,o=[e instanceof tt?e:ot[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 d=c.equals(s.token0)?s.token1:s.token0;o.push(d)}this.pairs=t,this.path=o,this.midPrice=pt.fromRoute(this),this.input=e,this.output=null!=n?n:o[o.length-1]}return E(t,[{key:"chainId",get:function(){return this.pairs[0].chainId}}]),t}(),yt=new ct(q),wt=function(t){function e(){return t.apply(this,arguments)||this}N(e,t);var n=e.prototype;return n.toSignificant=function(t,e,n){return void 0===t&&(t=5),this.multiply(yt).toSignificant(t,e,n)},n.toFixed=function(t,e,n){return void 0===t&&(t=2),this.multiply(yt).toFixed(t,e,n)},e}(ct);function gt(t,e){return et(t.inputAmount.currency,e.inputAmount.currency)||a(!1),et(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 Tt(t,e){var n=gt(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 kt(t,e){return t instanceof ft?t:t.currency===Z?new ft(ot[e],t.raw):void a(!1)}function At(t,e){return t instanceof tt?t:t===Z?ot[e]:void a(!1)}var xt=function(){function t(t,e,n,r){var o,i,u,s=new Array(t.path.length),c=new Array(t.pairs.length);if(n===exports.TradeType.EXACT_INPUT){et(e.currency,t.input)||a(!1),s[0]=kt(e,t.chainId);for(var d=0;d<t.path.length-1;d++){var l=t.pairs[d].getOutputAmount(s[d],r),f=l[1];s[d+1]=l[0],c[d]=f}}else{et(e.currency,t.output)||a(!1),s[s.length-1]=kt(e,t.chainId);for(var p=t.path.length-1;p>0;p--){var h=t.pairs[p-1].getInputAmount(s[p],r),m=h[1];s[p-1]=h[0],c[p-1]=m}}this.route=t,this.tradeType=n,this.inputAmount=n===exports.TradeType.EXACT_INPUT?e:t.input===Z?lt.ether(s[0].raw):s[0],this.outputAmount=n===exports.TradeType.EXACT_OUTPUT?e:t.output===Z?lt.ether(s[s.length-1].raw):s[s.length-1],this.executionPrice=new pt(this.inputAmount.currency,this.outputAmount.currency,this.inputAmount.raw,this.outputAmount.raw),this.nextMidPrice=pt.fromRoute(new vt(c,t.input)),this.priceImpact=(o=this.outputAmount,u=(i=t.midPrice.raw.multiply(this.inputAmount.raw)).subtract(o.raw).divide(i),new wt(u.numerator,u.denominator)),this.chainId=r}t.exactIn=function(e,n,r){return new t(e,n,exports.TradeType.EXACT_INPUT,r)},t.exactOut=function(e,n,r){return new t(e,n,exports.TradeType.EXACT_OUTPUT,r)};var e=t.prototype;return e.minimumAmountOut=function(t){if(t.lessThan(k)&&a(!1),this.tradeType===exports.TradeType.EXACT_OUTPUT)return this.outputAmount;var e=new ct(A).add(t).invert().multiply(this.outputAmount.raw).quotient;return this.outputAmount instanceof ft?new ft(this.outputAmount.token,e):lt.ether(e)},e.maximumAmountIn=function(t){if(t.lessThan(k)&&a(!1),this.tradeType===exports.TradeType.EXACT_INPUT)return this.inputAmount;var e=new ct(A).add(t).multiply(this.inputAmount.raw).quotient;return this.inputAmount instanceof ft?new ft(this.inputAmount.token,e):lt.ether(e)},t.bestTradeExactIn=function(e,n,r,o,i,u,s){var c=void 0===o?{}:o,d=c.maxNumResults,l=void 0===d?3:d,f=c.maxHops,p=void 0===f?3:f;void 0===i&&(i=[]),void 0===u&&(u=n),void 0===s&&(s=[]),e.length>0||a(!1),p>0||a(!1),u===n||i.length>0||a(!1);var h=n instanceof ft?n.token.chainId:r instanceof tt?r.chainId:void 0;void 0===h&&a(!1);for(var m=kt(n,h),v=At(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(k)&&!w.reserve1.equalTo(k)){var g=void 0;try{g=w.getOutputAmount(m,h)[0]}catch(t){if(t.isInsufficientInputAmountError)continue;throw t}if(g.token.equals(v))z(s,new t(new vt([].concat(i,[w]),u.currency,r),u,exports.TradeType.EXACT_INPUT,h),l,Tt);else if(p>1&&e.length>1){var T=e.slice(0,y).concat(e.slice(y+1,e.length));t.bestTradeExactIn(T,g,r,{maxNumResults:l,maxHops:p-1},[].concat(i,[w]),u,s)}}}return s},t.bestTradeExactOut=function(e,n,r,o,i,u,s){var c=void 0===o?{}:o,d=c.maxNumResults,l=void 0===d?3:d,f=c.maxHops,p=void 0===f?3:f;void 0===i&&(i=[]),void 0===u&&(u=r),void 0===s&&(s=[]),e.length>0||a(!1),p>0||a(!1),u===r||i.length>0||a(!1);var h=r instanceof ft?r.token.chainId:n instanceof tt?n.chainId:void 0;void 0===h&&a(!1);for(var m=kt(r,h),v=At(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(k)&&!w.reserve1.equalTo(k)){var g=void 0;try{g=w.getInputAmount(m,h)[0]}catch(t){if(t.isInsufficientReservesError)continue;throw t}if(g.token.equals(v))z(s,new t(new vt([w].concat(i),n,u.currency),u,exports.TradeType.EXACT_OUTPUT,h),l,Tt);else if(p>1&&e.length>1){var T=e.slice(0,y).concat(e.slice(y+1,e.length));t.bestTradeExactOut(T,n,g,{maxNumResults:l,maxHops:p-1},[w].concat(i),u,s)}}}return s},t}();function It(t){return"0x"+t.raw.toString(16)}var bt=function(){function t(){}return t.swapCallParameters=function(t,e){var n=t.inputAmount.currency===Z,r=t.outputAmount.currency===Z;n&&r&&a(!1),!("ttl"in e)||e.ttl>0||a(!1);var o,i,u,s=Y(e.recipient),c=It(t.maximumAmountIn(e.allowedSlippage)),d=It(t.minimumAmountOut(e.allowedSlippage)),l=t.route.path.map((function(t){return t.address})),f="ttl"in e?"0x"+(Math.floor((new Date).getTime()/1e3)+e.ttl).toString(16):"0x"+e.deadline.toString(16),p=Boolean(e.feeOnTransfer);switch(t.tradeType){case exports.TradeType.EXACT_INPUT:n?(o=p?"swapExactAVAXForTokensSupportingFeeOnTransferTokens":"swapExactAVAXForTokens",i=[d,l,s,f],u=c):r?(o=p?"swapExactTokensForAVAXSupportingFeeOnTransferTokens":"swapExactTokensForAVAX",i=[c,d,l,s,f],u="0x0"):(o=p?"swapExactTokensForTokensSupportingFeeOnTransferTokens":"swapExactTokensForTokens",i=[c,d,l,s,f],u="0x0");break;case exports.TradeType.EXACT_OUTPUT:p&&a(!1),n?(o="swapAVAXForExactTokens",i=[d,l,s,f],u=c):r?(o="swapTokensForExactAVAX",i=[d,c,l,s,f],u="0x0"):(o="swapTokensForExactTokens",i=[d,c,l,s,f],u="0x0")}return{methodName:o,args:i,value:u}},t}(),Ot=[{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"}],qt={},Pt=function(){function t(){}return t.fetchTokenData=function(t,e,n,r,o){try{var i,u,a=function(n){return new tt(t,e,n,r,o)};void 0===n&&(n=m.getDefaultProvider(h.getNetwork(t)));var s="number"==typeof(null===(i=qt)||void 0===i||null===(u=i[t])||void 0===u?void 0:u[e]);return Promise.resolve(s?a(qt[t][e]):Promise.resolve(new p.Contract(e,Ot,n).decimals().then((function(n){var r,o,i;return qt=R({},qt,((i={})[t]=R({},null===(r=qt)||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=mt.getAddress(t,e,t.chainId);return Promise.resolve(new p.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 mt(new ft(t,i[0]),new ft(e,i[1]),t.chainId)}))}catch(t){return Promise.reject(t)}},t}();exports.JSBI=u,exports.CAVAX=Z,exports.Currency=K,exports.CurrencyAmount=lt,exports.FACTORY_ADDRESS=w,exports.Fetcher=Pt,exports.Fraction=ct,exports.INIT_CODE_HASH=g,exports.InsufficientInputAmountError=W,exports.InsufficientReservesError=M,exports.MINIMUM_LIQUIDITY=T,exports.Pair=mt,exports.Percent=wt,exports.Price=pt,exports.Route=vt,exports.Router=bt,exports.Token=tt,exports.TokenAmount=ft,exports.Trade=xt,exports.WAVAX=ot,exports.currencyEquals=et,exports.inputOutputComparator=gt,exports.tradeComparator=Tt;
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