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r=0,t=0,e=0,n="",o={},i=function(r){n+=String.fromCharCode(a(63&r))},a=function(r){if(r<0);else{if(r<26)return 65+r;if(r<52)return r-26+97;if(r<62)return r-52+48;if(62==r)return 43;if(63==r)return 47}throw new Error("n:"+r)};return o.writeByte=function(n){r=r<<8|255&n,t+=8,e+=1;while(t>=6)i(r>>>t-6),t-=6},o.flush=function(){if(t>0&&(i(r<<6-t),r=0,t=0),e%3!=0)for(var o=3-e%3,a=0;a<o;a+=1)n+="="},o.toString=function(){return n},o},y=function(r){var t=r,e=0,n=0,o=0,i={read:function(){while(o<8){if(e>=t.length){if(0==o)return-1;throw new Error("unexpected end of file./"+o)}var r=t.charAt(e);if(e+=1,"="==r)return o=0,-1;r.match(/^\s$/)||(n=n<<6|a(r.charCodeAt(0)),o+=6)}var i=n>>>o-8&255;return o-=8,i}},a=function(r){if(65<=r&&r<=90)return r-65;if(97<=r&&r<=122)return r-97+26;if(48<=r&&r<=57)return r-48+52;if(43==r)return 62;if(47==r)return 63;throw new Error("c:"+r)};return i},p=function(r,t){var e=r,n=t,o=new Array(r*t),i={setPixel:function(r,t,n){o[t*e+r]=n},write:function(r){r.writeString("GIF87a"),r.writeShort(e),r.writeShort(n),r.writeByte(128),r.writeByte(0),r.writeByte(0),r.writeByte(0),r.writeByte(0),r.writeByte(0),r.writeByte(255),r.writeByte(255),r.writeByte(255),r.writeString(","),r.writeShort(0),r.writeShort(0),r.writeShort(e),r.writeShort(n),r.writeByte(0);var t=2,o=u(t);r.writeByte(t);var i=0;while(o.length-i>255)r.writeByte(255),r.writeBytes(o,i,255),i+=255;r.writeByte(o.length-i),r.writeBytes(o,i,o.length-i),r.writeByte(0),r.writeString(";")}},a=function(r){var t=r,e=0,n=0,o={write:function(r,o){if(r>>>o!=0)throw new Error("length over");while(e+o>=8)t.writeByte(255&(r<<e|n)),o-=8-e,r>>>=8-e,n=0,e=0;n|=r<<e,e+=o},flush:function(){e>0&&t.writeByte(n)}};return o},u=function(r){for(var t=1<<r,e=1+(1<<r),n=r+1,i=f(),u=0;u<t;u+=1)i.add(String.fromCharCode(u));i.add(String.fromCharCode(t)),i.add(String.fromCharCode(e));var g=v(),c=a(g);c.write(t,n);var h=0,l=String.fromCharCode(o[h]);h+=1;while(h<o.length){var s=String.fromCharCode(o[h]);h+=1,i.contains(l+s)?l+=s:(c.write(i.indexOf(l),n),i.size()<4095&&(i.size()==1<<n&&(n+=1),i.add(l+s)),l=s)}return c.write(i.indexOf(l),n),c.write(e,n),c.flush(),g.toByteArray()},f=function(){var r={},t=0,e={add:function(n){if(e.contains(n))throw new Error("dup key:"+n);r[n]=t,t+=1},size:function(){return t},indexOf:function(t){return r[t]},contains:function(t){return"undefined"!=typeof r[t]}};return e};return i},A=function(r,t,e,n){for(var o=p(r,t),i=0;i<t;i+=1)for(var a=0;a<r;a+=1)o.setPixel(a,i,e(a,i));var u=v();o.write(u);for(var f=d(),g=u.toByteArray(),c=0;c<g.length;c+=1)f.writeByte(g[c]);f.flush();var h="";return h+="data:image/gif;base64,",h+=f,h},B=function(r,t){t=t||{};var e,n=t.typeNumber||4,a=t.errorCorrectLevel||"M",u=t.size||500;try{e=i(n,a||"M"),e.addData(r),e.make()}catch(c){if(n>=40)throw new Error("Text too long to encode");return gen(r,{size:u,errorCorrectLevel:a,typeNumber:n+1})}var f=(0,o.default)(u/e.getModuleCount()),g=(0,o.default)((u-e.getModuleCount()*f)/2);return e.createImgTag(f,g,u)};r.exports={createQrCodeImg:B}}}]);