graphql.min.js

(function(){function __extend(){var extended={},deep=false,i=0,length=arguments.length;if(Object.prototype.toString.call(arguments[0])=="[object Boolean]"){deep=arguments[0];i++}var merge=function(obj){for(var prop in obj){if(Object.prototype.hasOwnProperty.call(obj,prop)){if(deep&&Object.prototype.toString.call(obj[prop])=="[object Object]"){extended[prop]=__extend(true,extended[prop],obj[prop])}else{extended[prop]=obj[prop]}}}};for(;i<length;i++){var obj=arguments[i];merge(obj)}return extended}function __unique(array){return array.filter(function onlyUnique(value,index,self){return self.indexOf(value)===index})}function __request(method,url,headers,data,asJson,onRequestError,callback){if(!url){return}if(asJson){var body=JSON.stringify({query:data.query,variables:data.variables})}else{var body="query="+encodeURIComponent(data.query)+"&variables="+encodeURIComponent(JSON.stringify(data.variables))}if(typeof XMLHttpRequest!="undefined"){var xhr=new XMLHttpRequest;xhr.open(method,url,true);xhr.setRequestHeader("Content-Type",asJson?"application/json":"application/x-www-form-urlencoded");xhr.setRequestHeader("Accept","application/json");for(var key in headers){xhr.setRequestHeader(key,headers[key])}xhr.onerror=function(){callback(xhr,xhr.status)};xhr.onload=function(){try{callback(JSON.parse(xhr.responseText),xhr.status)}catch(e){callback(xhr,xhr.status)}};xhr.send(body)}else if(typeof require=="function"){var http=require("http"),https=require("https"),URL=require("url"),uri=URL.parse(url);var req=(uri.protocol==="https:"?https:http).request({protocol:uri.protocol,hostname:uri.hostname,port:uri.port,path:uri.path,method:"POST",headers:__extend({"Content-type":asJson?"application/json":"application/x-www-form-urlencoded",Accept:"application/json"},headers)},function(response){var str="";response.setEncoding("utf8");response.on("data",function(chunk){str+=chunk});response.on("end",function(){callback(JSON.parse(str),response.statusCode)})});if(typeof onRequestError==="function"){req.on("error",function(err){onRequestError(err)})}req.write(body);req.end()}}function __isTagCall(strings){return Object.prototype.toString.call(strings)=="[object Array]"&&strings.raw}function GraphQLClient(url,options){if(!(this instanceof GraphQLClient)){var client=new GraphQLClient(url,options,true);var _lazy=client._sender;for(var m in client){if(typeof client[m]=="function"){_lazy[m]=client[m].bind(client);if(client[m].declare)_lazy[m].declare=client[m].declare.bind(client);if(client[m].run)_lazy[m].run=client[m].run.bind(client)}}return _lazy}else if(arguments[2]!==true){throw new Error("You cannot create GraphQLClient instance. Please call GraphQLClient as function.")}if(!options)options={};if(!options.fragments)options.fragments={};this.url=url;this.options=options||{};this._fragments=this.buildFragments(options.fragments);this._sender=this.createSenderFunction();this.createHelpers(this._sender)}FRAGMENT_SEPERATOR="_";GraphQLClient.AUTODECLARE_PATTERN=/\(@autodeclare\)|\(@autotype\)/;GraphQLClient.FRAGMENT_PATTERN=/\.\.\.\s*([A-Za-z0-9\.\_]+)/g;GraphQLClient.prototype.flatten=function(object){var prefix=arguments[1]||"",out=arguments[2]||{},name;for(name in object){if(object.hasOwnProperty(name)){typeof object[name]=="object"?this.flatten(object[name],prefix+name+FRAGMENT_SEPERATOR,out):out[prefix+name]=object[name]}}return out};GraphQLClient.prototype.setUrl=function(url){this.url=url;return this.url};GraphQLClient.prototype.getUrl=function(){return this.url};GraphQLClient.prototype.fragmentPath=function(fragments,path){var getter=new Function("fragments","return fragments."+path.replace(/\./g,FRAGMENT_SEPERATOR));var obj=getter(fragments);if(path!="on"&&(!obj||typeof obj!="string")){throw new Error("Fragment "+path+" not found")}return obj};GraphQLClient.prototype.collectFragments=function(query,fragments){var that=this;var fragmentRegexp=GraphQLClient.FRAGMENT_PATTERN;var collectedFragments=[];(query.match(fragmentRegexp)||[]).forEach(function(fragment){var path=fragment.replace(fragmentRegexp,function(_,$m){return $m});var fragment=that.fragmentPath(fragments,path);if(fragment){var pathRegexp=new RegExp(fragmentRegexp.source.replace(/\((.*)\)/,path));if(fragment.match(pathRegexp)){throw new Error("Recursive fragment usage detected on "+path+".")}collectedFragments.push(fragment);var alreadyCollectedFragments=collectedFragments.filter(function(alreadyCollected){return alreadyCollected.match(new RegExp("fragment "+path))});if(alreadyCollectedFragments.length>0&&fragmentRegexp.test(fragment)){that.collectFragments(fragment,fragments).forEach(function(fragment){collectedFragments.unshift(fragment)})}}});return __unique(collectedFragments)};GraphQLClient.prototype.processQuery=function(query,fragments){if(typeof query=="object"&&query.hasOwnProperty("kind")&&query.hasOwnProperty("definitions")){throw new Error("Do not use graphql AST to send requests. Please generate query as string first using `graphql.print(query)`")}var fragmentRegexp=GraphQLClient.FRAGMENT_PATTERN;var collectedFragments=this.collectFragments(query,fragments);query=query.replace(fragmentRegexp,function(_,$m){return"... "+$m.split(".").join(FRAGMENT_SEPERATOR)});return[query].concat(collectedFragments.filter(function(fragment){return!query.match(fragment)})).join("\n")};GraphQLClient.prototype.autoDeclare=function(query,variables){var that=this;var typeMap={string:"String",number:function(value){return value%1===0?"Int":"Float"},boolean:"Boolean"};return query.replace(GraphQLClient.AUTODECLARE_PATTERN,function(){var types=[];for(var key in variables){var value=variables[key];var keyAndType=key.split("!");var mapping=typeMap[typeof value];var mappedType=typeof mapping==="function"?mapping(value):mapping;if(!key.match("!")&&keyAndType[0].match(/_?id/i)){mappedType="ID"}var type=keyAndType[1]||mappedType;if(type){types.push("$"+keyAndType[0]+": "+type+"!")}}types=types.join(", ");return types?"("+types+")":""})};GraphQLClient.prototype.cleanAutoDeclareAnnotations=function(variables){if(!variables)variables={};var newVariables={};for(var key in variables){var value=variables[key];var keyAndType=key.split("!");newVariables[keyAndType[0]]=value}return newVariables};GraphQLClient.prototype.buildFragments=function(fragments){var that=this;fragments=this.flatten(fragments||{});var fragmentObject={};for(var name in fragments){var fragment=fragments[name];if(typeof fragment=="object"){fragmentObject[name]=that.buildFragments(fragment)}else{fragmentObject[name]="\nfragment "+name+" "+fragment}}return fragmentObject};GraphQLClient.prototype.buildQuery=function(query,variables){return this.autoDeclare(this.processQuery(query,this._fragments),variables)};GraphQLClient.prototype.createSenderFunction=function(){var that=this;return function(query){if(__isTagCall(query)){return that.run(that.ql.apply(that,arguments))}var caller=function(variables,requestOptions){if(!requestOptions)requestOptions={};if(!variables)variables={};var fragmentedQuery=that.buildQuery(query,variables);headers=__extend(that.options.headers||{},requestOptions.headers||{});return new Promise(function(resolve,reject){__request(that.options.method||"post",that.getUrl(),headers,{query:fragmentedQuery,variables:that.cleanAutoDeclareAnnotations(variables)},!!that.options.asJSON,that.options.onRequestError,function(response,status){if(status==200){if(response.errors){reject(response.errors)}else if(response.data){resolve(response.data)}else{resolve(response)}}else{reject(response)}})})};if(arguments.length>1){return caller.apply(null,Array.prototype.slice.call(arguments,1))}return caller}};GraphQLClient.prototype.createHelpers=function(sender){var that=this;function helper(query){if(__isTagCall(query)){that.__prefix=this.prefix;that.__suffix=this.suffix;var result=that.run(that.ql.apply(that,arguments));that.__prefix="";that.__suffix="";return result}var caller=sender(this.prefix+" "+query+" "+this.suffix);if(arguments.length>1&&arguments[1]!=null){return caller.apply(null,Array.prototype.slice.call(arguments,1))}else{return caller}}var helpers=[{method:"mutate",type:"mutation"},{method:"query",type:"query"},{method:"subscribe",type:"subscription"}];helpers.forEach(function(m){that[m.method]=function(query,variables,options){if(that.options.alwaysAutodeclare===true||options&&options.declare===true){return helper.call({prefix:m.type+" (@autodeclare) {",suffix:"}"},query,variables)}else{return helper.call({prefix:m.type,suffix:""},query,variables)}};that[m.method].run=function(query,options){return that[m.method](query,options)({})}});this.run=function(query){return sender(query,{})}};GraphQLClient.prototype.fragments=function(){return this._fragments};GraphQLClient.prototype.getOptions=function(){return this.options||{}};GraphQLClient.prototype.headers=function(newHeaders){return this.options.headers=__extend(this.options.headers,newHeaders)};GraphQLClient.prototype.fragment=function(fragment){if(typeof fragment=="string"){var _fragment=this._fragments[fragment.replace(/\./g,FRAGMENT_SEPERATOR)];if(!_fragment){throw"Fragment "+fragment+" not found!"}return _fragment.trim()}else{this.options.fragments=__extend(true,this.options.fragments,fragment);this._fragments=this.buildFragments(this.options.fragments);return this._fragments}};GraphQLClient.prototype.ql=function(strings){var that=this;fragments=Array.prototype.slice.call(arguments,1);fragments=fragments.map(function(fragment){if(typeof fragment=="string"){return fragment.match(/fragment\s+([^\s]*)\s/)[1]}});var query=typeof strings=="string"?strings:strings.reduce(function(acc,seg,i){return acc+fragments[i-1]+seg});query=this.buildQuery(query);query=((this.__prefix||"")+" "+query+" "+(this.__suffix||"")).trim();return query};(function(root,factory){if(typeof define==="function"&&define.amd){define(function(){return root.graphql=factory(GraphQLClient)})}else if(typeof module==="object"&&module.exports){module.exports=factory(root.GraphQLClient)}else{root.graphql=factory(root.GraphQLClient)}})(this,function(){return GraphQLClient})})();