/**
@license
Copyright (c) 2015 The Polymer Project Authors. All rights reserved.
This code may only be used under the BSD style license found at
http://polymer.github.io/LICENSE.txt The complete set of authors may be found at
http://polymer.github.io/AUTHORS.txt The complete set of contributors may be
found at http://polymer.github.io/CONTRIBUTORS.txt Code distributed by Google as
part of the polymer project is also subject to an additional IP rights grant
found at http://polymer.github.io/PATENTS.txt
*/
import"./iron-request.js";import{Polymer as e}from"../polymer/lib/legacy/polymer-fn.js";import{Base as t}from"../polymer/polymer-legacy.js";e({is:"iron-ajax",hostAttributes:{hidden:!0},properties:{url:{type:String},params:{type:Object,value:function(){return{}}},method:{type:String,value:"GET"},headers:{type:Object,value:function(){return{}}},contentType:{type:String,value:null},body:{type:Object,value:null},sync:{type:Boolean,value:!1},handleAs:{type:String,value:"json"},withCredentials:{type:Boolean,value:!1},timeout:{type:Number,value:0},auto:{type:Boolean,value:!1},verbose:{type:Boolean,value:!1},lastRequest:{type:Object,notify:!0,readOnly:!0},lastProgress:{type:Object,notify:!0,readOnly:!0},loading:{type:Boolean,notify:!0,readOnly:!0},lastResponse:{type:Object,notify:!0,readOnly:!0},lastError:{type:Object,notify:!0,readOnly:!0},activeRequests:{type:Array,notify:!0,readOnly:!0,value:function(){return[]}},debounceDuration:{type:Number,value:0,notify:!0},jsonPrefix:{type:String,value:""},bubbles:{type:Boolean,value:!1},rejectWithRequest:{type:Boolean,value:!1},_boundHandleResponse:{type:Function,value:function(){return this._handleResponse.bind(this)}}},observers:["_requestOptionsChanged(url, method, params.*, headers, contentType, body, sync, handleAs, jsonPrefix, withCredentials, timeout, auto)"],created:function(){this._boundOnProgressChanged=this._onProgressChanged.bind(this)},get queryString(){var e,t,s=[];for(e in this.params)if(t=this.params[e],e=window.encodeURIComponent(e),Array.isArray(t))for(var r=0;r<t.length;r++)s.push(e+"="+window.encodeURIComponent(t[r]));else null!==t?s.push(e+"="+window.encodeURIComponent(t)):s.push(e);return s.join("&")},get requestUrl(){var e=this.queryString,t=this.url||"";if(e){var s=t.indexOf("?")>=0?"&":"?";return t+s+e}return t},get requestHeaders(){var e,t={},s=this.contentType;if(null==s&&"string"==typeof this.body&&(s="application/x-www-form-urlencoded"),s&&(t["content-type"]=s),"object"==typeof this.headers)for(e in this.headers)t[e]=this.headers[e].toString();return t},_onProgressChanged:function(e){this._setLastProgress(e.detail.value)},toRequestOptions:function(){return{url:this.requestUrl||"",method:this.method,headers:this.requestHeaders,body:this.body,async:!this.sync,handleAs:this.handleAs,jsonPrefix:this.jsonPrefix,withCredentials:this.withCredentials,timeout:this.timeout,rejectWithRequest:this.rejectWithRequest}},generateRequest:function(){var e=document.createElement("iron-request"),t=this.toRequestOptions();return this.push("activeRequests",e),e.completes.then(this._boundHandleResponse).catch(this._handleError.bind(this,e)).then(this._discardRequest.bind(this,e)),this.fire("iron-ajax-presend",{request:e,options:t},{bubbles:this.bubbles,cancelable:!0}).defaultPrevented?(e.abort(),e.rejectCompletes(e),e):(this.lastRequest&&this.lastRequest.removeEventListener("iron-request-progress-changed",this._boundOnProgressChanged),e.addEventListener("iron-request-progress-changed",this._boundOnProgressChanged),e.send(t),this._setLastProgress(null),this._setLastRequest(e),this._setLoading(!0),this.fire("request",{request:e,options:t},{bubbles:this.bubbles,composed:!0}),this.fire("iron-ajax-request",{request:e,options:t},{bubbles:this.bubbles,composed:!0}),e)},_handleResponse:function(e){e===this.lastRequest&&(this._setLastResponse(e.response),this._setLastError(null),this._setLoading(!1)),this.fire("response",e,{bubbles:this.bubbles,composed:!0}),this.fire("iron-ajax-response",e,{bubbles:this.bubbles,composed:!0})},_handleError:function(e,s){this.verbose&&t._error(s),e===this.lastRequest&&(this._setLastError({request:e,error:s,status:e.xhr.status,statusText:e.xhr.statusText,response:e.xhr.response}),this._setLastResponse(null),this._setLoading(!1)),this.fire("iron-ajax-error",{request:e,error:s},{bubbles:this.bubbles,composed:!0}),this.fire("error",{request:e,error:s},{bubbles:this.bubbles,composed:!0})},_discardRequest:function(e){var t=this.activeRequests.indexOf(e);t>-1&&this.splice("activeRequests",t,1)},_requestOptionsChanged:function(){this.debounce("generate-request",(function(){null!=this.url&&this.auto&&this.generateRequest()}),this.debounceDuration)}});