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material copyright ESRI, All Rights Reserved, unless otherwise specified.\nSee https://js.arcgis.com/4.23/esri/copyright.txt for details.\n*/\nconst n=/^\\s*\"([\\S\\s]*)\"\\s*$/,t=/\"\"/g,e=\"\\n\",o=[\",\",\" \",\";\",\"|\",\"\\t\"];function*c(n,t,e){let o=0;for(;o<=n.length;){const c=n.indexOf(t,o),i=n.substring(o,c>-1?c:void 0);o+=i.length+t.length,e&&!i.trim()||(yield i)}}function i(n){const t=n.includes(\"\\r\\n\")?\"\\r\\n\":e;return c(n,t,!0)}function r(n,t){return c(n,t,!1)}function f(n){const t=n.trim();let e=0,c=\"\";for(const i of o){const n=t.split(i).length;n>e&&(e=n,c=i)}return\"\"===c?null:c}function*l(o,c,i,f=(()=>Object.create(null))){let l=\"\",u=\"\",d=0,g=f(),x=0;n:for(const h of o){const o=r(h,i);for(const e of o)if(l+=u+e,u=\"\",d+=s(e),d%2==0){if(d>0){const e=n.exec(l);if(!e){g=f(),x=0,l=\"\",d=0;continue n}g[c[x]]=e[1].replace(t,'\"'),x++}else g[c[x]]=l,x++;l=\"\",d=0}else u=i;0===d?(yield g,g=f(),x=0):u=e}}function s(n){let t=0,e=0;for(e=n.indexOf('\"',e);e>=0;)t++,e=n.indexOf('\"',e+1);return t}export{f as inferDelimiter,l as parseRows,r as readRowParts,i as readRows};\n","/*\nAll material copyright ESRI, All Rights Reserved, unless otherwise specified.\nSee https://js.arcgis.com/4.23/esri/copyright.txt for details.\n*/\nimport\"../../../../geometry.js\";import e from\"../../../../request.js\";import t from\"../../../../core/Error.js\";import i from\"../../../../core/Logger.js\";import{_parseInfo as n}from\"../../../../core/number.js\";import{createTask as r,isAbortError as s}from\"../../../../core/promiseUtils.js\";import{urlToObject as o,getFilename as a}from\"../../../../core/urlUtils.js\";import{projectMany as l}from\"../../../../geometry/projection.js\";import{jsonAdapter as u}from\"../../../../geometry/geometryAdapters/json.js\";import{equals as d,isWebMercator as c,WGS84 as m}from\"../../../../geometry/support/spatialReferenceUtils.js\";import{lngLatToXY as 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e;null==(e=this._queryEngine)||e.destroy(),this._queryEngine=null}async load(e,t={}){var i;this.loadOptions=e;const[n]=await Promise.all([this._fetch(t.signal),this._checkProjection(null==e||null==(i=e.parsingOptions)?void 0:i.spatialReference)]),r=D(n,e);this.locationInfo=r.locationInfo,this.delimiter=r.delimiter,this._queryEngine=this._createQueryEngine(r);const s=await this._createFeatures(n);if(this._queryEngine.featureStore.addMany(s),r.layerDefinition.extent=this._queryEngine.fullExtent,r.layerDefinition.timeInfo){const{start:e,end:t}=this._queryEngine.timeExtent;r.layerDefinition.timeInfo.timeExtent=[e,t]}return r}async applyEdits(){throw new t(\"csv-layer:editing-not-supported\",\"applyEdits() is not supported on CSVLayer\")}async queryFeatures(e={},t={}){return await this._waitSnapshotComplete(),this._queryEngine.executeQuery(e,t.signal)}async queryFeatureCount(e={},t={}){return await this._waitSnapshotComplete(),this._queryEngine.executeQueryForCount(e,t.signal)}async queryObjectIds(e={},t={}){return await this._waitSnapshotComplete(),this._queryEngine.executeQueryForIds(e,t.signal)}async queryExtent(e={},t={}){return await this._waitSnapshotComplete(),this._queryEngine.executeQueryForExtent(e,t.signal)}async querySnapping(e,t={}){return await this._waitSnapshotComplete(),this._queryEngine.executeQueryForSnapping(e,t.signal)}async refresh(e){var n;return this.loadOptions.customParameters=e,null==(n=this._snapshotTask)||n.abort(),this._snapshotTask=r(this._snapshotFeatures),this._snapshotTask.promise.then((e=>{this._queryEngine.featureStore.clear(),e&&this._queryEngine.featureStore.addMany(e)}),(e=>{this._queryEngine.featureStore.clear(),s(e)||i.getLogger(\"esri.layers.CSVLayer\").error(new t(\"csv-layer:refresh\",\"An error occurred during refresh\",{error:e}))})),await this._waitSnapshotComplete(),{extent:this._queryEngine.fullExtent,timeExtent:this._queryEngine.timeExtent}}async _waitSnapshotComplete(){if(this._snapshotTask&&!this._snapshotTask.finished){try{await this._snapshotTask.promise}catch{}return this._waitSnapshotComplete()}}async _fetch(i){const{url:n,customParameters:r}=this.loadOptions;if(!n)throw new t(\"csv-layer:invalid-source\",\"url not defined\");const s=o(n);return(await e(s.path,{query:{...s.query,...r},responseType:\"text\",signal:i})).data}_createQueryEngine(e){const{objectIdField:t,fields:i,extent:n,timeInfo:r}=e.layerDefinition,s=new h({geometryType:\"esriGeometryPoint\",hasM:!1,hasZ:!1});return new F({fields:i,geometryType:\"esriGeometryPoint\",hasM:!1,hasZ:!1,timeInfo:r,objectIdField:t,spatialReference:n.spatialReference||{wkid:4326},cacheSpatialQueries:!0,featureStore:s})}async _createFeatures(e){const{latitudeFieldName:t,longitudeFieldName:i}=this.locationInfo,{objectIdField:n,fieldsIndex:r,spatialReference:s}=this._queryEngine;let o=[];const a=[],m=r.fields.filter((e=>e.name!==n)).map((e=>e.name));let h=0;const g=_(e);g.next();const F={};for(const l of r.fields)if(\"esriFieldTypeOID\"!==l.type&&\"esriFieldTypeGlobalID\"!==l.type){const e=x(l);void 0!==e&&(F[l.name]=e)}const N=I(g,m,this.delimiter,w(F,n));for(const l of N){const e=this._parseCoordinateValue(l[t]),s=this._parseCoordinateValue(l[i]);if(null!=s&&null!=e&&!isNaN(e)&&!isNaN(s)){l[t]=e,l[i]=s;for(const e in l)if(e!==t&&e!==i)if(r.isDateField(e)){const t=new Date(l[e]);l[e]=L(t,l[e])?t.getTime():null}else if(r.isNumericField(e)){const t=M(l[e]);isNaN(t)?l[e]=null:l[e]=t}l[n]=h,h++,o.push(new v(s,e)),a.push(l)}}if(!d({wkid:4326},s))if(c(s))for(const l of o)[l.x,l.y]=f(l.x,l.y,q);else o=l(u,o,E.WGS84,s,null);const b=[];for(let l=0;l<o.length;l++){const{x:e,y:t}=o[l],i=a[l];i[n]=l+1,b.push(new p(new y([],[e,t]),i,null,i[n]))}return b}_parseCoordinateValue(e){if(null==e||\"\"===e)return null;let t=M(e);return(isNaN(t)||Math.abs(t)>181)&&(t=parseFloat(e)),t}async _checkProjection(e){try{await g(m,e)}catch{throw new t(\"csv-layer:projection-not-supported\",\"Projection not supported\")}}}function D(e,i){const n=i.parsingOptions||{},r={delimiter:n.delimiter,layerDefinition:null,locationInfo:{latitudeFieldName:n.latitudeField,longitudeFieldName:n.longitudeField}},s=_(e);let o=s.next().value;if(!o)throw new t(\"csv-layer:empty-csv\",\"CSV is empty\",{csv:e});if(o=o.trim(),!n.delimiter){const e=N(o);if(!e)throw new t(\"csv-layer:invalid-delimiter\",\"Unable to detect the delimiter from CSV\");r.delimiter=e}const l=o.split(r.delimiter).filter((e=>!!e)),u=r.layerDefinition={name:a(i.url,S)||\"csv\",drawingInfo:j,geometryType:\"esriGeometryPoint\",objectIdField:null,fields:[],timeInfo:n.timeInfo,extent:{xmin:Number.POSITIVE_INFINITY,ymin:Number.POSITIVE_INFINITY,xmax:Number.NEGATIVE_INFINITY,ymax:Number.NEGATIVE_INFINITY,spatialReference:n.spatialReference||{wkid:102100}}};if(!n.latitudeField||!n.longitudeField){const e=P(l);if(!n.longitudeField&&!e.longitudeFieldName||!n.latitudeField&&!e.latitudeFieldName)throw new t(\"csv-layer:location-fields-not-found\",\"Unable to identify latitude and longitude fields from the CSV file\");r.locationInfo={longitudeFieldName:n.longitudeField||e.longitudeFieldName,latitudeFieldName:n.latitudeField||e.latitudeFieldName}}const d=V(s,r.delimiter,l,r.locationInfo);if(n.fields&&n.fields.length){const e=new Map;for(const t of n.fields)e.set(t.name.toLowerCase(),t);for(const t of d){const i=e.get(t.name.toLowerCase());if(i){const e=t.name;Object.assign(t,i),t.name=e}}}u.fields=d;if(!u.fields.some((e=>\"esriFieldTypeOID\"===e.type&&(u.objectIdField=e.name,!0)))){const e={name:\"__OBJECTID\",alias:\"__OBJECTID\",type:\"esriFieldTypeOID\",editable:!1,nullable:!1};u.objectIdField=e.name,u.fields.unshift(e)}if(u.timeInfo){const e=new T(u.fields),t=u.timeInfo;if(t.startTimeField){const i=e.get(t.startTimeField);i?(t.startTimeField=i.name,i.type=\"esriFieldTypeDate\"):t.startTimeField=null}if(t.endTimeField){const i=e.get(t.endTimeField);i?(t.endTimeField=i.name,i.type=\"esriFieldTypeDate\"):t.endTimeField=null}if(t.trackIdField){const i=e.get(t.trackIdField);t.trackIdField=i?i.name:null}t.startTimeField||t.endTimeField||(u.timeInfo=null)}return r}const O=[\"lat\",\"latitude\",\"latitude83\",\"latdecdeg\",\"lat_dd\",\"y\",\"ycenter\",\"point-y\"],k=[\"lon\",\"lng\",\"long\",\"longitude\",\"longitude83\",\"longdecdeg\",\"long_dd\",\"x\",\"xcenter\",\"point-x\"];function P(e){const t=e.map((e=>e.toLowerCase()));return{longitudeFieldName:e[t.indexOf(k.find((e=>t.includes(e))))],latitudeFieldName:e[t.indexOf(O.find((e=>t.includes(e))))]}}function V(e,t,i,n){const r=[],s=I(e,i,t),o=[];for(const a of s){if(10===o.length)break;o.push(a)}for(const a of i)if(a===n.longitudeFieldName||a===n.latitudeFieldName)r.push({name:a,type:\"esriFieldTypeDouble\",alias:a});else{const e=R(o.map((e=>e[a]))),t={name:a,type:null,alias:a};switch(e){case\"integer\":t.type=\"esriFieldTypeInteger\";break;case\"double\":t.type=\"esriFieldTypeDouble\";break;case\"date\":t.type=\"esriFieldTypeDate\",t.length=36;break;default:t.type=\"esriFieldTypeString\",t.length=255}r.push(t)}return r}function R(e){if(!e.length)return\"string\";const t=/[^+-.,0-9]/;return e.map((e=>{let i=!1;if(\"\"!==e){if(t.test(e))i=!0;else{let t=M(e);if(!isNaN(t))return/[.,]/.test(e)||!Number.isInteger(t)||t>214783647||t<-214783648?\"double\":\"integer\";if(-1===e.indexOf(\"E\"))i=!0;else{if(t=Number(e),!isNaN(t))return\"double\";if(-1===e.indexOf(\",\"))i=!0;else{if(e=e.replace(\",\",\".\"),t=Number(e),!isNaN(t))return\"double\";i=!0}}}if(i){if(!/^[-]?\\d*[.,]?\\d*$/.test(e)){return L(new Date(e),e)?\"date\":\"string\"}return\"string\"}return\"string\"}})).reduce(((e,t)=>void 0===e||e===t?t:\"string\"===e||\"string\"===t?\"string\":\"double\"===e||\"double\"===t?\"double\":void 0))}const G=/^((jan(uary)?)|(feb(ruary)?)|(mar(ch)?)|(apr(il)?)|(may)|(jun(e)?)|(jul(y)?)|(aug(ust)?)|(sep(tember)?)|(oct(ober)?)|(nov(ember)?)|(dec(ember)?)|(am)|(pm)|(gmt)|(utc))$/i,Q=Number.isNaN(new Date(\"technology 10\").getTime());function L(e,t){if(!e||\"[object Date]\"!==Object.prototype.toString.call(e)||isNaN(e.getTime()))return!1;let i=!0;if(!Q&&/\\d+\\W*$/.test(t)){const e=t.match(/[a-zA-Z]{2,}/);if(e){let t=!1,n=0;for(;!t&&n<=e.length;)t=!G.test(e[n]),n++;i=!t}}return i}const M=function(){const e=n(),t=new RegExp(\"^\"+e.regexp+\"$\"),i=new RegExp(\"[\"+e.group+\"\\\\s\\\\xa0]\",\"g\"),r=e.factor;return function(n){const s=t.exec(n);if(e.factor=r,!s)return NaN;let o=s[1];if(!s[1]){if(!s[2])return NaN;o=s[2],e.factor*=-1}return o=o.replace(i,\"\").replace(e.decimal,\".\"),+o*e.factor}}();export{C as default,R as inferFieldType,V as inferFields,P as inferLocationInfo};\n"],"sourceRoot":""}