pwaLUPMIS2/dist/assets/analysis-modal-JQJvdOxz.js

import{_ as de}from"./geotiff-BaoeLn6q.js";import{M as pe}from"./bootstrap-D1-uvFxm.js";import{ax as ye}from"./openlayers-J9qS6Th1.js";import{i as X,f as j,a as fe,b as me,c as he,d as ge,e as be,g as we}from"./turf-B-0GbNlN.js";import{s as F}from"./index-9k1yuCxX.js";import"./pako-Xa-UToif.js";import"./ol-ext-C5frl4dY.js";import"./shpjs-Doisr2ug.js";const Q=4e5,ve=new ye;function $(e,n="EPSG:3857"){const o=[];for(const s of e||[]){if(!(s.getGeometry&&s.getGeometry()))continue;const a=ve.writeFeatureObject(s,{dataProjection:"EPSG:4326",featureProjection:n});a&&a.geometry&&o.push(a)}return o}function N(e){const n=e&&e.geometry;if(!n||!n.coordinates)return null;let o=1/0,s=1/0,r=-1/0,a=-1/0;const c=l=>{if(typeof l[0]=="number"){l[0]<o&&(o=l[0]),l[0]>r&&(r=l[0]),l[1]<s&&(s=l[1]),l[1]>a&&(a=l[1]);return}for(const i of l)c(i)};return c(n.coordinates),Number.isFinite(o)?[o,s,r,a]:null}function D(e,n){return!e||!n?!1:!(e[2]<n[0]||n[2]<e[0]||e[3]<n[1]||n[3]<e[1])}function xe(e,n,o){return e?n>=e[0]&&n<=e[2]&&o>=e[1]&&o<=e[3]:!1}function _(e,n,o){if(e.length>0||n.length===0)return;const s=[...new Set(n.map(a=>a?.geometry?.type).filter(Boolean))],r=s.length?s.join(", "):"no geometry";throw new Error(`${o} contains no polygons (found ${r}). Overlay operations work on polygon layers only — line layers such as contours or roads cannot be used here. To summarise a line layer per zone, use Zonal statistics instead.`)}function I(e){return(e||[]).filter(n=>{const o=n?.geometry?.type;return o==="Polygon"||o==="MultiPolygon"})}function Be(e,n,o="b_"){const s={...e||{}};for(const[r,a]of Object.entries(n||{}))s[Object.prototype.hasOwnProperty.call(s,r)?`${o}${r}`:r]=a;return s}function z(e){return{type:"FeatureCollection",features:e}}function ee(e,n,o={}){const{keepBAttributes:s=!0}=o,r=$(e),a=$(n),c=I(r),l=I(a);_(c,r,"Layer A"),_(l,a,"Layer B");const i=l.map(N);let u=0;const f=[];for(const d of c){const y=N(d);for(let m=0;m<l.length;m++){if(!D(y,i[m]))continue;if(++u>Q)throw te(u);let p=null;try{p=me(j([d,l[m]]))}catch{p=null}!p||!p.geometry||(p.properties=s?Be(d.properties,l[m].properties):{...d.properties||{}},f.push(p))}}return z(f)}function Ee(e,n,o={}){return ee(e,n,{...o,keepBAttributes:!1})}function Le(e,n){const o=$(e),s=$(n),r=I(o),a=I(s);_(r,o,"Layer A"),_(a,s,"Layer B");const c=a.map(N);let l=0;const i=[];for(const u of r){const f=N(u);let d=u;for(let y=0;y<a.length&&d;y++)if(D(f,c[y])){if(++l>Q)throw te(l);try{const m=fe(j([d,a[y]]));d=m&&m.geometry?m:null}catch{}}d&&d.geometry&&(d.properties={...u.properties||{}},i.push(d))}return z(i)}function Ae(e,n=[]){const o=$(e),s=$(n),r=I(o),a=I(s);_(r,o,"Layer A"),_(a,s,"Layer B");const c=[...r,...a];if(c.length===0)return z([]);if(c.length===1)return z([c[0]]);let l=null;try{l=X(j(c))}catch{l=c[0];for(let i=1;i<c.length;i++)try{const u=X(j([l,c[i]]));u&&u.geometry&&(l=u)}catch{}}return!l||!l.geometry?z([]):(l.properties={parts:c.length},z([l]))}function te(e){return new Error(`This overlay has more than ${e.toLocaleString()} genuinely overlapping feature pairs, which is too much to run in the browser. Narrow the inputs using “Apply to” (current map view or selected features), or run it server-side.`)}const G=[{key:"intersect",label:"Intersect",needsB:!0,hint:"Keep the parts of layer A that fall inside layer B (attributes from both)."},{key:"clip",label:"Clip",needsB:!0,hint:"Cut layer A to the boundary of layer B (keeps only A’s attributes)."},{key:"difference",label:"Difference",needsB:!0,hint:"Keep the parts of layer A that fall outside layer B."},{key:"union",label:"Union / Dissolve",needsB:!1,hint:"Merge features into a single outline (optionally with a second layer)."}];function Se(e,n,o){switch(e){case"intersect":return ee(n,o);case"clip":return Ee(n,o);case"difference":return Le(n,o);case"union":return Ae(n,o);default:throw new Error(`Unknown overlay operation: ${e}`)}}const Y=4e5,Z=[{key:"centroid",label:"Centroid inside zone",hint:"Each feature is counted once, in the zone containing its centre."},{key:"intersects",label:"Any overlap with zone",hint:"A feature is counted in every zone it touches (may double-count)."}],R=[{key:"count",label:"Count",needsField:!1},{key:"sum",label:"Sum",needsField:!0},{key:"mean",label:"Mean",needsField:!0},{key:"min",label:"Minimum",needsField:!0},{key:"max",label:"Maximum",needsField:!0},{key:"area",label:"Total area (m²)",needsField:!1}];function $e(e){const n=new Map;for(const o of e||[]){const s=o.getProperties?o.getProperties():{};for(const[r,a]of Object.entries(s))r==="geometry"||r.startsWith("_")||(typeof a=="number"?a:a!==""&&a!=null&&!Number.isNaN(Number(a))?Number(a):null)===null||n.set(r,(n.get(r)||0)+1)}return Array.from(n.keys()).sort()}function ke(e){if(e==null||e==="")return null;const n=typeof e=="number"?e:Number(e);return Number.isFinite(n)?n:null}function ze({zoneFeatures:e,inputFeatures:n,stats:o=["count"],field:s=null,membership:r="centroid",prefix:a="zs_"}){const c=($(e)||[]).filter(w=>{const A=w?.geometry?.type;return A==="Polygon"||A==="MultiPolygon"}),l=$(n)||[];if(c.length===0)throw new Error("The zone layer contains no polygons.");const i=[],u=new Set(l.map(w=>w?.geometry?.type).filter(Boolean)),f=u.has("Polygon")||u.has("MultiPolygon");o.includes("area")&&!f&&l.length>0&&i.push(`Total area is 0 because the features being summarised are ${[...u].join("/")} — only polygons have an area.`);const d=u.has("LineString")||u.has("MultiLineString");o.includes("mean")&&d&&!f&&s&&i.push(`Mean is the average of “${s}” across the individual line features in each zone, not an area-weighted average of the surface they describe. For contour data, Minimum and Maximum (the elevation range) are the figures you can rely on.`);const y=r==="centroid"?l.map(w=>{try{return he(w)}catch{return null}}):null,m=r==="centroid"?null:l.map(N),p=c.map(N);let L=0;const W=[];for(let w=0;w<c.length;w++){const A=c[w],U=p[w],O=[];for(let h=0;h<l.length;h++){let b=!1;try{if(r==="centroid"){const E=y[h];if(!E)continue;const[ue,ce]=E.geometry.coordinates;if(!xe(U,ue,ce))continue;if(++L>Y)throw q(L);b=ge(E,A)}else{if(!D(U,m[h]))continue;if(++L>Y)throw q(L);b=be(l[h],A)}}catch{b=!1}b&&O.push(l[h])}const B=s?O.map(h=>ke(h.properties?h.properties[s]:null)).filter(h=>h!==null):[],S={};for(const h of o)switch(h){case"count":S[`${a}count`]=O.length;break;case"sum":S[`${a}sum`]=B.length?C(B.reduce((b,E)=>b+E,0)):0;break;case"mean":S[`${a}mean`]=B.length?C(B.reduce((b,E)=>b+E,0)/B.length):null;break;case"min":S[`${a}min`]=B.length?C(Math.min(...B)):null;break;case"max":S[`${a}max`]=B.length?C(Math.max(...B)):null;break;case"area":{let b=0;for(const E of O)try{b+=we(E)}catch{}S[`${a}area_m2`]=Math.round(b);break}}A.properties={...A.properties||{},...S},W.push({...Me(A),...S})}return{geojson:{type:"FeatureCollection",features:c},rows:W,warnings:i}}function q(e){return new Error(`More than ${e.toLocaleString()} features fall within the zones' bounding boxes, which is too much to summarise in the browser. Narrow the inputs using “Apply to” (current map view or selected features).`)}function C(e){return Math.round(e*1e3)/1e3}function Me(e){const n=e.properties||{};for(const o of["zone_name","name","ZONE_NAME","NAME","upn","UPN","id","ID"])if(n[o]!==void 0&&n[o]!==null&&String(n[o]).trim()!=="")return{zone:String(n[o])};return{zone:"(unnamed)"}}const Ne=9001,H="Analysis",t={};let P=null,v=null,M=[],x=null,k=null;function _e(){t.root||(t.root=document.getElementById("analysisModal"),t.mode=Array.from(document.querySelectorAll('input[name="analysis-mode"]')),t.overlayBox=document.getElementById("analysis-overlay-box"),t.zonalBox=document.getElementById("analysis-zonal-box"),t.op=document.getElementById("analysis-op"),t.opHint=document.getElementById("analysis-op-hint"),t.layerA=document.getElementById("analysis-layer-a"),t.layerB=document.getElementById("analysis-layer-b"),t.layerBWrap=document.getElementById("analysis-layer-b-wrap"),t.zoneLayer=document.getElementById("analysis-zone-layer"),t.inputLayer=document.getElementById("analysis-input-layer"),t.membership=document.getElementById("analysis-membership"),t.memberHint=document.getElementById("analysis-membership-hint"),t.field=document.getElementById("analysis-field"),t.statsBox=document.getElementById("analysis-stats-box"),t.outName=document.getElementById("analysis-output-name"),t.result=document.getElementById("analysis-result"),t.btnRun=document.getElementById("analysis-run"),t.btnExport=document.getElementById("analysis-export-table"),t.scope=document.getElementById("analysis-scope"),t.scopeHint=document.getElementById("analysis-scope-hint"),t.root.dataset.wired||(t.root.dataset.wired="1",t.mode.forEach(e=>e.addEventListener("change",oe)),t.op.addEventListener("change",re),t.membership.addEventListener("change",se),t.inputLayer.addEventListener("change",ne),t.scope.addEventListener("change",le),t.btnRun.addEventListener("click",Ce),t.btnExport.addEventListener("click",je)))}function J(e=null){return M.map((n,o)=>`<option value="${o}"${o===e?" selected":""}>${g(n.title)} (${n.count.toLocaleString()})</option>`).join("")}function Ie(){t.op.innerHTML=G.map(e=>`<option value="${e.key}">${g(e.label)}</option>`).join(""),t.membership.innerHTML=Z.map(e=>`<option value="${e.key}">${g(e.label)}</option>`).join(""),t.statsBox.innerHTML=R.map(e=>`
    <div class="form-check form-check-inline">
      <input class="form-check-input" type="checkbox" value="${e.key}"
             id="analysis-stat-${e.key}"${e.key==="count"?" checked":""}>
      <label class="form-check-label" for="analysis-stat-${e.key}">${g(e.label)}</label>
    </div>`).join("")}function ne(){const e=M[Number(t.inputLayer.value)],n=e?e.layer.getSource().getFeatures():[],o=$e(n);t.field.innerHTML='<option value="">(none — count/area only)</option>'+o.map(s=>`<option value="${g(s)}">${g(s)}</option>`).join(""),t.field.disabled=o.length===0}function V(){return(t.mode.find(e=>e.checked)||{}).value||"overlay"}function oe(){k=null,ie();const e=V()==="overlay";t.overlayBox.classList.toggle("d-none",!e),t.zonalBox.classList.toggle("d-none",e),ae()}function re(){const e=G.find(o=>o.key===t.op.value);t.opHint.textContent=e?e.hint:"";const n=e?e.needsB:!0;t.layerBWrap.querySelector("label").textContent=n?"Layer B":"Layer B (optional)",ae()}function se(){const e=Z.find(n=>n.key===t.membership.value);t.memberHint.textContent=e?e.hint:""}function ae(){if(t.outName.dataset.touched!=="1")if(V()==="overlay"){const e=t.op.value||"overlay";t.outName.value=`${e}_result`}else t.outName.value="zonal_stats"}function T(e){const n=M[Number(e.value)];if(!n)return[];const o=n.layer.getSource(),s=t.scope?t.scope.value:"all";if(s==="view"){const r=v.getMap(),a=r.getView().calculateExtent(r.getSize());return o.getFeaturesInExtent(a)}if(s==="selection"){const r=new Set(v.getSelectedFeatures());return o.getFeatures().filter(a=>r.has(a))}return s==="drawn"&&x?o.getFeatures().filter(r=>x.features.has(r)):o.getFeatures()}function le(){const e=t.scope.value;if(e==="drawn"&&x)t.scopeHint.textContent=`${x.features.size.toLocaleString()} feature(s) caught by the ${x.label}.`;else if(e==="selection"){const n=v?v.getSelectedFeatures().length:0;t.scopeHint.textContent=n===0?"Nothing selected yet — use the Digitise tool: shift-click features, or hold Ctrl/Cmd and drag a box.":`${n.toLocaleString()} feature(s) currently selected.`}else e==="view"?t.scopeHint.textContent="Only features inside the current map view are analysed — zoom to the area of interest first.":t.scopeHint.textContent="Every feature in the chosen layer. Narrow this if a large layer is slow."}function Oe(){let e=v.getLayerGroupByTitle(H);return e||(v.addLayerGroup(Ne,H,"Results of client-side spatial analysis"),e=v.getLayerGroupByTitle(H)),e}function Ce(){t.result.innerHTML="",t.btnRun.disabled=!0,setTimeout(()=>{try{const e=V(),n=(t.outName.value||"").trim()||(e==="overlay"?"overlay_result":"zonal_stats");let o,s,r=[];if(e==="overlay"){k=null;const l=t.op.value,i=T(t.layerA),u=T(t.layerB),f=(G.find(d=>d.key===l)||{}).needsB;if(i.length===0)throw new Error("Layer A has no features.");if(f&&u.length===0)throw new Error("This operation needs a second layer with features.");o=Se(l,i,u),s=`${o.features.length.toLocaleString()} feature(s) produced.`}else{const l=T(t.zoneLayer),i=T(t.inputLayer),u=Array.from(t.statsBox.querySelectorAll("input:checked")).map(p=>p.value),f=t.field.value||null;if(u.length===0)throw new Error("Select at least one statistic.");if(u.some(p=>(R.find(L=>L.key===p)||{}).needsField)&&!f)throw new Error("Sum / mean / min / max need a numeric field.");const y=ze({zoneFeatures:l,inputFeatures:i,stats:u,field:f,membership:t.membership.value});o=y.geojson,r=y.warnings||[],s=Fe(y.rows);const m=(Z.find(p=>p.key===t.membership.value)||{}).label;k={rows:y.rows,warnings:y.warnings||[],params:{Analysis:"Zonal statistics","Zone layer":K(t.zoneLayer),"Features summarised":K(t.inputLayer),"Applied to":Te(),"Zones analysed":l.length,"Features analysed":i.length,"Counted when":m||t.membership.value,Statistics:u.map(p=>(R.find(L=>L.key===p)||{}).label||p).join(", "),"Numeric field":f||"(none)","Result layer":n}}}if(!o.features.length){t.result.innerHTML='<div class="alert alert-warning py-2 px-3 mb-0">No result features — the layers may not overlap.</div>';return}const a=Oe();v.addGeoJSONLayer(o,n,{strokeColor:"#d97706",strokeWidth:2,fillColor:"rgba(217,119,6,0.18)"},a),ie();const c=r.length?'<div class="alert alert-warning py-2 px-3 mb-2" style="font-size:0.85rem;">'+r.map(l=>`<div>${g(l)}</div>`).join("")+"</div>":"";t.result.innerHTML=`<div class="alert alert-success py-2 px-3 mb-2">Added layer “${g(n)}”.</div>`+c+(typeof s=="string"&&s.startsWith("<")?s:`<div class="small text-muted">${g(s)}</div>`),F(`Analysis complete — “${n}” added to the Analysis group.`,"success",4e3)}catch(e){console.error("[Analysis] run failed:",e),t.result.innerHTML=`<div class="alert alert-danger py-2 px-3 mb-0">${g(e.message||String(e))}</div>`}finally{t.btnRun.disabled=!1}},20)}function K(e){const n=e.options[e.selectedIndex];return n?n.textContent:"(none)"}function Te(){const e=t.scope.options[t.scope.selectedIndex];return e?e.textContent:"Whole layer"}async function je(){if(k){t.btnExport.disabled=!0;try{const{exportXlsx:e}=await de(async()=>{const{exportXlsx:i}=await import("./xlsx-d1LrY7GM.js");return{exportXlsx:i}},[]),{rows:n,params:o,warnings:s}=k,r=Object.keys(n[0]||{}).filter(i=>i!=="zone"),a=[{cells:["Zone",...r],bold:!0},...n.map(i=>["zone"in i?i.zone:"",...r.map(u=>i[u]===null||i[u]===void 0?"":i[u])])],c=[{cells:["LUPMIS2 — Zonal statistics"],bold:!0},[],{cells:["Parameter","Value"],bold:!0},...Object.entries(o).map(([i,u])=>[i,u]),["Exported",new Date().toLocaleString()],...s&&s.length?[[],{cells:["Notes"],bold:!0},...s.map(i=>["",i])]:[]],l=(o["Result layer"]||"zonal_stats").toString().trim().replace(/[^A-Za-z0-9_\-]+/g,"_")||"zonal_stats";e([{name:"Parameters",rows:c},{name:"Results",rows:a}],`${l}.xlsx`),F("Table exported to Excel.","success",3e3)}catch(e){console.error("[Analysis] table export failed:",e),F(`Could not export the table: ${e.message}`,"error",6e3)}finally{t.btnExport.disabled=!1}}}function ie(){t.btnExport&&t.btnExport.classList.toggle("d-none",!k)}function Fe(e){if(!e||!e.length)return"";const n=Object.keys(e[0]).filter(r=>r!=="zone"),o=["Zone",...n.map(r=>r.replace(/^zs_/,""))].map(r=>`<th class="text-nowrap">${g(r)}</th>`).join(""),s=e.map(r=>`<tr><td class="text-nowrap">${g(String(r.zone))}</td>`+n.map(a=>`<td>${r[a]===null||r[a]===void 0?"—":g(String(r[a]))}</td>`).join("")+"</tr>").join("");return`<div class="table-responsive" style="max-height:220px;overflow:auto;">
    <table class="table table-sm table-striped mb-0" style="font-size:0.85rem;">
      <thead class="table-light" style="position:sticky;top:0;"><tr>${o}</tr></thead>
      <tbody>${s}</tbody>
    </table></div>`}function Xe(e,n={}){if(v=e,_e(),x=n.scopeFeatures&&n.scopeFeatures.length?{features:new Set(n.scopeFeatures),label:n.scopeLabel||"drawn area"}:null,He(),M=v.listVectorLayers({nonEmptyOnly:!0}),M.length===0){F("No vector layers with features are loaded — nothing to analyse yet.","warning",5e3);return}Ie();const o=J(0),s=J(M.length>1?1:0);t.layerA.innerHTML=o,t.layerB.innerHTML=s,t.zoneLayer.innerHTML=o,t.inputLayer.innerHTML=s,t.outName.dataset.touched="",t.outName.addEventListener("input",()=>{t.outName.dataset.touched="1"},{once:!0}),t.result.innerHTML="",k=null,t.scope.value=x?"drawn":"all",ne(),re(),se(),le(),oe(),P=P||new pe(t.root),P.show()}function He(){const e=t.scope.querySelector('option[value="drawn"]');if(!x){e&&e.remove();return}const n=`From ${x.label} (${x.features.size.toLocaleString()} features)`;if(e)e.textContent=n;else{const o=document.createElement("option");o.value="drawn",o.textContent=n,t.scope.insertBefore(o,t.scope.firstChild)}}function g(e){return String(e).replace(/[&<>"']/g,n=>({"&":"&amp;","<":"&lt;",">":"&gt;",'"':"&quot;","'":"&#39;"})[n])}export{Xe as openAnalysisModal};
//# sourceMappingURL=analysis-modal-JQJvdOxz.js.map