pwaLUPMIS2/dist/assets/analysis-modal-D1gi9me1.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-C3r_p8o6.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}). 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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. 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    <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};
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