Add vector change detection foundation

2026-06-16 23:55:52 +02:00
parent 97017c6512
commit 01f063b921
18 changed files with 871 additions and 10 deletions
@@ -89,13 +89,39 @@ function GeoMap({ data }: GeoMapProps): JSX.Element {
        id: 'dataset-fill',
        type: 'fill',
        source: 'dataset',
-        paint: { 'fill-color': '#f97316', 'fill-opacity': 0.4 },
+        paint: {
+          'fill-color': [
+            'match',
+            ['get', 'change_type'],
+            'added',
+            '#16a34a',
+            'removed',
+            '#dc2626',
+            'unchanged',
+            '#2563eb',
+            '#f97316',
+          ],
+          'fill-opacity': 0.4,
+        },
      })
      map.addLayer({
        id: 'dataset-line',
        type: 'line',
        source: 'dataset',
-        paint: { 'line-color': '#ea580c', 'line-width': 2 },
+        paint: {
+          'line-color': [
+            'match',
+            ['get', 'change_type'],
+            'added',
+            '#15803d',
+            'removed',
+            '#b91c1c',
+            'unchanged',
+            '#1d4ed8',
+            '#ea580c',
+          ],
+          'line-width': 2,
+        },
      })
    }

@@ -0,0 +1,128 @@
+import type { ChangeDetectionSummary, DatasetCreateResponse } from '../../types'
+
+interface ChangeDetectionPanelProps {
+  vectorDatasets: DatasetCreateResponse[]
+  sourceDatasetId: string
+  targetDatasetId: string
+  iouThreshold: number
+  includeUnchanged: boolean
+  running: boolean
+  result: ChangeDetectionSummary | null
+  error: string | null
+  onSourceDatasetChange: (value: string) => void
+  onTargetDatasetChange: (value: string) => void
+  onIouThresholdChange: (value: number) => void
+  onIncludeUnchangedChange: (value: boolean) => void
+  onRun: () => void
+}
+
+function datasetLabel(dataset: DatasetCreateResponse): string {
+  const role = dataset.dataset_role ? ` (${dataset.dataset_role})` : ''
+  return `${dataset.name}${role}`
+}
+
+export function ChangeDetectionPanel({
+  vectorDatasets,
+  sourceDatasetId,
+  targetDatasetId,
+  iouThreshold,
+  includeUnchanged,
+  running,
+  result,
+  error,
+  onSourceDatasetChange,
+  onTargetDatasetChange,
+  onIouThresholdChange,
+  onIncludeUnchangedChange,
+  onRun,
+}: ChangeDetectionPanelProps): JSX.Element {
+  return (
+    <section className="panel">
+      <div className="panel-header">
+        <div>
+          <p className="eyebrow">Analysis</p>
+          <h2>Change Detection</h2>
+        </div>
+        <button disabled={running || vectorDatasets.length < 2} onClick={onRun} type="button">
+          {running ? 'Comparing...' : 'Compare vectors'}
+        </button>
+      </div>
+
+      <div className="form-grid">
+        <label>
+          Source vector
+          <select value={sourceDatasetId} onChange={(event) => onSourceDatasetChange(event.target.value)}>
+            <option value="">Select source</option>
+            {vectorDatasets.map((dataset) => (
+              <option key={dataset.id} value={dataset.id}>
+                {datasetLabel(dataset)}
+              </option>
+            ))}
+          </select>
+        </label>
+        <label>
+          Target vector
+          <select value={targetDatasetId} onChange={(event) => onTargetDatasetChange(event.target.value)}>
+            <option value="">Select target</option>
+            {vectorDatasets.map((dataset) => (
+              <option key={dataset.id} value={dataset.id}>
+                {datasetLabel(dataset)}
+              </option>
+            ))}
+          </select>
+        </label>
+        <label>
+          IoU threshold
+          <input
+            max="1"
+            min="0"
+            step="0.05"
+            type="number"
+            value={iouThreshold}
+            onChange={(event) => onIouThresholdChange(Number(event.target.value))}
+          />
+        </label>
+        <label className="checkbox-row">
+          <input
+            checked={includeUnchanged}
+            type="checkbox"
+            onChange={(event) => onIncludeUnchangedChange(event.target.checked)}
+          />
+          Include unchanged geometry
+        </label>
+      </div>
+
+      {error ? <p className="error">{error}</p> : null}
+      {!error && vectorDatasets.length < 2 ? <p className="muted">Upload at least two vector datasets to compare.</p> : null}
+
+      {result ? (
+        <div className="summary-grid">
+          <div>
+            <span className="metric">{result.added_count}</span>
+            <span>Added</span>
+          </div>
+          <div>
+            <span className="metric">{result.removed_count}</span>
+            <span>Removed</span>
+          </div>
+          <div>
+            <span className="metric">{result.unchanged_count}</span>
+            <span>Unchanged</span>
+          </div>
+          <div>
+            <span className="metric">{result.geojson.features.length}</span>
+            <span>Map features</span>
+          </div>
+        </div>
+      ) : null}
+
+      {result?.warnings.length ? (
+        <ul className="compact-list">
+          {result.warnings.map((warning) => (
+            <li key={warning}>{warning}</li>
+          ))}
+        </ul>
+      ) : null}
+    </section>
+  )
+}