refactoring van de cmap structuren bijna compleet

2026-09-03 16:21:21 +02:00
parent 1abc84489f
commit bd1ef6bed0
75 changed files with 2547 additions and 1967 deletions
@@ -0,0 +1,94 @@
+"use strict";
+
+function copy(value) {
+  return value === undefined ? undefined : JSON.parse(JSON.stringify(value));
+}
+
+function normalizeConceptName(value) {
+  return String(value || "").trim().toLocaleLowerCase();
+}
+
+/** Index lightweight concept placements across stored CMaps. */
+export class CmapReferenceIndex {
+  constructor() {
+    this.byConceptId = new Map();
+    this.byName = new Map();
+    this.byPage = new Map();
+  }
+
+  clear() {
+    this.byConceptId.clear();
+    this.byName.clear();
+    this.byPage.clear();
+  }
+
+  load(placements = [], conceptMaps = [], canonicalPageReference = (value) => value,
+    normalizeName = normalizeConceptName) {
+    this.clear();
+    const mapTitles = new Map(conceptMaps
+      .filter((map) => map && map.slug)
+      .map((map) => [map.slug, map.title || map.slug]));
+    const pageByConcept = new Map();
+    for (const placement of placements) {
+      if (!placement?.conceptId || !placement.pageSlug) continue;
+      pageByConcept.set(placement.conceptId,
+        canonicalPageReference(placement.pageSlug).toLocaleLowerCase());
+    }
+    for (const placement of placements) {
+      if (!placement?.conceptId || !placement.cmapSlug) continue;
+      const conceptId = String(placement.conceptId);
+      const slug = String(placement.cmapSlug);
+      const nameKey = normalizeName(placement.label);
+      if (nameKey) this.byName.set(nameKey, conceptId);
+      if (!this.byConceptId.has(conceptId)) this.byConceptId.set(conceptId, new Map());
+      const maps = this.byConceptId.get(conceptId);
+      const existing = maps.get(slug);
+      maps.set(slug, {
+        slug,
+        title: mapTitles.get(slug) || placement.cmapTitle || slug,
+        count: (existing?.count || 0) + (Number(placement.count) || 0)
+      });
+
+      const pageKey = pageByConcept.get(conceptId);
+      if (!pageKey) continue;
+      if (!this.byPage.has(pageKey)) this.byPage.set(pageKey, new Map());
+      const pageConcepts = this.byPage.get(pageKey);
+      if (!pageConcepts.has(conceptId)) {
+        pageConcepts.set(conceptId, {
+          conceptId,
+          label: placement.label || "Concept",
+          count: 0,
+          maps: new Map()
+        });
+      }
+      const concept = pageConcepts.get(conceptId);
+      const count = Number(placement.count) || 0;
+      concept.count += count;
+      const pageMap = concept.maps.get(slug);
+      concept.maps.set(slug, {
+        slug,
+        title: mapTitles.get(slug) || placement.cmapTitle || slug,
+        count: count + (pageMap?.count || 0)
+      });
+    }
+    return this;
+  }
+
+  mapsFor(conceptId) {
+    return Array.from(this.byConceptId.get(String(conceptId))?.values() || [])
+      .map(copy);
+  }
+
+  countFor(conceptId) {
+    return this.mapsFor(conceptId).reduce((sum, map) => sum + map.count, 0);
+  }
+
+  conceptIdForName(label) {
+    return this.byName.get(normalizeConceptName(label)) || null;
+  }
+
+  pageConcepts(pageReference) {
+    return Array.from(this.byPage.get(String(pageReference).toLocaleLowerCase())?.values() || [])
+      .map((concept) => ({ ...copy(concept), maps: new Map(concept.maps) }));
+  }
+}