Support visualizing collections as children

Author: m-mohr

src/ol/layer/STAC.js

@@ -24,6 +24,7 @@ import * as pmtiles from 'pmtiles';
 import create, {
   APICollection,
   Asset,
+  CollectionCollection,
   Item,
   ItemCollection,
   STAC,
@@ -72,7 +73,7 @@ import {
  * `setAbsoluteUrl` on the stac-js object before passing it in.
  * @property {STAC|Asset|Object} [data] The STAC metadata. Any of `url` and `data` must be provided.
  * `data` take precedence over `url`.
- * @property {ItemCollection|Object|Array<STAC|Object>|null} [children=null] For STAC Catalogs and Collections, any child entites
+ * @property {APICollection|Object|Array<STAC|Object>|null} [children=null] For STAC Catalogs and Collections, any child entites
  * to show. Can be STAC ItemCollections (as ItemCollection or GeoJSON FeatureCollection) or a list of STAC entities.
  * @property {Options} [childrenOptions={}] The the given children, apply the given options.
  * @property {Array<string|Asset>|null} [assets=null] The selector for the assets to be rendered,
@@ -382,7 +383,7 @@ class STACLayer extends LayerGroup {
   /**
    * @param {STAC|Asset|Object} data The STAC data.
    * @param {string} url The url to the data.
-   * @param {ItemCollection|Object|Array<STAC>|string|null} children The child STAC entities to show.
+   * @param {APICollection|Object|Array<STAC>|string|null} children The child STAC entities to show.
    * @param {Array<Asset|string>|null} assets The assets to show.
    * @param {Array<number>} bands The (one-based) bands to show.
    * @private
@@ -1136,7 +1137,7 @@ class STACLayer extends LayerGroup {
    *
    * If an object is passed, it must be a GeoJSON FeatureCollection.
    *
-   * @param {ItemCollection|Object|Array<STAC|Object>|null} childs The children to show.
+   * @param {APICollection|Object|Array<STAC|Object>|null} childs The children to show.
    * @param {Options|null} [options] Optionally, new STACLayer options for the children. Only applies if `children` are given.
    * @param {boolean} [updateLayers] Whether to update the layers right away.
    * @return {Promise} Resolves when all items are rendered.
@@ -1145,6 +1146,8 @@ class STACLayer extends LayerGroup {
   async setChildren(childs, options = null, updateLayers = true) {
     if (childs instanceof ItemCollection) {
       this.children_ = childs.getAll();
+    } else if (childs instanceof CollectionCollection) {
+      this.children_ = childs.getAll();
     } else if (isObject(childs) && childs.type === 'FeatureCollection') {
       this.children_ = create(childs, !this.disableMigration_).getAll();
     } else if (Array.isArray(childs)) {