Huge refactoring of the feature pipeline, WIP

Logic/FeatureSource/Actors/LocalStorageSaverActor.ts

@@ -0,0 +1,35 @@
+import {FeatureSourceForLayer} from "./FeatureSource";
+import {Utils} from "../../Utils";
+
+/***
+ * Saves all the features that are passed in to localstorage, so they can be retrieved on the next run
+ *
+ * Technically, more an Actor then a featuresource, but it fits more neatly this ay
+ */
+export default class LocalStorageSaverActor {
+    public static readonly storageKey: string = "cached-features";
+
+    constructor(source: FeatureSourceForLayer, x: number, y: number, z: number) {
+        source.features.addCallbackAndRunD(features => {
+            const index = Utils.tile_index(z, x, y)
+            const key = `${LocalStorageSaverActor.storageKey}-${source.layer.layerDef.id}-${index}`
+            const now = new Date().getTime()
+
+            if (features.length == 0) {
+                return;
+            }
+
+            try {
+                localStorage.setItem(key, JSON.stringify(features));
+                console.log("Saved ", features.length, "elements to", key)
+                localStorage.setItem(key + "-time", JSON.stringify(now))
+            } catch (e) {
+                console.warn("Could not save the features to local storage:", e)
+            }
+        })
+
+
+    }
+
+
+}

Logic/FeatureSource/Actors/RegisteringAllFromFeatureSourceActor.ts

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+import FeatureSource from "./FeatureSource";
+import {UIEventSource} from "../UIEventSource";
+import State from "../../State";
+
+export default class RegisteringAllFromFeatureSourceActor {
+    public readonly features: UIEventSource<{ feature: any; freshness: Date }[]>;
+    public readonly name;
+
+    constructor(source: FeatureSource) {
+        this.features = source.features;
+        this.name = "RegisteringSource of " + source.name;
+        this.features.addCallbackAndRunD(features => {
+            for (const feature of features) {
+                State.state.allElements.addOrGetElement(feature.feature)
+            }
+        })
+    }
+
+}