feat(core): introduced lucene style search

ts/classes.easystore.ts

@@ -0,0 +1,119 @@
+import * as plugins from './plugins.js';
+import { Collection } from './classes.collection.js';
+import { SmartdataDb } from './classes.db.js';
+import { SmartDataDbDoc, svDb, unI } from './classes.doc.js';
+
+/**
+ * EasyStore allows the storage of easy objects. It also allows easy sharing of the object between different instances
+ */
+export class EasyStore<T> {
+  // instance
+  public smartdataDbRef: SmartdataDb;
+  public nameId: string;
+
+  private easyStoreClass = (() => {
+    @Collection(() => this.smartdataDbRef)
+    class SmartdataEasyStore extends SmartDataDbDoc<SmartdataEasyStore, SmartdataEasyStore> {
+      @unI()
+      public nameId: string;
+
+      @svDb()
+      public ephermal: {
+        activated: boolean;
+        timeout: number;
+      };
+
+      @svDb()
+      lastEdit: number;
+
+      @svDb()
+      public data: Partial<T>;
+    }
+    return SmartdataEasyStore;
+  })();
+
+  constructor(nameIdArg: string, smnartdataDbRefArg: SmartdataDb) {
+    this.smartdataDbRef = smnartdataDbRefArg;
+    this.nameId = nameIdArg;
+  }
+
+  private easyStorePromise: Promise<InstanceType<typeof this.easyStoreClass>>;
+  private async getEasyStore(): Promise<InstanceType<typeof this.easyStoreClass>> {
+    if (this.easyStorePromise) {
+      return this.easyStorePromise;
+    };
+
+    // first run from here
+    const deferred = plugins.smartpromise.defer<InstanceType<typeof this.easyStoreClass>>();
+    this.easyStorePromise = deferred.promise;
+
+    let easyStore = await this.easyStoreClass.getInstance({
+      nameId: this.nameId,
+    });
+
+    if (!easyStore) {
+      easyStore = new this.easyStoreClass();
+      easyStore.nameId = this.nameId;
+      easyStore.data = {};
+      await easyStore.save();
+    }
+    deferred.resolve(easyStore);
+    return this.easyStorePromise;
+  }
+
+  /**
+   * reads all keyValue pairs at once and returns them
+   */
+  public async readAll() {
+    const easyStore = await this.getEasyStore();
+    return easyStore.data;
+  }
+
+  /**
+   * reads a keyValueFile from disk
+   */
+  public async readKey(keyArg: keyof T) {
+    const easyStore = await this.getEasyStore();
+    return easyStore.data[keyArg];
+  }
+
+  /**
+   * writes a specific key to the keyValueStore
+   */
+  public async writeKey<TKey extends keyof T>(keyArg: TKey, valueArg: T[TKey]) {
+    const easyStore = await this.getEasyStore();
+    easyStore.data[keyArg] = valueArg;
+    await easyStore.save();
+  }
+
+  public async deleteKey(keyArg: keyof T) {
+    const easyStore = await this.getEasyStore();
+    delete easyStore.data[keyArg];
+    await easyStore.save();
+  }
+
+  /**
+   * writes all keyValue pairs in the object argument
+   */
+  public async writeAll(keyValueObject: Partial<T>) {
+    const easyStore = await this.getEasyStore();
+    easyStore.data = { ...easyStore.data, ...keyValueObject };
+    await easyStore.save();
+  }
+
+  /**
+   * wipes a key value store from disk
+   */
+  public async wipe() {
+    const easyStore = await this.getEasyStore();
+    easyStore.data = {};
+    await easyStore.save();
+  }
+
+  public async cleanUpEphermal() {
+    while (
+      (await this.smartdataDbRef.statusConnectedDeferred.promise) &&
+      this.smartdataDbRef.status === 'connected'
+    ) {}
+  }
+}