From 8f9f2fdf05199bf1ccb873ac8da8c9245122d6e2 Mon Sep 17 00:00:00 2001
From: Philipp Kunz <gitlab@philkunz.com>
Date: Mon, 14 Aug 2023 10:58:28 +0200
Subject: [PATCH] fix(core): update

---
 ts/00_commitinfo_data.ts                      |   2 +-
 ts/elasticsearch.classes.elasticindex.ts      |   2 +-
 ts/els.classes.kvstore.ts                     | 111 ++++++++++++++++++
 ...lasticsearch.plugins.ts => els.plugins.ts} |   0
 4 files changed, 113 insertions(+), 2 deletions(-)
 create mode 100644 ts/els.classes.kvstore.ts
 rename ts/{elasticsearch.plugins.ts => els.plugins.ts} (100%)

diff --git a/ts/00_commitinfo_data.ts b/ts/00_commitinfo_data.ts
index 1ade192..e77acba 100644
--- a/ts/00_commitinfo_data.ts
+++ b/ts/00_commitinfo_data.ts
@@ -3,6 +3,6 @@
  */
 export const commitinfo = {
   name: '@apiclient.xyz/elasticsearch',
-  version: '1.0.49',
+  version: '1.0.50',
   description: 'log to elasticsearch in a kibana compatible format'
 }
diff --git a/ts/elasticsearch.classes.elasticindex.ts b/ts/elasticsearch.classes.elasticindex.ts
index cc06a88..2067cd8 100644
--- a/ts/elasticsearch.classes.elasticindex.ts
+++ b/ts/elasticsearch.classes.elasticindex.ts
@@ -1,4 +1,4 @@
-import * as plugins from './elasticsearch.plugins.js';
+import * as plugins from './els.plugins.js';
 import { ElsSmartlogDestination } from './els.classes.smartlogdestination.js';
 import { type ILogPackage } from '@pushrocks/smartlog-interfaces';
 import { Stringmap } from '@pushrocks/lik';
diff --git a/ts/els.classes.kvstore.ts b/ts/els.classes.kvstore.ts
new file mode 100644
index 0000000..8f62939
--- /dev/null
+++ b/ts/els.classes.kvstore.ts
@@ -0,0 +1,111 @@
+import * as plugins from './els.plugins.js';
+import { Client as ElasticClient } from '@elastic/elasticsearch';
+
+export interface IElasticKVStoreConstructorOptions {
+  index: string;
+  node: string;
+  auth?: {
+    username: string;
+    password: string;
+  };
+}
+
+export class ElasticKVStore {
+  public client: ElasticClient;
+  public index: string;
+  private readyDeferred: any;
+
+  constructor(options: IElasticKVStoreConstructorOptions) {
+    this.client = new ElasticClient({
+      node: options.node,
+      ...(options.auth && { auth: options.auth }),
+    });
+    this.index = options.index;
+    this.readyDeferred = plugins.smartpromise.defer();
+    this.setupIndex();
+  }
+
+  private async setupIndex() {
+    try {
+      const { body: indexExists } = await this.client.indices.exists({ index: this.index });
+
+      if (!indexExists) {
+        await this.client.indices.create({ 
+          index: this.index,
+          body: {
+            mappings: {
+              properties: {
+                key: {
+                  type: 'keyword'
+                },
+                value: {
+                  type: 'text'
+                }
+              }
+            }
+          }
+        });
+      }
+      this.readyDeferred.resolve();
+    } catch (err) {
+      this.readyDeferred.reject(err);
+    }
+  }
+
+  async set(key: string, value: string) {
+    await this.readyDeferred.promise;
+    await this.client.index({
+      index: this.index,
+      id: key,
+      body: {
+        key,
+        value
+      }
+    });
+  }
+
+  async get(key: string): Promise<string | null> {
+    await this.readyDeferred.promise;
+
+    try {
+      const response = await this.client.get({
+        index: this.index,
+        id: key
+      });
+      return response.body._source.value;
+    } catch (error) {
+      if (error.meta && error.meta.statusCode === 404) {
+        return null;
+      }
+      throw error;
+    }
+  }
+
+  async delete(key: string) {
+    await this.readyDeferred.promise;
+
+    try {
+      await this.client.delete({
+        index: this.index,
+        id: key
+      });
+    } catch (error) {
+      if (error.meta && error.meta.statusCode !== 404) {
+        throw error;
+      }
+    }
+  }
+
+  async clear() {
+    await this.readyDeferred.promise;
+
+    await this.client.deleteByQuery({
+      index: this.index,
+      body: {
+        query: {
+          match_all: {}
+        }
+      }
+    });
+  }
+}
diff --git a/ts/elasticsearch.plugins.ts b/ts/els.plugins.ts
similarity index 100%
rename from ts/elasticsearch.plugins.ts
rename to ts/els.plugins.ts