nuxt-surrealdb/dist/runtime/server/utils/surreal-memory.js

A Nuxt module aimed to simplify the use of SurrealDB

import { Surreal, Features } from "surrealdb";
import { createNodeEngines } from "@surrealdb/node";
import { useRuntimeConfig } from "#imports";
import { surrealHooks } from "./surreal-hooks.js";
import {
  H3_CONTEXT_SURREAL_MEMORY
} from "../internal.js";
let client = null;
export async function useSurrealMemory(event) {
  if (event && event.context[H3_CONTEXT_SURREAL_MEMORY] && event.context[H3_CONTEXT_SURREAL_MEMORY].isValid) {
    return event.context[H3_CONTEXT_SURREAL_MEMORY];
  }
  const { surrealdb: {
    memory: {
      nodeEngine,
      ...config
    } = {}
  } = {} } = useRuntimeConfig(event);
  if (!client) {
    client = new Surreal({
      engines: createNodeEngines(nodeEngine)
    });
    if (!client.isConnected) {
      await surrealHooks.callHookParallel("surrealdb:memory:connecting", { client, config });
      if (config.autoConnect !== false) {
        const isConnected = await client.connect("mem://", config.connectOptions);
        if (isConnected) {
          await surrealHooks.callHookParallel("surrealdb:memory:connected", { client });
        }
      }
    }
  }
  if (!event) {
    return client;
  }
  if (!client.isFeatureSupported(Features.Sessions)) {
    new Error("[nuxt-surrealdb] Sessions are not supported by this SurrealDB Node engine.");
    return client;
  }
  const session = await client[config.session === "fork" ? "forkSession" : "newSession"]();
  event.context.surrealdb = session;
  await surrealHooks.callHookParallel("surrealdb:memory:session:init", { session, event });
  return session;
}