@ixily/activ/src/sdk/node-only/cache-node-providers/memory-provider.module.ts

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import {
	ICacheDBConfig,
	ICacheStorage,
	ICacheStorageConfig,
	isNullOrUndefined,
} from '../../activ-v4'

let memoryDB: any = {}

const state = {
	dbParams: {
		provider: 'memory',
	} as ICacheDBConfig | undefined,
	isBrowser: false as boolean,
}

const config = async (_config: ICacheStorageConfig) => {
	state.dbParams = _config.dbParams
	state.isBrowser = _config.isBrowser
}

export const addData = <T>(
	key: string,
	data: T,
	expiration: number = 0,
): Promise<void> => {
	memoryDB[key] = data
	return Promise.resolve()
}

export const getData = <T>(key: string): Promise<T | undefined> => {
	const dt = memoryDB[key]
	if (isNullOrUndefined(dt)) {
		return Promise.resolve(undefined)
	}
	return Promise.resolve(memoryDB[key] as T)
}

export const updateData = <T>(
	key: string,
	data: T,
	expiration: number = 0,
): Promise<void> => {
	memoryDB[key] = data
	return Promise.resolve()
}

export const removeData = (key: string): Promise<void> => {
	delete memoryDB[key]
	return Promise.resolve()
}

export const removeDataByPattern = (pattern: string): Promise<void> => {
	const regex = new RegExp(pattern)
	for (const key in memoryDB) {
		if (regex.test(key)) {
			delete memoryDB[key]
		}
	}
	return Promise.resolve()
}

export const resetData = (): Promise<void> => {
	memoryDB = {}
	return Promise.resolve()
}

export const CacheNodeMemoryStorageModule: ICacheStorage = {
	config,
	addData,
	getData,
	updateData,
	removeData,
	removeDataByPattern,
	resetData,
}