Asymmetrik/ngx-starter

export class StorageService {
    constructor(private storage: Storage) {}

    setValue<T>(key: string, data: T): T {
        if (data) {
            this.storage.setItem(key, JSON.stringify(data));
        } else {
            this.storage.removeItem(key);
        }
        return data;
    }
    getValue<T>(key: string): T | undefined;
    getValue<T>(key: string, defaultValue: T): T;
    getValue<T>(key: string, defaultValue?: T): T | undefined {
        try {
            const item = this.storage.getItem(key);
            return item ? JSON.parse(item) : defaultValue;
        } catch (error) {
            return defaultValue;
        }
    }

    removeValue(key: string) {
        this.storage.removeItem(key);
    }
}