import { Injectable } from "@angular/core";

@Injectable({
  providedIn: "root",
})
export class LocalStorageService {
  setItem<T>(key: string, value: T) {
    try {
      const item = JSON.stringify(value);
      localStorage.setItem(key, item);
    } catch (e) {
      console.error("Error storing item in local storage: ", e);
    }
  }

  getItem<T>(key: string): T | null {
    try {
      const item = localStorage.getItem(key);
      return item ? (JSON.parse(item) as T) : null;
    } catch (err) {
      console.error("Error getting item from local storage: ", err);
      return null;
    }
  }

  /**
   * @throws Error if item is not found
   */
  removeItem(key: string) {
    localStorage.removeItem(key);
  }

  /**
   * @Throws Error if localstorage API is not available
   */
  clear() {
    localStorage.clear();
  }
}