import type { PlayerCharacter } from "@initiative/domain";
import { rehydratePlayerCharacter } from "@initiative/domain";

const STORAGE_KEY = "initiative:player-characters";

export function savePlayerCharacters(characters: PlayerCharacter[]): void {
	try {
		localStorage.setItem(STORAGE_KEY, JSON.stringify(characters));
	} catch {
		// Silently swallow errors (quota exceeded, storage unavailable)
	}
}

export function loadPlayerCharacters(): PlayerCharacter[] {
	try {
		const raw = localStorage.getItem(STORAGE_KEY);
		if (raw === null) return [];

		const parsed: unknown = JSON.parse(raw);
		if (!Array.isArray(parsed)) return [];

		const characters: PlayerCharacter[] = [];
		for (const item of parsed) {
			const pc = rehydratePlayerCharacter(item);
			if (pc !== null) {
				characters.push(pc);
			}
		}
		return characters;
	} catch {
		return [];
	}
}