import { JungleActivityConfig } from "./JungleTypes";

/** 只负责活动进度的本地持久化。 */
export default class JungleProgress {
    private readonly storagePrefix: string = "jungle_treasure_progress_";

    public read(config: JungleActivityConfig, previewAnimationOnly: boolean): number {
        if (!config || previewAnimationOnly) {
            return 0;
        }
        const value = parseInt(cc.sys.localStorage.getItem(this.getStorageKey(config)) || "0", 10);
        return Math.max(0, Math.min(isNaN(value) ? 0 : value, config.tiers.length));
    }

    public save(config: JungleActivityConfig, currentTierIndex: number): void {
        if (!config) {
            return;
        }
        cc.sys.localStorage.setItem(this.getStorageKey(config), currentTierIndex.toString());
    }

    public reset(config: JungleActivityConfig): void {
        if (config) {
            cc.sys.localStorage.removeItem(this.getStorageKey(config));
        }
    }

    private getStorageKey(config: JungleActivityConfig): string {
        return this.storagePrefix + (config ? config.activityId : "default");
    }
}