import { defineStore } from 'pinia';
import { RegionalMarketCache } from '../RegionalMarketCache';
import { jitaId } from '../market';
import { MarketType } from "../type";
import { MarketTypePrice } from './MarketTypePrice';
import { getMammonPrices } from './mammon';

const cacheDuration = 1000 * 60 * 5; // 5 minutes

export const useApraisalStore = defineStore('appraisal', () => {
    const cache: RegionalMarketCache<MarketTypePrice> = new RegionalMarketCache(cacheDuration);

    const getPricesUncached = getMammonPrices;

    const getPrice = async (type: MarketType, regionId?: number): Promise<MarketTypePrice> => (await getPrices([type], regionId))[0];
    const getPrices = async (types: MarketType[], regionId?: number): Promise<MarketTypePrice[]> => {
        const cached: MarketTypePrice[] = [];
        const uncached: MarketType[] = [];
        const rId = regionId ?? jitaId;

        types.forEach(t => {
            const cachedPrice = cache.get(rId, t.id);

            if (cachedPrice) {
                cached.push(cachedPrice);
            } else {
                uncached.push(t);
            }
        });

        if (uncached.length > 0) {
            const prices = await getPricesUncached(uncached);

            prices.forEach(p => cache.set(rId, p.type.id, p));
            return [ ...cached, ...prices ];
        }
        return cached;
    };
    return { getPrice, getPrices };
});