public async Task <EmdItemPrices> GetItemPricesAsync(int regionId, int stationId, IEnumerable <int> types)
{
var prices = new EmdItemPrices();
prices.Prices = new EveMarketDataRowCollection <EmdItemPrices.ItemPriceEntry>();
var options = new EveMarketDataOptions();
if (stationId > 0)
{
options.Stations.Add(stationId);
}
else if (regionId > 0)
{
options.Regions.Add(regionId);
}
foreach (int typeId in types)
{
options.Items.Add(typeId);
if (options.Items.Count >= 1000)
{
var result = (await _eveMarketData.GetItemPriceAsync(options, OrderType.Both).ConfigureAwait(false)).Result;
result.Prices.Apply(item => prices.Prices.Add(item));
options.Items.Clear();
}
}
var finalResult = (await _eveMarketData.GetItemPriceAsync(options, OrderType.Both).ConfigureAwait(false)).Result;
finalResult.Prices.Apply(item => prices.Prices.Add(item));
return(prices);
}
public async Task UpdateMarketData(IEnumerable <AssetVm> list, int region, int station, int days)
{
List <int> items = list.Select(asset => asset.TypeId).ToList();
EmdItemPrices priceResult =
await _marketService.GetItemPricesAsync(region, station, items).ConfigureAwait(false);
IEnumerable <MarketHistoryEntry> historyResult =
await _marketService.GetItemHistoryAsync(region, items, days).ConfigureAwait(false);
ILookup <int, EmdItemPrices.ItemPriceEntry> priceLookup = priceResult.Prices.ToLookup(i => i.TypeId);
ILookup <int, MarketHistoryEntry> historyLookup = historyResult.ToLookup(i => i.TypeId);
foreach (AssetVm asset in list)
{
decimal buyPrice =
priceLookup[asset.TypeId].Single(price => price.OrderType == OrderType.Buy).Price;
decimal sellPrice =
priceLookup[asset.TypeId].Single(price => price.OrderType == OrderType.Sell).Price;
asset.Update(historyLookup[asset.TypeId], sellPrice, buyPrice);
}
}