/// <summary>
/// 创建 <see cref="SimilarPointList"/>
/// </summary>
/// <param name="pointId">据点 ID</param>
/// <param name="currentUserId">当点登录用户 ID</param>
/// <param name="page">分页页码</param>
/// <param name="dbContext"><see cref="KeylolDbContext"/></param>
/// <param name="cachedData"><see cref="CachedDataProvider"/></param>
/// <returns><see cref="SimilarPointList"/></returns>
public static async Task <SimilarPointList> CreateAsync(string pointId, string currentUserId, int page,
KeylolDbContext dbContext, CachedDataProvider cachedData)
{
var queryResult = await(from relationship in dbContext.PointRelationships
where dbContext.PointRelationships.Where(r => r.SourcePointId == pointId).Select(r => r.TargetPointId)
.Contains(relationship.TargetPointId) && relationship.SourcePointId != pointId
group 1 by relationship.SourcePoint
into g
orderby g.Count() descending
select new
{
g.Key.Id,
g.Key.IdCode,
g.Key.AvatarImage,
g.Key.ChineseName,
g.Key.EnglishName,
g.Key.TitleCoverImage,
g.Key.SteamAppId
}).TakePage(page, 8).ToListAsync();
var result = new SimilarPointList();
foreach (var p in queryResult)
{
result.Add(new PointBasicInfo
{
Id = p.Id,
IdCode = p.IdCode,
AvatarImage = p.AvatarImage,
ChineseName = p.ChineseName,
EnglishName = p.EnglishName,
TitleCoverImage = p.TitleCoverImage,
AverageRating = (await cachedData.Points.GetRatingsAsync(p.Id)).AverageRating,
Subscribed = string.IsNullOrWhiteSpace(currentUserId)
? (bool?)null
: await cachedData.Subscriptions.IsSubscribedAsync(currentUserId, p.Id,
SubscriptionTargetType.Point),
InLibrary = string.IsNullOrWhiteSpace(currentUserId) || p.SteamAppId == null
? (bool?)null
: await cachedData.Users.IsSteamAppInLibraryAsync(currentUserId, p.SteamAppId.Value)
});
}
return(result);
}
/// <summary>
/// 创建 <see cref="FrontpagePage"/>
/// </summary>
/// <param name="point">已经查询好的据点对象</param>
/// <param name="currentUserId">当前登录用户 ID</param>
/// <param name="dbContext"><see cref="KeylolDbContext"/></param>
/// <param name="cachedData"><see cref="CachedDataProvider"/></param>
/// <returns><see cref="FrontpagePage"/></returns>
public static async Task <FrontpagePage> CreateAsync(Models.Point point, string currentUserId,
KeylolDbContext dbContext, CachedDataProvider cachedData)
{
var frontPage = new FrontpagePage();
if (point.Type == PointType.Game || point.Type == PointType.Hardware)
{
var briefReviews =
await BriefReviewList.CreateAsync(point, currentUserId, 1, true, dbContext, cachedData);
frontPage.BriefReviewCount = briefReviews.Item2;
frontPage.BriefReviewPageCount = briefReviews.Item3;
frontPage.BriefReviews = briefReviews.Item1;
frontPage.MediaHeaderImage = point.MediaHeaderImage;
frontPage.Media = Helpers.SafeDeserialize <List <PointMedia> >(point.Media);
frontPage.SimilarPoints =
await SimilarPointList.CreateAsync(point.Id, currentUserId, 1, dbContext, cachedData);
frontPage.SelectedArticles =
await SelectedArticleList.CreateAsync(point.Id, 1, 4, currentUserId, dbContext, cachedData);
}
if (point.Type == PointType.Game)
{
frontPage.Platforms = await(from relationship in dbContext.PointRelationships
where relationship.SourcePointId == point.Id &&
relationship.Relationship == PointRelationshipType.Platform
orderby relationship.Sid descending
select relationship.TargetPoint.IdCode)
.ToListAsync();
#region 特性属性
frontPage.MultiPlayer = point.MultiPlayer ? true : (bool?)null;
frontPage.SinglePlayer = point.SinglePlayer ? true : (bool?)null;
frontPage.Coop = point.Coop ? true : (bool?)null;
frontPage.CaptionsAvailable = point.CaptionsAvailable ? true : (bool?)null;
frontPage.CommentaryAvailable = point.CommentaryAvailable ? true : (bool?)null;
frontPage.IncludeLevelEditor = point.IncludeLevelEditor ? true : (bool?)null;
frontPage.Achievements = point.Achievements ? true : (bool?)null;
frontPage.Cloud = point.Cloud ? true : (bool?)null;
frontPage.LocalCoop = point.LocalCoop ? true : (bool?)null;
frontPage.SteamTradingCards = point.SteamTradingCards ? true : (bool?)null;
frontPage.SteamWorkshop = point.SteamWorkshop ? true : (bool?)null;
frontPage.InAppPurchases = point.InAppPurchases ? true : (bool?)null;
#endregion
frontPage.ChineseAvailability = Helpers.SafeDeserialize <ChineseAvailability>(point.ChineseAvailability);
if (point.SteamAppId != null)
{
frontPage.AddictedUsers =
await AddictedUserList.CreateAsync(currentUserId, point.SteamAppId, 1, dbContext, cachedData);
}
}
else if (point.Type == PointType.Vendor)
{
var developerProducts = await ProductPointList.CreateAsync(currentUserId, point.Id,
PointRelationshipType.Developer, 3, dbContext, cachedData);
frontPage.DeveloperProducts = developerProducts.Item1;
frontPage.DeveloperProductCount = developerProducts.Item2;
var publisherProducts = await ProductPointList.CreateAsync(currentUserId, point.Id,
PointRelationshipType.Publisher, 3, dbContext, cachedData);
frontPage.PublisherProducts = publisherProducts.Item1;
frontPage.PublisherProductCount = publisherProducts.Item2;
var resellerProducts = await ProductPointList.CreateAsync(currentUserId, point.Id,
PointRelationshipType.Reseller, 3, dbContext, cachedData);
frontPage.ResellerProducts = resellerProducts.Item1;
frontPage.ResellerProductCount = resellerProducts.Item2;
var manufacturerProducts = await ProductPointList.CreateAsync(currentUserId, point.Id,
PointRelationshipType.Manufacturer, 3, dbContext, cachedData);
frontPage.ManufacturerProducts = manufacturerProducts.Item1;
frontPage.ManufacturerProductCount = manufacturerProducts.Item2;
}
else if (point.Type == PointType.Category)
{
var tagProducts = await ProductPointList.CreateAsync(currentUserId, point.Id,
PointRelationshipType.Tag, 3, dbContext, cachedData);
frontPage.TagProducts = tagProducts.Item1;
frontPage.TagProductCount = tagProducts.Item2;
var seriesProducts = await ProductPointList.CreateAsync(currentUserId, point.Id,
PointRelationshipType.Series, 3, dbContext, cachedData);
frontPage.SeriesProducts = seriesProducts.Item1;
frontPage.SeriesProductCount = seriesProducts.Item2;
var genreProducts = await ProductPointList.CreateAsync(currentUserId, point.Id,
PointRelationshipType.Genre, 3, dbContext, cachedData);
frontPage.GenreProducts = genreProducts.Item1;
frontPage.GenreProductCount = genreProducts.Item2;
}
else if (point.Type == PointType.Platform)
{
var platformProducts = await ProductPointList.CreateAsync(currentUserId, point.Id,
PointRelationshipType.Platform, 3, dbContext, cachedData);
frontPage.PlatformProducts = platformProducts.Item1;
}
var latestArticles = await LatestArticleList.CreateAsync(point.Id, 1, true, true, dbContext, cachedData);
frontPage.LatestArticleHeaderImage = latestArticles.Item3;
frontPage.LatestArticlePageCount = latestArticles.Item2;
frontPage.LatestArticles = latestArticles.Item1;
return(frontPage);
}