80 lines
2.9 KiB
C#
80 lines
2.9 KiB
C#
using DysonNetwork.Sphere.Account;
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using DysonNetwork.Sphere.Post;
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using Microsoft.EntityFrameworkCore;
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using NodaTime;
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namespace DysonNetwork.Sphere.Activity;
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public class ActivityService(AppDatabase db, RelationshipService rels, PostService ps)
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{
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public async Task<List<Activity>> GetActivitiesForAnyone(int take, Instant? cursor)
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{
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var activities = new List<Activity>();
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// Crunching up data
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var posts = await db.Posts
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.Include(e => e.RepliedPost)
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.Include(e => e.ForwardedPost)
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.Include(e => e.Categories)
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.Include(e => e.Tags)
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.Where(e => e.RepliedPostId == null)
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.Where(p => cursor == null || cursor > p.CreatedAt)
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.OrderByDescending(p => p.PublishedAt)
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.FilterWithVisibility(null, [], isListing: true)
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.Take(take)
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.ToListAsync();
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posts = PostService.TruncatePostContent(posts);
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posts = await ps.LoadPublishers(posts);
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var postsId = posts.Select(e => e.Id).ToList();
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var reactionMaps = await ps.GetPostReactionMapBatch(postsId);
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foreach (var post in posts)
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post.ReactionsCount =
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reactionMaps.TryGetValue(post.Id, out var count) ? count : new Dictionary<string, int>();
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// Formatting data
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foreach (var post in posts)
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activities.Add(post.ToActivity());
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if (activities.Count == 0)
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activities.Add(Activity.Empty());
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return activities;
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}
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public async Task<List<Activity>> GetActivities(int take, Instant? cursor, Account.Account currentUser)
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{
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var activities = new List<Activity>();
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var userFriends = await rels.ListAccountFriends(currentUser);
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// Crunching data
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var posts = await db.Posts
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.Include(e => e.RepliedPost)
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.Include(e => e.ForwardedPost)
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.Include(e => e.Categories)
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.Include(e => e.Tags)
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.Where(e => e.RepliedPostId == null)
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.Where(p => cursor == null || p.CreatedAt > cursor)
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.OrderByDescending(p => p.PublishedAt)
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.FilterWithVisibility(currentUser, userFriends, isListing: true)
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.Take(take)
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.ToListAsync();
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posts = PostService.TruncatePostContent(posts);
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posts = await ps.LoadPublishers(posts);
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var postsId = posts.Select(e => e.Id).ToList();
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var reactionMaps = await ps.GetPostReactionMapBatch(postsId);
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foreach (var post in posts)
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post.ReactionsCount =
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reactionMaps.TryGetValue(post.Id, out var count) ? count : new Dictionary<string, int>();
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// Formatting data
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foreach (var post in posts)
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activities.Add(post.ToActivity());
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if (activities.Count == 0)
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activities.Add(Activity.Empty());
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return activities;
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}
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} |