Services/MediaService.cs


1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57

using Microsoft.EntityFrameworkCore;

namespace HyperBooru.Services;

public interface IMediaService {
    public void SetDescription(
        Media media,
        string? shortDescription,
        string? longDescription);

    public void SetIngest(Media media, bool ingest);
}

public class MediaService : IMediaService {
    private IDbContextFactory<HBContext> dbFactory;

    public MediaService(IDbContextFactory<HBContext> dbFactory) =>
        this.dbFactory = dbFactory;

    public void SetIngest(Media media, bool ingest) {
        using var db = dbFactory.CreateDbContext();
        media = db.Media
            .Include(m => m.Tags)
            .ThenInclude(t => t.TagDefinition)
            .First(m => m.Guid == media.Guid);
        var ingestTag = db.TagDefinitions
            .First(td => td.Guid == HBContext.IngestTag);

        if(ingest) {
            if(!media.Tags.Select(t => t.TagDefinition.Guid).Contains(HBContext.IngestTag))
                media.Tags.Add(new(ingestTag));
        } else {
            media.Tags.RemoveAll(t => t.TagDefinition.Guid == HBContext.IngestTag);
        }

        db.SaveChanges();
    }

    public void SetDescription(
        Media media,
        string? shortDescription,
        string? longDescription) {

        using var db = dbFactory.CreateDbContext();
        var m = db.Media.First(m => m.Guid == media.Guid);

        if(string.IsNullOrEmpty(shortDescription))
            shortDescription = null;
        if(string.IsNullOrEmpty(longDescription))
            longDescription = null;

        m.ShortDescription = shortDescription;
        m.LongDescription  = longDescription;

        db.SaveChanges();
    }
}