Files
openarchival/OpenArchival.DataAccess/Providers/ArtifactGroupingProvider.cs

108 lines
3.9 KiB
C#

using Microsoft.EntityFrameworkCore;
using Microsoft.Extensions.Logging;
using System.Diagnostics.CodeAnalysis;
namespace OpenArchival.DataAccess;
public class ArtifactGroupingProvider : IArtifactGroupingProvider
{
private readonly IDbContextFactory<ApplicationDbContext> _context;
private readonly ILogger<ArtifactGroupingProvider> _logger;
[SetsRequiredMembers]
public ArtifactGroupingProvider(IDbContextFactory<ApplicationDbContext> context, ILogger<ArtifactGroupingProvider> logger)
{
_context = context;
_logger = logger;
}
public async Task<ArtifactGrouping?> GetGroupingAsync(int id)
{
await using var context = await _context.CreateDbContextAsync();
return await context.ArtifactGroupings
.Include(g => g.Category)
.Include(g => g.IdentifierFields)
.Include(g => g.ChildArtifactEntries)
.ThenInclude(e => e.StorageLocation)
.Include(g => g.ChildArtifactEntries)
.ThenInclude(e => e.Type)
.Include(g => g.ChildArtifactEntries)
.ThenInclude(e => e.Files)
.Where(g => g.Id == id)
.FirstOrDefaultAsync();
}
public async Task<ArtifactGrouping?> GetGroupingAsync(string artifactGroupingIdentifier)
{
await using var context = await _context.CreateDbContextAsync();
return await context.ArtifactGroupings
.Include(g => g.Category)
.Include(g => g.IdentifierFields)
.Include(g => g.ChildArtifactEntries)
.ThenInclude(e => e.StorageLocation)
.Include(g => g.ChildArtifactEntries)
.ThenInclude(e => e.Type)
.Include(g => g.ChildArtifactEntries)
.ThenInclude(e => e.Files)
.Where(g => g.ArtifactGroupingIdentifier == artifactGroupingIdentifier)
.FirstOrDefaultAsync();
}
public async Task CreateGroupingAsync(ArtifactGrouping grouping)
{
await using var context = await _context.CreateDbContextAsync();
context.ArtifactGroupings.Add(grouping);
await context.SaveChangesAsync();
}
public async Task UpdateGroupingAsync(ArtifactGrouping grouping)
{
await using var context = await _context.CreateDbContextAsync();
context.ArtifactGroupings.Update(grouping);
await context.SaveChangesAsync();
}
public async Task DeleteGroupingAsync(int id)
{
await using var context = await _context.CreateDbContextAsync();
await context.ArtifactGroupings
.Where(p => p.Id == id)
.ExecuteDeleteAsync();
await context.SaveChangesAsync();
}
public async Task DeleteGroupingAsync(ArtifactGrouping grouping)
{
await using var context = await _context.CreateDbContextAsync();
context.ArtifactGroupings.Remove(grouping);
await context.SaveChangesAsync();
}
public async Task<List<ArtifactGrouping>> GetGroupingsPaged(int pageNumber, int resultsCount)
{
await using var context = await _context.CreateDbContextAsync();
if (pageNumber < 1 || resultsCount < 1)
{
throw new ArgumentOutOfRangeException($"Either page number or number of results was less than or equal to 0. {nameof(pageNumber)}={pageNumber} {nameof(resultsCount)}={resultsCount}");
}
var totalCount = await context.ArtifactGroupings.CountAsync();
var items = await context.ArtifactGroupings
.Include(g => g.ChildArtifactEntries)
.Include(g => g.Category)
.OrderBy(g => g.Id)
.Skip((pageNumber - 1) * resultsCount)
.Take(resultsCount)
.ToListAsync();
return items;
}
public async Task<int> GetTotalCount()
{
await using var context = await _context.CreateDbContextAsync();
return context.ArtifactGroupings.Count();
}
}