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Felix-CodingClimberFelix-CodingClimber
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Started implementing generic draft entities.
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12 files changed

+273
-6
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12 files changed

+273
-6
lines changed

‎src/DotNetElements.AppFramework.Abstractions/Drafts/Draft.cs‎

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using System.Text.Json;
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using DotNetElements.AppFramework.Abstractions.Entity;
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namespace DotNetElements.AppFramework.Abstractions.Drafts;
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public sealed class Draft<T> : AuditedEntity<Guid>, IUpdateFrom<DraftModel<T>>
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{
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public Guid OwnerId { get; private init; }
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public int Version { get; private set; }
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public string Content { get; private set; }
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public string? Name { get; private init; }
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public Draft(Guid ownerId, T content, string? name)
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{
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OwnerId = ownerId;
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Name = name;
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Content = JsonSerializer.Serialize(content);
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Version = 1;
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}
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#nullable disable
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private Draft() { } // EF Core constructor
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#nullable enable
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public void Update(DraftModel<T> from)
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{
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string updatedContent = JsonSerializer.Serialize(from.Content);
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if (Content == updatedContent)
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return;
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Content = updatedContent;
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Version++;
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}
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}
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public static class DraftMapper
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{
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public static Draft<T> MapToEntity<T>(this DraftModel<T> model)
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{
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return new Draft<T>(model.OwnerId, model.Content, model.Name);
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}
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public static DraftModel<T> MapToModel<T>(this Draft<T> entity)
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{
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return new DraftModel<T>
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{
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Id = entity.Id,
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OwnerId = entity.OwnerId,
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Version = entity.Version,
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Content = JsonSerializer.Deserialize<T>(entity.Content)!,
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Name = entity.Name
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};
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}
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}

‎src/DotNetElements.AppFramework.Abstractions/Drafts/DraftModel.cs‎

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using DotNetElements.AppFramework.Abstractions.Model;
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namespace DotNetElements.AppFramework.Abstractions.Drafts;
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public sealed class DraftModel<T> : Model<Guid>
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{
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public required Guid OwnerId { get; init; }
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public required int Version { get; init; }
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public required T Content { get; init; }
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public string? Name { get; init; }
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}

‎src/DotNetElements.AppFramework.Abstractions/Drafts/DraftsRoutes.cs‎

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namespace DotNetElements.AppFramework.Abstractions.Drafts;
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public static class DraftsRoutes
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{
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public static string BaseUrl(string draftsEndpoint) => $"{draftsEndpoint}/drafts";
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public static string CreateOrUpdate(string draftsEndpoint) => BaseUrl(draftsEndpoint);
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public static string Delete(string draftsEndpoint) => $"{BaseUrl(draftsEndpoint)}/{{id}}";
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public static string GetById(string draftsEndpoint) => $"{BaseUrl(draftsEndpoint)}/{{id}}";
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public static string GetDetails(string draftsEndpoint) => $"{BaseUrl(draftsEndpoint)}/{{id}}/details";
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public static string GetCreateOrUpdateUrl(string draftsEndpoint) => BaseUrl(draftsEndpoint);
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public static string GetDeleteUrl(string draftsEndpoint, Guid id) => $"{BaseUrl(draftsEndpoint)}/{id}";
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public static string GetByIdUrl(string draftsEndpoint, Guid id) => $"{BaseUrl(draftsEndpoint)}/{id}";
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public static string GetDetailsUrl(string draftsEndpoint, Guid id) => $"{BaseUrl(draftsEndpoint)}/{id}/details";
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}

‎src/DotNetElements.AppFramework.Abstractions/Model/ModelBase.cs‎

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using System.Runtime.CompilerServices;
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using System.Runtime.Serialization;
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namespace DotNetElements.AppFramework.Abstractions.Model;
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namespace DotNetElements.AppFramework.Abstractions.Model;
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public interface IModel<TKey> : IHasKey<TKey>
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where TKey : notnull, IEquatable<TKey>;

‎src/DotNetElements.AppFramework.AspNet/Drafts/DraftModelBuilderExtensions.cs‎

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using System.Linq.Expressions;
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using DotNetElements.AppFramework.Abstractions.Drafts;
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namespace DotNetElements.AppFramework.AspNet.Drafts;
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public static class DraftModelBuilderExtensions
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{
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public static void ConfigureDrafts<TOwner, TContent>(this ModelBuilder modelBuilder, Expression<Func<TOwner, IEnumerable<Draft<TContent>>?>> navigationExpression)
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where TOwner : Entity<Guid>
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where TContent : class
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{
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modelBuilder.Entity<TOwner>()
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.HasMany(navigationExpression)
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.WithOne()
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.HasForeignKey(e => e.OwnerId)
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.IsRequired();
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}
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}

‎src/DotNetElements.AppFramework.AspNet/Drafts/DraftsService.cs‎

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using DotNetElements.AppFramework.Abstractions.Auth;
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using DotNetElements.AppFramework.Abstractions.Drafts;
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using DotNetElements.AppFramework.Abstractions.Model;
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namespace DotNetElements.AppFramework.AspNet.Drafts;
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internal sealed class DraftsService<TContent, TDbContext> : ModuleService<TDbContext>
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where TContent : class
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where TDbContext : DbContext, IDbSetDraft<TContent>
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{
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public DraftsService(TDbContext dbContext, ICurrentUserProvider currentUserProvider, TimeProvider timeProvider)
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: base(dbContext, currentUserProvider, timeProvider)
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{
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}
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public async Task<CrudResult<DraftModel<TContent>>> CreateOrUpdateDraftAsync(DraftModel<TContent> model)
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{
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Draft<TContent>? existingEntity = await DbContext.Drafts
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.FindAsync(model.Id);
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if (existingEntity is null)
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return await CreateDraftAsync(model);
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else
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return await UpdateDraftAsync(existingEntity, model);
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}
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public async Task<CrudResult> DeleteDraftByIdAsync(Guid id)
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{
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Draft<TContent>? existingEntity = await DbContext.Drafts
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.FindAsync(id);
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if (existingEntity is null)
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return Fail(CrudError.NotFound);
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DbContext.Drafts.Remove(existingEntity);
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await DbContext.SaveChangesAsync();
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return CrudResult.Ok(); // todo change to Ok() if DotNetElements.Result is updated
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}
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public async Task<CrudResult<DraftModel<TContent>>> GetDraftById(Guid id)
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{
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Draft<TContent>? existingEntity = await DbContext.Drafts
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.FindAsync(id);
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if (existingEntity is null)
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return Fail(CrudError.NotFound);
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return existingEntity.MapToModel();
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}
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public Task<CrudResult<AuditedModelDetails>> GetDraftAuditDetailsById(Guid id)
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{
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return GetAuditedDetailsByEntityId<Draft<TContent>, Guid>(id);
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}
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private async Task<CrudResult<DraftModel<TContent>>> CreateDraftAsync(DraftModel<TContent> model)
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{
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Draft<TContent> newDraft = model.MapToEntity();
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await AttachAndSaveChangesAsync(newDraft);
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return newDraft.MapToModel();
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}
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private async Task<CrudResult<DraftModel<TContent>>> UpdateDraftAsync(Draft<TContent> existingEntity, DraftModel<TContent> model)
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{
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existingEntity.Update(model);
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await DbContext.SaveChangesAsync();
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return existingEntity.MapToModel();
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}
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}

‎src/DotNetElements.AppFramework.AspNet/Drafts/IDbSetAttachment.cs‎

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using DotNetElements.AppFramework.Abstractions.Drafts;
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namespace DotNetElements.AppFramework.AspNet.Drafts;
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public interface IDbSetDraft<TContent>
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where TContent : class
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{
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public DbSet<Draft<TContent>> Drafts { get; }
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}

‎src/DotNetElements.AppFramework.AspNet/Drafts/WebApplicationBuilderExtensions.cs‎

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using Microsoft.AspNetCore.Builder;
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namespace DotNetElements.AppFramework.AspNet.Drafts;
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public static class WebApplicationBuilderExtensions
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{
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public static WebApplicationBuilder AddDrafts<TContent, TDbContext>(this WebApplicationBuilder builder)
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where TContent : class
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where TDbContext : DbContext, IDbSetDraft<TContent>
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{
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builder.Services.AddModuleService<DraftsService<TContent, TDbContext>, TDbContext>();
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return builder;
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}
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}

‎src/DotNetElements.AppFramework.AspNet/Drafts/WebApplicationExtensions.cs‎

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using DotNetElements.AppFramework.Abstractions.Drafts;
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using DotNetElements.AppFramework.Abstractions.Model;
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using DotNetElements.AppFramework.AspNet.ResultExtensions;
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using Microsoft.AspNetCore.Builder;
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namespace DotNetElements.AppFramework.AspNet.Drafts;
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public static class WebApplicationExtensions
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{
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public static WebApplication UseDrafts<TContent, TDbContext>(WebApplication app, string draftsEndpoint)
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where TContent : class
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where TDbContext : DbContext, IDbSetDraft<TContent>
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{
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// Create or update
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app.MapPut(DraftsRoutes.CreateOrUpdate(draftsEndpoint), async (DraftModel<TContent> model, DraftsService<TContent, TDbContext> draftsService) =>
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{
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CrudResult<DraftModel<TContent>> updateResult = await draftsService.CreateOrUpdateDraftAsync(model);
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return updateResult.MapToHttpResult();
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});
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// Delete
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app.MapDelete(DraftsRoutes.Delete(draftsEndpoint), async (Guid id, DraftsService<TContent, TDbContext> draftsService) =>
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{
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CrudResult deleteResult = await draftsService.DeleteDraftByIdAsync(id);
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return deleteResult.MapToHttpResult();
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});
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// Get by ID
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app.MapGet(DraftsRoutes.GetById(draftsEndpoint), async (Guid id, DraftsService<TContent, TDbContext> draftsService) =>
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{
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CrudResult<DraftModel<TContent>> result = await draftsService.GetDraftById(id);
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return result.MapToHttpResult();
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});
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// Get Audit Details
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app.MapGet(DraftsRoutes.GetDetails(draftsEndpoint), async (Guid id, DraftsService<TContent, TDbContext> draftsService) =>
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{
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CrudResult<AuditedModelDetails> auditResult = await draftsService.GetDraftAuditDetailsById(id);
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return auditResult.MapToHttpResult();
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});
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return app;
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}
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}

‎src/DotNetElements.AppFramework.SqlServer/DraftEntityConfiguration.cs‎

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using DotNetElements.AppFramework.Abstractions.Drafts;
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using Microsoft.EntityFrameworkCore;
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using Microsoft.EntityFrameworkCore.Metadata.Builders;
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namespace DotNetElements.AppFramework.SqlServer;
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public sealed class DraftEntityConfiguration<T> : IEntityTypeConfiguration<Draft<T>>
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{
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public void Configure(EntityTypeBuilder<Draft<T>> builder)
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{
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builder
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.Property(entity => entity.Name)
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.HasMaxLength(255);
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}
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}

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