75 lines
3.1 KiB
C#
75 lines
3.1 KiB
C#
using Microsoft.AspNetCore.Identity.EntityFrameworkCore;
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using Microsoft.EntityFrameworkCore;
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using Microsoft.EntityFrameworkCore.Storage.ValueConversion;
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namespace Wave.Data;
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public class ApplicationDbContext(DbContextOptions<ApplicationDbContext> options)
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: IdentityDbContext<ApplicationUser>(options) {
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protected override void OnModelCreating(ModelBuilder builder) {
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base.OnModelCreating(builder);
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var dateTimeOffsetUtcConverter = new ValueConverter<DateTimeOffset, DateTimeOffset>(
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model => model.ToUniversalTime(),
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utc => utc.ToLocalTime()
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);
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builder.Entity<ApplicationUser>(user => {
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user.Property(u => u.FullName).HasMaxLength(64);
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user.Property(u => u.AboutTheAuthor).HasMaxLength(512);
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user.Property(u => u.Biography).HasMaxLength(4096);
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user.HasOne(u => u.ProfilePicture).WithOne().HasForeignKey(typeof(ProfilePicture))
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.OnDelete(DeleteBehavior.SetNull);
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user.Navigation(u => u.ProfilePicture).IsRequired(false);
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});
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builder.Entity<ProfilePicture>(pfp => {
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pfp.HasKey(p => p.Id);
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pfp.Property(p => p.ImageId).IsRequired();
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pfp.ToTable("ProfilePictures");
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});
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builder.Entity<Article>(article => {
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article.HasKey(a => a.Id);
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article.Property(a => a.Title)
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.IsRequired().HasMaxLength(256);
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article.HasOne(a => a.Author).WithMany()
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.IsRequired().OnDelete(DeleteBehavior.Cascade);
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article.HasOne(a => a.Reviewer).WithMany()
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.IsRequired(false).OnDelete(DeleteBehavior.SetNull);
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article.Property(a => a.CreationDate)
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.IsRequired().HasDefaultValueSql("now()")
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.HasConversion(dateTimeOffsetUtcConverter);
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article.Property(a => a.PublishDate)
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.HasConversion(dateTimeOffsetUtcConverter);
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article.Property(a => a.LastModified)
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.IsRequired().HasDefaultValueSql("now()")
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.HasConversion(dateTimeOffsetUtcConverter);
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article.HasQueryFilter(a => !a.IsDeleted);
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article.ToTable("Articles");
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});
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builder.Entity<Category>(category => {
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category.HasKey(c => c.Id);
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category.Property(c => c.Name).IsRequired().HasMaxLength(128);
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category.Property(c => c.Color).IsRequired().HasDefaultValue(CategoryColors.Default);
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category.HasMany<Article>().WithMany()
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.UsingEntity<ArticleCategory>(
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ac => ac.HasOne(a => a.Article).WithMany().OnDelete(DeleteBehavior.NoAction),
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ac => ac.HasOne(a => a.Category).WithMany().OnDelete(DeleteBehavior.NoAction),
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articleCategory => {
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articleCategory.HasKey(ac => ac.Id);
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articleCategory.ToTable("ArticleCategories");
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articleCategory.HasQueryFilter(ac => !ac.Article.IsDeleted);
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});
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category.ToTable("Categories");
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});
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}
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} |