using EntityFrameworkCore.Domain; using Microsoft.EntityFrameworkCore; using Microsoft.EntityFrameworkCore.Metadata.Builders; namespace EntityFrameworkCore.Data; public class TeamConfiguration : IEntityTypeConfiguration { public void Configure(EntityTypeBuilder builder) { builder.HasIndex(t => t.Name).IsUnique(); // example composite key configuration. // builder.HasIndex(λ => new { λ.CoachId, λ.LeagueId }).IsUnique(); builder.Property(λ => λ.Name).HasMaxLength(100).IsRequired(); builder.HasMany(m => m.HomeMatches) // A team has many home matches. .WithOne(m => m.HomeTeam) // Mapped to the HomeTeam property. .HasForeignKey(m => m.HomeTeamId) .IsRequired() .OnDelete(DeleteBehavior.Restrict); builder.HasMany(m => m.AwayMatches) // A team has many home matches. .WithOne(m => m.AwayTeam) // Mapped to the HomeTeam property. .HasForeignKey(m => m.AwayTeamId) .IsRequired() .OnDelete(DeleteBehavior.Restrict); builder.HasData( // Use hardcoded dates, not dynamic data such as new DateTimeOffset.UtcNow.DateTime for seeding. new Team { Id = 1, Name = "Neo Delhi", CreatedDate = new DateTime(2025, 4, 4, 17, 7, 27, 33), LeagueId = 2, CoachId = 1 }, new Team { Id = 2, Name = "Voodoo", CreatedDate = new DateTime(2025, 4, 4, 17, 7, 27, 33), LeagueId = 1, CoachId = 2 }, new Team { Id = 3, Name = "Penal X", CreatedDate = new DateTime(2025, 4, 4, 17, 7, 27, 33), LeagueId = 1, CoachId = 3 }, new Team { Id = 4, Name = "Neo Tokyo", CreatedDate = new DateTime(2025, 4, 4, 17, 7, 27, 33), LeagueId = 3, CoachId = 4 }, new Team { Id = 5, Name = "Neo Barcelona", CreatedDate = new DateTime(2025, 4, 4, 17, 7, 27, 33), LeagueId = 2, CoachId = 5 }, new Team { Id = 6, Name = "Neo Manchester", CreatedDate = new DateTime(2025, 4, 4, 17, 7, 27, 33), LeagueId = 2, CoachId = 6 }, new Team { Id = 7, Name = "Neo Bangkok", CreatedDate = new DateTime(2025, 4, 4, 17, 7, 27, 33), LeagueId = 3, CoachId = 7 }, new Team { Id = 8, Name = "Neo Amsterdam", CreatedDate = new DateTime(2025, 4, 4, 17, 7, 27, 33), LeagueId = 3, CoachId = 8 }, new Team { Id = 9, Name = "Killaklowns", CreatedDate = new DateTime(2025, 4, 4, 17, 7, 27, 33), LeagueId = 1, CoachId = 9 }, new Team { Id = 10, Name = "Sol", CreatedDate = new DateTime(2025, 4, 4, 17, 7, 27, 33), LeagueId = 1, CoachId = 10 }, new Team { Id = 11, Name = "DEC", CreatedDate = new DateTime(2025, 4, 4, 17, 7, 27, 33), LeagueId = 4, CoachId = 11 }, new Team { Id = 12, Name = "Leopards", CreatedDate = new DateTime(2025, 4, 4, 17, 7, 27, 33), LeagueId = 1, CoachId = 12 }, new Team { Id = 13, Name = "Harlequins", CreatedDate = new DateTime(2025, 4, 4, 17, 7, 27, 33), LeagueId = 1, CoachId = 13 }, new Team { Id = 14, Name = "Gladiators", CreatedDate = new DateTime(2025, 4, 4, 17, 7, 27, 33), LeagueId = 4, CoachId = 14 }, new Team { Id = 15, Name = "Fiz-O", CreatedDate = new DateTime(2025, 4, 4, 17, 7, 27, 33), LeagueId = 1, CoachId = 15 } ); } }