48 lines
1.7 KiB
C#
48 lines
1.7 KiB
C#
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using data.DAO;
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using Microsoft.EntityFrameworkCore;
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namespace data;
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public class DatabaseContext : DbContext
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{
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public DatabaseContext() { }
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protected override void OnConfiguring(DbContextOptionsBuilder optionsBuilder)
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=> optionsBuilder.UseNpgsql("Host=45.67.56.214;Port=5454;Username=user13;Password=keNBA0yK");
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public DbSet<Student> Students { get; set; }
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public DbSet<Group> Groups { get; set; }
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public DbSet<Diary> Diaries { get; set; }
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public DbSet<Subject> Subjects { get; set; }
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public DbSet<Traffic> Traffics { get; set; }
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public DbSet<StudentGroupSubject> StudentGroupsSubjects { get; set; }
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protected override void OnModelCreating(ModelBuilder modelBuilder)
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{
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modelBuilder.Entity<Student>().Property(it => it.Id).ValueGeneratedOnAdd();
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modelBuilder.Entity<Group>().Property(it => it.Id).ValueGeneratedOnAdd();
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modelBuilder.Entity<Traffic>().Property(it => it.Id).ValueGeneratedOnAdd();
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modelBuilder.Entity<StudentGroupSubject>().Property(it => it.Id).ValueGeneratedOnAdd();
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modelBuilder.Entity<Diary>().Property(it => it.Id).ValueGeneratedOnAdd();
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modelBuilder.Entity<Subject>().Property(it => it.Id).ValueGeneratedOnAdd();
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modelBuilder.Entity<Student>()
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.HasOne(it => it.Group);
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modelBuilder.Entity<Diary>()
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.HasOne(it => it.StudentGroupSubject);
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modelBuilder.Entity<Diary>()
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.HasOne(it => it.Traffic);
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modelBuilder.Entity<Diary>()
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.HasOne(it => it.Student);
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modelBuilder.Entity<StudentGroupSubject>()
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.HasOne(it => it.Group);
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modelBuilder.Entity<StudentGroupSubject>()
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.HasOne(it => it.Subject);
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}
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}
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