93 lines
3 KiB
C#
93 lines
3 KiB
C#
using Microsoft.AspNetCore.Identity;
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using Microsoft.AspNetCore.Identity.EntityFrameworkCore;
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using Microsoft.EntityFrameworkCore;
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using Model;
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namespace Data
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{
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public class SurveyContext: IdentityDbContext<ApplicationUser, IdentityRole, string>
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{
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public SurveyContext(DbContextOptions<SurveyContext> option):base(option)
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{
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}
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public DbSet<Page> Pages { get; set; }
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public DbSet<Banner> Banners { get; set; }
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public DbSet<Address> Addresss { get; set; }
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public DbSet<Footer> Footers { get; set; }
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public DbSet<SocialMedia> SocialMedia { get; set; }
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public DbSet<FooterSocialMedia> FooterSocialMedias { get; set; }
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public DbSet<Questionnaire> Questionnaires { get; set; }
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public DbSet<Question> Questions { get; set; }
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public DbSet<Answer> Answers { get; set; }
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public DbSet<Subscription> Subscriptions { get; set; }
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public DbSet<Response> Responses { get; set; }
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public DbSet<ResponseDetail> ResponseDetails { get; set; }
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public DbSet<ResponseAnswer> ResponseAnswers { get; set; }
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protected override void OnModelCreating(ModelBuilder modelBuilder)
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{
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modelBuilder.Entity<FooterSocialMedia>()
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.HasKey(fsm => new { fsm.FooterId, fsm.SocialId });
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modelBuilder.Entity<FooterSocialMedia>()
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.HasOne(fsm => fsm.Footer)
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.WithMany(f => f.FooterSocialMedias)
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.HasForeignKey(fsm => fsm.FooterId);
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modelBuilder.Entity<FooterSocialMedia>()
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.HasOne(fsm => fsm.SocialMedia)
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.WithMany(s => s.FooterSocialMedias)
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.HasForeignKey(fsm => fsm.SocialId);
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modelBuilder.Entity<Questionnaire>()
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.HasKey(q => q.Id);
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modelBuilder.Entity<Questionnaire>()
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.HasMany(q => q.Questions)
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.WithOne(qn => qn.Questionnaire)
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.HasForeignKey(qn => qn.QuestionnaireId)
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.OnDelete(DeleteBehavior.Cascade);
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modelBuilder.Entity<Question>()
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.HasOne(q => q.Questionnaire)
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.WithMany(qn => qn.Questions)
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.HasForeignKey(q => q.QuestionnaireId)
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.OnDelete(DeleteBehavior.Cascade);
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modelBuilder.Entity<Answer>()
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.HasKey(a => a.Id);
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// Questionnaire to Response relationship
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modelBuilder.Entity<ResponseDetail>()
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.HasOne(rd => rd.Response)
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.WithMany(r => r.ResponseDetails)
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.HasForeignKey(rd => rd.ResponseId)
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.OnDelete(DeleteBehavior.Cascade); // This is safe if only Responses are being deleted leading to ResponseDetails
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modelBuilder.Entity<ResponseDetail>()
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.HasOne(rd => rd.Question)
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.WithMany()
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.HasForeignKey(rd => rd.QuestionId)
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.OnDelete(DeleteBehavior.Restrict);
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base.OnModelCreating(modelBuilder);
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}
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}
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}
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