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SonicTheCatSonicTheCat
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EXAMPREP-04-MAY-2017-STATIONS
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‎ExamPrep-Stations-04-May-2017/11. DB-Advanced-EF-Core-Exam-Preparation-2-Stations.docx

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‎ExamPrep-Stations-04-May-2017/Stations.App/Startup.cs

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namespace Stations.App
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{
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using System;
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using System.IO;
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using AutoMapper;
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using Stations.Data;
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public class Startup
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{
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public static void Main(string[] args)
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{
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var context = new StationsDbContext();
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ResetDatabase(context);
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Console.WriteLine("Database Reset.");
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Mapper.Initialize(cfg => cfg.AddProfile<StationsProfile>());
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ImportEntities(context);
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ExportEntities(context);
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}
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private static void ImportEntities(StationsDbContext context, string baseDir = @"C:\Users\Petya\Desktop\SoftUniPavel\ExamPrep\Stations.DataProcessor\Datasets\")
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{
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const string exportDir = "./ImportResults/";
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var stations = DataProcessor.Deserializer.ImportStations(context, File.ReadAllText(baseDir + "stations.json"));
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PrintAndExportEntityToFile(stations, exportDir + "Stations.txt");
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// Environment.Exit(0);
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var classes = DataProcessor.Deserializer.ImportClasses(context, File.ReadAllText(baseDir + "classes.json"));
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PrintAndExportEntityToFile(classes, exportDir + "Classes.txt");
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var trains = DataProcessor.Deserializer.ImportTrains(context, File.ReadAllText(baseDir + "trains.json"));
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PrintAndExportEntityToFile(trains, exportDir + "Trains.txt");
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var trips = DataProcessor.Deserializer.ImportTrips(context, File.ReadAllText(baseDir + "trips.json"));
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PrintAndExportEntityToFile(trips, exportDir + "Trips.txt");
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var cards = DataProcessor.Deserializer.ImportCards(context, File.ReadAllText(baseDir + "cards.xml"));
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PrintAndExportEntityToFile(cards, exportDir + "Cards.txt");
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var tickets = DataProcessor.Deserializer.ImportTickets(context, File.ReadAllText(baseDir + "tickets.xml"));
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PrintAndExportEntityToFile(tickets, exportDir + "Tickets.txt");
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}
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private static void ExportEntities(StationsDbContext context)
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{
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const string exportDir = "./ImportResults/";
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var jsonOutput = DataProcessor.Serializer.ExportDelayedTrains(context, "01/01/2017");
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Console.WriteLine(jsonOutput);
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//File.WriteAllText(exportDir + "DelayedTrains.json", jsonOutput);
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//Console.Clear();
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var xmlOutput = DataProcessor.Serializer.ExportCardsTicket(context, "Elder");
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Console.WriteLine(xmlOutput);
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//File.WriteAllText(exportDir + "CardsTicket.xml", xmlOutput);
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}
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private static void PrintAndExportEntityToFile(string entityOutput, string outputPath)
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{
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Console.WriteLine(entityOutput);
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//File.WriteAllText(outputPath, entityOutput.TrimEnd());
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}
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private static void ResetDatabase(StationsDbContext context)
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{
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context.Database.EnsureDeleted();
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context.Database.EnsureCreated();
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}
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}
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}

‎ExamPrep-Stations-04-May-2017/Stations.App/Stations.App.csproj

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<Project Sdk="Microsoft.NET.Sdk">
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<PropertyGroup>
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<OutputType>Exe</OutputType>
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<TargetFramework>netcoreapp2.0</TargetFramework>
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</PropertyGroup>
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<ItemGroup>
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<PackageReference Include="Automapper" Version="6.2.1" />
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</ItemGroup>
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<ItemGroup>
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<ProjectReference Include="..\Stations.DataProcessor\Stations.DataProcessor.csproj" />
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</ItemGroup>
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</Project>

‎ExamPrep-Stations-04-May-2017/Stations.App/StationsProfile.cs

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using System.Linq;
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using AutoMapper;
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namespace Stations.App
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{
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public class StationsProfile : Profile
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{
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// Configure your AutoMapper here if you wish to use it. If not, DO NOT DELETE THIS CLASS
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public StationsProfile()
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{
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}
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}
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}

‎ExamPrep-Stations-04-May-2017/Stations.Data/Configuration.cs

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namespace Stations.Data
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{
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public static class Configuration
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{
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public static string ConnectionString = @"Server=.;Database=Stations;Trusted_Connection=True";
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}
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}

‎ExamPrep-Stations-04-May-2017/Stations.Data/Stations.Data.csproj

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<Project Sdk="Microsoft.NET.Sdk">
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<PropertyGroup>
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<TargetFramework>netcoreapp2.0</TargetFramework>
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</PropertyGroup>
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<ItemGroup>
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<PackageReference Include="Microsoft.EntityFrameworkCore.SqlServer" Version="2.0.1" />
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</ItemGroup>
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<ItemGroup>
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<ProjectReference Include="..\Stations.Models\Stations.Models.csproj" />
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</ItemGroup>
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</Project>

‎ExamPrep-Stations-04-May-2017/Stations.Data/StationsDbContext.cs

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using Microsoft.EntityFrameworkCore;
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using Stations.Models;
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namespace Stations.Data
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{
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public class StationsDbContext : DbContext
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{
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public StationsDbContext()
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{
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}
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public StationsDbContext(DbContextOptions options)
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: base(options)
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{
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}
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public DbSet<Train> Trains { get; set; }
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public DbSet<SeatingClass> SeatingClasses { get; set; }
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public DbSet<Station> Stations { get; set; }
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public DbSet<TrainSeat> TrainSeats { get; set; }
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public DbSet<Trip> Trips { get; set; }
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public DbSet<Ticket> Tickets { get; set; }
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public DbSet<CustomerCard> Cards { get; set; }
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protected override void OnConfiguring(DbContextOptionsBuilder optionsBuilder)
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{
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if (!optionsBuilder.IsConfigured)
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{
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optionsBuilder.UseSqlServer(Configuration.ConnectionString);
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}
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}
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protected override void OnModelCreating(ModelBuilder modelBuilder)
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{
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modelBuilder.Entity<SeatingClass>().HasAlternateKey(x => x.Name);
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modelBuilder.Entity<SeatingClass>().HasAlternateKey(x => x.Abbreviation);
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modelBuilder.Entity<Station>().HasAlternateKey(x => x.Name);
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modelBuilder.Entity<Train>().HasAlternateKey(x => x.TrainNumber);
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modelBuilder.Entity<Trip>()
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.HasOne(x => x.OriginStation)
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.WithMany(os => os.TripsFrom)
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.HasForeignKey(x => x.OriginStationId)
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.OnDelete(DeleteBehavior.Restrict);
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modelBuilder.Entity<Trip>()
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.HasOne(x => x.DestinationStation)
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.WithMany(ds => ds.TripsTo)
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.HasForeignKey(x => x.DestinationStationId)
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.OnDelete(DeleteBehavior.Restrict);
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}
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}
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}

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