using Infrastructure.Entities;
using Microsoft.EntityFrameworkCore;

namespace Infrastructure.Stub;

public class StubbedContext : AlumniDbContext
{
    public StubbedContext(DbContextOptions<AlumniDbContext> options) : base(options)
    {
    }
    
    public StubbedContext(): this(new DbContextOptionsBuilder<AlumniDbContext>()
        .UseSqlite("DataSource=:memory:")
        .Options)
    {
    }
    
    protected override void OnModelCreating(ModelBuilder modelBuilder)
    {
        base.OnModelCreating(modelBuilder);
        var eventEntities = new List<EventEntity>(
            [ 
                new EventEntity
                {
                    Id = GenerateGuid().ToString(),
                    Title = "Laser Game",
                    Description = "Venez vous amuser et faire du networking lors d'une partie de Laser Game avec vos camarades de promo et d'anciens étudiants !",
                    Date = GenerateRandomDate(),
                    nbPlaces = GenerateRandomInt(1, 100)
                },
                new EventEntity
                {
                    Id = GenerateGuid().ToString(),
                    Title = "Afterwork Raclette",
                    Description = "Venez déguster de la raclette et boire un verre lors de notre afterwork recherche de stage et alternance !",
                    Date = GenerateRandomDate(),
                    nbPlaces = GenerateRandomInt(1, 100)
                },
                new EventEntity
                {
                    Id = GenerateGuid().ToString(),
                    Title = "Conférence : Développeur & IA ?",
                    Description = "Venez assister à une conférence qui vous permettra de découvrir comment l'IA doit être prise en compte dans le développement d'applications !",
                    Date = GenerateRandomDate(),
                    nbPlaces = GenerateRandomInt(1, 100)
                }
            ]
            );
        
        var alumniEntities = new List<User>(
            [
                new User
                {
                    Id = GenerateGuid().ToString(),
                    FirstName = "Test",
                    LastName = "Test",
                    Email = "test@gmail.com",
                    EntryYear = "2021",
                    Password = "1234567890",
                    Role = "ADMIN"
                },
                new User
                {
                    Id = GenerateGuid().ToString(),
                    FirstName = "Test2",
                    LastName = "Test2",
                    Email = "test2@gmail.com",
                    EntryYear = "2021",
                    Password = "1234567890",
                    Role = "USER",
                }
            ]
            );
        var experienceEntities = new List<ExperienceEntity>(
            [
                new ExperienceEntity
                {
                    Id = GenerateGuid().ToString(),
                    Title = "Data Scientist",
                    StartDate = GenerateRandomDate(),
                    CompanyName = "Michelin",
                    IsCurrent = GenerateRandomBool()
                },
                new ExperienceEntity
                {
                    Id = GenerateGuid().ToString(),
                    Title = "Développeur C# .NET",
                    StartDate = GenerateRandomDate(),
                    CompanyName = "CGI",
                    IsCurrent = GenerateRandomBool()
                }
            ]
            );
        var formationEntities = new List<FormationEntity>(
                
            [
                new FormationEntity
                {
                    Id = GenerateGuid().ToString(),
                    SchoolName = "IUT Clermont-Ferrand",
                    Name = "BUT Informatique",
                    StartDate = GenerateRandomDate(),
                    IsCurrent = GenerateRandomBool()
                },
                new FormationEntity
                {
                    Id = GenerateGuid().ToString(),
                    SchoolName = "Isima",
                    Name = "Ingénieur Informatique",
                    StartDate = GenerateRandomDate(),
                    IsCurrent = GenerateRandomBool()
                }
            ]
            );
        
        modelBuilder.Entity<ExperienceEntity>().HasData(experienceEntities);
        modelBuilder.Entity<FormationEntity>().HasData(formationEntities);
        modelBuilder.Entity<User>().HasData(alumniEntities);
        modelBuilder.Entity<EventEntity>().HasData(eventEntities);
    }
    
    
    // Methods to generate random data to stub the database
    public Guid GenerateGuid()
    {
        return Guid.NewGuid();
    }
    
    public string GenerateRandomString(int length)
    {
        var random = new Random();
        const string chars = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789";
        return new string(Enumerable.Repeat(chars, length)
            .Select(s => s[random.Next(s.Length)]).ToArray());
    }
    
    public int GenerateRandomInt(int min, int max)
    {
        var random = new Random();
        return random.Next(min, max);
    }
    
    public DateTime GenerateRandomDate()
    {
        var random = new Random();
        var start = new DateTime(1995, 1, 1);
        var range = (DateTime.Today - start).Days;
        return start.AddDays(random.Next(range));
    }
    
    public bool GenerateRandomBool()
    {
        var random = new Random();
        return random.Next(0, 2) > 0;
    }
    
}