public static bool Where(this Entities.Reader reader, string namePattern)
{
if (reader == null)
{
throw new System.ArgumentNullException(nameof(reader));
}
return(reader.Name.Contains(namePattern, System.StringComparison.OrdinalIgnoreCase));
}
public static bool Has(this Entities.Reader reader, bool?hasUnreturnedBook)
{
if (reader == null)
{
throw new System.ArgumentNullException(nameof(reader));
}
if (hasUnreturnedBook == null)
{
return(true);
}
return(reader.UnreturnedAmount > 0 == hasUnreturnedBook.Value);
}
public static bool Where(this Entities.Reader reader, bool?isDebtor)
{
if (reader == null)
{
throw new System.ArgumentNullException(nameof(reader));
}
if (isDebtor == null)
{
return(true);
}
return(isDebtor.Value == reader.Abonnements.Any(a => a.IsLate()));
}
public static bool Where(this Entities.Abonnement abonnement, Entities.Reader reader)
{
if (abonnement == null)
{
throw new System.ArgumentNullException(nameof(abonnement));
}
if (reader == null)
{
throw new System.ArgumentNullException(nameof(reader));
}
return(abonnement.Reader == reader);
}
// METHODS
protected override void Seed(DataBaseContext context)
{
// COUNTRIES
int countriesAmount = countriesList.Length;
Entities.Country[] countries = new Entities.Country[countriesAmount];
for (int i = 0; i < countriesAmount; ++i)
{
countries[i] = new Entities.Country()
{
Name = countriesList[i]
};
}
context.Countries.AddRange(countries);
// CATEGORIES
int categoriesAmount = random.Next(10, 25);
Entities.Category[] categories = new Entities.Category[categoriesAmount];
for (int i = 0; i < categoriesAmount; ++i)
{
categories[i] = new Entities.Category()
{
Name = words[random.Next(words.Length)]
};
}
context.Categories.AddRange(categories);
// GENRES
int genresAmount = random.Next(10, 25);
Entities.Genre[] genres = new Entities.Genre[genresAmount];
for (int i = 0; i < genresAmount; ++i)
{
genres[i] = new Entities.Genre()
{
Name = words[random.Next(words.Length)]
};
}
context.Genres.AddRange(genres);
// AUTHORS
int authorsAmount = random.Next(50, 150);
Entities.Author[] authors = new Entities.Author[authorsAmount];
for (int i = 0; i < authorsAmount; ++i)
{
authors[i] = new Entities.Author()
{
Name = words[random.Next(words.Length)],
Surname = words[random.Next(words.Length)],
Nickname = words[random.Next(words.Length)] + words[random.Next(words.Length)]
};
}
context.Authors.AddRange(authors);
// PUBLISHING HOUSES
int publishingHousesAmount = random.Next(20, 50);
Entities.PublishingHouse[] publishingHouses = new Entities.PublishingHouse[publishingHousesAmount];
for (int i = 0; i < publishingHousesAmount; ++i)
{
publishingHouses[i] = new Entities.PublishingHouse()
{
Name = words[random.Next(words.Length)],
Country = countries[random.Next(countriesAmount)],
};
}
context.PublishingHouses.AddRange(publishingHouses);
// BOOK
int booksAmount = random.Next(100, 500);
Entities.Book[] books = new Entities.Book[booksAmount];
for (int i = 0; i < booksAmount; ++i)
{
books[i] = new Entities.Book()
{
Name = string.Join(" ", GenerateList(names, 1, 5)),
Amount = random.Next(25, 50),
Year = random.Next(1975, System.DateTime.Now.Year),
Authors = GenerateList(authors, 1, 5),
PublishingHouses = GenerateList(publishingHouses, 1, 3),
Categories = GenerateList(categories, 1, 5),
Genres = GenerateList(genres, 1, 5)
};
}
context.Books.AddRange(books);
// READERS
int readersAmount = random.Next(100, 500);
Entities.Reader[] readers = new Entities.Reader[readersAmount];
for (int i = 0; i < readersAmount; ++i)
{
readers[i] = new Entities.Reader()
{
Name = names[random.Next(names.Length)],
Surname = names[random.Next(names.Length)],
Address = string.Join(" ", GenerateList(words, 1, 5)),
Phone = GeneratePhoneNumber()
};
}
context.Readers.AddRange(readers);
// ABONNEMENTS
int abonnementsAmount = random.Next(1500, 5000);
Entities.Abonnement[] abonnements = new Entities.Abonnement[abonnementsAmount];
for (int i = 0; i < abonnementsAmount; ++i)
{
System.DateTime takeDate = GenerateDate();
bool isReturned = random.Next(2) == 1;
abonnements[i] = new Entities.Abonnement()
{
Reader = readers[random.Next(readers.Length)],
Book = books[random.Next(books.Length)],
TakeTime = takeDate,
TakenPeriod = takeDate.AddDays(random.Next(7, 28)),
ReturnTime = isReturned ? (System.DateTime?)takeDate.AddDays(random.Next(1, 20)) : null
};
}
context.Abonnements.AddRange(abonnements);
base.Seed(context);
}
protected override void Seed(DataBaseContext context)
{
// COUNTRIES
Entities.Country[] countries = new Entities.Country[]
{
new Entities.Country()
{
Name = "Albania"
},
new Entities.Country()
{
Name = "Austria"
},
new Entities.Country()
{
Name = "Canada"
},
new Entities.Country()
{
Name = "Germany"
},
new Entities.Country()
{
Name = "Italy"
},
new Entities.Country()
{
Name = "Ukraine"
}
};
context.Countries.AddRange(countries);
// CATEGORIES
Entities.Category[] categories = new Entities.Category[]
{
new Entities.Category()
{
Name = "Novel"
},
new Entities.Category()
{
Name = "Poems"
}
};
context.Categories.AddRange(categories);
// GENRES
Entities.Genre[] genres = new Entities.Genre[]
{
new Entities.Genre()
{
Name = "Fantasy"
},
new Entities.Genre()
{
Name = "Mystery"
},
new Entities.Genre()
{
Name = "Detective story"
},
};
context.Genres.AddRange(genres);
// AUTHORS
Entities.Author[] authors = new Entities.Author[]
{
new Entities.Author()
{
Name = "Howard", Surname = "Lovecraft", Nickname = "Howard Phillips Lovecraft"
},
new Entities.Author()
{
Name = "Stephen", Surname = "King", Nickname = "Stephen Edwin King"
},
new Entities.Author()
{
Name = "Edgar", Surname = "Poe", Nickname = "Edgar Allan Poe"
},
};
context.Authors.AddRange(authors);
// PUBLISHING HOUSES
Entities.PublishingHouse[] publishingHouses = new Entities.PublishingHouse[]
{
new Entities.PublishingHouse()
{
Name = "Wiley", Country = countries[0]
},
new Entities.PublishingHouse()
{
Name = "Bertelsmann", Country = countries[3]
},
new Entities.PublishingHouse()
{
Name = "Thomson Reuters", Country = countries[2]
},
};
context.PublishingHouses.AddRange(publishingHouses);
// BOOK
Entities.Book[] books = new Entities.Book[]
{
new Entities.Book()
{
Name = "The Call of Cthulhu",
Amount = 23,
Year = 1995,
Authors = new [] { authors[0] },
PublishingHouses = new Entities.PublishingHouse[] { publishingHouses[0] },
Categories = new Entities.Category[] { categories[0] },
Genres = new Entities.Genre[] { genres[0], genres[1] }
},
new Entities.Book()
{
Name = "The Shining",
Amount = 23,
Year = 1993,
Authors = new [] { authors[1] },
PublishingHouses = new Entities.PublishingHouse[] { publishingHouses[1] },
Categories = new Entities.Category[] { categories[0] },
Genres = new Entities.Genre[] { genres[1] }
},
new Entities.Book()
{
Name = "It",
Amount = 23,
Year = 1978,
Authors = new [] { authors[1] },
PublishingHouses = new Entities.PublishingHouse[] { publishingHouses[2] },
Categories = new Entities.Category[] { categories[0] },
Genres = new Entities.Genre[] { genres[1] }
},
new Entities.Book()
{
Name = "The Raven",
Amount = 23,
Year = 1990,
Authors = new [] { authors[2] },
PublishingHouses = new Entities.PublishingHouse[] { publishingHouses[0] },
Categories = new Entities.Category[] { categories[1] },
Genres = new Entities.Genre[] { genres[1] }
},
};
context.Books.AddRange(books);
// READERS
Entities.Reader[] readers = new Entities.Reader[]
{
new Entities.Reader()
{
Name = "John",
Surname = "Doe",
Address = "Lorem Ipsum",
Phone = "3809912345"
},
new Entities.Reader()
{
Name = "Jane",
Surname = "Doe",
Address = "Dolor sit amet",
Phone = "3809812345"
},
};
context.Readers.AddRange(readers);
// ABONNEMENTS
Entities.Abonnement[] abonnements = new Entities.Abonnement[]
{
new Entities.Abonnement()
{
Reader = readers[0],
Book = books[0],
TakeTime = new System.DateTime(year: 2019, month: 2, day: 23),
TakenPeriod = new System.DateTime(year: 2019, month: 2, day: 27)
},
new Entities.Abonnement()
{
Reader = readers[1],
Book = books[1],
TakeTime = new System.DateTime(year: 2019, month: 2, day: 23),
TakenPeriod = new System.DateTime(year: 2019, month: 2, day: 27),
ReturnTime = new System.DateTime(year: 2019, month: 2, day: 25)
},
new Entities.Abonnement()
{
Reader = readers[0],
Book = books[2],
TakeTime = new System.DateTime(year: 2019, month: 2, day: 23),
TakenPeriod = new System.DateTime(year: 2019, month: 2, day: 27),
ReturnTime = new System.DateTime(year: 2019, month: 2, day: 28)
},
new Entities.Abonnement()
{
Reader = readers[0],
Book = books[3],
TakeTime = new System.DateTime(year: 2019, month: 2, day: 23),
TakenPeriod = new System.DateTime(year: 2019, month: 2, day: 27)
},
};
context.Abonnements.AddRange(abonnements);
base.Seed(context);
}
