static void Main(string[] args)
{
#region Class Approach
BookClass b1 = new BookClass("Test Book", "Bob");
BookClass b2 = new BookClass("Test Book 2", "Bob");
var json = JsonSerializer.Serialize(b1);
var equals = b1 == b2;
Console.WriteLine($"is Equal?{equals}");
Console.WriteLine(json);
var b3 = JsonSerializer.Deserialize <BookClass>(json);
var secondEquals = b3 == b1;
Console.WriteLine($"is second Equal?{secondEquals}");
(string bookName, string authorName) = b1;
#endregion
#region Record Approach
var b4 = new BookRecord("Test Book 3", "Bob");
var b5 = new BookRecord("Test Book 4", "Bob");
var json2 = JsonSerializer.Serialize(b4);
Console.WriteLine(json2);
var b6 = JsonSerializer.Deserialize <BookRecord>(json2);
var seprateRecordEquality = b4 == b5; //False
var recordEquality = b4 == b6; //True
var b7 = b4;
b4.AuthorName = "Peter";
var sameRecordChangeCheck = b7 == b4; //True
b4 = b4 with {
AuthorName = "Peter"
}; //Record immutability ! A New Record is
(string authorNameTuple, string bookNameTuple) = b4; // Test Book 3 , Peter
var immutabilityEquality = b6 == b4; //False
Console.WriteLine(b4.ToString()); // Test Book 3 , Peter
#endregion
}
}