static void Main(string[] args)
{
Ticket tick1 = new Ticket(1, "09-04-2020", 1, "A", 15);
Ticket tick2 = new Ticket(1, "09-04-2020", 1, "A", 16);
Ticket tick3 = new Ticket(1, "09-04-2020", 1, "A", 17);
JsonSerializerOptions options = new JsonSerializerOptions
{
WriteIndented = true,
IgnoreNullValues = true,
IgnoreReadOnlyProperties = true
};
//STORE JSON OBJECT
var jsonString = JsonSerializer.Serialize(new Ticket[] { tick1, tick2, tick3 }, options);
Console.WriteLine(jsonString);
File.WriteAllText("data.json", jsonString);
//READ AND UPDATE JSON OBJECT
string jsonText = File.ReadAllText("data.json");
List <Ticket> tickets = new List <Ticket>();
using (JsonDocument document = JsonDocument.Parse(jsonString))
{
JsonElement root = document.RootElement;
JsonElement ticketsArrayElement = root;
foreach (JsonElement ticket in ticketsArrayElement.EnumerateArray())
{
//Make .NET object is values are present in JSON
if (ticket.TryGetProperty("Price", out JsonElement PriceElement) &&
ticket.TryGetProperty("Date", out JsonElement DateElement) &&
ticket.TryGetProperty("TheaterNumber", out JsonElement TheaterElement) &&
ticket.TryGetProperty("SeatNumber", out JsonElement SeatElement) &&
SeatElement.TryGetProperty("Row", out var RowElement) && SeatElement.TryGetProperty("Seat", out var SeatNumElement)
)
{
int price = PriceElement.GetInt32();
string date = DateElement.GetString();
int theaterNumber = TheaterElement.GetInt32();
string row = RowElement.GetString();
int seat = SeatNumElement.GetInt32();
tickets.Add(new Ticket(price, date, theaterNumber, row, seat));
}
}
}
tickets[0].Date = "DATE HAS BEEN MODIFIED";
jsonText = JsonSerializer.Serialize(tickets, options);
File.WriteAllText("data.json", jsonText);
}
