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using System.Reflection;
using System.Text.Json;
using MatrixRoomUtils.Core.Interfaces;
using MatrixRoomUtils.Core.Responses;
namespace MatrixRoomUtils.Core.Extensions;
public static class IEnumerableExtensions {
public static List<StateEventResponse> DeserializeMatrixTypes(this List<JsonElement> stateEvents) {
return stateEvents.Select(DeserializeMatrixType).ToList();
}
public static StateEventResponse DeserializeMatrixType(this JsonElement stateEvent) {
var type = stateEvent.GetProperty("type").GetString();
var knownType = StateEvent.KnownStateEventTypes.FirstOrDefault(x => x.GetCustomAttribute<MatrixEventAttribute>()?.EventName == type);
if (knownType == null) {
Console.WriteLine($"Warning: unknown event type '{type}'!");
return new StateEventResponse();
}
var eventInstance = Activator.CreateInstance(typeof(StateEventResponse).MakeGenericType(knownType))!;
stateEvent.Deserialize(eventInstance.GetType());
return (StateEventResponse) eventInstance;
}
public static void Replace(this List<StateEvent> stateEvents, StateEvent old, StateEvent @new) {
var index = stateEvents.IndexOf(old);
if (index == -1) return;
stateEvents[index] = @new;
}
}
public class MatrixEventAttribute : Attribute {
public string EventName { get; set; }
}
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