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Adds a JsonConverter to parse the special JSONN format of the card price information

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This commit is contained in:
Serraniel 2023-03-03 15:23:36 +01:00
parent 054e72cc33
commit 530bbda1b2
Signed by: Serraniel
GPG key ID: 3690B4E7364525D3
1 changed files with 109 additions and 0 deletions
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JpnCardsPokemon.Sdk/Utils/JsonConverter/CardPriceConverter.cs Normal file
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using System;
using System.Collections.Generic;
using System.Linq;
using System.Text.Json;
using System.Text.Json.Serialization;
using JpnCardsPokemon.Sdk.Api;
namespace JpnCardsPokemon.Sdk.Utils.JsonConverter;
internal class CardPriceConverter : JsonConverter<IEnumerable<CardPrice>>
{
public override IEnumerable<CardPrice>? Read(ref Utf8JsonReader reader, Type typeToConvert,
JsonSerializerOptions options)
{
var resultBucket = new List<CardPrice>();
// read sellers
while (reader.Read())
{
// Finished parsing?
if (reader.TokenType == JsonTokenType.EndArray)
break;
if (reader.TokenType != JsonTokenType.PropertyName) continue;
var sellerName = reader.GetString();
// Versions
while (reader.Read())
{
if (reader.TokenType == JsonTokenType.EndArray)
break;
// Version, usually "Regular"
if (reader.TokenType != JsonTokenType.PropertyName) continue;
var cardVersion = reader.GetString();
// Conditions
while (reader.Read())
{
if (reader.TokenType == JsonTokenType.EndObject) break;
if (reader.TokenType != JsonTokenType.PropertyName) continue;
var condition = reader.GetString();
var cardPrice = new CardPrice
{
Seller = sellerName,
Version = cardVersion,
Condition = condition
};
var propertyName = string.Empty;
// Final price properties
while (reader.Read())
{
if (reader.TokenType == JsonTokenType.EndObject) break;
if (reader.TokenType == JsonTokenType.PropertyName)
{
propertyName = reader.GetString();
}
else
{
// search correct property in object
if (string.IsNullOrEmpty(propertyName)) continue;
var property = cardPrice.GetType().GetProperty(propertyName) ?? cardPrice
.GetType().GetProperties().FirstOrDefault(p =>
p.GetCustomAttributes(typeof(JsonPropertyNameAttribute), true)
.Cast<JsonPropertyNameAttribute>()
.Any(a => a.Name.Equals(propertyName,
StringComparison.InvariantCultureIgnoreCase)));
if (property != null)
{
object? value = null;
var propertyType = property.PropertyType;
if (propertyType == typeof(string))
value = reader.GetString();
else if (propertyType == typeof(decimal))
value = reader.GetDecimal();
else if (propertyType == typeof(DateTime))
if (DateTime.TryParse(reader.GetString(), out var dt))
value = dt;
property.SetValue(cardPrice, value);
}
propertyName = string.Empty;
}
}
// add card to bucket
resultBucket.Add(cardPrice);
}
}
}
return resultBucket;
}
public override void Write(Utf8JsonWriter writer, IEnumerable<CardPrice> value, JsonSerializerOptions options)
{
throw new NotImplementedException();
}
}