/// <summary>
/// Gets the query value as a date and time by a specific key.
/// </summary>
/// <param name="key">The key.</param>
/// <param name="useUnixTimestamp">true if the value is unix timestamp; otherwise, false.</param>
/// <returns>The query value as DateTime.</returns>
public DateTime?TryGetDateTimeValue(string key, bool useUnixTimestamp = false)
{
var v = GetFirstValue(key, true);
var l = TryGetInt64Value(key);
return(l.HasValue ? (useUnixTimestamp ? WebFormat.ParseUnixTimestamp(l.Value) : WebFormat.ParseDate(l.Value)) : WebFormat.ParseDate(v));
}
/// <inheritdoc />
public override DateTime?Read(ref Utf8JsonReader reader, Type typeToConvert, JsonSerializerOptions options)
{
if (reader.TokenType == JsonTokenType.Null || reader.TokenType == JsonTokenType.False)
{
return(null);
}
if (reader.TokenType == JsonTokenType.String)
{
return(WebFormat.ParseDate(reader.GetString()));
}
return(WebFormat.ParseUnixTimestamp(reader.GetInt64()));
}
/// <inheritdoc />
public override void Write(Utf8JsonWriter writer, DateTime?value, JsonSerializerOptions options)
{
var num = WebFormat.ParseUnixTimestamp(value);
if (num.HasValue)
{
writer.WriteNumberValue(num.Value);
}
else
{
writer.WriteNullValue();
}
}
/// <inheritdoc />
public override DateTime Read(ref Utf8JsonReader reader, Type typeToConvert, JsonSerializerOptions options)
{
if (reader.TokenType == JsonTokenType.Number)
{
return(WebFormat.ParseUnixTimestamp(reader.GetInt64()));
}
var v = WebFormat.ParseDate(reader.GetString());
if (v.HasValue)
{
return(v.Value);
}
throw new JsonException("The format is not correct.", new FormatException("The value should be a date time JSON token format."));
}
/// <inheritdoc />
public override void Write(Utf8JsonWriter writer, DateTime value, JsonSerializerOptions options)
{
var num = WebFormat.ParseUnixTimestamp(value);
writer.WriteNumberValue(num);
}
