private async Task <string> WriteTypeSerializerMethodAsync(
CodeWriter writer,
IType type,
ISet <string> generatedMethods)
{
IType actualType = type.IsNonNullType() ? type.InnerType() : type;
string serializerName = SerializerNameUtils.CreateSerializerName(actualType);
if (!generatedMethods.Add(serializerName))
{
return(serializerName);
}
if (actualType.IsListType())
{
IType elementType = type.ElementType();
string itemSerializer = await WriteTypeSerializerMethodAsync(
writer, elementType, generatedMethods)
.ConfigureAwait(false);
await writer.WriteLineAsync().ConfigureAwait(false);
await WriteTypeSerializerMethodHeaderAsync(writer, serializerName)
.ConfigureAwait(false);
await writer.WriteIndentedLineAsync("{").ConfigureAwait(false);
using (writer.IncreaseIndent())
{
if (!type.IsNonNullType())
{
await WriteNonNullHandlingAsync(writer).ConfigureAwait(false);
await writer.WriteLineAsync().ConfigureAwait(false);
}
await writer.WriteIndentedLineAsync(
"IList source = (IList)value;")
.ConfigureAwait(false);
if (_languageVersion == LanguageVersion.CSharp_8_0)
{
await writer.WriteIndentedLineAsync(
"object?[] result = new object?[source.Count];")
.ConfigureAwait(false);
}
else
{
await writer.WriteIndentedLineAsync(
"object[] result = new object[source.Count];")
.ConfigureAwait(false);
}
await writer.WriteIndentedLineAsync(
"for(int i = 0; i < source.Count; i++)")
.ConfigureAwait(false);
await writer.WriteIndentedLineAsync("{").ConfigureAwait(false);
using (writer.IncreaseIndent())
{
await writer.WriteIndentedLineAsync(
$"result[i] = {itemSerializer}(source[i]);")
.ConfigureAwait(false);
}
await writer.WriteIndentedLineAsync("}").ConfigureAwait(false);
await writer.WriteIndentedLineAsync("return result;").ConfigureAwait(false);
}
await writer.WriteIndentedLineAsync("}").ConfigureAwait(false);
}
else
{
await WriteTypeSerializerMethodHeaderAsync(writer, serializerName)
.ConfigureAwait(false);
await writer.WriteIndentedLineAsync("{").ConfigureAwait(false);
using (writer.IncreaseIndent())
{
if (!type.IsNonNullType())
{
await WriteNonNullHandlingAsync(writer).ConfigureAwait(false);
await writer.WriteLineAsync().ConfigureAwait(false);
}
await writer.WriteIndentAsync().ConfigureAwait(false);
await writer.WriteAsync(
"return _")
.ConfigureAwait(false);
await writer.WriteAsync(GetFieldName(actualType.NamedType().Name))
.ConfigureAwait(false);
await writer.WriteAsync(
_languageVersion == LanguageVersion.CSharp_8_0
? "Serializer!.Serialize(value);"
: "Serializer.Serialize(value);")
.ConfigureAwait(false);
await writer.WriteLineAsync().ConfigureAwait(false);
}
await writer.WriteIndentedLineAsync("}").ConfigureAwait(false);
}
return(serializerName);
}
private async Task WriteSerializeMethodAsync(
CodeWriter writer,
IInputClassDescriptor descriptor)
{
await writer.WriteIndentAsync().ConfigureAwait(false);
if (_languageVersion == LanguageVersion.CSharp_8_0)
{
await writer.WriteAsync("public object? Serialize(object? value)")
.ConfigureAwait(false);
}
else
{
await writer.WriteAsync("public object Serialize(object value)")
.ConfigureAwait(false);
}
await writer.WriteLineAsync().ConfigureAwait(false);
await writer.WriteIndentAsync().ConfigureAwait(false);
await writer.WriteAsync('{').ConfigureAwait(false);
await writer.WriteLineAsync().ConfigureAwait(false);
using (writer.IncreaseIndent())
{
await writer.WriteIndentedLineAsync(
"if (_needsInitialization)")
.ConfigureAwait(false);
await writer.WriteIndentedLineAsync("{")
.ConfigureAwait(false);
using (writer.IncreaseIndent())
{
await writer.WriteIndentedLineAsync(
"throw new InvalidOperationException(")
.ConfigureAwait(false);
using (writer.IncreaseIndent())
{
await writer.WriteIndentedLineAsync(
"$\"The serializer for type `{Name}` has not been initialized.\");")
.ConfigureAwait(false);
}
}
await writer.WriteIndentedLineAsync("}")
.ConfigureAwait(false);
await writer.WriteLineAsync().ConfigureAwait(false);
await WriteNonNullHandlingAsync(writer).ConfigureAwait(false);
await writer.WriteIndentAsync().ConfigureAwait(false);
await writer.WriteAsync($"var input = ({descriptor.Name})value;")
.ConfigureAwait(false);
await writer.WriteLineAsync().ConfigureAwait(false);
await writer.WriteIndentAsync().ConfigureAwait(false);
if (_languageVersion == LanguageVersion.CSharp_8_0)
{
await writer.WriteAsync("var map = new Dictionary<string, object?>();")
.ConfigureAwait(false);
}
else
{
await writer.WriteAsync("var map = new Dictionary<string, object>();")
.ConfigureAwait(false);
}
await writer.WriteLineAsync().ConfigureAwait(false);
await writer.WriteLineAsync().ConfigureAwait(false);
foreach (IInputFieldDescriptor field in descriptor.Fields)
{
IType type = field.Type.IsNonNullType() ? field.Type.InnerType() : field.Type;
string serializerName = SerializerNameUtils.CreateSerializerName(type);
await writer.WriteIndentedLineAsync(
$"if (input.{GetPropertyName(field.Name)}.HasValue)")
.ConfigureAwait(false);
await writer.WriteIndentedLineAsync("{").ConfigureAwait(false);
using (writer.IncreaseIndent())
{
await writer.WriteIndentAsync().ConfigureAwait(false);
await writer.WriteAsync($"map.Add(\"{field.Field.Name}\", ")
.ConfigureAwait(false);
await writer.WriteAsync($"{serializerName}(").ConfigureAwait(false);
await writer.WriteAsync($"input.{GetPropertyName(field.Name)}.Value));")
.ConfigureAwait(false);
await writer.WriteLineAsync().ConfigureAwait(false);
}
await writer.WriteIndentedLineAsync("}").ConfigureAwait(false);
await writer.WriteLineAsync().ConfigureAwait(false);
}
await writer.WriteIndentAsync().ConfigureAwait(false);
await writer.WriteAsync("return map;").ConfigureAwait(false);
await writer.WriteLineAsync().ConfigureAwait(false);
}
await writer.WriteIndentAsync().ConfigureAwait(false);
await writer.WriteAsync('}').ConfigureAwait(false);
await writer.WriteLineAsync().ConfigureAwait(false);
await writer.WriteLineAsync().ConfigureAwait(false);
await WriteTypeSerializerMethodsAsync(writer, descriptor).ConfigureAwait(false);
}