package v2jsonpb

import (
	"github.com/golang/protobuf/jsonpb"
	"google.golang.org/protobuf/proto"
	"google.golang.org/protobuf/reflect/protoreflect"
	"google.golang.org/protobuf/types/dynamicpb"
	"google.golang.org/protobuf/types/known/anypb"
)

type resolver2 struct {
	backgroundResolver jsonpb.AnyResolver
}

func (r resolver2) FindMessageByName(message protoreflect.FullName) (protoreflect.MessageType, error) {
	panic("implement me")
}

func (r resolver2) FindMessageByURL(url string) (protoreflect.MessageType, error) {
	msg, err := r.backgroundResolver.Resolve(url)
	if err != nil {
		return nil, err
	}
	return msg.(proto.Message).ProtoReflect().Type(), nil
}

func (r resolver2) FindExtensionByName(field protoreflect.FullName) (protoreflect.ExtensionType, error) {
	panic("implement me")
}

func (r resolver2) FindExtensionByNumber(message protoreflect.FullName, field protoreflect.FieldNumber) (protoreflect.ExtensionType, error) {
	panic("implement me")
}

type V2JsonProtobufAnyTypeDescriptor struct {
	protoreflect.MessageDescriptor
}

func (v V2JsonProtobufAnyTypeDescriptor) FullName() protoreflect.FullName {
	return "org.v2fly.SynAny"
}

func (v V2JsonProtobufAnyTypeDescriptor) Fields() protoreflect.FieldDescriptors {
	panic("implement me")
}

type V2JsonProtobufAnyType struct {
	originalType        protoreflect.MessageType
	syntheticDescriptor V2JsonProtobufAnyTypeDescriptor
}

func (v V2JsonProtobufAnyType) New() protoreflect.Message {
	return dynamicpb.NewMessage(v.syntheticDescriptor)
}

func (v V2JsonProtobufAnyType) Zero() protoreflect.Message {
	return dynamicpb.NewMessage(v.syntheticDescriptor)
}

func (v V2JsonProtobufAnyType) Descriptor() protoreflect.MessageDescriptor {
	return v.syntheticDescriptor
}

type V2JsonProtobufFollowerFieldDescriptor struct {
	protoreflect.FieldDescriptor
}

type V2JsonProtobufAnyTypeFieldDescriptor struct {
	protoreflect.FieldDescriptor
}

func (v V2JsonProtobufAnyTypeFieldDescriptor) JSONName() string {
	return "type"
}
func (v V2JsonProtobufAnyTypeFieldDescriptor) TextName() string {
	return "type"
}

type V2JsonProtobufAnyValueField struct {
	protoreflect.FieldDescriptor
	name string
}

func (v *V2JsonProtobufAnyValueField) Kind() protoreflect.Kind {
	return protoreflect.MessageKind
}

func (v *V2JsonProtobufAnyValueField) JSONName() string {
	return v.name
}
func (v *V2JsonProtobufAnyValueField) TextName() string {
	return v.name
}

type V2JsonProtobufAnyFollower struct {
	protoreflect.Message
}

func (v *V2JsonProtobufAnyFollower) Range(f func(protoreflect.FieldDescriptor, protoreflect.Value) bool) {
	v.Message.Range(func(descriptor protoreflect.FieldDescriptor, value protoreflect.Value) bool {
		return followValue(descriptor, value, f)
	})
}

type V2JsonProtobufFollower struct {
	protoreflect.Message
}
type V2JsonProtobufListFollower struct {
	protoreflect.List
}

func (v V2JsonProtobufListFollower) Len() int {
	return v.List.Len()
}

func (v V2JsonProtobufListFollower) Get(i int) protoreflect.Value {
	return protoreflect.ValueOfMessage(&V2JsonProtobufFollower{v.List.Get(i).Message()})
}

func (v V2JsonProtobufListFollower) Set(i int, value protoreflect.Value) {
	panic("implement me")
}

func (v V2JsonProtobufListFollower) Append(value protoreflect.Value) {
	panic("implement me")
}

func (v V2JsonProtobufListFollower) AppendMutable() protoreflect.Value {
	panic("implement me")
}

func (v V2JsonProtobufListFollower) Truncate(i int) {
	panic("implement me")
}

func (v V2JsonProtobufListFollower) NewElement() protoreflect.Value {
	panic("implement me")
}

func (v V2JsonProtobufListFollower) IsValid() bool {
	panic("implement me")
}

type V2JsonProtobufMapFollower struct {
	protoreflect.Map
}

func (v V2JsonProtobufMapFollower) Len() int {
	panic("implement me")
}

func (v V2JsonProtobufMapFollower) Range(f func(protoreflect.MapKey, protoreflect.Value) bool) {
	panic("implement me")
}

func (v V2JsonProtobufMapFollower) Has(key protoreflect.MapKey) bool {
	panic("implement me")
}

func (v V2JsonProtobufMapFollower) Clear(key protoreflect.MapKey) {
	panic("implement me")
}

func (v V2JsonProtobufMapFollower) Get(key protoreflect.MapKey) protoreflect.Value {
	panic("implement me")
}

func (v V2JsonProtobufMapFollower) Set(key protoreflect.MapKey, value protoreflect.Value) {
	panic("implement me")
}

func (v V2JsonProtobufMapFollower) Mutable(key protoreflect.MapKey) protoreflect.Value {
	panic("implement me")
}

func (v V2JsonProtobufMapFollower) NewValue() protoreflect.Value {
	panic("implement me")
}

func (v V2JsonProtobufMapFollower) IsValid() bool {
	panic("implement me")
}

func (v *V2JsonProtobufFollower) Type() protoreflect.MessageType {
	panic("implement me")
}

func (v *V2JsonProtobufFollower) New() protoreflect.Message {
	panic("implement me")
}

func (v *V2JsonProtobufFollower) Interface() protoreflect.ProtoMessage {
	panic("implement me")
}

func (v *V2JsonProtobufFollower) Range(f func(protoreflect.FieldDescriptor, protoreflect.Value) bool) {
	v.Message.Range(func(descriptor protoreflect.FieldDescriptor, value protoreflect.Value) bool {
		name := descriptor.FullName()
		fullname := v.Message.Descriptor().FullName()
		if fullname == "google.protobuf.Any" {

			switch name {
			case "google.protobuf.Any.type_url":
				fd := V2JsonProtobufAnyTypeFieldDescriptor{descriptor}
				return f(fd, value)
			case "google.protobuf.Any.value":
				url := v.Message.Get(v.Message.Descriptor().Fields().ByName("type_url")).String()
				fd := &V2JsonProtobufAnyValueField{descriptor, url}
				follow := &V2JsonProtobufAnyFollower{v.Message}
				return f(fd, protoreflect.ValueOfMessage(follow))
			default:
				panic("unexpected any value")
			}

		}
		return followValue(descriptor, value, f)
	})
}

func followValue(descriptor protoreflect.FieldDescriptor, value protoreflect.Value, f func(protoreflect.FieldDescriptor, protoreflect.Value) bool) bool {
	fd := V2JsonProtobufFollowerFieldDescriptor{descriptor}
	if descriptor.Kind() == protoreflect.MessageKind {
		if descriptor.IsList() {
			value2 := protoreflect.ValueOfList(V2JsonProtobufListFollower{value.List()})
			return f(fd, value2)
		}
		if descriptor.IsMap() {
			value2 := protoreflect.ValueOfMap(V2JsonProtobufMapFollower{value.Map()})
			return f(fd, value2)
		}
		value2 := protoreflect.ValueOfMessage(&V2JsonProtobufFollower{value.Message()})
		return f(fd, value2)
	}

	return f(fd, value)
}

func (v *V2JsonProtobufFollower) Has(descriptor protoreflect.FieldDescriptor) bool {
	panic("implement me")
}

func (v *V2JsonProtobufFollower) Clear(descriptor protoreflect.FieldDescriptor) {
	panic("implement me")
}

func (v *V2JsonProtobufFollower) Set(descriptor protoreflect.FieldDescriptor, value protoreflect.Value) {
	panic("implement me")
}

func (v *V2JsonProtobufFollower) Mutable(descriptor protoreflect.FieldDescriptor) protoreflect.Value {
	panic("implement me")
}

func (v *V2JsonProtobufFollower) NewField(descriptor protoreflect.FieldDescriptor) protoreflect.Value {
	panic("implement me")
}

func (v *V2JsonProtobufFollower) WhichOneof(descriptor protoreflect.OneofDescriptor) protoreflect.FieldDescriptor {
	panic("implement me")
}

func (v *V2JsonProtobufFollower) GetUnknown() protoreflect.RawFields {
	panic("implement me")
}

func (v *V2JsonProtobufFollower) SetUnknown(fields protoreflect.RawFields) {
	panic("implement me")
}

func (v *V2JsonProtobufFollower) IsValid() bool {
	panic("implement me")
}

func (v *V2JsonProtobufFollower) ProtoReflect() protoreflect.Message {
	return v
}

func (v *V2JsonProtobufFollower) Descriptor() protoreflect.MessageDescriptor {
	fullname := v.Message.Descriptor().FullName()
	if fullname == "google.protobuf.Any" {
		//desc := &V2JsonProtobufAnyType{v.Message.Type(), V2JsonProtobufAnyTypeDescriptor{(&anypb.Any{}).ProtoReflect().Descriptor()}}
		desc := &V2JsonProtobufAnyTypeDescriptor{(&anypb.Any{}).ProtoReflect().Descriptor()}
		return desc
	}
	return v.Message.Descriptor()
}

func (v *V2JsonProtobufFollower) Get(fd protoreflect.FieldDescriptor) protoreflect.Value {
	panic("implement me")
}