package mongoext

import (
	"git.blackforestbytes.com/BlackForestBytes/goext/exerr"
	"git.blackforestbytes.com/BlackForestBytes/goext/langext"
	"git.blackforestbytes.com/BlackForestBytes/goext/rfctime"
	"go.mongodb.org/mongo-driver/bson"
	"go.mongodb.org/mongo-driver/bson/bsoncodec"
	"go.mongodb.org/mongo-driver/bson/primitive"
	"reflect"
)

func CreateGoExtBsonRegistry() *bsoncodec.Registry {
	reg := bson.NewRegistry()

	reg.RegisterTypeDecoder(reflect.TypeFor[rfctime.RFC3339Time](), rfctime.RFC3339Time{})
	reg.RegisterTypeDecoder(reflect.TypeFor[*rfctime.RFC3339Time](), rfctime.RFC3339Time{})

	reg.RegisterTypeDecoder(reflect.TypeFor[rfctime.RFC3339NanoTime](), rfctime.RFC3339NanoTime{})
	reg.RegisterTypeDecoder(reflect.TypeFor[*rfctime.RFC3339NanoTime](), rfctime.RFC3339NanoTime{})

	reg.RegisterTypeDecoder(reflect.TypeFor[rfctime.UnixTime](), rfctime.UnixTime{})
	reg.RegisterTypeDecoder(reflect.TypeFor[*rfctime.UnixTime](), rfctime.UnixTime{})

	reg.RegisterTypeDecoder(reflect.TypeFor[rfctime.UnixMilliTime](), rfctime.UnixMilliTime{})
	reg.RegisterTypeDecoder(reflect.TypeFor[*rfctime.UnixMilliTime](), rfctime.UnixMilliTime{})

	reg.RegisterTypeDecoder(reflect.TypeFor[rfctime.UnixNanoTime](), rfctime.UnixNanoTime{})
	reg.RegisterTypeDecoder(reflect.TypeFor[*rfctime.UnixNanoTime](), rfctime.UnixNanoTime{})

	reg.RegisterTypeDecoder(reflect.TypeFor[rfctime.Date](), rfctime.Date{})
	reg.RegisterTypeDecoder(reflect.TypeFor[*rfctime.Date](), rfctime.Date{})

	reg.RegisterTypeDecoder(reflect.TypeFor[rfctime.SecondsF64](), rfctime.SecondsF64(0))
	reg.RegisterTypeDecoder(reflect.TypeOf(langext.Ptr(rfctime.SecondsF64(0))), rfctime.SecondsF64(0))

	reg.RegisterTypeDecoder(reflect.TypeFor[exerr.ErrorCategory](), exerr.ErrorCategory{})
	reg.RegisterTypeDecoder(reflect.TypeOf(new(exerr.ErrorCategory{})), exerr.ErrorCategory{})

	reg.RegisterTypeDecoder(reflect.TypeFor[exerr.ErrorSeverity](), exerr.ErrorSeverity{})
	reg.RegisterTypeDecoder(reflect.TypeOf(new(exerr.ErrorSeverity{})), exerr.ErrorSeverity{})

	reg.RegisterTypeDecoder(reflect.TypeFor[exerr.ErrorType](), exerr.ErrorType{})
	reg.RegisterTypeDecoder(reflect.TypeOf(new(exerr.ErrorType{})), exerr.ErrorType{})

	// otherwise we get []primitve.E when unmarshalling into any
	// which will result in {'key': .., 'value': ...}[] json when json-marshalling
	reg.RegisterTypeMapEntry(bson.TypeEmbeddedDocument, reflect.TypeFor[primitive.M]())

	return reg
}