package nosqldb_sdk

import (
	"C"
)
import (
	"strings"
	"unsafe"

	"github.com/oracle/nosql-go-sdk/nosqldb"
	"github.com/oracle/nosql-go-sdk/nosqldb/common"

	"nosql_db_sdk_ffi/util/ptrproxy"
)

//export ffi_nosqldb_config_new
func ffi_nosqldb_config_new() NosqldbConfig {
	cfg := nosqldb.Config{}

	return NosqldbConfig(ptrproxy.Ref(unsafe.Pointer(&cfg)))
}

const (
	endpoint = iota
	mode
	region
	username
	password
)

//export ffi_nosqldb_config_set
func ffi_nosqldb_config_set(unsafe_nosqldb_config_ptr NosqldbConfig, key C.uint, value string) Error {
	nosqldb_config_ptr, ok := ptrproxy.Deref(unsafe.Pointer(unsafe_nosqldb_config_ptr))
	if !ok {
		return C.CString("NosqldbConfigPtr cannot deref")
	}
	config := (*nosqldb.Config)(nosqldb_config_ptr)
	value_cpy := strings.Clone(value)
	switch key {
	case endpoint:
		config.Endpoint = value_cpy
	case mode:
		config.Mode = value_cpy
	case region:
		config.Region = common.Region(value_cpy)
	case username:
		config.Username = value_cpy
	case password:
		config.Password = []byte(value_cpy)
	default:
		return C.CString("invalid key")
	}
	return nil
}

//export ffi_nosqldb_config_set_logging_config
func ffi_nosqldb_config_set_logging_config(unsafe_nosqldb_config_ptr NosqldbConfig, unsafe_nosqldb_logging_config_ptr NosqldbLoggingConfig) Error {
	nosqldb_config_ptr, ok := ptrproxy.Deref(unsafe.Pointer(unsafe_nosqldb_config_ptr))
	if !ok {
		return C.CString("NosqldbConfigPtr cannot deref")
	}
	cfg := (*nosqldb.Config)(nosqldb_config_ptr)

	nosqldb_logging_config_ptr, ok := ptrproxy.Move(unsafe.Pointer(unsafe_nosqldb_logging_config_ptr))
	if !ok {
		return C.CString("NosqldbLoggingConfigPtr cannot deref")
	}
	lcfg := (*nosqldb.LoggingConfig)(nosqldb_logging_config_ptr)

	cfg.LoggingConfig = *lcfg
	return nil
}