Files
2026-07-15 22:42:31 +08:00

152 lines
3.7 KiB
Go

package template_container_mapper
import (
"fmt"
"strings"
"github.com/XingfenD/yoresee_doc/internal/dto"
pb "github.com/XingfenD/yoresee_doc/pkg/gen/yoresee_doc/v1"
)
const defaultContainerName = "own"
type Mapper interface {
Name() string
ProtoType() pb.CreateTemplateContainer
DTOType() dto.TemplateContainer
Scope() string
IsPublic() bool
RequiresKnowledgeBaseID() bool
}
type registry struct {
byName map[string]Mapper
byProto map[pb.CreateTemplateContainer]Mapper
byDTO map[dto.TemplateContainer]Mapper
}
var globalRegistry = &registry{
byName: make(map[string]Mapper),
byProto: make(map[pb.CreateTemplateContainer]Mapper),
byDTO: make(map[dto.TemplateContainer]Mapper),
}
func RegisterMapper(mapper Mapper) {
if err := globalRegistry.register(mapper); err != nil {
panic(err)
}
}
func (r *registry) register(mapper Mapper) error {
if mapper == nil {
return fmt.Errorf("template container mapper is nil")
}
name := normalizeName(mapper.Name())
if name == "" {
return fmt.Errorf("template container mapper name is empty")
}
protoType := mapper.ProtoType()
dtoType := mapper.DTOType()
if dtoType == "" {
return fmt.Errorf("template container mapper %q has invalid dto mapping", name)
}
if strings.TrimSpace(mapper.Scope()) == "" {
return fmt.Errorf("template container mapper %q has empty scope mapping", name)
}
if _, exists := r.byName[name]; exists {
return fmt.Errorf("template container mapper %q already registered", name)
}
if _, exists := r.byProto[protoType]; exists {
return fmt.Errorf("template container proto mapping %v already registered", protoType)
}
if _, exists := r.byDTO[dtoType]; exists {
return fmt.Errorf("template container dto mapping %q already registered", dtoType)
}
r.byName[name] = mapper
r.byProto[protoType] = mapper
r.byDTO[dtoType] = mapper
return nil
}
func normalizeName(name string) string {
return strings.ToLower(strings.TrimSpace(name))
}
func (r *registry) findByName(name string) Mapper {
return r.byName[normalizeName(name)]
}
func (r *registry) findByProto(t pb.CreateTemplateContainer) Mapper {
return r.byProto[t]
}
func (r *registry) findByDTO(t dto.TemplateContainer) Mapper {
return r.byDTO[t]
}
func (r *registry) defaultMapper() Mapper {
if mapper := r.findByName(defaultContainerName); mapper != nil {
return mapper
}
for _, mapper := range r.byName {
return mapper
}
return nil
}
func DefaultDTOType() dto.TemplateContainer {
mapper := globalRegistry.defaultMapper()
if mapper == nil {
return dto.TemplateContainerOwn
}
return mapper.DTOType()
}
func IsSupportedDTOType(t dto.TemplateContainer) bool {
return globalRegistry.findByDTO(t) != nil
}
func FromProtoType(t pb.CreateTemplateContainer) dto.TemplateContainer {
if mapper := globalRegistry.findByProto(t); mapper != nil {
return mapper.DTOType()
}
return DefaultDTOType()
}
func ToProtoType(t dto.TemplateContainer) pb.CreateTemplateContainer {
if mapper := globalRegistry.findByDTO(t); mapper != nil {
return mapper.ProtoType()
}
return pb.CreateTemplateContainer_OWN_TEMPLATE
}
func ToScope(t dto.TemplateContainer) string {
if mapper := globalRegistry.findByDTO(t); mapper != nil {
return mapper.Scope()
}
if mapper := globalRegistry.defaultMapper(); mapper != nil {
return mapper.Scope()
}
return "private"
}
func ToIsPublic(t dto.TemplateContainer) bool {
if mapper := globalRegistry.findByDTO(t); mapper != nil {
return mapper.IsPublic()
}
if mapper := globalRegistry.defaultMapper(); mapper != nil {
return mapper.IsPublic()
}
return false
}
func RequiresKnowledgeBaseID(t dto.TemplateContainer) bool {
if mapper := globalRegistry.findByDTO(t); mapper != nil {
return mapper.RequiresKnowledgeBaseID()
}
return false
}