package service

import (
	"context"

	"kra/internal/biz"
	"kra/internal/service/dto"
)

type DictionaryService struct{ uc *biz.DictionaryUsecase }

func NewDictionaryService(uc *biz.DictionaryUsecase) *DictionaryService {
	return &DictionaryService{uc: uc}
}

func dictionaryDomain(value *dto.DictionaryRequest) *biz.Dictionary {
	status := true
	if value.Status != nil {
		status = *value.Status
	}
	return &biz.Dictionary{ID: value.ID, Name: value.Name, Type: value.Type, Status: status, Desc: value.Description, ParentID: value.ParentID}
}
func (s *DictionaryService) CreateDictionaryRequest(ctx context.Context, req *dto.DictionaryRequest) (map[string]any, error) {
	value := dictionaryDomain(req)
	if err := s.CreateDictionary(ctx, value); err != nil {
		return nil, err
	}
	return dictionaryDTO(value), nil
}
func (s *DictionaryService) UpdateDictionaryRequest(ctx context.Context, req *dto.DictionaryRequest) error {
	return s.UpdateDictionary(ctx, dictionaryDomain(req))
}
func dictionaryDTO(v *biz.Dictionary) map[string]any {
	children := make([]map[string]any, 0, len(v.Children))
	for _, x := range v.Children {
		children = append(children, dictionaryDTO(x))
	}
	details := make([]map[string]any, 0, len(v.Details))
	for _, x := range v.Details {
		details = append(details, detailDTO(x))
	}
	return map[string]any{"ID": v.ID, "CreatedAt": v.CreatedAt, "UpdatedAt": v.UpdatedAt, "DeletedAt": nil, "name": v.Name, "type": v.Type, "status": v.Status, "desc": v.Desc, "parentID": v.ParentID, "children": children, "sysDictionaryDetails": details}
}
func (s *DictionaryService) Dictionaries(ctx context.Context, page, size int, name, typ string, details bool) ([]map[string]any, int64, error) {
	items, total, err := s.uc.ListDictionaries(ctx, page, size, name, typ, details)
	if err != nil {
		return nil, 0, err
	}
	out := make([]map[string]any, 0, len(items))
	for _, v := range items {
		out = append(out, dictionaryDTO(v))
	}
	return out, total, nil
}
func (s *DictionaryService) Dictionary(ctx context.Context, id uint, typ string, status *bool, details bool) (map[string]any, error) {
	v, err := s.uc.FindDictionary(ctx, id, typ, status, details)
	if err != nil {
		return nil, err
	}
	return dictionaryDTO(v), nil
}
func (s *DictionaryService) ExportDictionary(ctx context.Context, id uint) (map[string]any, error) {
	v, err := s.uc.ExportDictionary(ctx, id)
	if err != nil {
		return nil, err
	}
	return dictionaryDTO(v), nil
}
func (s *DictionaryService) CreateDictionary(ctx context.Context, v *biz.Dictionary) error {
	return s.uc.CreateDictionary(ctx, v)
}
func (s *DictionaryService) UpdateDictionary(ctx context.Context, v *biz.Dictionary) error {
	return s.uc.UpdateDictionary(ctx, v)
}
func (s *DictionaryService) DeleteDictionary(ctx context.Context, id uint) error {
	return s.uc.DeleteDictionary(ctx, id)
}

func detailDomain(value *dto.DictionaryDetailRequest) *biz.DictionaryDetail {
	status := true
	if value.Status != nil {
		status = *value.Status
	}
	return &biz.DictionaryDetail{ID: value.ID, Label: value.Label, Value: value.Value, Extend: value.Extend, Status: status, Sort: value.Sort, DictionaryID: value.DictionaryID, ParentID: value.ParentID, Level: value.Level, Path: value.Path}
}
func (s *DictionaryService) CreateDictionaryDetailRequest(ctx context.Context, req *dto.DictionaryDetailRequest) error {
	return s.CreateDictionaryDetail(ctx, detailDomain(req))
}
func (s *DictionaryService) UpdateDictionaryDetailRequest(ctx context.Context, req *dto.DictionaryDetailRequest) error {
	return s.UpdateDictionaryDetail(ctx, detailDomain(req))
}
func detailDTO(v *biz.DictionaryDetail) map[string]any {
	children := make([]map[string]any, 0, len(v.Children))
	for _, x := range v.Children {
		children = append(children, detailDTO(x))
	}
	return map[string]any{"ID": v.ID, "CreatedAt": v.CreatedAt, "UpdatedAt": v.UpdatedAt, "DeletedAt": nil, "label": v.Label, "value": v.Value, "extend": v.Extend, "status": v.Status, "sort": v.Sort, "sysDictionaryID": v.DictionaryID, "parentID": v.ParentID, "level": v.Level, "path": v.Path, "disabled": !v.Status, "children": children}
}
func (s *DictionaryService) DictionaryDetails(ctx context.Context, page, size int, filter biz.DictionaryDetailFilter) ([]map[string]any, int64, error) {
	items, total, err := s.uc.ListDictionaryDetails(ctx, page, size, filter)
	if err != nil {
		return nil, 0, err
	}
	out := make([]map[string]any, 0, len(items))
	for _, v := range items {
		out = append(out, detailDTO(v))
	}
	return out, total, nil
}
func (s *DictionaryService) DictionaryDetail(ctx context.Context, id uint) (map[string]any, error) {
	v, err := s.uc.FindDictionaryDetail(ctx, id)
	if err != nil {
		return nil, err
	}
	return detailDTO(v), nil
}
func (s *DictionaryService) DictionaryTree(ctx context.Context, id uint, typ string) ([]map[string]any, error) {
	items, err := s.uc.DictionaryDetailTree(ctx, id, typ)
	if err != nil {
		return nil, err
	}
	out := make([]map[string]any, 0, len(items))
	for _, v := range items {
		out = append(out, detailDTO(v))
	}
	return out, nil
}
func (s *DictionaryService) CreateDictionaryDetail(ctx context.Context, v *biz.DictionaryDetail) error {
	return s.uc.CreateDictionaryDetail(ctx, v)
}
func (s *DictionaryService) UpdateDictionaryDetail(ctx context.Context, v *biz.DictionaryDetail) error {
	return s.uc.UpdateDictionaryDetail(ctx, v)
}
func (s *DictionaryService) DeleteDictionaryDetail(ctx context.Context, id uint) error {
	return s.uc.DeleteDictionaryDetail(ctx, id)
}