evening_detective/internal/services/story_service/service.go

42 lines
718 B
Go

package story_service
import (
"encoding/json"
"errors"
"os"
)
type Story struct {
Places []*Place `json:"places"`
}
type Place struct {
Code string `json:"code"`
Text string `json:"text"`
}
type StoryService struct {
story *Story
}
func NewStoryService() (*StoryService, error) {
data, err := os.ReadFile("./story/story.json")
if err != nil {
return nil, err
}
story := &Story{}
if err := json.Unmarshal(data, story); err != nil {
return nil, err
}
return &StoryService{story: story}, nil
}
func (s *StoryService) GetPlace(code string) (*Place, error) {
for _, place := range s.story.Places {
if place.Code == code {
return place, nil
}
}
return nil, errors.New("place not found")
}