package service

import (
	"encoding/json"
	"os"
	"path/filepath"
	"work_cation/cfg"
	"work_cation/global"
	"work_cation/models"
	"work_cation/repo"
)

type ErlangCardService struct{}

var ErlangCard = &ErlangCardService{}

func (*ErlangCardService) Create(erlangCard *models.ErlangCards) error {
	err := os.Mkdir(filepath.Join(cfg.T.CardDir, erlangCard.UUID), os.ModeDir)
	if err != nil {
		return err
	}
	info, err := os.Create(filepath.Join(cfg.T.CardDir, erlangCard.UUID, cfg.T.CardInfo))
	if err != nil {
		return err
	}
	jsonB, err := json.Marshal(erlangCard)
	if err != nil {
		return err
	}
	_, err = info.Write(jsonB)
	if err != nil {
		return err
	}
	err = repo.ErlangCardRepo.Create(global.DB, erlangCard)
	if err != nil {
		return err
	}
	return nil
}

func (*ErlangCardService) GetInfoPath(erlangCard *models.ErlangCards) string {
	return filepath.Join(cfg.T.CardDir, erlangCard.UUID, cfg.T.CardInfo)
}

func (*ErlangCardService) GetImageDir(erlangCard *models.ErlangCards) []string {
	var coverPaths []string
	for _, cover := range erlangCard.Covers {
		coverPaths = append(coverPaths, filepath.Join(cfg.T.CardDir, erlangCard.UUID, cover))
	}
	return coverPaths
}