add file select for multiple country

server/helpers/filereader.go

@@ -0,0 +1,101 @@
+package helpers
+
+import (
+	"encoding/json"
+	"log"
+	"os"
+	"path/filepath"
+	"recipe-manager/models"
+	"sort"
+)
+
+func ListFile(rootPath string) []string {
+	files, err := filepath.Glob(rootPath)
+	if err != nil {
+		log.Panic("Error when scan recipe files:", err)
+	}
+	return files
+}
+
+func ReadFile(filePath string) (string, error) {
+	file, err := os.ReadFile(filePath)
+
+	if err != nil {
+		log.Fatalf("Error when open file: %s", err)
+		return "", err
+	}
+
+	return string(file), nil
+}
+
+func ReadRecipeFile(filePath string) models.Recipe {
+	file, err := os.Open(filePath)
+
+	if err != nil {
+		log.Fatalf("Error when open file: %s", err)
+		return models.Recipe{}
+	}
+
+	defer file.Close()
+
+	var data models.Recipe
+
+	err = json.NewDecoder(file).Decode(&data)
+
+	if err != nil {
+		log.Fatalf("Error when decode file: %s", err)
+		return models.Recipe{}
+	}
+
+	return data
+}
+
+type RecipePath struct {
+	Name string `json:"name"`
+	Path string `json:"path"`
+}
+
+type CountryName struct {
+	CountryID   string `json:"countryId"`
+	CountryName string `json:"countryName"`
+}
+
+func ScanRecipeFiles(countries []CountryName) map[string][]RecipePath {
+	recipeFiles := map[string][]RecipePath{}
+
+	for _, country := range countries {
+		var files []string
+		if country.CountryID == "thai" {
+			files = ListFile("cofffeemachineConfig/coffeethai02_*.json")
+		} else {
+			files = ListFile("cofffeemachineConfig/" + country.CountryID + "/coffeethai02_*.json")
+		}
+		sort.Slice(files, func(i, j int) bool {
+			file1, err := os.Stat(files[i])
+
+			if err != nil {
+				log.Panic("Error when get file info:", err)
+			}
+
+			file2, err := os.Stat(files[j])
+
+			if err != nil {
+				log.Panic("Error when get file info:", err)
+			}
+
+			return file1.ModTime().After(file2.ModTime())
+		})
+
+		for i := 0; i < len(files); i++ {
+			if _, ok := recipeFiles[country.CountryID]; !ok {
+				recipeFiles[country.CountryID] = []RecipePath{}
+			}
+
+			recipeFiles[country.CountryID] = append(recipeFiles[country.CountryID], RecipePath{
+				Name: filepath.Base(files[i]),
+				Path: files[i],
+			})
+		}
+	}
+	return recipeFiles
+}