Backend: Added file reading capabilities.

backend/core/file.go

@@ -0,0 +1,74 @@
+package core
+
+import (
+	"backend/util"
+	"io/fs"
+	"os"
+	"strings"
+	"time"
+)
+
+type PictureData struct {
+	name  string
+	date  time.Time
+	album string
+}
+
+func listFiles(path string, actualdir string, picd []PictureData) []PictureData {
+	entries, err := os.ReadDir(path)
+	if err != nil {
+		util.Logformat(util.WARNING, "Could not read files in '%s'", path)
+		return picd
+	}
+	for _, entry := range entries {
+		info, err := entry.Info()
+		if err != nil {
+			continue
+		}
+
+		if info.IsDir() {
+			// fmt.Printf("\uf07b %s\n", entry.Name())
+			picd = listFiles(path+"/"+info.Name(), info.Name(), picd)
+		} else {
+			// fmt.Printf("\uf15b %s: %do\n", entry.Name(), info.Size())
+			picd = getFileInfo(info, picd, actualdir)
+		}
+	}
+	return picd
+}
+
+func isPicture(s string) bool {
+	extensions := []string{".jpg", ".jpeg", ".jfif", ".pjpeg", ".pjp", ".webp", ".png", ".apng", ".svg", ".avif"}
+	for _, ext := range extensions {
+		if strings.HasSuffix(s, ext) {
+			return true
+		}
+	}
+	return false
+}
+
+func getFileInfo(info fs.FileInfo, picd []PictureData, actualdir string) []PictureData {
+	if isPicture(info.Name()) {
+		picd = append(picd, PictureData{
+			name:  info.Name(),
+			date:  info.ModTime(),
+			album: actualdir,
+		})
+		util.Logformatrn(util.INFO, "Reading %d files...", len(picd))
+	}
+
+	return picd
+}
+
+func ListFiles(path string) []PictureData {
+	var picd []PictureData
+	picd = listFiles(path, "", picd)
+	println("")
+	if len(picd) == 0 {
+		util.Logformat(util.ERROR, "Could not gather any file.\n")
+		return nil
+	} else {
+		util.Logformat(util.CORRECT, "Gathered %d files.\n", len(picd))
+		return picd
+	}
+}

backend/go.mod

@@ -1,3 +1,5 @@
 module backend
 
 go 1.24.2
+
+require github.com/joho/godotenv v1.5.1 // indirect

backend/go.sum

@@ -0,0 +1,2 @@
+github.com/joho/godotenv v1.5.1 h1:7eLL/+HRGLY0ldzfGMeQkb7vMd0as4CfYvUVzLqw0N0=
+github.com/joho/godotenv v1.5.1/go.mod h1:f4LDr5Voq0i2e/R5DDNOoa2zzDfwtkZa6DnEwAbqwq4=

backend/main.go

@@ -1,12 +1,28 @@
 package main
 
 import (
+	"backend/core"
 	"backend/server"
 	"backend/util"
+	"os"
+
+	"github.com/joho/godotenv"
 )
 
 func main() {
-	// Checking arguments
+	err := godotenv.Load(".env")
+	if err != nil {
+		panic("Error loading .env file")
+	}
+
+	// Reading files
+	util.Logformat(util.INFO, "Reading to folder '%s' (Recursively)...\n", os.Getenv("PHOTO_PATH"))
+	picd := core.ListFiles(os.Getenv("PHOTO_PATH"))
+	if picd == nil {
+		panic("Could not gather any file.")
+	}
+
+	// Set Log Level
 	util.SetLevel(util.NOLOG)
 
 	// Rest API start on port

backend/util/logger.go

@@ -11,7 +11,9 @@ type LogLevel int
 const (
 	BLUE         colorFormat = "\033[34m"
 	GREEN        colorFormat = "\033[32m"
+	LIGHT_GREEN  colorFormat = "\033[92m"
 	YELLOW       colorFormat = "\033[33m"
+	LIGHT_YELLOW colorFormat = "\033[93m"
 	RED          colorFormat = "\033[31m"
 	LIGHT_RED    colorFormat = "\033[91m"
 	WHITE        colorFormat = "\033[97m"
@@ -29,9 +31,9 @@ const (
 var colorPrint = map[LogLevel]colorFormat{
 	NOLOG:   "",
 	INFO:    BLUE + "[INFO]" + RESET,
-	CORRECT: GREEN,
-	WARNING: YELLOW + "[WARN]",
-	ERROR:   RED + "[ERR.]" + LIGHT_RED,
+	CORRECT: GREEN + "[OK  ]" + LIGHT_GREEN,
+	WARNING: YELLOW + "[WARN]" + LIGHT_YELLOW,
+	ERROR:   RED + "[ERR ]" + LIGHT_RED,
 }
 
 var minimumlog = NOLOG
@@ -47,10 +49,24 @@ func Logformat(level LogLevel, format string, args ...interface{}) {
 	time := fmt.Sprintf("[%02d/%02d/%d %02d:%02d:%02d]", currentTime.Day(), currentTime.Month(), currentTime.Year(), currentTime.Hour(), currentTime.Minute(), currentTime.Second())
 	if level == NOLOG {
 		fmt.Printf("%s\t\t%s", time, message)
-	} else if level != INFO {
-		fmt.Printf("%s%s\t%s%s", header, time, message, RESET)
 	} else {
-		fmt.Printf("%s%s\t%s", header, time, message)
+		fmt.Printf("%s%s\t%s%s", header, time, message, RESET)
+	}
+}
+
+func Logformatrn(level LogLevel, format string, args ...interface{}) {
+	if level < minimumlog {
+		return
+	}
+
+	header := colorPrint[level]
+	message := fmt.Sprintf(format, args...)
+	currentTime := time.Now()
+	time := fmt.Sprintf("[%02d/%02d/%d %02d:%02d:%02d]", currentTime.Day(), currentTime.Month(), currentTime.Year(), currentTime.Hour(), currentTime.Minute(), currentTime.Second())
+	if level == NOLOG {
+		fmt.Printf("\r%s\t\t%s", time, message)
+	} else {
+		fmt.Printf("\r%s%s\t%s%s", header, time, message, RESET)
 	}
 }