feat: retrieve modified file paths using hashes

This commit is contained in:
Mathis Maquenne
2025-04-26 14:10:27 +02:00
parent 6d3935c744
commit 917ac5f6c2
6 changed files with 127 additions and 55 deletions
+22 -21
View File
@@ -16,8 +16,10 @@ import (
"github.com/spf13/cobra"
)
var outputDir string
var quality string
var (
outputDir string
quality string
)
var downloadCmd = &cobra.Command{
Use: "download",
@@ -32,23 +34,7 @@ func init() {
func validateInput() {
if outputDir == "" {
homeDir, err := os.UserHomeDir()
if err != nil {
fmt.Fprintf(os.Stderr, "Error: could not get home directory: %v\n", err)
os.Exit(1)
}
musicDir := path.Join(homeDir, "Music")
if err := utils.EnsureDir(musicDir); err != nil {
fmt.Fprintf(os.Stderr, "Error: could not create music directory: %v\n", err)
os.Exit(1)
}
outputDir = path.Join(musicDir, "GoDeez")
if err := utils.EnsureDir(outputDir); err != nil {
fmt.Fprintf(os.Stderr, "Error: could not create GoDeez directory: %v\n", err)
os.Exit(1)
}
outputDir = appDir
}
if quality == "" {
@@ -171,11 +157,20 @@ func downloadContent(contentType string, args []string) {
fileName, _ = filenamify.Filenamify(fileName, filenamify.Options{})
filePath := path.Join(output, fileName)
if existing, err := db.Get(song.ID); err == nil {
if existing.Quality == media.Data[0].Media[0].Format && utils.FileExists(existing.Path) {
if existing, err := db.Get(song.ID); err == nil && existing.Quality == media.Data[0].Media[0].Format {
if utils.FileExists(existing.Path) {
fmt.Printf(" Skipping %s (already downloaded at %s)\n", songTitle, existing.Path)
continue
}
if existing.Hash != "" {
if foundPath, err := utils.FindFileByHash(appDir, existing.Hash); err == nil && foundPath != "" {
existing.Path = foundPath
_ = existing.Save()
fmt.Printf(" Recovered %s at %s, skipping download\n", songTitle, foundPath)
continue
}
}
}
fmt.Printf(" Downloading %s...", songTitle)
@@ -202,10 +197,16 @@ func downloadContent(contentType string, args []string) {
fmt.Fprintf(os.Stderr, "Warning: could not add tags to song: %v\n", err)
}
hash, err := utils.GetFileHash(filePath)
if err != nil {
fmt.Fprintf(os.Stderr, "Warning: could not get file hash: %v\n", err)
}
info := &db.DownloadInfo{
SongID: song.ID,
Quality: media.Data[0].Media[0].Format,
Path: filePath,
Hash: hash,
Downloaded: time.Now(),
}
if err := info.Save(); err != nil {
+41 -3
View File
@@ -1,12 +1,23 @@
package cmd
import (
"fmt"
"os"
"path"
"path/filepath"
"github.com/mathismqn/godeez/internal/config"
"github.com/mathismqn/godeez/internal/db"
"github.com/mathismqn/godeez/internal/utils"
"github.com/spf13/cobra"
)
var cfgFile string
var (
cfgDir string
musicDir string
appDir string
cfgFile string
)
var RootCmd = &cobra.Command{
Use: "godeez",
@@ -19,7 +30,34 @@ var RootCmd = &cobra.Command{
func init() {
RootCmd.PersistentFlags().StringVar(&cfgFile, "config", "", "config file (default is $HOME/.godeez)")
cobra.OnInitialize(func() {
config.Init(cfgFile)
db.Init()
initDirs()
config.Init(cfgFile, cfgDir)
db.Init(cfgDir)
})
}
func initDirs() {
home, err := os.UserHomeDir()
if err != nil {
fmt.Fprintf(os.Stderr, "Error: could not get home directory: %v\n", err)
os.Exit(1)
}
cfgDir = filepath.Join(home, ".godeez")
if err := utils.EnsureDir(cfgDir); err != nil {
fmt.Fprintf(os.Stderr, "Error: could not create app directory: %v\n", err)
os.Exit(1)
}
musicDir = filepath.Join(home, "Music")
if err := utils.EnsureDir(musicDir); err != nil {
fmt.Fprintf(os.Stderr, "Error: could not create music directory: %v\n", err)
os.Exit(1)
}
appDir = path.Join(musicDir, "GoDeez")
if err := utils.EnsureDir(appDir); err != nil {
fmt.Fprintf(os.Stderr, "Error: could not create GoDeez directory: %v\n", err)
os.Exit(1)
}
}
+3 -16
View File
@@ -5,7 +5,6 @@ import (
"os"
"path"
"github.com/mathismqn/godeez/internal/utils"
"github.com/spf13/viper"
)
@@ -17,23 +16,11 @@ type Config struct {
var Cfg Config
func Init(cfgFile string) {
func Init(cfgFile, cfgDir string) {
if cfgFile != "" {
viper.SetConfigFile(cfgFile)
} else {
homeDir, err := os.UserHomeDir()
if err != nil {
fmt.Fprintf(os.Stderr, "Error: could not get home directory: %v\n", err)
os.Exit(1)
}
appDir := path.Join(homeDir, ".godeez")
if err := utils.EnsureDir(appDir); err != nil {
fmt.Fprintf(os.Stderr, "Error: could not create app directory: %v\n", err)
os.Exit(1)
}
cfgPath := path.Join(appDir, "config.toml")
cfgPath := path.Join(cfgDir, "config.toml")
if _, err := os.Stat(cfgPath); os.IsNotExist(err) {
fmt.Printf("Config file not found, creating one at %s\n", cfgPath)
@@ -44,7 +31,7 @@ func Init(cfgFile string) {
}
}
viper.AddConfigPath(appDir)
viper.AddConfigPath(cfgDir)
viper.SetConfigName("config.toml")
}
+1
View File
@@ -12,6 +12,7 @@ type DownloadInfo struct {
SongID string `json:"song_id"`
Quality string `json:"quality"`
Path string `json:"path"`
Hash string `json:"hash"`
Downloaded time.Time `json:"downloaded_at"`
}
+3 -14
View File
@@ -5,7 +5,6 @@ import (
"os"
"path"
"github.com/mathismqn/godeez/internal/utils"
bolt "go.etcd.io/bbolt"
)
@@ -14,20 +13,10 @@ var (
trackBucket = []byte("tracks")
)
func Init() {
homeDir, err := os.UserHomeDir()
if err != nil {
fmt.Fprintf(os.Stderr, "Error: could not get home directory: %v\n", err)
os.Exit(1)
}
func Init(cfgDir string) {
var err error
appDir := path.Join(homeDir, ".godeez")
if err := utils.EnsureDir(appDir); err != nil {
fmt.Fprintf(os.Stderr, "Error: could not create app directory: %v\n", err)
os.Exit(1)
}
dbPath := path.Join(appDir, "tracks.db")
dbPath := path.Join(cfgDir, "tracks.db")
db, err = bolt.Open(dbPath, 0600, nil)
if err != nil {
fmt.Fprintf(os.Stderr, "Error: could not open database: %v\n", err)
+57 -1
View File
@@ -1,6 +1,13 @@
package utils
import "os"
import (
"crypto/sha256"
"encoding/hex"
"fmt"
"io"
"os"
"path/filepath"
)
func FileExists(path string) bool {
info, err := os.Stat(path)
@@ -15,3 +22,52 @@ func DeleteFile(path string) error {
return os.Remove(path)
}
func GetFileHash(path string) (string, error) {
file, err := os.Open(path)
if err != nil {
return "", err
}
defer file.Close()
hash := sha256.New()
if _, err := io.Copy(hash, file); err != nil {
return "", err
}
return fmt.Sprintf("%x", hash.Sum(nil)), nil
}
func FindFileByHash(root, targetHash string) (string, error) {
var found string
if err := filepath.Walk(root, func(path string, info os.FileInfo, err error) error {
if err != nil {
return err
}
if info.IsDir() {
return nil
}
f, err := os.Open(path)
if err != nil {
return nil
}
defer f.Close()
h := sha256.New()
if _, err := io.Copy(h, f); err != nil {
return nil
}
sum := hex.EncodeToString(h.Sum(nil))
if sum == targetHash {
found = path
return filepath.SkipDir
}
return nil
}); err != nil {
return "", err
}
return found, nil
}