initial commit
This commit is contained in:
190
main.go
Normal file
190
main.go
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@@ -0,0 +1,190 @@
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package main
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import (
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"flag"
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"fmt"
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"html/template"
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"io"
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"log"
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"net/http"
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"os"
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"path"
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"slices"
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"strings"
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"time"
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)
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type Entry struct {
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IsDir bool
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Name string
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Path string
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ModifiedAt string
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}
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func serveFile(w http.ResponseWriter, r *http.Request, filePath string) error {
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imgFormats := []string{".png", ".jpeg", ".jpg", ".bmp", ".svg", ".gif", ".avif"}
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videoFormats := []string{".mp4", ".webm"}
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for _, format := range imgFormats {
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if strings.HasSuffix(filePath, format) {
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http.ServeFile(w, r, filePath)
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return nil
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}
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}
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for _, format := range videoFormats {
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if strings.HasSuffix(filePath, format) {
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http.ServeFile(w, r, filePath)
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return nil
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}
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}
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if strings.HasSuffix(filePath, ".pdf") {
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http.ServeFile(w, r, filePath)
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return nil
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}
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f, err := os.OpenFile(filePath, os.O_RDONLY, 0644)
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if err != nil {
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return err
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}
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defer f.Close()
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data, err := io.ReadAll(f)
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if err != nil {
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return err
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}
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w.Header().Set("Content-Type", "text/plain")
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w.Write(data)
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return nil
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}
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var (
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directory string
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)
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func main() {
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flag.StringVar(&directory, "dir", "./", "directory to list files from")
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flag.Parse()
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tmpl := template.Must(template.ParseGlob("./views/**"))
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mux := http.NewServeMux()
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mux.HandleFunc("GET /", func(w http.ResponseWriter, r *http.Request) {
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sortValue := r.URL.Query().Get("sort")
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if sortValue == "" {
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sortValue = "oldest"
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}
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directoriesFirst := r.URL.Query().Has("directoriesFirst")
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suffix := r.URL.Path
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dirPath := path.Join(directory, suffix)
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stat, err := os.Stat(dirPath)
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if err != nil {
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http.Error(w, err.Error(), 500)
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return
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}
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if !stat.IsDir() {
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err = serveFile(w, r, dirPath)
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if err != nil {
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http.Error(w, err.Error(), 500)
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}
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return
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}
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files, err := os.ReadDir(dirPath)
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if err != nil {
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http.Error(w, err.Error(), 500)
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return
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}
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entries := []Entry{}
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for _, file := range files {
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info, err := file.Info()
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if err != nil {
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fmt.Printf("error reading info for file %s: %v\n", file.Name(), err)
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continue
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}
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entries = append(entries, Entry{
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IsDir: file.IsDir(),
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Name: file.Name(),
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Path: path.Join(suffix, file.Name()),
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ModifiedAt: info.ModTime().Format(time.DateTime),
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})
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}
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slices.SortFunc(entries, func(a, b Entry) int {
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if directoriesFirst {
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if a.IsDir && !b.IsDir {
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return -1
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}
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if b.IsDir && !a.IsDir {
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return 1
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}
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}
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t1, err := time.Parse(time.DateTime, a.ModifiedAt)
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t2, err := time.Parse(time.DateTime, b.ModifiedAt)
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if err != nil {
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return 0
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}
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switch sortValue {
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case "oldest":
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return t1.Compare(t2)
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case "newest":
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return t2.Compare(t1)
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default:
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return 0
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}
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})
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tmpl.ExecuteTemplate(w, "index.html", struct {
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Entries []Entry
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}{entries})
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})
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mux.HandleFunc("POST /delete", func(w http.ResponseWriter, r *http.Request) {
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if err := r.ParseForm(); err != nil {
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http.Error(w, err.Error(), 500)
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return
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}
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files := []string{}
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for k, v := range r.Form {
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if k == "files" {
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files = v
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}
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}
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for _, filePath := range files {
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fullPath := path.Join(directory, filePath)
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stat, err := os.Stat(fullPath)
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if err != nil {
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continue
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}
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if stat.IsDir() {
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continue // for now
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}
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if err := os.Remove(fullPath); err != nil {
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fmt.Printf("couldn't delete file %s: %v\n", fullPath, err)
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}
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}
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http.Redirect(w, r, "/", http.StatusFound)
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})
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if err := http.ListenAndServe(":5000", mux); err != nil {
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log.Fatalf("failed to start http server: %v\n", err)
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}
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}
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3
readme.md
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3
readme.md
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@@ -0,0 +1,3 @@
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# downloads-manager
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Main feature is to list files and directories inside ~/Downloads folder and show each one's last modification date, user can select files to delete
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160
views/index.html
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160
views/index.html
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<!doctype html>
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<html lang="en">
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<head>
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<meta charset="UTF-8" />
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<meta name="viewport" content="width=device-width, initial-scale=1.0" />
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<title>Downloads Manager</title>
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<style>
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.container {
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max-width: 1920px;
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width: 100%;
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margin: 0 auto;
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}
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.title {
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text-align: center;
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}
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.header {
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max-width: 900px;
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width: 100%;
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margin: 24px auto;
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display: flex;
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justify-content: space-between;
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align-items: center;
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gap: 8px;
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}
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#delete-form {
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max-width: 900px;
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width: 100%;
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margin: 0 auto;
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}
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.list {
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display: flex;
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flex-direction: column;
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gap: 12px;
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padding: 0;
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}
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.item {
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width: 100%;
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display: flex;
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justify-content: space-between;
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align-items: center;
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gap: 16px;
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padding: 4px;
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}
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.item:hover {
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background-color: #aaa;
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}
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.item a {
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all: unset;
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cursor: pointer;
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color: #000;
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}
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.item_directory a {
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color: blue;
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}
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.item__left {
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display: flex;
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align-items: center;
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gap: 6px;
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}
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.submit-btn {
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width: 100%;
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border: none;
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background-color: #b00420;
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color: #fff;
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cursor: pointer;
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padding: 12px;
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border-radius: 6px;
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}
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</style>
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</head>
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<body>
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<div class="container">
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<h1 class="title">Downloads Manager</h1>
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<div class="header">
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<div>
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<label>
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<input type="checkbox" name="directories-first" />
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Directories first
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</label>
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</div>
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<div>
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<select name="sort">
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<option value="oldest" selected>Oldest</option>
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<option value="newest">Newest</option>
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</select>
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</div>
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</div>
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<form method="post" action="/delete" id="delete-form">
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<ul class="list">
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{{range .Entries}}
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<li class="item {{if .IsDir}}item_directory{{else}}item_file{{end}}">
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<div class="item__left">
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<input type="checkbox" name="files" value="{{.Path}}" />
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<a href="{{.Path}}">{{.Name}}</a>
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</div>
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<span>{{.ModifiedAt}}</span>
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</li>
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{{end}}
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</ul>
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<button type="submit" class="submit-btn">Delete selected files</button>
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<script>
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const deleteForm = document.querySelector("form#delete-form");
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deleteForm.addEventListener("submit", (e) => {
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const ok = confirm("are you sure?");
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if (!ok) {
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e.preventDefault();
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return;
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}
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});
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const directoriesCheckbox = document.querySelector(
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'input[name="directories-first"]',
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);
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const sortSelect = document.querySelector('select[name="sort"]');
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directoriesCheckbox.addEventListener("change", (e) => {
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const params = new URLSearchParams(location.search);
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if (e.target.checked) {
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params.set("directoriesFirst", "");
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} else {
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params.delete("directoriesFirst");
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}
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location.search = params.toString();
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});
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sortSelect.addEventListener("change", (e) => {
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const params = new URLSearchParams(location.search);
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params.set("sort", e.target.value);
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location.search = params.toString();
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});
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window.addEventListener("load", () => {
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const params = new URLSearchParams(location.search);
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if (params.has("directoriesFirst")) {
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directoriesCheckbox.checked = true;
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}
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if (params.has("sort")) {
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sortSelect.value = params.get("sort");
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}
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});
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</script>
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</form>
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</div>
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</body>
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</html>
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