update: add TUI list option for video selection

cmd/ytgo/search.go

@@ -1,10 +1,12 @@
 package main
 
 import (
+	"encoding/json"
 	"errors"
 	"io"
 	"net/http"
 	"net/url"
+	"os/exec"
 	"regexp"
 	"slices"
 )
@@ -56,3 +58,19 @@ func NthVideo(query string, n int) (VID, error) {
 	}
 	return vids[n-1], nil
 }
+
+func fetchVideoInfo(id VID) (Video, error) {
+	j := "%(.{id,title,channel,duration_string,original_url})#j"
+	out, err := exec.Command("yt-dlp", "-O", j, YtURL+"watch?v="+string(id)).Output()
+	if err != nil {
+		return Video{}, err
+	}
+
+	var v Video
+	err = json.Unmarshal(out, &v)
+	if err != nil {
+		return Video{}, err
+	}
+
+	return v, nil
+}

cmd/ytgo/ui.go

@@ -0,0 +1,68 @@
+package main
+
+import (
+	"fmt"
+	"sync"
+
+	"github.com/rivo/tview"
+)
+
+func VIDFromMenu(query string) (VID, error) {
+	vids, err := getVideos(query)
+	if err != nil {
+		return "", err
+	}
+	m := make(VideoMap, len(vids))
+	return menuUI(&vids, &m)
+}
+
+func menuUI(vids *[]VID, m *VideoMap) (VID, error) {
+	var wg sync.WaitGroup
+	wg.Add(len(*vids))
+
+	fmt.Println("Loading video list. Please wait...")
+	for _, vid := range *vids {
+		go mapVideos(vid, m, &wg)
+	}
+
+	wg.Wait()
+
+	var v VID
+	app := tview.NewApplication()
+	list := videoList(app, &v, m, vids)
+	err := app.SetRoot(list, true).EnableMouse(true).Run()
+	if err != nil {
+		return "", err
+	}
+	return v, nil
+}
+
+func mapVideos(id VID, m *VideoMap, wg *sync.WaitGroup) error {
+	defer (*wg).Done()
+	v, err := fetchVideoInfo(id)
+	if err != nil {
+		return err
+	}
+	(*m)[id] = v
+	return nil
+}
+
+func videoList(app *tview.Application, selected *VID, m *VideoMap, vids *[]VID) *tview.List {
+	l := tview.NewList()
+	l = l.
+		AddItem("Quit", "Press to exit", 'q', func() {
+			*selected = ""
+			app.Stop()
+		})
+
+	var v Video
+	for _, vid := range *vids {
+		v = (*m)[vid]
+		l.AddItem("\n"+v.Title, v.Desc(), 0, func() {
+			*selected = vid
+			app.Stop()
+		})
+	}
+
+	return l
+}

cmd/ytgo/vid.go

@@ -1,13 +1,28 @@
 package main
 
 import (
+	"fmt"
 	"net/url"
 	"os"
 	"os/exec"
 )
 
 const YtURL = "https://www.youtube.com/"
 
+type VideoMap map[VID]Video
+
+type Video struct {
+	Id       VID    `json:"id"`
+	Title    string `json:"title"`
+	Channel  string `json:"channel"`
+	Duration string `json:"duration_string"`
+	Url      string `json:"original_url"`
+}
+
+func (v Video) Desc() string {
+	return fmt.Sprintf("(%s) [%s]", v.Channel, v.Duration)
+}
+
 type VID string
 
 func (v VID) URL() string {

cmd/ytgo/yt.go

@@ -10,13 +10,14 @@ import (
 func main() {
 	// specify available flags
 	var (
-		f, m, u bool
-		n       int
-		query   string
+		f, l, m, u bool
+		n          int
+		query      string
 	)
 
 	// parse CLI args
 	flag.BoolVar(&f, "f", false, "Play from URL")
+	flag.BoolVar(&l, "l", false, "Select from list")
 	flag.BoolVar(&m, "m", false, "Play music only")
 	flag.BoolVar(&u, "u", false, "Display URL only")
 	flag.IntVar(&n, "n", 1, "Play nth media")
@@ -35,7 +36,15 @@ func main() {
 	if f {
 		v, err = VIDfromURL(query)
 	} else {
-		v, err = NthVideo(query, n)
+		if l {
+			v, err = VIDFromMenu(query)
+			if err == nil && v == "" {
+				fmt.Println("No video selected.\nExiting...")
+				return
+			}
+		} else {
+			v, err = NthVideo(query, n)
+		}
 	}
 	if err != nil {
 		log.Fatalln(err)

go.mod

@@ -1,3 +1,16 @@
 module github.com/cybardev/ytgo
 
 go 1.22
+
+require github.com/rivo/tview v0.0.0-20240225120200-5605142ca62e
+
+require (
+	github.com/gdamore/encoding v1.0.0 // indirect
+	github.com/gdamore/tcell/v2 v2.7.1 // indirect
+	github.com/lucasb-eyer/go-colorful v1.2.0 // indirect
+	github.com/mattn/go-runewidth v0.0.15 // indirect
+	github.com/rivo/uniseg v0.4.7 // indirect
+	golang.org/x/sys v0.17.0 // indirect
+	golang.org/x/term v0.17.0 // indirect
+	golang.org/x/text v0.14.0 // indirect
+)

go.sum

@@ -0,0 +1,50 @@
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