[feature]<history>: del music item (#13)

Signed-off-by: o98k-ok <hggend@gmail.com>

cmd/terminal/main.go

@@ -24,13 +24,13 @@ func main() {
 		[]int{6, 30, 6, 12, 0},
 	)
 	processBar := ui.NewProcessLineElem(player)
-	historyList := ui.NewHistoryList(player,
-		[]string{"标题", "描述", "时长", "BVID"},
-		[]int{40, 60, 12, 0},
+	historyList := ui.NewHistoryList(player, localIndex,
+		[]string{"标题", "描述", "时长", "BVID", "path"},
+		[]int{40, 60, 12, 0, 0},
 	)
 
 	elems := []ui.Element{processBar, inputElem, historyList}
-	menu := ui.NewMenuElem([]string{"🤓  当前", "😂  搜索", "😳  列表"}, elems)
+	menu := ui.NewMenuElem([]string{"⏯  当前", "🔎  搜索", "📜  列表"}, elems)
 	framework := ui.NewFramework(menu, elems)
 
 	program := tea.NewProgram(framework)

internal/storage/local.go

@@ -14,6 +14,7 @@ type Storage interface {
 	SaveMusic(music music.MusicKey) error
 	HistoryMusics() chan music.MusicKey
 	GetRootPath() string
+	DelMusic(music music.MusicKey) error
 }
 
 type LocalFileStorage struct {
@@ -39,6 +40,18 @@ func (ls *LocalFileStorage) SaveMusic(music music.MusicKey) error {
 	return os.WriteFile(fmt.Sprintf("%s/%x.raw", ls.Root, md5.Sum(key)), key, 0644)
 }
 
+func (ls *LocalFileStorage) DelMusic(music music.MusicKey) error {
+	if len(ls.Root) == 0 {
+		return nil
+	}
+
+	key, _ := json.Marshal(music)
+	path := fmt.Sprintf("%s/%x.raw", ls.Root, md5.Sum(key))
+	os.Remove(path)
+	os.Remove(music.LocalPath)
+	return nil
+}
+
 func (ls *LocalFileStorage) HistoryMusics() chan music.MusicKey {
 	chans := make(chan music.MusicKey, 4)
 	fdir, err := os.ReadDir(ls.Root)

internal/ui/history.go

@@ -2,31 +2,35 @@ package ui
 
 import (
 	"container/list"
+	"fmt"
 	"math"
 
 	tea "github.com/charmbracelet/bubbletea"
 	"github.com/charmbracelet/lipgloss"
 	"github.com/o98k-ok/voice/internal/music"
 	"github.com/o98k-ok/voice/internal/pkg"
 	"github.com/o98k-ok/voice/internal/player"
+	"github.com/o98k-ok/voice/internal/storage"
 )
 
 type HistoryList struct {
 	list    *ListElem
 	player  *player.VoicePlayer
+	storage storage.Storage
 	active  bool
 	current int
 
 	page  int
 	limit int
 }
 
-func NewHistoryList(player *player.VoicePlayer, headers []string, widths []int) *HistoryList {
+func NewHistoryList(player *player.VoicePlayer, index storage.Storage, headers []string, widths []int) *HistoryList {
 	return &HistoryList{
-		list:   NewListElem(headers, widths, nil),
-		player: player,
-		page:   1,
-		limit:  10,
+		list:    NewListElem(headers, widths, nil),
+		player:  player,
+		page:    1,
+		limit:   10,
+		storage: index,
 	}
 }
 
@@ -35,8 +39,13 @@ func (hl *HistoryList) Init() tea.Cmd {
 }
 
 func (hl *HistoryList) View() string {
-	help := "enter play • ↓/j move down • ↑/k move up\n ← page left • → page right • tab next menu"
-	return lipgloss.JoinVertical(lipgloss.Center, hl.list.View(), "\n", help)
+	help := "enter play • ↓/j move down • ↑/k move up\n backspace del music • ← page left • → page right"
+
+	size := math.Ceil(float64(hl.player.PlayList.Len()) / float64(hl.limit))
+	pageInfo := fmt.Sprintf("%d • %d/%d页", hl.list.table.Cursor()+1, hl.page, int(size))
+
+	v := lipgloss.JoinVertical(lipgloss.Right, hl.list.View(), " ", pageInfo)
+	return lipgloss.JoinVertical(lipgloss.Center, v, "\n", help)
 }
 
 func (hl *HistoryList) fechByBvID(bvID string, limit int) [][]string {
@@ -57,7 +66,7 @@ func (hl *HistoryList) fechByBvID(bvID string, limit int) [][]string {
 				hl.current = i
 				hl.page = page
 			}
-			values = append(values, []string{m.Name, m.Desc, m.Duration, m.BvID})
+			values = append(values, []string{m.Name, m.Desc, m.Duration, m.BvID, m.LocalPath})
 			p = p.Next()
 		}
 		if got || p == nil {
@@ -80,7 +89,7 @@ func (hl *HistoryList) fechList(off, limit int) [][]string {
 				break
 			}
 			m := p.Value.(*music.Music)
-			values = append(values, []string{m.Name, m.Desc, m.Duration, m.BvID})
+			values = append(values, []string{m.Name, m.Desc, m.Duration, m.BvID, m.LocalPath})
 			p = p.Next()
 		}
 		if page >= off || p == nil {
@@ -105,6 +114,41 @@ func (hl *HistoryList) MsgKeyBindings() map[string]map[string]func(interface{})
 				hl.list.table.SetCursor(hl.current)
 				return nil
 			},
+			"backspace": func(i interface{}) tea.Cmd {
+				if !hl.active {
+					return nil
+				}
+
+				m := hl.list.table.SelectedRow()
+				hl.storage.DelMusic(music.MusicKey{
+					Name:      m[0],
+					Desc:      m[1],
+					BVID:      m[3],
+					Duration:  m[2],
+					LocalPath: m[4],
+				})
+
+				p := hl.player.PlayList.Front()
+				for ; p != nil; p = p.Next() {
+					if p.Value.(*music.Music).BvID == m[3] {
+						break
+					}
+				}
+				hl.player.PlayList.Remove(p)
+
+				// 刷新列表数据
+				size := math.Ceil(float64(hl.player.PlayList.Len()) / float64(hl.limit))
+				if hl.page > int(size) {
+					hl.page -= 1
+				}
+				hl.list.ResetList(hl.fechList(hl.page, hl.limit))
+
+				// 如果正在播放，就下一首
+				if p == hl.player.CurrentElem {
+					hl.player.Next()
+				}
+				return nil
+			},
 			"enter": func(i interface{}) tea.Cmd {
 				if !hl.active || len(hl.list.table.Rows()) == 0 {
 					return nil

internal/ui/process.go

@@ -44,7 +44,7 @@ func (pe *ProceeLineElem) View() string {
 		pkg.RenderWithWidth(music.Name, MaxWindowSize*0.6), "\n",
 		pkg.RenderWithWidth(music.Desc, MaxWindowSize*0.6), "\n",
 		pe.progress.ViewAs(pe.progress.Percent())+"  "+music.DurationRate(), "\n",
-		lipgloss.NewStyle().Bold(true).Render("p prev • space pause/play • n next"))
+		lipgloss.NewStyle().Bold(true).Render("tab next menu • p prev • space pause/play • n next"))
 }
 
 func (pe *ProceeLineElem) MsgKeyBindings() map[string]map[string]func(interface{}) tea.Cmd {