Series drill-down: poster and details of the selected season or episode

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_019reK4DUGYqDUjniWYJvwUW

internal/ui/episodes.go

@@ -37,7 +37,8 @@ type seriesView struct {
 	root   *tview.Flex
 	header *tview.TextView
 	table  *tview.Table
-	detail *tview.TextView
+	detail *detailPane // poster, series and the selected season or episode
+	cover  coverRef
 
 	episodes []sonarr.Episode
 	expanded map[int]bool
@@ -51,14 +52,16 @@ func (a *App) openSeries(c *sonarr.Client, s sonarr.Series, onChange func()) {
 		app: a, c: c, series: s, onChange: onChange,
 		header:   tview.NewTextView().SetDynamicColors(true),
 		table:    tview.NewTable().SetSelectable(true, false).SetFixed(1, 0),
-		detail:   tview.NewTextView().SetDynamicColors(true).SetWordWrap(true),
+		detail:   newDetailPane(a),
 		expanded: map[int]bool{},
 	}
 	v.table.SetBorder(true)
+	v.cover = coverFor(c.Client, s.Images, true)
 	v.root = tview.NewFlex().SetDirection(tview.FlexRow).
 		AddItem(v.header, 1, 0, false).
-		AddItem(v.table, 0, 1, true).
-		AddItem(v.detail, 2, 0, false)
+		AddItem(tview.NewFlex().
+			AddItem(v.table, 0, 3, true).
+			AddItem(v.detail, 0, 2, false), 0, 1, true)
 
 	v.table.SetSelectionChangedFunc(func(int, int) { v.renderDetail() })
 	v.table.SetSelectedFunc(func(int, int) { v.enter() })
@@ -86,7 +89,8 @@ func (a *App) openSeries(c *sonarr.Client, s sonarr.Series, onChange func()) {
 	})
 
 	v.render()
-	a.openFull(v.root, "Enter expand/releases · i releases · s search · t monitor · r reload · Esc back", nil)
+	// The pane goes away with the view; stop restyling it then.
+	a.openFull(v.root, "Enter expand/releases · i releases · s search · t monitor · r reload · Esc back", func() { a.forgetPane(v.detail) })
 	v.reload()
 }
 
@@ -243,14 +247,54 @@ func episodeStatus(e sonarr.Episode, today string) string {
 
 func (v *seriesView) renderDetail() {
 	r, ok := v.selected()
-	switch {
-	case !ok:
-		v.detail.SetText("")
-	case r.ep == nil:
-		v.detail.SetText("[gray]Enter expands the season · t toggles monitoring for the whole season · i searches for releases")
-	default:
-		v.detail.SetText(fmt.Sprintf("[gray]S%02dE%02d[-] %s", r.season, r.ep.EpisodeNumber, tview.Escape(r.ep.Title)))
+	if !ok {
+		v.detail.Show(seriesRowDetail(v.series, nil, 0, seasonSummary{}, false, ""), v.cover)
+		return
 	}
+	var sum seasonSummary
+	for _, se := range summarizeSeasons(v.episodes) {
+		if se.number == r.season {
+			sum = se
+		}
+	}
+	v.detail.Show(seriesRowDetail(v.series, r.ep, r.season, sum, v.seasonMonitored(r.season), time.Now().Format("2006-01-02")), v.cover)
+}
+
+// seriesRowDetail is the detail text of the drill-down: the series, then the
+// selected season (ep == nil) or episode. The plot is the episode's, or the
+// series' while a season is selected.
+func seriesRowDetail(s sonarr.Series, ep *sonarr.Episode, season int, sum seasonSummary, seasonMonitored bool, today string) detailText {
+	head := "[::b]" + tview.Escape(s.Title) + "[::-]"
+	if s.Year > 0 {
+		head += fmt.Sprintf(" (%d)", s.Year)
+	}
+	head += "\n"
+	if s.Network != "" {
+		head += tview.Escape(s.Network) + " · "
+	}
+	head += tview.Escape(s.Status) + "\n\n"
+
+	plot := tview.Escape(s.Overview)
+	switch {
+	case ep == nil && sum.total == 0:
+		// Nothing selected yet (still loading).
+	case ep == nil:
+		head += "[::b]" + seasonLabel(season) + "[::-]\n"
+		head += fmt.Sprintf("%d of %d episodes downloaded\n", sum.have, sum.total)
+		head += monitoredLine(seasonMonitored)
+		head += "[gray]Enter expands · t monitors the whole season · i searches for releases[-]\n"
+	default:
+		head += fmt.Sprintf("[::b]S%02dE%02d %s[::-]\n", ep.SeasonNumber, ep.EpisodeNumber, tview.Escape(ep.Title))
+		if ep.AirDate != "" {
+			head += "Aired: " + ep.AirDate + "\n"
+		}
+		head += "Status: " + episodeStatus(*ep, today) + "[-]\n"
+		head += monitoredLine(ep.Monitored)
+		if ep.Overview != "" {
+			plot = tview.Escape(ep.Overview)
+		}
+	}
+	return detailText{head: head, plot: plot}
 }
 
 // enter expands or collapses a season, or opens the release search for an episode.