Minor changes, beginning to do mpv m3u8 extraction

internal/app.go

@@ -5,6 +5,7 @@ import (
 	"fmt"
 	"os"
 	"os/exec"
+	"strings"
 	"time"
 
 	"github.com/charmbracelet/bubbles/help"
@@ -22,28 +23,31 @@ import (
 type keyMap struct {
 	Up, Down, Left, Right key.Binding
 	Enter, Quit, Refresh  key.Binding
+	OpenBrowser, OpenMPV  key.Binding
 }
 
 func defaultKeys() keyMap {
 	return keyMap{
-		Up:      key.NewBinding(key.WithKeys("up", "k"), key.WithHelp("↑/k", "up")),
+		Up:          key.NewBinding(key.WithKeys("up", "k"), key.WithHelp("↑/k", "up")),
-		Down:    key.NewBinding(key.WithKeys("down", "j"), key.WithHelp("↓/j", "down")),
+		Down:        key.NewBinding(key.WithKeys("down", "j"), key.WithHelp("↓/j", "down")),
-		Left:    key.NewBinding(key.WithKeys("left", "h"), key.WithHelp("←/h", "focus left")),
+		Left:        key.NewBinding(key.WithKeys("left", "h"), key.WithHelp("←/h", "focus left")),
-		Right:   key.NewBinding(key.WithKeys("right", "l"), key.WithHelp("→/l", "focus right")),
+		Right:       key.NewBinding(key.WithKeys("right", "l"), key.WithHelp("→/l", "focus right")),
-		Enter:   key.NewBinding(key.WithKeys("enter"), key.WithHelp("enter", "select")),
+		Enter:       key.NewBinding(key.WithKeys("enter"), key.WithHelp("enter", "select")),
-		Quit:    key.NewBinding(key.WithKeys("q", "ctrl+c"), key.WithHelp("q", "quit")),
+		OpenBrowser: key.NewBinding(key.WithKeys("o"), key.WithHelp("o", "open in browser")),
-		Refresh: key.NewBinding(key.WithKeys("r"), key.WithHelp("r", "refresh")),
+		OpenMPV:     key.NewBinding(key.WithKeys("p"), key.WithHelp("p", "open in mpv")),
+		Quit:        key.NewBinding(key.WithKeys("q", "ctrl+c"), key.WithHelp("q", "quit")),
+		Refresh:     key.NewBinding(key.WithKeys("r"), key.WithHelp("r", "refresh")),
 	}
 }
 
 // implement help.KeyMap interface
 func (k keyMap) ShortHelp() []key.Binding {
-	return []key.Binding{k.Up, k.Down, k.Left, k.Right, k.Enter, k.Quit}
+	return []key.Binding{k.Up, k.Down, k.Left, k.Right, k.Enter, k.OpenBrowser, k.OpenMPV, k.Quit}
 }
 func (k keyMap) FullHelp() [][]key.Binding {
 	return [][]key.Binding{
 		{k.Up, k.Down, k.Left, k.Right},
-		{k.Enter, k.Refresh, k.Quit},
+		{k.Enter, k.OpenBrowser, k.OpenMPV, k.Refresh, k.Quit},
 	}
 }
 
@@ -81,10 +85,11 @@ const (
 type Model struct {
 	apiClient *Client
 
-	styles Styles
+	styles    Styles
-	keys   keyMap
+	keys      keyMap
-	help   help.Model
+	help      help.Model
-	focus  focusCol
+	focus     focusCol
+	lastError error
 
 	sports  *ListColumn[Sport]
 	matches *ListColumn[Match]
@@ -148,16 +153,53 @@ func (m Model) Init() tea.Cmd {
 // VIEW
 // ────────────────────────────────
 //
+func padToHeight(s string, height int) string {
+	lines := strings.Split(s, "\n")
+	for len(lines) < height {
+		lines = append(lines, "")
+	}
+	return strings.Join(lines[:height], "\n")
+}
+
+func (m Model) dynamicHelp() string {
+	switch m.focus {
+	case focusSports, focusMatches:
+		return m.help.View(keyMap{
+			Up: m.keys.Up, Down: m.keys.Down, Left: m.keys.Left, Right: m.keys.Right,
+			Enter: key.NewBinding(key.WithKeys("enter"), key.WithHelp("enter", "select")),
+			OpenBrowser: m.keys.OpenBrowser, OpenMPV: m.keys.OpenMPV,
+			Quit: m.keys.Quit, Refresh: m.keys.Refresh,
+		})
+	case focusStreams:
+		return m.help.View(keyMap{
+			Up: m.keys.Up, Down: m.keys.Down, Left: m.keys.Left, Right: m.keys.Right,
+			Enter: key.NewBinding(key.WithKeys("enter"), key.WithHelp("enter", "mpv / browser")),
+			OpenBrowser: m.keys.OpenBrowser, OpenMPV: m.keys.OpenMPV,
+			Quit: m.keys.Quit, Refresh: m.keys.Refresh,
+		})
+	default:
+		return m.help.View(m.keys)
+	}
+}
 
 func (m Model) View() string {
+	// Copy styles so we can tweak the rightmost margin to 0
+	right := m.styles
+	right.Box = right.Box.MarginRight(0)
+	right.Active = right.Active.MarginRight(0)
+
 	cols := lipgloss.JoinHorizontal(
 		lipgloss.Top,
 		m.sports.View(m.styles, m.focus == focusSports),
 		m.matches.View(m.styles, m.focus == focusMatches),
 		m.streams.View(m.styles, m.focus == focusStreams),
 	)
-	status := m.styles.Status.Render(m.status)
+	cols += " " // one-char right-edge buffer
-	return lipgloss.JoinVertical(lipgloss.Left, cols, status, m.help.View(m.keys))
+		status := m.styles.Status.Render(m.status)
+		if m.lastError != nil {
+			status = m.styles.Error.Render(fmt.Sprintf("⚠️  %v", m.lastError))
+		}
+		return lipgloss.JoinVertical(lipgloss.Left, cols, status, m.dynamicHelp())
 }
 
 //
@@ -169,25 +211,44 @@ func (m Model) View() string {
 func (m Model) Update(msg tea.Msg) (tea.Model, tea.Cmd) {
 	switch msg := msg.(type) {
 	case tea.WindowSizeMsg:
-		m.sports.SetWidth(msg.Width / 3)
+		total := msg.Width
-		m.matches.SetWidth(msg.Width / 3)
+		bordersAndPads := 4 // 2 border + 2 padding per column
-		m.streams.SetWidth(msg.Width / 3)
+
+		// Compute equal thirds, but reserve space for borders/pads
+		colWidth := (total / 3) - (bordersAndPads / 3)
+
+		// Give the rightmost column any leftover width to avoid clipping
+		remainder := total - (colWidth * 3)
+		rightWidth := colWidth + remainder - 1 // leave 1-char breathing room
+
+		usableHeight := int(float64(msg.Height) * 0.9)
+
+		m.sports.SetWidth(colWidth)
+		m.matches.SetWidth(colWidth)
+		m.streams.SetWidth(rightWidth)
+
+		m.sports.SetHeight(usableHeight)
+		m.matches.SetHeight(usableHeight)
+		m.streams.SetHeight(usableHeight)
 		return m, nil
 
 	case tea.KeyMsg:
 		switch {
 		case key.Matches(msg, m.keys.Quit):
 			return m, tea.Quit
+
 		case key.Matches(msg, m.keys.Left):
 			if m.focus > focusSports {
 				m.focus--
 			}
 			return m, nil
+
 		case key.Matches(msg, m.keys.Right):
 			if m.focus < focusStreams {
 				m.focus++
 			}
 			return m, nil
+
 		case key.Matches(msg, m.keys.Up):
 			switch m.focus {
 			case focusSports:
@@ -198,6 +259,7 @@ func (m Model) Update(msg tea.Msg) (tea.Model, tea.Cmd) {
 				m.streams.CursorUp()
 			}
 			return m, nil
+
 		case key.Matches(msg, m.keys.Down):
 			switch m.focus {
 			case focusSports:
@@ -208,6 +270,7 @@ func (m Model) Update(msg tea.Msg) (tea.Model, tea.Cmd) {
 				m.streams.CursorDown()
 			}
 			return m, nil
+
 		case key.Matches(msg, m.keys.Enter):
 			switch m.focus {
 			case focusSports:
@@ -226,6 +289,29 @@ func (m Model) Update(msg tea.Msg) (tea.Model, tea.Cmd) {
 					return m, m.launchMPV(st)
 				}
 			}
+			return m, nil
+
+		case key.Matches(msg, m.keys.OpenBrowser):
+			if m.focus == focusStreams {
+				if st, ok := m.streams.Selected(); ok && st.EmbedURL != "" {
+					_ = openBrowser(st.EmbedURL)
+					m.status = fmt.Sprintf("🌐 Opened in browser: %s", st.EmbedURL)
+				}
+			}
+			return m, nil
+
+		case key.Matches(msg, m.keys.OpenMPV):
+			if m.focus == focusStreams {
+				if st, ok := m.streams.Selected(); ok {
+					go func(st Stream) {
+						if err := m.forceMPVLaunch(st); err != nil {
+							m.lastError = err
+						}
+					}(st)
+					m.status = fmt.Sprintf("🎞️ Attempting mpv: %s", st.EmbedURL)
+				}
+			}
+			return m, nil
 		}
 		return m, nil
 
@@ -251,7 +337,7 @@ func (m Model) Update(msg tea.Msg) (tea.Model, tea.Cmd) {
 		return m, nil
 
 	case errorMsg:
-		m.status = fmt.Sprintf("Error: %v", msg)
+		m.lastError = msg
 		return m, nil
 	}
 	return m, nil
@@ -316,3 +402,32 @@ func (m Model) launchMPV(st Stream) tea.Cmd {
 		return launchStreamMsg{URL: url}
 	}
 }
+
+// forceMPVLaunch attempts to extract .m3u8 and open it in mpv directly.
+func (m Model) forceMPVLaunch(st Stream) error {
+	embed := strings.TrimSpace(st.EmbedURL)
+	if embed == "" {
+		return fmt.Errorf("no embed URL for stream %s", st.ID)
+	}
+
+	origin, referer, ua, err := deriveHeaders(embed)
+	if err != nil {
+		return fmt.Errorf("bad embed URL: %w", err)
+	}
+
+	body, err := fetchHTML(embed, ua, origin, referer, 12*time.Second)
+	if err != nil {
+		return fmt.Errorf("fetch failed: %w", err)
+	}
+
+	m3u8 := extractM3U8(body)
+	if m3u8 == "" {
+		return fmt.Errorf("no .m3u8 found in embed page")
+	}
+
+	if err := launchMPV(m3u8, ua, origin, referer); err != nil {
+		return fmt.Errorf("mpv launch failed: %w", err)
+	}
+
+	return nil
+}

internal/columns.go

@@ -16,16 +16,19 @@ type Styles struct {
 	Box    lipgloss.Style
 	Active lipgloss.Style
 	Status lipgloss.Style
+	Error  lipgloss.Style // NEW: for red bold error lines
 }
 
 func NewStyles() Styles {
-	border := lipgloss.RoundedBorder()
+    border := lipgloss.RoundedBorder()
-	return Styles{
+    return Styles{
-		Title:  lipgloss.NewStyle().Bold(true).Foreground(lipgloss.Color("12")),
+        Title:  lipgloss.NewStyle().Bold(true).Foreground(lipgloss.Color("12")),
-		Box:    lipgloss.NewStyle().Border(border).Padding(0, 1).MarginRight(1),
+        // REMOVE MarginRight(1) from both Box and Active:
-		Active: lipgloss.NewStyle().Border(border).BorderForeground(lipgloss.Color("10")).Padding(0, 1).MarginRight(1),
+        Box:    lipgloss.NewStyle().Border(border).Padding(0, 1),
-		Status: lipgloss.NewStyle().Foreground(lipgloss.Color("8")).MarginTop(1),
+        Active: lipgloss.NewStyle().Border(border).BorderForeground(lipgloss.Color("10")).Padding(0, 1),
-	}
+        Status: lipgloss.NewStyle().Foreground(lipgloss.Color("8")).MarginTop(1),
+        Error:  lipgloss.NewStyle().Foreground(lipgloss.Color("9")).Bold(true),
+    }
 }
 
 // ────────────────────────────────
@@ -55,7 +58,17 @@ func (c *ListColumn[T]) SetItems(items []T) {
 }
 
 func (c *ListColumn[T]) SetTitle(title string) { c.title = title }
-func (c *ListColumn[T]) SetWidth(w int)        { if w > 20 { c.width = w - 2 } }
+
+func (c *ListColumn[T]) SetWidth(w int) {
+	// w is the total width the app wants to allocate to the box.
+	// Subtract 4 for border (2) + padding (2) to get interior content width.
+	if w < 4 {
+		c.width = 0
+		return
+	}
+	c.width = w - 4
+}
+
 func (c *ListColumn[T]) SetHeight(h int)       { if h > 5 { c.height = h - 5 } }
 
 func (c *ListColumn[T]) CursorUp() {
@@ -120,5 +133,6 @@ func (c *ListColumn[T]) View(styles Styles, focused bool) string {
 	}
 
 	content := strings.Join(lines, "\n")
-	return box.Width(c.width + 2).Render(head + "\n" + content)
+	// IMPORTANT: width = interior content width + 4 (border+padding)
-}
+	return box.Width(c.width + 4).Render(head + "\n" + content)
+}

internal/stream_utils.go

@@ -0,0 +1,94 @@
+package internal
+
+import (
+	"errors"
+	"fmt"
+	"io"
+	"net/http"
+	"net/url"
+	"os/exec"
+	"regexp"
+	"strings"
+	"time"
+)
+
+// openBrowser tries to open the embed URL in the system browser.
+func openBrowser(link string) error {
+	if link == "" {
+		return errors.New("empty URL")
+	}
+	return exec.Command("xdg-open", link).Start()
+}
+
+// deriveHeaders guesses Origin, Referer, and User-Agent based on known embed domains.
+func deriveHeaders(embed string) (origin, referer, ua string, err error) {
+	if embed == "" {
+		return "", "", "", errors.New("empty embed url")
+	}
+
+	u, err := url.Parse(embed)
+	if err != nil {
+		return "", "", "", fmt.Errorf("parse url: %w", err)
+	}
+
+	host := u.Host
+	if strings.Contains(host, "embedsports") {
+		origin = "https://embedsports.top"
+		referer = "https://embedsports.top/"
+	} else {
+		origin = fmt.Sprintf("https://%s", host)
+		referer = fmt.Sprintf("https://%s/", host)
+	}
+
+	ua = "Mozilla/5.0 (X11; Linux x86_64; rv:144.0) Gecko/20100101 Firefox/144.0"
+	return origin, referer, ua, nil
+}
+
+// fetchHTML performs a GET request with proper headers and returns body text.
+func fetchHTML(embed, ua, origin, referer string, timeout time.Duration) (string, error) {
+	client := &http.Client{Timeout: timeout}
+	req, err := http.NewRequest("GET", embed, nil)
+	if err != nil {
+		return "", err
+	}
+	req.Header.Set("User-Agent", ua)
+	req.Header.Set("Origin", origin)
+	req.Header.Set("Referer", referer)
+	req.Header.Set("Accept", "*/*")
+	req.Header.Set("Accept-Language", "en-US,en;q=0.5")
+
+	resp, err := client.Do(req)
+	if err != nil {
+		return "", err
+	}
+	defer resp.Body.Close()
+
+	body, err := io.ReadAll(resp.Body)
+	if err != nil {
+		return "", err
+	}
+
+	return string(body), nil
+}
+
+// extractM3U8 uses regex to find an .m3u8 playlist link from an embed page.
+func extractM3U8(html string) string {
+	re := regexp.MustCompile(`https?://[^\s'"]+\.m3u8[^\s'"]*`)
+	m := re.FindString(html)
+	return strings.TrimSpace(m)
+}
+
+// launchMPV executes mpv with all the necessary HTTP headers.
+func launchMPV(m3u8, ua, origin, referer string) error {
+	args := []string{
+		"--no-terminal",
+		"--really-quiet",
+		fmt.Sprintf(`--http-header-fields=User-Agent: %s`, ua),
+		fmt.Sprintf(`--http-header-fields=Origin: %s`, origin),
+		fmt.Sprintf(`--http-header-fields=Referer: %s`, referer),
+		m3u8,
+	}
+
+	cmd := exec.Command("mpv", args...)
+	return cmd.Start()
+}