added snake and added projects section, still need a bit of work

.gitignore

@@ -1 +1 @@
-snake.go
+connections.log

main.go

@@ -2,17 +2,40 @@ package main
 
 import (
 	"fmt"
-	"strings"
-
-	"log"
-
 	tea "github.com/charmbracelet/bubbletea"
 	"github.com/charmbracelet/lipgloss"
 	"github.com/charmbracelet/ssh"
 	"github.com/charmbracelet/wish"
 	wishtea "github.com/charmbracelet/wish/bubbletea"
+	"log"
+	"os"
+	"strings"
 )
 
+type project struct {
+	name        string
+	description string
+	tech        string
+	url         string
+}
+
+var projects = []project{
+	{
+		name:        "SSH-portfolio",
+		description: "This very terminal — a Bubbletea + Wish SSH app.",
+		tech:        "Go · Bubbletea · Lipgloss · Wish",
+		url:         "https://git.ksan.dev/ksan/ssh-portfolio",
+	},
+	{
+		name:        "E-Voting",
+		description: "A secure e-voting application for creating and participating in elections. It uses certificates, encryption, and digital signatures to protect identity, privacy, and data integrity.",
+		tech:        "Java · BoucyCastle · JavaFx · Gradle",
+		url:         "https://git.ksan.dev/ksan/e-voting",
+	},
+}
+
+const giteaLink = "https://git.ksan.dev/ksan"
+
 var asciiArt = []string{}
 
 type model struct {
@@ -26,12 +49,14 @@ type model struct {
 	mouseY        int
 	mouseActive   bool
 	isClicked     bool
+	snake         SnakeModel
+	projectCursor int
 }
 
 func initialModel() model {
 	return model{
 		title:         "Đorđe Kšan",
-		sections:      []string{"About", "Projects", "Contact"},
+		sections:      []string{"About", "Projects", "Contact", "Surprise"},
 		currentScreen: "menu",
 		mouseActive:   true,
 	}
@@ -42,6 +67,24 @@ func (m model) Init() tea.Cmd {
 }
 
 func (m model) Update(msg tea.Msg) (tea.Model, tea.Cmd) {
+
+	if m.currentScreen == "Surprise" {
+
+		if key, ok := msg.(tea.KeyMsg); ok {
+			switch key.String() {
+			case "q", "ctrl+c":
+				return m, tea.Quit
+			case "b", "backspace":
+				m.currentScreen = "menu"
+				return m, nil
+			}
+		}
+
+		var cmd tea.Cmd
+		m.snake, cmd = m.snake.Update(msg)
+		return m, cmd
+	}
+
 	switch msg := msg.(type) {
 	case tea.WindowSizeMsg:
 		m.width = msg.Width
@@ -57,18 +100,35 @@ func (m model) Update(msg tea.Msg) (tea.Model, tea.Cmd) {
 			return m, tea.Quit
 
 		case "up", "k":
+			if m.currentScreen == "Projects" {
+				if m.projectCursor > 0 {
+					m.projectCursor--
+				}
+			} else if m.currentScreen == "menu" {
 				if m.selected > 0 {
 					m.selected--
-				fmt.Println("up")
+				}
 			}
 		case "down", "j":
+			if m.currentScreen == "Projects" {
+				if m.projectCursor < len(projects)-1 {
+					m.projectCursor++
+				}
+			} else if m.currentScreen == "menu" {
 				if m.selected < len(m.sections)-1 {
 					m.selected++
-				fmt.Println("down")
+				}
 			}
 		case "enter":
-			m.currentScreen = m.sections[m.selected]
 
+			if m.currentScreen == "menu" {
+				chosen := m.sections[m.selected]
+				m.currentScreen = chosen
+				if chosen == "Surprise" {
+					m.snake = newSnakeModel()
+					return m, m.snake.Init()
+				}
+			}
 			return m, nil
 
 		case "left", "h":
@@ -96,7 +156,22 @@ func (m model) Update(msg tea.Msg) (tea.Model, tea.Cmd) {
 	return m, nil
 }
 
+func (m model) center(content string) string {
+	if m.width == 0 || m.height == 0 {
+		return content
+	}
+	return lipgloss.Place(m.width, m.height,
+		lipgloss.Center, lipgloss.Center,
+		content,
+	)
+}
+
 func (m model) View() string {
+
+	if m.currentScreen == "Surprise" {
+		return m.center(m.snake.View())
+	}
+
 	titleStyle := lipgloss.NewStyle().
 		Bold(true).
 		Foreground(lipgloss.Color("#E2E8F0")).
@@ -129,14 +204,15 @@ func (m model) View() string {
 			}
 		}
 
-		output += "\n" + footerStyle.Render("Press q to quit.") + "\n"
+		output += "\n" + footerStyle.Render("  ↑↓←→ / hjkl to move · b to go back · q to quit") + "\n"
+
 	} else {
 		switch m.currentScreen {
 		case "About":
 			output = m.renderAbout()
 
 		case "Projects":
-			output = m.renderProjects()
+			output = m.center(m.renderProjects())
 		case "Contact":
 			output = m.renderContact()
 
@@ -158,7 +234,7 @@ var aboutText = `
 	`
 
 var contactText = `
-	Get in touch with me at djordje@ksan.dev.
+	Get in touch with me at djordje@ksan.dev
 	`
 
 var projectsText = `
@@ -193,23 +269,56 @@ func (m model) renderAbout() string {
 	str.WriteString("\n")
 	str.WriteString(contentStyle.Render(aboutText))
 	str.WriteString("\n")
-	str.WriteString(footerStyle.Render("esc: back to menu"))
+
+	str.WriteString(footerStyle.Render("  ↑↓←→ / hjkl to move · b to go back · q to quit") + "\n")
 
 	return str.String()
 
 }
 
+func link(url, text string) string {
+	return "\033]8;;" + url + "\033\\" + text + "\033]8;;\033\\"
+}
+
 func (m model) renderProjects() string {
 
-	var str strings.Builder
+	output := titleStyle.Render("━━━ Projects ━━━") + "\n\n"
+	output += sectionStyle.Render("Projects I worked on:") + "\n\n"
 
-	str.WriteString(titleStyle.Render("━━━ Projects ━━━"))
+	cursorStyle := lipgloss.NewStyle().Foreground(lipgloss.Color("#8A1D7D")).Bold(true)
-	str.WriteString("\n")
+	expandedNameStyle := lipgloss.NewStyle().Foreground(lipgloss.Color("#E2E8F0")).Bold(true)
-	str.WriteString(contentStyle.Render(projectsText))
+	collapsedNameStyle := lipgloss.NewStyle().Foreground(lipgloss.Color("#94A3B8"))
-	str.WriteString("\n")
+	descStyle := lipgloss.NewStyle().Foreground(lipgloss.Color("#CBD5E1")).PaddingLeft(4).Width(55).Align(lipgloss.Center)
-	str.WriteString(footerStyle.Render("esc: back to menu"))
+	techStyle := lipgloss.NewStyle().Foreground(lipgloss.Color("#8A1D7D")).PaddingLeft(4)
+	dividerStyle := lipgloss.NewStyle().Foreground(lipgloss.Color("#1E293B"))
+	urlStyle := lipgloss.NewStyle().Foreground(lipgloss.Color("#38BDF8")).Underline(true).PaddingLeft(4).Align(lipgloss.Center)
+	urlStyle2 := lipgloss.NewStyle().Foreground(lipgloss.Color("#38BDF8")).Underline(true).Align(lipgloss.Center).MaxWidth(55)
 
-	return str.String()
+	for i, p := range projects {
+		if i == m.projectCursor {
+			output += cursorStyle.Render("▶ ") + expandedNameStyle.Render(link(p.url, p.name)) + "\n"
+			output += descStyle.Render(p.description) + "\n"
+			output += techStyle.Render("[ "+p.tech+" ]") + "\n"
+
+			output += link(p.url, urlStyle.Render("→ Check it out here ←")) + "\n"
+			output += urlStyle2.Render(p.url) + "\n"
+		} else {
+			output += collapsedNameStyle.Render("  ▸ "+p.name) + "\n"
+		}
+		if i < len(projects)-1 {
+			output += dividerStyle.Render("  "+"─────────────────────────────") + "\n"
+		}
+	}
+
+	gitStyle := lipgloss.NewStyle().
+		Foreground(lipgloss.Color("#38BDF8")).
+		Underline(true).
+		MarginTop(1)
+	output += "\n" + sectionStyle.Render("More on: ") + gitStyle.Render(giteaLink) + "\n"
+
+	output += "\n" + footerStyle.Render("  ↑↓←→ / hjkl to move · b to go back · q to quit")
+
+	return output
 }
 
 func (m model) renderContact() string {
@@ -219,12 +328,13 @@ func (m model) renderContact() string {
 	str.WriteString("\n")
 	str.WriteString(contentStyle.Render(contactText))
 	str.WriteString("\n")
-	str.WriteString(footerStyle.Render("esc: back to menu"))
+	str.WriteString(footerStyle.Render("  ↑↓←→ / hjkl to move · b to go back · q to quit") + "\n")
 
 	return str.String()
 }
 
 func main() {
+	initLogger()
 
 	server, _ := wish.NewServer(
 		wish.WithAddress("0.0.0.0:2222"),
@@ -235,13 +345,25 @@ func main() {
 	_ = server.ListenAndServe()
 }
 
+func initLogger() {
+	f, err := os.OpenFile("connections.log",
+		os.O_APPEND|os.O_CREATE|os.O_WRONLY,
+		0644,
+	)
+	if err != nil {
+		log.Fatal(err)
+	}
+
+	log.SetOutput(f)
+	log.SetFlags(log.Ldate | log.Ltime | log.Lshortfile)
+}
+
 func teaHandler(s ssh.Session) (tea.Model, []tea.ProgramOption) {
 
 	ip := s.RemoteAddr().String()
 	user := s.User()
 
-	println("New connection:")
+	log.Printf("New connection | user=%s ip=%s", user, ip)
-	log.Println("User:", user, "IP:", ip)
 
 	return initialModel(), []tea.ProgramOption{
 		tea.WithAltScreen(),

snake.go

@@ -0,0 +1,222 @@
+package main
+
+import (
+	"fmt"
+	"math/rand"
+	"strings"
+	"time"
+
+	tea "github.com/charmbracelet/bubbletea"
+	"github.com/charmbracelet/lipgloss"
+)
+
+const (
+	gridWidth  = 40
+	gridHeight = 20
+)
+
+type point struct {
+	x, y int
+}
+
+type snakeDirection int
+
+const (
+	dirUp snakeDirection = iota
+	dirDown
+	dirLeft
+	dirRight
+)
+
+type snakeTickMsg time.Time
+
+type SnakeModel struct {
+	snake    []point
+	dir      snakeDirection
+	nextDir  snakeDirection
+	food     point
+	score    int
+	gameOver bool
+	rng      *rand.Rand
+}
+
+func newSnakeModel() SnakeModel {
+	rng := rand.New(rand.NewSource(time.Now().UnixNano()))
+	snake := []point{
+		{gridWidth/2 + 1, gridHeight / 2},
+		{gridWidth / 2, gridHeight / 2},
+		{gridWidth/2 - 1, gridHeight / 2},
+	}
+	m := SnakeModel{
+		snake:   snake,
+		dir:     dirRight,
+		nextDir: dirRight,
+		rng:     rng,
+	}
+	m.food = m.spawnFood()
+	return m
+}
+
+func (m SnakeModel) spawnFood() point {
+	occupied := make(map[point]bool, len(m.snake))
+	for _, s := range m.snake {
+		occupied[s] = true
+	}
+	for {
+		f := point{m.rng.Intn(gridWidth), m.rng.Intn(gridHeight)}
+		if !occupied[f] {
+			return f
+		}
+	}
+}
+
+func snakeTickCmd() tea.Cmd {
+	return tea.Tick(130*time.Millisecond, func(t time.Time) tea.Msg {
+		return snakeTickMsg(t)
+	})
+}
+
+func (m SnakeModel) Init() tea.Cmd {
+	return snakeTickCmd()
+}
+
+func (m SnakeModel) Update(msg tea.Msg) (SnakeModel, tea.Cmd) {
+	switch msg := msg.(type) {
+
+	case tea.KeyMsg:
+		switch msg.String() {
+		case "up", "k":
+			if m.dir != dirDown {
+				m.nextDir = dirUp
+			}
+		case "down", "j":
+			if m.dir != dirUp {
+				m.nextDir = dirDown
+			}
+		case "left", "h":
+			if m.dir != dirRight {
+				m.nextDir = dirLeft
+			}
+		case "right", "l":
+			if m.dir != dirLeft {
+				m.nextDir = dirRight
+			}
+		case "r":
+			if m.gameOver {
+				fresh := newSnakeModel()
+				return fresh, fresh.Init()
+			}
+		}
+
+	case snakeTickMsg:
+		if m.gameOver {
+			return m, nil
+		}
+
+		m.dir = m.nextDir
+		head := m.snake[0]
+
+		var next point
+		switch m.dir {
+		case dirUp:
+			next = point{head.x, head.y - 1}
+		case dirDown:
+			next = point{head.x, head.y + 1}
+		case dirLeft:
+			next = point{head.x - 1, head.y}
+		case dirRight:
+			next = point{head.x + 1, head.y}
+		}
+
+		if next.x < 0 || next.x >= gridWidth || next.y < 0 || next.y >= gridHeight {
+			m.gameOver = true
+			return m, nil
+		}
+
+		for _, s := range m.snake {
+			if s == next {
+				m.gameOver = true
+				return m, nil
+			}
+		}
+
+		if next == m.food {
+			m.snake = append([]point{next}, m.snake...)
+			m.score++
+			m.food = m.spawnFood()
+		} else {
+			m.snake = append([]point{next}, m.snake[:len(m.snake)-1]...)
+		}
+
+		return m, snakeTickCmd()
+	}
+
+	return m, nil
+}
+
+
+
+//TODO test if the characters are rendered on different terminals
+func (m SnakeModel) View() string {
+
+	snakeIndex := make(map[point]int, len(m.snake))
+	for i, s := range m.snake {
+		snakeIndex[s] = i
+	}
+
+	//TODO move to top
+	borderStyle := lipgloss.NewStyle().Foreground(lipgloss.Color("#8A1D7D"))
+	headStyle := lipgloss.NewStyle().Foreground(lipgloss.Color("#4ADE80")).Bold(true)
+	bodyStyle := lipgloss.NewStyle().Foreground(lipgloss.Color("#16A34A"))
+	foodStyle := lipgloss.NewStyle().Foreground(lipgloss.Color("#FB923C"))
+	titleStyle := lipgloss.NewStyle().Bold(true).Foreground(lipgloss.Color("#E2E8F0"))
+	scoreStyle := lipgloss.NewStyle().Foreground(lipgloss.Color("#94A3B8"))
+	footerStyle := lipgloss.NewStyle().Foreground(lipgloss.Color("#64748B"))
+	gameOverStyle := lipgloss.NewStyle().Bold(true).Foreground(lipgloss.Color("#EF4444"))
+
+	var sb strings.Builder
+
+	sb.WriteString(
+		titleStyle.Render("  SNAKE") +
+			"   " +
+			scoreStyle.Render(fmt.Sprintf("Score: %d", m.score)) +
+			"\n",
+	)
+
+	sb.WriteString(borderStyle.Render("┌"+strings.Repeat("─", gridWidth)+"┐") + "\n")
+
+	for y := 0; y < gridHeight; y++ {
+		sb.WriteString(borderStyle.Render("│"))
+		for x := 0; x < gridWidth; x++ {
+			p := point{x, y}
+			if idx, isSnake := snakeIndex[p]; isSnake {
+				if idx == 0 {
+					sb.WriteString(headStyle.Render("■"))
+				} else {
+					sb.WriteString(bodyStyle.Render("□"))
+				}
+			} else if p == m.food {
+				sb.WriteString(foodStyle.Render("●"))
+			} else {
+				sb.WriteString(" ")
+			}
+		}
+		sb.WriteString(borderStyle.Render("│") + "\n")
+	}
+
+	sb.WriteString(borderStyle.Render("└"+strings.Repeat("─", gridWidth)+"┘") + "\n")
+
+	if m.gameOver {
+		sb.WriteString(
+			gameOverStyle.Render("  GAME OVER") +
+				"  " +
+				scoreStyle.Render(fmt.Sprintf("Final score: %d", m.score)) +
+				"\n",
+		)
+		sb.WriteString(footerStyle.Render("  r to restart · b to go back · q to quit") + "\n")
+	} else {
+		sb.WriteString(footerStyle.Render("  ↑↓←→ / hjkl to move · b to go back · q to quit") + "\n")
+	}
+
+	return sb.String()
+}