Initialize Go module

handlers.go

@@ -0,0 +1,216 @@
+package main
+
+import (
+	"log"
+	"net/http"
+	"runtime"
+)
+
+// Handle the root route - show status
+func indexHandler(w http.ResponseWriter, r *http.Request) {
+	if r.URL.Path != "/" {
+		http.NotFound(w, r)
+		return
+	}
+
+	online := isServerOnline()
+	status := "Online"
+	color := "#4caf50"  // Material green
+	if !online {
+		status = "Offline"
+		color = "#d32f2f"  // Material red
+	}
+
+	data := StatusData{
+		Server:       serverName,
+		Status:       status,
+		Color:        color,
+		IsTestMode:   runtime.GOOS == "darwin",
+		AskPassword:  false,
+		ErrorMessage: "",
+	}
+
+	if err := tmpl.Execute(w, data); err != nil {
+		http.Error(w, "Failed to render template", http.StatusInternalServerError)
+		log.Printf("Template render error: %v", err)
+	}
+}
+
+// Handle boot request
+func bootHandler(w http.ResponseWriter, r *http.Request) {
+	if !isServerOnline() {
+		// Boot the server using wakeonlan
+		err := sendWakeOnLAN()
+		if err != nil {
+			log.Printf("Error booting server: %v", err)
+		}
+
+		// Display booting status
+		data := StatusData{
+			Server:      serverName,
+			Status:      "Booting",
+			Color:       "#607d8b",  // Material blue-gray
+			IsTestMode:  runtime.GOOS == "darwin",
+			AskPassword: false,
+		}
+		if err := tmpl.Execute(w, data); err != nil {
+			http.Error(w, "Failed to render template", http.StatusInternalServerError)
+			log.Printf("Template render error: %v", err)
+		}
+	} else {
+		// Server is already online
+		data := StatusData{
+			Server:      serverName,
+			Status:      "Online",
+			Color:       "#4caf50",  // Material green
+			IsTestMode:  runtime.GOOS == "darwin",
+			AskPassword: false,
+		}
+		if err := tmpl.Execute(w, data); err != nil {
+			http.Error(w, "Failed to render template", http.StatusInternalServerError)
+			log.Printf("Template render error: %v", err)
+		}
+	}
+}
+
+// Handle shutdown confirmation request
+func confirmShutdownHandler(w http.ResponseWriter, r *http.Request) {
+	online := isServerOnline()
+
+	if !online {
+		// Server is already offline
+		data := StatusData{
+			Server:      serverName,
+			Status:      "Offline",
+			Color:       "#d32f2f",  // Material red
+			IsTestMode:  runtime.GOOS == "darwin",
+			AskPassword: false,
+		}
+		if err := tmpl.Execute(w, data); err != nil {
+			http.Error(w, "Failed to render template", http.StatusInternalServerError)
+			log.Printf("Template render error: %v", err)
+		}
+		return
+	}
+
+	// Show confirmation dialog
+	data := StatusData{
+		Server:          serverName,
+		Status:          "Online",
+		Color:           "#4caf50",  // Material green
+		IsTestMode:      runtime.GOOS == "darwin",
+		ConfirmShutdown: true,
+		AskPassword:     false,
+	}
+	if err := tmpl.Execute(w, data); err != nil {
+		http.Error(w, "Failed to render template", http.StatusInternalServerError)
+		log.Printf("Template render error: %v", err)
+	}
+}
+
+// Handle password entry for shutdown
+func enterPasswordHandler(w http.ResponseWriter, r *http.Request) {
+	if !isServerOnline() {
+		// Server is already offline, redirect to home
+		http.Redirect(w, r, "/", http.StatusSeeOther)
+		return
+	}
+
+	// Show password entry dialog
+	data := StatusData{
+		Server:      serverName,
+		Status:      "Online",
+		Color:       "#4caf50",  // Material green
+		IsTestMode:  runtime.GOOS == "darwin",
+		AskPassword: true,
+	}
+	if err := tmpl.Execute(w, data); err != nil {
+		http.Error(w, "Failed to render template", http.StatusInternalServerError)
+		log.Printf("Template render error: %v", err)
+	}
+}
+
+// Handle actual shutdown request
+func shutdownHandler(w http.ResponseWriter, r *http.Request) {
+	// Only process POST requests for security
+	if r.Method != "POST" {
+		http.Redirect(w, r, "/", http.StatusSeeOther)
+		return
+	}
+
+	// Parse form data to get password
+	if err := r.ParseForm(); err != nil {
+		log.Printf("Error parsing form: %v", err)
+		http.Redirect(w, r, "/", http.StatusSeeOther)
+		return
+	}
+
+	// Get password from form
+	password := r.FormValue("password")
+
+	if password == "" {
+		// Show password form again with error
+		data := StatusData{
+			Server:       serverName,
+			Status:       "Online",
+			Color:        "#4caf50",
+			IsTestMode:   runtime.GOOS == "darwin",
+			AskPassword:  true,
+			ErrorMessage: "Password cannot be empty",
+		}
+		if err := tmpl.Execute(w, data); err != nil {
+			http.Error(w, "Failed to render template", http.StatusInternalServerError)
+			log.Printf("Template render error: %v", err)
+		}
+		return
+	}
+
+	if isServerOnline() {
+		// Shutdown the server
+		err := shutdownServer(password)
+		if err != nil {
+			log.Printf("Error shutting down server: %v", err)
+
+			// Show password form again with error
+			data := StatusData{
+				Server:       serverName,
+				Status:       "Online",
+				Color:        "#4caf50",
+				IsTestMode:   runtime.GOOS == "darwin",
+				AskPassword:  true,
+				ErrorMessage: "Failed to shutdown server. Please check your password.",
+			}
+			if err := tmpl.Execute(w, data); err != nil {
+				http.Error(w, "Failed to render template", http.StatusInternalServerError)
+				log.Printf("Template render error: %v", err)
+			}
+			return
+		}
+
+		// Display shutting down status
+		data := StatusData{
+			Server:      serverName,
+			Status:      "Shutting down",
+			Color:       "#5d4037",  // Material brown
+			IsTestMode:  runtime.GOOS == "darwin",
+			AskPassword: false,
+		}
+		if err := tmpl.Execute(w, data); err != nil {
+			http.Error(w, "Failed to render template", http.StatusInternalServerError)
+			log.Printf("Template render error: %v", err)
+		}
+	} else {
+		// Server is already offline
+		data := StatusData{
+			Server:      serverName,
+			Status:      "Offline",
+			Color:       "#d32f2f",  // Material red
+			IsTestMode:  runtime.GOOS == "darwin",
+			AskPassword: false,
+		}
+		if err := tmpl.Execute(w, data); err != nil {
+			http.Error(w, "Failed to render template", http.StatusInternalServerError)
+			log.Printf("Template render error: %v", err)
+		}
+	}
+}