feat: initial goget release — modern IPv6-first download utility

2026-06-26 21:21:58 +02:00
commit 53db81e1f7
147 changed files with 45931 additions and 0 deletions
@@ -0,0 +1,101 @@
+//go:build linux || freebsd
+// +build linux freebsd
+
+package cli
+
+import (
+	_ "embed"
+	"fmt"
+	"io"
+	"os"
+	"strings"
+)
+
+//go:embed help.txt
+var helpText string
+
+// ANSI color codes
+const (
+	ColorReset   = "\033[0m"
+	ColorGreen   = "\033[32m"
+	ColorCyan    = "\033[36m"
+	ColorYellow  = "\033[33m"
+	ColorBlue    = "\033[34m"
+	ColorRed     = "\033[31m"
+	ColorBold    = "\033[1m"
+	ColorMagenta = "\033[35m"
+)
+
+// isColorTerminal checks if writer supports ANSI colors
+func isColorTerminal(w io.Writer) bool {
+	if os.Getenv("NO_COLOR") != "" {
+		return false
+	}
+	if _, ok := w.(*os.File); ok {
+		return os.Getenv("TERM") != "dumb"
+	}
+	return false
+}
+
+// PrintUsage prints formatted help from embedded help.txt
+func PrintUsage(w io.Writer) {
+	useColors := isColorTerminal(w)
+
+	if useColors {
+		bold := ColorBold
+		reset := ColorReset
+		green := ColorGreen
+		yellow := ColorYellow
+		magenta := ColorMagenta
+		_ = bold
+		_ = reset
+		_ = green
+		_ = yellow
+		_ = magenta
+
+		// Print help text with ANSI colors for section headers
+		for _, line := range strings.Split(helpText, "\n") {
+			if strings.HasPrefix(line, "NAME") || strings.HasPrefix(line, "SYNOPSIS") ||
+				strings.HasPrefix(line, "DESCRIPTION") || strings.HasSuffix(strings.TrimRight(line, " "), ":") {
+				fmt.Fprintf(w, "%s%s%s\n", ColorBold, line, ColorReset)
+			} else {
+				fmt.Fprintln(w, line)
+			}
+		}
+	} else {
+		fmt.Fprint(w, helpText)
+	}
+}
+
+// PrintCategoryHelp prints help filtered by category.
+// Categories: all, target, network, auth, mirror, recursive, verify, queue, metalink, upload, pgp, extraction, config
+func PrintCategoryHelp(w io.Writer, category string) {
+	if category == "" || category == "all" {
+		PrintUsage(w)
+		return
+	}
+
+	categories := map[string]string{
+		"target":     "TARGETS",
+		"network":    "NETWORK",
+		"auth":       "AUTHENTICATION",
+		"mirror":     "MIRROR MODE",
+		"recursive":  "RECURSIVE DOWNLOAD",
+		"verify":     "VERIFICATION",
+		"queue":      "DOWNLOAD QUEUE",
+		"metalink":   "METALINK",
+		"upload":     "BASIC OPTIONS",
+		"pgp":        "PGP/GPG",
+		"extraction": "EXTRACTION",
+		"config":     "CONFIGURATION",
+	}
+
+	title, ok := categories[strings.ToLower(category)]
+	if !ok {
+		fmt.Fprintf(w, "Unknown category: %s\nAvailable: %s\n", category,
+			"target, network, auth, mirror, recursive, verify, queue, metalink, upload, pgp, extraction, config, all")
+		return
+	}
+	fmt.Fprintf(w, "Showing category: %s\nUse --help for full help.\n\n", title)
+	PrintUsage(w) // For now, print full help — future: filter
+}