feat: add help menu command

cmds/general/help.go

@@ -0,0 +1,79 @@
+package general
+
+import (
+	"fmt"
+	"strings"
+	"time"
+
+	hc "neo/context"
+	"neo/core"
+)
+
+func init() {
+	core.Default.Register(Help)
+}
+
+var Help = &core.Command{
+	Name:        "help",
+	Aliases:     []string{"?", "h", "menu"},
+	Category:    "general",
+	Description: "Shows the bot's features and commands",
+	Run: func(ctx *hc.Ctx) {
+		loc, err := time.LoadLocation("Asia/Jakarta")
+		if err != nil {
+			loc = time.FixedZone("UTC+7", 7*3600)
+		}
+
+		now := time.Now().In(loc)
+		hour := now.Hour()
+
+		var greeting string
+		switch {
+		case hour >= 4 && hour < 12:
+			greeting = "Ohayō"
+		case hour >= 12 && hour < 18:
+			greeting = "Konnichiwa"
+		default:
+			greeting = "Konbanwa"
+		}
+
+		pushName := ctx.Event().Info.PushName
+		if pushName == "" {
+			pushName = "User"
+		}
+
+		// Header
+		var sb strings.Builder
+		sb.WriteString(fmt.Sprintf("%s *%s*👋\n📬 Need help? Here are all of my commands\n", greeting, pushName))
+
+		// Group commands by category (simulate json object array appending)
+		cmdMap := make(map[string][]string)
+		for _, cmd := range core.Default.GetCommands() {
+			cat := cmd.Category
+			if cat == "" {
+				cat = "general"
+			}
+			cmdMap[cat] = append(cmdMap[cat], cmd.Name)
+		}
+
+		prefix := ctx.Prefix()
+		if prefix == "" {
+			// fallback if they called it somehow internally without prefix
+			prefix = "."
+		}
+
+		// Print categories
+		for cat, cmds := range cmdMap {
+			sb.WriteString(fmt.Sprintf("\n*📃%s*\n", strings.ToUpper(cat)))
+			for i, cmdName := range cmds {
+				branch := "├"
+				if i == len(cmds)-1 {
+					branch = "└"
+				}
+				sb.WriteString(fmt.Sprintf("%s %s%s\n", branch, prefix, cmdName))
+			}
+		}
+
+		ctx.Reply(sb.String())
+	},
+}

cmds/register.go

@@ -2,6 +2,7 @@ package cmds
 
 import (
 	_ "neo/cmds/download"
+	_ "neo/cmds/general"
 	_ "neo/cmds/media"
 	_ "neo/cmds/misc"
 )