Fixed bot verbosity

api/gateway/tgsettle/internal/service/treasury/bot/commands.go

@@ -0,0 +1,58 @@
+package bot
+
+import "strings"
+
+type Command string
+
+const (
+	CommandStart    Command = "start"
+	CommandFund     Command = "fund"
+	CommandWithdraw Command = "withdraw"
+	CommandConfirm  Command = "confirm"
+	CommandCancel   Command = "cancel"
+)
+
+var supportedCommands = []Command{
+	CommandStart,
+	CommandFund,
+	CommandWithdraw,
+	CommandConfirm,
+	CommandCancel,
+}
+
+func (c Command) Slash() string {
+	name := strings.TrimSpace(string(c))
+	if name == "" {
+		return ""
+	}
+	return "/" + name
+}
+
+func parseCommand(text string) Command {
+	text = strings.TrimSpace(text)
+	if !strings.HasPrefix(text, "/") {
+		return ""
+	}
+	token := text
+	if idx := strings.IndexAny(token, " \t\n\r"); idx >= 0 {
+		token = token[:idx]
+	}
+	token = strings.TrimPrefix(token, "/")
+	if idx := strings.Index(token, "@"); idx >= 0 {
+		token = token[:idx]
+	}
+	return Command(strings.ToLower(strings.TrimSpace(token)))
+}
+
+func supportedCommandsMessage() string {
+	lines := make([]string, 0, len(supportedCommands)+1)
+	lines = append(lines, "Supported commands:")
+	for _, cmd := range supportedCommands {
+		lines = append(lines, cmd.Slash())
+	}
+	return strings.Join(lines, "\n")
+}
+
+func confirmationCommandsMessage() string {
+	return "Confirm operation?\n\n" + CommandConfirm.Slash() + "\n" + CommandCancel.Slash()
+}