I hate regex

src/main/java/net/hypr/doki/commands/moderation/Timeout.java

@@ -27,6 +27,10 @@ public class Timeout extends ApplicationCommand {
                      @AppOption(name = "member") Member member,
                      @AppOption(name = "duration", description = "ex: 2h5m, must be between 1m and 7d") String duration) {
         Duration timeoutDuration = DurationUtils.parseDuration(duration);
+        if (!DurationUtils.isDurationBetween(timeoutDuration, Duration.ofMinutes(1), Duration.ofDays(7))) {
+            event.replyFormat("Invalid duration %s!, must be between 1m and 7d", duration).queue();
+            return;
+        }
         member.timeoutFor(timeoutDuration).queue();
         event.replyFormat("Timed out %s for %s", member.getAsMention(), duration).queue();
     }

src/main/java/net/hypr/doki/commands/utils/Poll.java

@@ -26,11 +26,15 @@ public class Poll extends ApplicationCommand {
     )
     public void poll(GuildSlashEvent event,
                      @AppOption(name = "title") String pollTitle,
-                     @AppOption(name = "duration", description = "ex: 2h5m, must be between 1h and 7d") String duration,
+                     @AppOption(name = "duration", description = "ex: 2h, must be between 1h and 7d") String duration,
                      @AppOption(name = "options", description = "Comma-seperated poll options") String options,
                      @Optional @AppOption(name = "multiple-choice", description = "Allow multiple choices? (defaults to false)") Boolean multiChoice) {
         Boolean pollMultiChoice = Objects.requireNonNullElse(multiChoice, false);
         Duration pollDuration = DurationUtils.parseDuration(duration);
+        if (!DurationUtils.isDurationBetween(pollDuration, Duration.ofHours(1), Duration.ofDays(7))) {
+            event.replyFormat("Invalid duration %s!, must be between 1h and 7d", duration).queue();
+            return;
+        }
         String[] pollOptions = options.split(",");
         MessagePollBuilder poll = MessagePollData.builder(pollTitle)
                 .setDuration(pollDuration);

src/main/java/net/hypr/doki/utils/DurationUtils.java

@@ -7,26 +7,52 @@ import java.util.regex.Matcher;
 import java.util.regex.Pattern;
 
 public class DurationUtils {
-    private static final Pattern timePattern = Pattern.compile("(\\d+)([dhms])?");
+    private static final Pattern DURATION_PATTERN = Pattern.compile(
-    public static Duration parseDuration(String input) throws IllegalArgumentException {
+            "(\\d+d\\s*)?(\\d+h\\s*)?(\\d+m\\s*)?(\\d+s\\s*)?");
-        Matcher matcher = timePattern.matcher(input);
 
-        if (!matcher.matches()) {
+    public static Duration parseDuration(String durationString) {
-            throw new IllegalArgumentException("Invalid duration format");
+        durationString = durationString.trim();
+
+        Matcher matcher = DURATION_PATTERN.matcher(durationString);
+        long days = 0;
+        long hours = 0;
+        long minutes = 0;
+        long seconds = 0;
+
+        if (matcher.matches()) {
+            // Extract days if present
+            if (matcher.group(1) != null) {
+                days = Long.parseLong(matcher.group(1).replace("d", "").trim());
             }
 
-        int value = Integer.parseInt(matcher.group(1));
+            // Extract hours if present
-        String unit = matcher.group(2);
+            if (matcher.group(2) != null) {
-
+                hours = Long.parseLong(matcher.group(2).replace("h", "").trim());
-        return switch (unit == null || unit.isEmpty() ? "m" : unit.toLowerCase()) {
-            case "d" -> Duration.ofDays(value);
-            case "h" -> Duration.ofHours(value);
-            case "m" -> Duration.ofMinutes(value);
-            case "s" -> Duration.ofSeconds(value);
-            default -> throw new IllegalArgumentException("Invalid unit");
-        };
             }
 
+            // Extract minutes if present
+            if (matcher.group(3) != null) {
+                minutes = Long.parseLong(matcher.group(3).replace("m", "").trim());
+            }
+
+            // Extract seconds if present
+            if (matcher.group(4) != null) {
+                seconds = Long.parseLong(matcher.group(4).replace("s", "").trim());
+            }
+        }
+
+        return Duration.ofDays(days)
+                .plusHours(hours)
+                .plusMinutes(minutes)
+                .plusSeconds(seconds);
+    }
+
+    public static boolean isDurationBetween(Duration target, Duration lowerThreshold, Duration upperThreshold) {
+        if (target == lowerThreshold || target == upperThreshold) return true;
+        return !target.isNegative() &&
+                (target.compareTo(lowerThreshold) >= 0) &&
+                (target.compareTo(upperThreshold) <= 0);
+    }
     public static String getTimeDifference(OffsetDateTime offsetDateTime) {
         if (offsetDateTime == null) return "0 seconds";