4 files changed, 9 insertions, 3 deletions
diff --git a/src/arguments/contentWithDuration.ts b/src/arguments/contentWithDuration.ts
index 38b3fa4..27ff1db 100644
--- a/src/arguments/contentWithDuration.ts
+++ b/src/arguments/contentWithDuration.ts
@@ -3,6 +3,6 @@ import { BushArgumentTypeCaster } from '@lib';
 export const contentWithDurationTypeCaster: BushArgumentTypeCaster = async (
 	_,
 	phrase
-): Promise<{ duration: number; contentWithoutTime: string | null }> => {
+): Promise<{ duration: number | null; contentWithoutTime: string | null }> => {
 	return client.util.parseDuration(phrase);
 };
diff --git a/src/arguments/duration.ts b/src/arguments/duration.ts
index 6e76034..9f3cf99 100644
--- a/src/arguments/duration.ts
+++ b/src/arguments/duration.ts
@@ -1,5 +1,5 @@
 import { BushArgumentTypeCaster } from '@lib';
 
-export const durationTypeCaster: BushArgumentTypeCaster = (_, phrase): number => {
+export const durationTypeCaster: BushArgumentTypeCaster = (_, phrase): number | null => {
 	return client.util.parseDuration(phrase).duration;
 };
diff --git a/src/arguments/durationSeconds.ts b/src/arguments/durationSeconds.ts
new file mode 100644
index 0000000..6b0e91d
--- /dev/null
+++ b/src/arguments/durationSeconds.ts
@@ -0,0 +1,6 @@
+import { BushArgumentTypeCaster } from '../lib';
+
+export const durationSecondsTypeCaster: BushArgumentTypeCaster = (_, phrase): number | null => {
+	phrase += 's';
+	return client.util.parseDuration(phrase).duration;
+};
diff --git a/src/arguments/roleWithDuation.ts b/src/arguments/roleWithDuation.ts
index 54e6390..a63026d 100644
--- a/src/arguments/roleWithDuation.ts
+++ b/src/arguments/roleWithDuation.ts
@@ -3,7 +3,7 @@ import { BushArgumentTypeCaster } from '@lib';
 export const roleWithDurationTypeCaster: BushArgumentTypeCaster = async (
 	message,
 	phrase
-): Promise<{ duration: number; role: string | null } | null> => {
+): Promise<{ duration: number | null; role: string | null } | null> => {
 	// eslint-disable-next-line prefer-const
 	let { duration, contentWithoutTime } = client.util.parseDuration(phrase);
 	if (contentWithoutTime === null || contentWithoutTime === undefined) return null;