From 90f8fe7e538bb7e52d2558152a0390e693f39b11 Mon Sep 17 00:00:00 2001
From: Akihiko Odaki <nekomanma@pixiv.co.jp>
Date: Thu, 29 Mar 2018 01:20:40 +0900
Subject: Introduce processor

---
 src/server/api/endpoints/username/available.ts | 32 ++++++++++++++++++++++++++
 1 file changed, 32 insertions(+)
 create mode 100644 src/server/api/endpoints/username/available.ts

(limited to 'src/server/api/endpoints/username')

diff --git a/src/server/api/endpoints/username/available.ts b/src/server/api/endpoints/username/available.ts
new file mode 100644
index 0000000000..aac7fadf5a
--- /dev/null
+++ b/src/server/api/endpoints/username/available.ts
@@ -0,0 +1,32 @@
+/**
+ * Module dependencies
+ */
+import $ from 'cafy';
+import User from '../../models/user';
+import { validateUsername } from '../../models/user';
+
+/**
+ * Check available username
+ *
+ * @param {any} params
+ * @return {Promise<any>}
+ */
+module.exports = async (params) => new Promise(async (res, rej) => {
+	// Get 'username' parameter
+	const [username, usernameError] = $(params.username).string().pipe(validateUsername).$;
+	if (usernameError) return rej('invalid username param');
+
+	// Get exist
+	const exist = await User
+		.count({
+			host: null,
+			username_lower: username.toLowerCase()
+		}, {
+			limit: 1
+		});
+
+	// Reply
+	res({
+		available: exist === 0
+	});
+});
-- 
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