From e7415dd42bf656a24d70c49776ff7c84a1838f9e Mon Sep 17 00:00:00 2001
From: syuilo <syuilotan@yahoo.co.jp>
Date: Wed, 30 Aug 2017 17:31:39 +0900
Subject: Implement #746

---
 src/api/endpoints.ts        |  4 ++++
 src/api/endpoints/i/pin.ts  | 44 ++++++++++++++++++++++++++++++++++++++++++++
 src/api/serializers/user.ts | 43 ++++++++++++++++++++++++++-----------------
 3 files changed, 74 insertions(+), 17 deletions(-)
 create mode 100644 src/api/endpoints/i/pin.ts

(limited to 'src/api')

diff --git a/src/api/endpoints.ts b/src/api/endpoints.ts
index c6661533e8..e5be68c096 100644
--- a/src/api/endpoints.ts
+++ b/src/api/endpoints.ts
@@ -167,6 +167,10 @@ const endpoints: Endpoint[] = [
 		name: 'i/regenerate_token',
 		withCredential: true
 	},
+	{
+		name: 'i/pin',
+		kind: 'account-write'
+	},
 	{
 		name: 'i/appdata/get',
 		withCredential: true
diff --git a/src/api/endpoints/i/pin.ts b/src/api/endpoints/i/pin.ts
new file mode 100644
index 0000000000..a94950d22b
--- /dev/null
+++ b/src/api/endpoints/i/pin.ts
@@ -0,0 +1,44 @@
+/**
+ * Module dependencies
+ */
+import $ from 'cafy';
+import User from '../../models/user';
+import Post from '../../models/post';
+import serialize from '../../serializers/user';
+
+/**
+ * Pin post
+ *
+ * @param {any} params
+ * @param {any} user
+ * @return {Promise<any>}
+ */
+module.exports = async (params, user) => new Promise(async (res, rej) => {
+	// Get 'post_id' parameter
+	const [postId, postIdErr] = $(params.post_id).id().$;
+	if (postIdErr) return rej('invalid post_id param');
+
+	// Fetch pinee
+	const post = await Post.findOne({
+		_id: postId,
+		user_id: user._id
+	});
+
+	if (post === null) {
+		return rej('post not found');
+	}
+
+	await User.update(user._id, {
+		$set: {
+			pinned_post_id: post._id
+		}
+	});
+
+	// Serialize
+	const iObj = await serialize(user, user, {
+		detail: true
+	});
+
+	// Send response
+	res(iObj);
+});
diff --git a/src/api/serializers/user.ts b/src/api/serializers/user.ts
index bdbc749589..c9189d9034 100644
--- a/src/api/serializers/user.ts
+++ b/src/api/serializers/user.ts
@@ -4,6 +4,7 @@
 import * as mongo from 'mongodb';
 import deepcopy = require('deepcopy');
 import User from '../models/user';
+import serializePost from './post';
 import Following from '../models/following';
 import getFriends from '../common/get-friends';
 import config from '../../conf';
@@ -116,24 +117,32 @@ export default (
 		_user.is_followed = follow2 !== null;
 	}
 
-	if (me && !me.equals(_user.id) && opts.detail) {
-		const myFollowingIds = await getFriends(me);
-
-		// Get following you know count
-		const followingYouKnowCount = await Following.count({
-			followee_id: { $in: myFollowingIds },
-			follower_id: _user.id,
-			deleted_at: { $exists: false }
-		});
-		_user.following_you_know_count = followingYouKnowCount;
+	if (opts.detail) {
+		if (_user.pinned_post_id) {
+			_user.pinned_post = await serializePost(_user.pinned_post_id, me, {
+				detail: true
+			});
+		}
 
-		// Get followers you know count
-		const followersYouKnowCount = await Following.count({
-			followee_id: _user.id,
-			follower_id: { $in: myFollowingIds },
-			deleted_at: { $exists: false }
-		});
-		_user.followers_you_know_count = followersYouKnowCount;
+		if (me && !me.equals(_user.id)) {
+			const myFollowingIds = await getFriends(me);
+
+			// Get following you know count
+			const followingYouKnowCount = await Following.count({
+				followee_id: { $in: myFollowingIds },
+				follower_id: _user.id,
+				deleted_at: { $exists: false }
+			});
+			_user.following_you_know_count = followingYouKnowCount;
+
+			// Get followers you know count
+			const followersYouKnowCount = await Following.count({
+				followee_id: _user.id,
+				follower_id: { $in: myFollowingIds },
+				deleted_at: { $exists: false }
+			});
+			_user.followers_you_know_count = followersYouKnowCount;
+		}
 	}
 
 	resolve(_user);
-- 
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