From a81a34cd765b1b226a6ad1382e3c076572aa1dd9 Mon Sep 17 00:00:00 2001
From: syuilo <syuilotan@yahoo.co.jp>
Date: Fri, 6 Jul 2018 20:40:44 +0900
Subject: [PATCH] =?UTF-8?q?=E6=96=B0=E5=BD=A2=E5=BC=8F=E3=81=AB=E7=A7=BB?=
 =?UTF-8?q?=E8=A1=8C?=
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---
 src/server/api/endpoints/notes/timeline.ts | 121 +++++++++++++--------
 1 file changed, 77 insertions(+), 44 deletions(-)

diff --git a/src/server/api/endpoints/notes/timeline.ts b/src/server/api/endpoints/notes/timeline.ts
index 9144c6625c..eb491bc8eb 100644
--- a/src/server/api/endpoints/notes/timeline.ts
+++ b/src/server/api/endpoints/notes/timeline.ts
@@ -4,48 +4,81 @@ import Mute from '../../../../models/mute';
 import { getFriends } from '../../common/get-friends';
 import { pack } from '../../../../models/note';
 import { ILocalUser } from '../../../../models/user';
+import getParams from '../../get-params';
+
+export const meta = {
+	name: 'notes/timeline',
+
+	desc: {
+		ja: 'タイムラインを取得します。'
+	},
+
+	params: {
+		limit: $.num.optional.range(1, 100).note({
+			default: 10,
+			desc: {
+				ja: '最大数'
+			}
+		}),
+
+		sinceId: $.type(ID).optional.note({
+			desc: {
+				ja: '指定すると、この投稿を基点としてより新しい投稿を取得します'
+			}
+		}),
+
+		untilId: $.type(ID).optional.note({
+			desc: {
+				ja: '指定すると、この投稿を基点としてより古い投稿を取得します'
+			}
+		}),
+
+		sinceDate: $.num.optional.note({
+			desc: {
+				ja: '指定した時間を基点としてより新しい投稿を取得します。数値は、1970 年 1 月 1 日 00:00:00 UTC から指定した日時までの経過時間をミリ秒単位で表します。'
+			}
+		}),
+
+		untilDate: $.num.optional.note({
+			desc: {
+				ja: '指定した時間を基点としてより古い投稿を取得します。数値は、1970 年 1 月 1 日 00:00:00 UTC から指定した日時までの経過時間をミリ秒単位で表します。'
+			}
+		}),
+
+		includeMyRenotes: $.bool.optional.note({
+			default: true,
+			desc: {
+				ja: '自分の行ったRenoteを含めるかどうか'
+			}
+		}),
+
+		includeRenotedMyNotes: $.bool.optional.note({
+			default: true,
+			desc: {
+				ja: 'Renoteされた自分の投稿を含めるかどうか'
+			}
+		}),
+
+		mediaOnly: $.bool.optional.note({
+			desc: {
+				ja: 'true にすると、メディアが添付された投稿だけ取得します'
+			}
+		}),
+	}
+};
 
 /**
  * Get timeline of myself
  */
 export default async (params: any, user: ILocalUser) => {
-	// Get 'limit' parameter
-	const [limit = 10, limitErr] = $.num.optional.range(1, 100).get(params.limit);
-	if (limitErr) throw 'invalid limit param';
-
-	// Get 'sinceId' parameter
-	const [sinceId, sinceIdErr] = $.type(ID).optional.get(params.sinceId);
-	if (sinceIdErr) throw 'invalid sinceId param';
-
-	// Get 'untilId' parameter
-	const [untilId, untilIdErr] = $.type(ID).optional.get(params.untilId);
-	if (untilIdErr) throw 'invalid untilId param';
-
-	// Get 'sinceDate' parameter
-	const [sinceDate, sinceDateErr] = $.num.optional.get(params.sinceDate);
-	if (sinceDateErr) throw 'invalid sinceDate param';
-
-	// Get 'untilDate' parameter
-	const [untilDate, untilDateErr] = $.num.optional.get(params.untilDate);
-	if (untilDateErr) throw 'invalid untilDate param';
+	const [ps, psErr] = getParams(meta, params);
+	if (psErr) throw psErr;
 
 	// Check if only one of sinceId, untilId, sinceDate, untilDate specified
-	if ([sinceId, untilId, sinceDate, untilDate].filter(x => x != null).length > 1) {
+	if ([ps.sinceId, ps.untilId, ps.sinceDate, ps.untilDate].filter(x => x != null).length > 1) {
 		throw 'only one of sinceId, untilId, sinceDate, untilDate can be specified';
 	}
 
-	// Get 'includeMyRenotes' parameter
-	const [includeMyRenotes = true, includeMyRenotesErr] = $.bool.optional.get(params.includeMyRenotes);
-	if (includeMyRenotesErr) throw 'invalid includeMyRenotes param';
-
-	// Get 'includeRenotedMyNotes' parameter
-	const [includeRenotedMyNotes = true, includeRenotedMyNotesErr] = $.bool.optional.get(params.includeRenotedMyNotes);
-	if (includeRenotedMyNotesErr) throw 'invalid includeRenotedMyNotes param';
-
-	// Get 'mediaOnly' parameter
-	const [mediaOnly, mediaOnlyErr] = $.bool.optional.get(params.mediaOnly);
-	if (mediaOnlyErr) throw 'invalid mediaOnly param';
-
 	const [followings, mutedUserIds] = await Promise.all([
 		// フォローを取得
 		// Fetch following
@@ -107,7 +140,7 @@ export default async (params: any, user: ILocalUser) => {
 	// つまり、「『自分の投稿かつRenote』ではない」を「『自分の投稿ではない』または『Renoteではない』」と表現します。
 	// for details: https://en.wikipedia.org/wiki/De_Morgan%27s_laws
 
-	if (includeMyRenotes === false) {
+	if (ps.includeMyRenotes === false) {
 		query.$and.push({
 			$or: [{
 				userId: { $ne: user._id }
@@ -123,7 +156,7 @@ export default async (params: any, user: ILocalUser) => {
 		});
 	}
 
-	if (includeRenotedMyNotes === false) {
+	if (ps.includeRenotedMyNotes === false) {
 		query.$and.push({
 			$or: [{
 				'_renote.userId': { $ne: user._id }
@@ -139,29 +172,29 @@ export default async (params: any, user: ILocalUser) => {
 		});
 	}
 
-	if (mediaOnly) {
+	if (ps.mediaOnly) {
 		query.$and.push({
 			mediaIds: { $exists: true, $ne: [] }
 		});
 	}
 
-	if (sinceId) {
+	if (ps.sinceId) {
 		sort._id = 1;
 		query._id = {
-			$gt: sinceId
+			$gt: ps.sinceId
 		};
-	} else if (untilId) {
+	} else if (ps.untilId) {
 		query._id = {
-			$lt: untilId
+			$lt: ps.untilId
 		};
-	} else if (sinceDate) {
+	} else if (ps.sinceDate) {
 		sort._id = 1;
 		query.createdAt = {
-			$gt: new Date(sinceDate)
+			$gt: new Date(ps.sinceDate)
 		};
-	} else if (untilDate) {
+	} else if (ps.untilDate) {
 		query.createdAt = {
-			$lt: new Date(untilDate)
+			$lt: new Date(ps.untilDate)
 		};
 	}
 	//#endregion
@@ -169,7 +202,7 @@ export default async (params: any, user: ILocalUser) => {
 	// Issue query
 	const timeline = await Note
 		.find(query, {
-			limit: limit,
+			limit: ps.limit,
 			sort: sort
 		});