Introduce processor

11 files changed, 0 insertions, 902 deletions

diff --git a/src/api/endpoints/aggregation/posts.ts b/src/api/endpoints/aggregation/posts.ts
deleted file mode 100644
index 9d8bccbdb2..0000000000
--- a/src/api/endpoints/aggregation/posts.ts
+++ /dev/null
@@ -1,90 +0,0 @@
-/**
- * Module dependencies
- */
-import $ from 'cafy';
-import Post from '../../models/post';
-
-/**
- * Aggregate posts
- *
- * @param {any} params
- * @return {Promise<any>}
- */
-module.exports = params => new Promise(async (res, rej) => {
-	// Get 'limit' parameter
-	const [limit = 365, limitErr] = $(params.limit).optional.number().range(1, 365).$;
-	if (limitErr) return rej('invalid limit param');
-
-	const datas = await Post
-		.aggregate([
-			{ $project: {
-				repost_id: '$repost_id',
-				reply_id: '$reply_id',
-				created_at: { $add: ['$created_at', 9 * 60 * 60 * 1000] } // Convert into JST
-			}},
-			{ $project: {
-				date: {
-					year: { $year: '$created_at' },
-					month: { $month: '$created_at' },
-					day: { $dayOfMonth: '$created_at' }
-				},
-				type: {
-					$cond: {
-						if: { $ne: ['$repost_id', null] },
-						then: 'repost',
-						else: {
-							$cond: {
-								if: { $ne: ['$reply_id', null] },
-								then: 'reply',
-								else: 'post'
-							}
-						}
-					}
-				}}
-			},
-			{ $group: { _id: {
-				date: '$date',
-				type: '$type'
-			}, count: { $sum: 1 } } },
-			{ $group: {
-				_id: '$_id.date',
-				data: { $addToSet: {
-					type: '$_id.type',
-					count: '$count'
-				}}
-			} }
-		]);
-
-	datas.forEach(data => {
-		data.date = data._id;
-		delete data._id;
-
-		data.posts = (data.data.filter(x => x.type == 'post')[0] || { count: 0 }).count;
-		data.reposts = (data.data.filter(x => x.type == 'repost')[0] || { count: 0 }).count;
-		data.replies = (data.data.filter(x => x.type == 'reply')[0] || { count: 0 }).count;
-
-		delete data.data;
-	});
-
-	const graph = [];
-
-	for (let i = 0; i < limit; i++) {
-		const day = new Date(new Date().setDate(new Date().getDate() - i));
-
-		const data = datas.filter(d =>
-			d.date.year == day.getFullYear() && d.date.month == day.getMonth() + 1 && d.date.day == day.getDate()
-		)[0];
-
-		if (data) {
-			graph.push(data);
-		} else {
-			graph.push({
-				posts: 0,
-				reposts: 0,
-				replies: 0
-			});
-		}
-	}
-
-	res(graph);
-});
diff --git a/src/api/endpoints/aggregation/posts/reaction.ts b/src/api/endpoints/aggregation/posts/reaction.ts
deleted file mode 100644
index eb99b9d088..0000000000
--- a/src/api/endpoints/aggregation/posts/reaction.ts
+++ /dev/null
@@ -1,76 +0,0 @@
-/**
- * Module dependencies
- */
-import $ from 'cafy';
-import Post from '../../../models/post';
-import Reaction from '../../../models/post-reaction';
-
-/**
- * Aggregate reaction of a post
- *
- * @param {any} params
- * @return {Promise<any>}
- */
-module.exports = (params) => new Promise(async (res, rej) => {
-	// Get 'post_id' parameter
-	const [postId, postIdErr] = $(params.post_id).id().$;
-	if (postIdErr) return rej('invalid post_id param');
-
-	// Lookup post
-	const post = await Post.findOne({
-		_id: postId
-	});
-
-	if (post === null) {
-		return rej('post not found');
-	}
-
-	const datas = await Reaction
-		.aggregate([
-			{ $match: { post_id: post._id } },
-			{ $project: {
-				created_at: { $add: ['$created_at', 9 * 60 * 60 * 1000] } // Convert into JST
-			}},
-			{ $project: {
-				date: {
-					year: { $year: '$created_at' },
-					month: { $month: '$created_at' },
-					day: { $dayOfMonth: '$created_at' }
-				}
-			}},
-			{ $group: {
-				_id: '$date',
-				count: { $sum: 1 }
-			}}
-		]);
-
-	datas.forEach(data => {
-		data.date = data._id;
-		delete data._id;
-	});
-
-	const graph = [];
-
-	for (let i = 0; i < 30; i++) {
-		const day = new Date(new Date().setDate(new Date().getDate() - i));
-
-		const data = datas.filter(d =>
-			d.date.year == day.getFullYear() && d.date.month == day.getMonth() + 1 && d.date.day == day.getDate()
-		)[0];
-
-		if (data) {
-			graph.push(data);
-		} else {
-			graph.push({
-				date: {
-					year: day.getFullYear(),
-					month: day.getMonth() + 1, // In JavaScript, month is zero-based.
-					day: day.getDate()
-				},
-				count: 0
-			});
-		}
-	}
-
-	res(graph);
-});
diff --git a/src/api/endpoints/aggregation/posts/reactions.ts b/src/api/endpoints/aggregation/posts/reactions.ts
deleted file mode 100644
index 790b523be9..0000000000
--- a/src/api/endpoints/aggregation/posts/reactions.ts
+++ /dev/null
@@ -1,72 +0,0 @@
-/**
- * Module dependencies
- */
-import $ from 'cafy';
-import Post from '../../../models/post';
-import Reaction from '../../../models/post-reaction';
-
-/**
- * Aggregate reactions of a post
- *
- * @param {any} params
- * @return {Promise<any>}
- */
-module.exports = (params) => new Promise(async (res, rej) => {
-	// Get 'post_id' parameter
-	const [postId, postIdErr] = $(params.post_id).id().$;
-	if (postIdErr) return rej('invalid post_id param');
-
-	// Lookup post
-	const post = await Post.findOne({
-		_id: postId
-	});
-
-	if (post === null) {
-		return rej('post not found');
-	}
-
-	const startTime = new Date(new Date().setMonth(new Date().getMonth() - 1));
-
-	const reactions = await Reaction
-		.find({
-			post_id: post._id,
-			$or: [
-				{ deleted_at: { $exists: false } },
-				{ deleted_at: { $gt: startTime } }
-			]
-		}, {
-			sort: {
-				_id: -1
-			},
-			fields: {
-				_id: false,
-				post_id: false
-			}
-		});
-
-	const graph = [];
-
-	for (let i = 0; i < 30; i++) {
-		let day = new Date(new Date().setDate(new Date().getDate() - i));
-		day = new Date(day.setMilliseconds(999));
-		day = new Date(day.setSeconds(59));
-		day = new Date(day.setMinutes(59));
-		day = new Date(day.setHours(23));
-		// day = day.getTime();
-
-		const count = reactions.filter(r =>
-			r.created_at < day && (r.deleted_at == null || r.deleted_at > day)
-		).length;
-
-		graph.push({
-			date: {
-				year: day.getFullYear(),
-				month: day.getMonth() + 1, // In JavaScript, month is zero-based.
-				day: day.getDate()
-			},
-			count: count
-		});
-	}
-
-	res(graph);
-});
diff --git a/src/api/endpoints/aggregation/posts/reply.ts b/src/api/endpoints/aggregation/posts/reply.ts
deleted file mode 100644
index b114c34e1e..0000000000
--- a/src/api/endpoints/aggregation/posts/reply.ts
+++ /dev/null
@@ -1,75 +0,0 @@
-/**
- * Module dependencies
- */
-import $ from 'cafy';
-import Post from '../../../models/post';
-
-/**
- * Aggregate reply of a post
- *
- * @param {any} params
- * @return {Promise<any>}
- */
-module.exports = (params) => new Promise(async (res, rej) => {
-	// Get 'post_id' parameter
-	const [postId, postIdErr] = $(params.post_id).id().$;
-	if (postIdErr) return rej('invalid post_id param');
-
-	// Lookup post
-	const post = await Post.findOne({
-		_id: postId
-	});
-
-	if (post === null) {
-		return rej('post not found');
-	}
-
-	const datas = await Post
-		.aggregate([
-			{ $match: { reply: post._id } },
-			{ $project: {
-				created_at: { $add: ['$created_at', 9 * 60 * 60 * 1000] } // Convert into JST
-			}},
-			{ $project: {
-				date: {
-					year: { $year: '$created_at' },
-					month: { $month: '$created_at' },
-					day: { $dayOfMonth: '$created_at' }
-				}
-			}},
-			{ $group: {
-				_id: '$date',
-				count: { $sum: 1 }
-			}}
-		]);
-
-	datas.forEach(data => {
-		data.date = data._id;
-		delete data._id;
-	});
-
-	const graph = [];
-
-	for (let i = 0; i < 30; i++) {
-		const day = new Date(new Date().setDate(new Date().getDate() - i));
-
-		const data = datas.filter(d =>
-			d.date.year == day.getFullYear() && d.date.month == day.getMonth() + 1 && d.date.day == day.getDate()
-		)[0];
-
-		if (data) {
-			graph.push(data);
-		} else {
-			graph.push({
-				date: {
-					year: day.getFullYear(),
-					month: day.getMonth() + 1, // In JavaScript, month is zero-based.
-					day: day.getDate()
-				},
-				count: 0
-			});
-		}
-	}
-
-	res(graph);
-});
diff --git a/src/api/endpoints/aggregation/posts/repost.ts b/src/api/endpoints/aggregation/posts/repost.ts
deleted file mode 100644
index 217159caa7..0000000000
--- a/src/api/endpoints/aggregation/posts/repost.ts
+++ /dev/null
@@ -1,75 +0,0 @@
-/**
- * Module dependencies
- */
-import $ from 'cafy';
-import Post from '../../../models/post';
-
-/**
- * Aggregate repost of a post
- *
- * @param {any} params
- * @return {Promise<any>}
- */
-module.exports = (params) => new Promise(async (res, rej) => {
-	// Get 'post_id' parameter
-	const [postId, postIdErr] = $(params.post_id).id().$;
-	if (postIdErr) return rej('invalid post_id param');
-
-	// Lookup post
-	const post = await Post.findOne({
-		_id: postId
-	});
-
-	if (post === null) {
-		return rej('post not found');
-	}
-
-	const datas = await Post
-		.aggregate([
-			{ $match: { repost_id: post._id } },
-			{ $project: {
-				created_at: { $add: ['$created_at', 9 * 60 * 60 * 1000] } // Convert into JST
-			}},
-			{ $project: {
-				date: {
-					year: { $year: '$created_at' },
-					month: { $month: '$created_at' },
-					day: { $dayOfMonth: '$created_at' }
-				}
-			}},
-			{ $group: {
-				_id: '$date',
-				count: { $sum: 1 }
-			}}
-		]);
-
-	datas.forEach(data => {
-		data.date = data._id;
-		delete data._id;
-	});
-
-	const graph = [];
-
-	for (let i = 0; i < 30; i++) {
-		const day = new Date(new Date().setDate(new Date().getDate() - i));
-
-		const data = datas.filter(d =>
-			d.date.year == day.getFullYear() && d.date.month == day.getMonth() + 1 && d.date.day == day.getDate()
-		)[0];
-
-		if (data) {
-			graph.push(data);
-		} else {
-			graph.push({
-				date: {
-					year: day.getFullYear(),
-					month: day.getMonth() + 1, // In JavaScript, month is zero-based.
-					day: day.getDate()
-				},
-				count: 0
-			});
-		}
-	}
-
-	res(graph);
-});
diff --git a/src/api/endpoints/aggregation/users.ts b/src/api/endpoints/aggregation/users.ts
deleted file mode 100644
index e38ce92ff9..0000000000
--- a/src/api/endpoints/aggregation/users.ts
+++ /dev/null
@@ -1,61 +0,0 @@
-/**
- * Module dependencies
- */
-import $ from 'cafy';
-import User from '../../models/user';
-
-/**
- * Aggregate users
- *
- * @param {any} params
- * @return {Promise<any>}
- */
-module.exports = params => new Promise(async (res, rej) => {
-	// Get 'limit' parameter
-	const [limit = 365, limitErr] = $(params.limit).optional.number().range(1, 365).$;
-	if (limitErr) return rej('invalid limit param');
-
-	const users = await User
-		.find({}, {
-			sort: {
-				_id: -1
-			},
-			fields: {
-				_id: false,
-				created_at: true,
-				deleted_at: true
-			}
-		});
-
-	const graph = [];
-
-	for (let i = 0; i < limit; i++) {
-		let dayStart = new Date(new Date().setDate(new Date().getDate() - i));
-		dayStart = new Date(dayStart.setMilliseconds(0));
-		dayStart = new Date(dayStart.setSeconds(0));
-		dayStart = new Date(dayStart.setMinutes(0));
-		dayStart = new Date(dayStart.setHours(0));
-
-		let dayEnd = new Date(new Date().setDate(new Date().getDate() - i));
-		dayEnd = new Date(dayEnd.setMilliseconds(999));
-		dayEnd = new Date(dayEnd.setSeconds(59));
-		dayEnd = new Date(dayEnd.setMinutes(59));
-		dayEnd = new Date(dayEnd.setHours(23));
-		// day = day.getTime();
-
-		const total = users.filter(u =>
-			u.created_at < dayEnd && (u.deleted_at == null || u.deleted_at > dayEnd)
-		).length;
-
-		const created = users.filter(u =>
-			u.created_at < dayEnd && u.created_at > dayStart
-		).length;
-
-		graph.push({
-			total: total,
-			created: created
-		});
-	}
-
-	res(graph);
-});
diff --git a/src/api/endpoints/aggregation/users/activity.ts b/src/api/endpoints/aggregation/users/activity.ts
deleted file mode 100644
index 102a71d7cb..0000000000
--- a/src/api/endpoints/aggregation/users/activity.ts
+++ /dev/null
@@ -1,116 +0,0 @@
-/**
- * Module dependencies
- */
-import $ from 'cafy';
-import User from '../../../models/user';
-import Post from '../../../models/post';
-
-// TODO: likeやfollowも集計
-
-/**
- * Aggregate activity of a user
- *
- * @param {any} params
- * @return {Promise<any>}
- */
-module.exports = (params) => new Promise(async (res, rej) => {
-	// Get 'limit' parameter
-	const [limit = 365, limitErr] = $(params.limit).optional.number().range(1, 365).$;
-	if (limitErr) return rej('invalid limit param');
-
-	// Get 'user_id' parameter
-	const [userId, userIdErr] = $(params.user_id).id().$;
-	if (userIdErr) return rej('invalid user_id param');
-
-	// Lookup user
-	const user = await User.findOne({
-		_id: userId
-	}, {
-		fields: {
-			_id: true
-		}
-	});
-
-	if (user === null) {
-		return rej('user not found');
-	}
-
-	const datas = await Post
-		.aggregate([
-			{ $match: { user_id: user._id } },
-			{ $project: {
-				repost_id: '$repost_id',
-				reply_id: '$reply_id',
-				created_at: { $add: ['$created_at', 9 * 60 * 60 * 1000] } // Convert into JST
-			}},
-			{ $project: {
-				date: {
-					year: { $year: '$created_at' },
-					month: { $month: '$created_at' },
-					day: { $dayOfMonth: '$created_at' }
-				},
-				type: {
-					$cond: {
-						if: { $ne: ['$repost_id', null] },
-						then: 'repost',
-						else: {
-							$cond: {
-								if: { $ne: ['$reply_id', null] },
-								then: 'reply',
-								else: 'post'
-							}
-						}
-					}
-				}}
-			},
-			{ $group: { _id: {
-				date: '$date',
-				type: '$type'
-			}, count: { $sum: 1 } } },
-			{ $group: {
-				_id: '$_id.date',
-				data: { $addToSet: {
-					type: '$_id.type',
-					count: '$count'
-				}}
-			} }
-		]);
-
-	datas.forEach(data => {
-		data.date = data._id;
-		delete data._id;
-
-		data.posts = (data.data.filter(x => x.type == 'post')[0] || { count: 0 }).count;
-		data.reposts = (data.data.filter(x => x.type == 'repost')[0] || { count: 0 }).count;
-		data.replies = (data.data.filter(x => x.type == 'reply')[0] || { count: 0 }).count;
-
-		delete data.data;
-	});
-
-	const graph = [];
-
-	for (let i = 0; i < limit; i++) {
-		const day = new Date(new Date().setDate(new Date().getDate() - i));
-
-		const data = datas.filter(d =>
-			d.date.year == day.getFullYear() && d.date.month == day.getMonth() + 1 && d.date.day == day.getDate()
-		)[0];
-
-		if (data) {
-			graph.push(data);
-		} else {
-			graph.push({
-				date: {
-					year: day.getFullYear(),
-					month: day.getMonth() + 1, // In JavaScript, month is zero-based.
-					day: day.getDate()
-				},
-				posts: 0,
-				reposts: 0,
-				replies: 0
-			});
-		}
-	}
-
-	res(graph);
-});
diff --git a/src/api/endpoints/aggregation/users/followers.ts b/src/api/endpoints/aggregation/users/followers.ts
deleted file mode 100644
index 3022b2b002..0000000000
--- a/src/api/endpoints/aggregation/users/followers.ts
+++ /dev/null
@@ -1,74 +0,0 @@
-/**
- * Module dependencies
- */
-import $ from 'cafy';
-import User from '../../../models/user';
-import Following from '../../../models/following';
-
-/**
- * Aggregate followers of a user
- *
- * @param {any} params
- * @return {Promise<any>}
- */
-module.exports = (params) => new Promise(async (res, rej) => {
-	// Get 'user_id' parameter
-	const [userId, userIdErr] = $(params.user_id).id().$;
-	if (userIdErr) return rej('invalid user_id param');
-
-	// Lookup user
-	const user = await User.findOne({
-		_id: userId
-	}, {
-		fields: {
-			_id: true
-		}
-	});
-
-	if (user === null) {
-		return rej('user not found');
-	}
-
-	const startTime = new Date(new Date().setMonth(new Date().getMonth() - 1));
-
-	const following = await Following
-		.find({
-			followee_id: user._id,
-			$or: [
-				{ deleted_at: { $exists: false } },
-				{ deleted_at: { $gt: startTime } }
-			]
-		}, {
-			_id: false,
-			follower_id: false,
-			followee_id: false
-		}, {
-			sort: { created_at: -1 }
-		});
-
-	const graph = [];
-
-	for (let i = 0; i < 30; i++) {
-		let day = new Date(new Date().setDate(new Date().getDate() - i));
-		day = new Date(day.setMilliseconds(999));
-		day = new Date(day.setSeconds(59));
-		day = new Date(day.setMinutes(59));
-		day = new Date(day.setHours(23));
-		// day = day.getTime();
-
-		const count = following.filter(f =>
-			f.created_at < day && (f.deleted_at == null || f.deleted_at > day)
-		).length;
-
-		graph.push({
-			date: {
-				year: day.getFullYear(),
-				month: day.getMonth() + 1, // In JavaScript, month is zero-based.
-				day: day.getDate()
-			},
-			count: count
-		});
-	}
-
-	res(graph);
-});
diff --git a/src/api/endpoints/aggregation/users/following.ts b/src/api/endpoints/aggregation/users/following.ts
deleted file mode 100644
index 92da7e6921..0000000000
--- a/src/api/endpoints/aggregation/users/following.ts
+++ /dev/null
@@ -1,73 +0,0 @@
-/**
- * Module dependencies
- */
-import $ from 'cafy';
-import User from '../../../models/user';
-import Following from '../../../models/following';
-
-/**
- * Aggregate following of a user
- *
- * @param {any} params
- * @return {Promise<any>}
- */
-module.exports = (params) => new Promise(async (res, rej) => {
-	// Get 'user_id' parameter
-	const [userId, userIdErr] = $(params.user_id).id().$;
-	if (userIdErr) return rej('invalid user_id param');
-
-	// Lookup user
-	const user = await User.findOne({
-		_id: userId
-	}, {
-		fields: {
-			_id: true
-		}
-	});
-
-	if (user === null) {
-		return rej('user not found');
-	}
-
-	const startTime = new Date(new Date().setMonth(new Date().getMonth() - 1));
-
-	const following = await Following
-		.find({
-			follower_id: user._id,
-			$or: [
-				{ deleted_at: { $exists: false } },
-				{ deleted_at: { $gt: startTime } }
-			]
-		}, {
-			_id: false,
-			follower_id: false,
-			followee_id: false
-		}, {
-			sort: { created_at: -1 }
-		});
-
-	const graph = [];
-
-	for (let i = 0; i < 30; i++) {
-		let day = new Date(new Date().setDate(new Date().getDate() - i));
-		day = new Date(day.setMilliseconds(999));
-		day = new Date(day.setSeconds(59));
-		day = new Date(day.setMinutes(59));
-		day = new Date(day.setHours(23));
-
-		const count = following.filter(f =>
-			f.created_at < day && (f.deleted_at == null || f.deleted_at > day)
-		).length;
-
-		graph.push({
-			date: {
-				year: day.getFullYear(),
-				month: day.getMonth() + 1, // In JavaScript, month is zero-based.
-				day: day.getDate()
-			},
-			count: count
-		});
-	}
-
-	res(graph);
-});
diff --git a/src/api/endpoints/aggregation/users/post.ts b/src/api/endpoints/aggregation/users/post.ts
deleted file mode 100644
index c6a75eee39..0000000000
--- a/src/api/endpoints/aggregation/users/post.ts
+++ /dev/null
@@ -1,110 +0,0 @@
-/**
- * Module dependencies
- */
-import $ from 'cafy';
-import User from '../../../models/user';
-import Post from '../../../models/post';
-
-/**
- * Aggregate post of a user
- *
- * @param {any} params
- * @return {Promise<any>}
- */
-module.exports = (params) => new Promise(async (res, rej) => {
-	// Get 'user_id' parameter
-	const [userId, userIdErr] = $(params.user_id).id().$;
-	if (userIdErr) return rej('invalid user_id param');
-
-	// Lookup user
-	const user = await User.findOne({
-		_id: userId
-	}, {
-		fields: {
-			_id: true
-		}
-	});
-
-	if (user === null) {
-		return rej('user not found');
-	}
-
-	const datas = await Post
-		.aggregate([
-			{ $match: { user_id: user._id } },
-			{ $project: {
-				repost_id: '$repost_id',
-				reply_id: '$reply_id',
-				created_at: { $add: ['$created_at', 9 * 60 * 60 * 1000] } // Convert into JST
-			}},
-			{ $project: {
-				date: {
-					year: { $year: '$created_at' },
-					month: { $month: '$created_at' },
-					day: { $dayOfMonth: '$created_at' }
-				},
-				type: {
-					$cond: {
-						if: { $ne: ['$repost_id', null] },
-						then: 'repost',
-						else: {
-							$cond: {
-								if: { $ne: ['$reply_id', null] },
-								then: 'reply',
-								else: 'post'
-							}
-						}
-					}
-				}}
-			},
-			{ $group: { _id: {
-				date: '$date',
-				type: '$type'
-			}, count: { $sum: 1 } } },
-			{ $group: {
-				_id: '$_id.date',
-				data: { $addToSet: {
-					type: '$_id.type',
-					count: '$count'
-				}}
-			} }
-		]);
-
-	datas.forEach(data => {
-		data.date = data._id;
-		delete data._id;
-
-		data.posts = (data.data.filter(x => x.type == 'post')[0] || { count: 0 }).count;
-		data.reposts = (data.data.filter(x => x.type == 'repost')[0] || { count: 0 }).count;
-		data.replies = (data.data.filter(x => x.type == 'reply')[0] || { count: 0 }).count;
-
-		delete data.data;
-	});
-
-	const graph = [];
-
-	for (let i = 0; i < 30; i++) {
-		const day = new Date(new Date().setDate(new Date().getDate() - i));
-
-		const data = datas.filter(d =>
-			d.date.year == day.getFullYear() && d.date.month == day.getMonth() + 1 && d.date.day == day.getDate()
-		)[0];
-
-		if (data) {
-			graph.push(data);
-		} else {
-			graph.push({
-				date: {
-					year: day.getFullYear(),
-					month: day.getMonth() + 1, // In JavaScript, month is zero-based.
-					day: day.getDate()
-				},
-				posts: 0,
-				reposts: 0,
-				replies: 0
-			});
-		}
-	}
-
-	res(graph);
-});
diff --git a/src/api/endpoints/aggregation/users/reaction.ts b/src/api/endpoints/aggregation/users/reaction.ts
deleted file mode 100644
index 0a082ed1b7..0000000000
--- a/src/api/endpoints/aggregation/users/reaction.ts
+++ /dev/null
@@ -1,80 +0,0 @@
-/**
- * Module dependencies
- */
-import $ from 'cafy';
-import User from '../../../models/user';
-import Reaction from '../../../models/post-reaction';
-
-/**
- * Aggregate reaction of a user
- *
- * @param {any} params
- * @return {Promise<any>}
- */
-module.exports = (params) => new Promise(async (res, rej) => {
-	// Get 'user_id' parameter
-	const [userId, userIdErr] = $(params.user_id).id().$;
-	if (userIdErr) return rej('invalid user_id param');
-
-	// Lookup user
-	const user = await User.findOne({
-		_id: userId
-	}, {
-		fields: {
-			_id: true
-		}
-	});
-
-	if (user === null) {
-		return rej('user not found');
-	}
-
-	const datas = await Reaction
-		.aggregate([
-			{ $match: { user_id: user._id } },
-			{ $project: {
-				created_at: { $add: ['$created_at', 9 * 60 * 60 * 1000] } // Convert into JST
-			}},
-			{ $project: {
-				date: {
-					year: { $year: '$created_at' },
-					month: { $month: '$created_at' },
-					day: { $dayOfMonth: '$created_at' }
-				}
-			}},
-			{ $group: {
-				_id: '$date',
-				count: { $sum: 1 }
-			}}
-		]);
-
-	datas.forEach(data => {
-		data.date = data._id;
-		delete data._id;
-	});
-
-	const graph = [];
-
-	for (let i = 0; i < 30; i++) {
-		const day = new Date(new Date().setDate(new Date().getDate() - i));
-
-		const data = datas.filter(d =>
-			d.date.year == day.getFullYear() && d.date.month == day.getMonth() + 1 && d.date.day == day.getDate()
-		)[0];
-
-		if (data) {
-			graph.push(data);
-		} else {
-			graph.push({
-				date: {
-					year: day.getFullYear(),
-					month: day.getMonth() + 1, // In JavaScript, month is zero-based.
-					day: day.getDate()
-				},
-				count: 0
-			});
-		}
-	}
-
-	res(graph);
-});