From e891b34d6160ff3e3357e75cbe065812be636982 Mon Sep 17 00:00:00 2001
From: syuilo <syuilotan@yahoo.co.jp>
Date: Thu, 7 Sep 2017 13:19:28 +0900
Subject: Rename

---
 src/tools/analysis/predict-user-interst.ts | 45 ++++++++++++++++++++++++++++++
 1 file changed, 45 insertions(+)
 create mode 100644 src/tools/analysis/predict-user-interst.ts

(limited to 'src/tools/analysis/predict-user-interst.ts')

diff --git a/src/tools/analysis/predict-user-interst.ts b/src/tools/analysis/predict-user-interst.ts
new file mode 100644
index 0000000000..99bdfa4206
--- /dev/null
+++ b/src/tools/analysis/predict-user-interst.ts
@@ -0,0 +1,45 @@
+import Post from '../../api/models/post';
+import User from '../../api/models/user';
+
+export async function predictOne(id) {
+	console.log(`predict interest of ${id} ...`);
+
+	// TODO: repostなども含める
+	const recentPosts = await Post.find({
+		user_id: id,
+		category: {
+			$exists: true
+		}
+	}, {
+		sort: {
+			_id: -1
+		},
+		limit: 1000,
+		fields: {
+			_id: false,
+			category: true
+		}
+	});
+
+	const categories = {};
+
+	recentPosts.forEach(post => {
+		if (categories[post.category]) {
+			categories[post.category]++;
+		} else {
+			categories[post.category] = 1;
+		}
+	});
+}
+
+export async function predictAll() {
+	const allUsers = await User.find({}, {
+		fields: {
+			_id: true
+		}
+	});
+
+	allUsers.forEach(user => {
+		predictOne(user._id);
+	});
+}
-- 
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