From 2f36f61be3c793c59ed0b7a90480dbcbfc4b258e Mon Sep 17 00:00:00 2001
From: mickamy <t.mikami1992@gmail.com>
Date: Wed, 10 Jan 2024 11:33:36 +0900
Subject: [PATCH] =?UTF-8?q?content=5Fkeyword=20=E3=81=AE=E5=B0=8E=E5=85=A5?=
 =?UTF-8?q?=20361385?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 note.go.md        | 15 +++++++++++
 webapp/go/main.go | 10 +++++---
 webapp/go/vote.go | 64 ++++++++++++++++++++++++++++++++++++++++-------
 3 files changed, 77 insertions(+), 12 deletions(-)

diff --git a/note.go.md b/note.go.md
index 7c70569..6e7cdf7 100644
--- a/note.go.md
+++ b/note.go.md
@@ -149,3 +149,18 @@ docker exec -i ishocon2-bench-1 sh -c "./benchmark --ip app:443 --workload 7"
 2024/01/10 11:04:50 投票者の感心がなくなりました
 2024/01/10 11:04:50 {"score": 344721, "success": 233409, "failure": 0}
 ```
+
+content_keyword の導入 361385
+
+```
+❯ make bench
+docker exec -i ishocon2-bench-1 sh -c "./benchmark --ip app:443 --workload 7"
+2024/01/10 11:31:22 Start GET /initialize
+2024/01/10 11:31:22 期日前投票を開始します
+2024/01/10 11:31:22 期日前投票が終了しました
+2024/01/10 11:31:22 投票を開始します  Workload: 7
+2024/01/10 11:32:08 投票が終了しました
+2024/01/10 11:32:08 投票者が結果を確認しています
+2024/01/10 11:32:23 投票者の感心がなくなりました
+2024/01/10 11:32:23 {"score": 361385, "success": 240017, "failure": 0}
+```
diff --git a/webapp/go/main.go b/webapp/go/main.go
index 4d428ff..f1b672e 100644
--- a/webapp/go/main.go
+++ b/webapp/go/main.go
@@ -52,10 +52,11 @@ func main() {
 	pass := getEnv("ISHOCON2_DB_PASSWORD", "ishocon")
 	dbname := getEnv("ISHOCON2_DB_NAME", "ishocon2")
 	db, _ = sql.Open("mysql", user+":"+pass+"@/"+dbname)
-	db.SetMaxIdleConns(5)
+	db.SetMaxIdleConns(12)
 
 	gin.SetMode(gin.ReleaseMode)
-	r := gin.Default()
+	r := gin.New()
+	r.Use(gin.Recovery())
 	r.Use(static.Serve("/css", static.LocalFile("public/css", true)))
 
 	r.HTMLRender = createRender()
@@ -224,7 +225,10 @@ func main() {
 			//for i := 1; i <= voteCount; i++ {
 			//	createVote(user.ID, candidate.ID, c.PostForm("keyword"))
 			//}
-			createVote(user.ID, candidate.ID, c.PostForm("keyword"), voteCount)
+			err := createVote(c, user.ID, candidate.ID, c.PostForm("keyword"), voteCount)
+			if err != nil {
+				panic(err)
+			}
 			message = "投票に成功しました"
 		}
 		c.HTML(http.StatusOK, "vote", gin.H{
diff --git a/webapp/go/vote.go b/webapp/go/vote.go
index 79a86c9..f4bf8a2 100644
--- a/webapp/go/vote.go
+++ b/webapp/go/vote.go
@@ -1,6 +1,9 @@
 package main
 
-import "strings"
+import (
+	"context"
+	"strings"
+)
 
 // Vote Model
 type Vote struct {
@@ -22,9 +25,49 @@ func getUserVotedCount(userID int) (count int) {
 	return
 }
 
-func createVote(userID int, candidateID int, keyword string, count int) {
-	db.Exec("INSERT INTO votes (user_id, candidate_id, keyword, count) VALUES (?, ?, ?, ?)",
+func createVote(c context.Context, userID int, candidateID int, keyword string, count int) error {
+	tx, err := db.BeginTx(c, nil)
+	if err != nil {
+		return err
+	}
+	_, err = db.ExecContext(c, "INSERT INTO votes (user_id, candidate_id, keyword, count) VALUES (?, ?, ?, ?)",
 		userID, candidateID, keyword, count)
+	if err != nil {
+		tx.Rollback()
+		return err
+	}
+	rows, err := db.QueryContext(c,
+		"SELECT id from candidate_keywords WHERE candidate_id = ? AND content = ? FOR UPDATE",
+		candidateID,
+		keyword,
+	)
+	if err != nil {
+		tx.Rollback()
+		return err
+	}
+	var can_key_id int64
+	rows.Scan(&can_key_id)
+	rows.Close()
+	if &can_key_id == nil {
+		_, err = db.ExecContext(c,
+			"INSERT INTO candidate_keywords (candidate_id, content, count) VALUES (?, ?, ?)",
+			candidateID,
+			keyword,
+			count,
+		)
+	} else {
+		_, err = db.ExecContext(c,
+			"UPDATE candidate_keywords SET count = count + ? WHERE id = ?",
+			count,
+			can_key_id,
+		)
+	}
+	if err != nil {
+		tx.Rollback()
+		return err
+	}
+	err = tx.Commit()
+	return err
 }
 
 func getVoiceOfSupporter(candidateIDs []int) (voices []string) {
@@ -33,12 +76,15 @@ func getVoiceOfSupporter(candidateIDs []int) (voices []string) {
 		args = append(args, candidateID)
 	}
 	rows, err := db.Query(`
-    SELECT keyword
-    FROM votes
-    WHERE candidate_id IN (`+strings.Join(strings.Split(strings.Repeat("?", len(candidateIDs)), ""), ",")+`)
-    GROUP BY keyword
-    ORDER BY IFNULL(SUM(count), 0) DESC
-    LIMIT 10`, args...)
+SELECT content as keyword
+FROM candidate_keywords
+WHERE candidate_id IN (`+strings.Join(strings.Split(strings.Repeat("?", len(candidateIDs)), ""), ",")+`)
+group by content
+ORDER BY IFNULL(SUM(count), 0) DESC
+LIMIT 10;
+`,
+		args...,
+	)
 	if err != nil {
 		return nil
 	}