fix foreign key

api/chat.go

@@ -62,7 +62,7 @@ func ChatAPI(c *gin.Context) {
 	}
 
 	db := c.MustGet("db").(*sql.DB)
-	instance := conversation.NewConversation(db, user.ID)
+	instance := conversation.NewConversation(db, user.GetID(db))
 
 	for {
 		_, message, err = conn.ReadMessage()

api/utils.go

@@ -19,9 +19,9 @@ func ChatWithWeb(message []types.ChatGPTMessage, long bool) (string, []types.Cha
 
 	data := web.SearchBing(keyword)
 	if long {
-		data = data[:6000]
+		data = utils.GetSegmentString(data, 6000)
 	} else {
-		data = data[:3000]
+		data = utils.GetSegmentString(data, 3000)
 	}
 	return keyword, utils.Insert(message, 0, types.ChatGPTMessage{
 		Role: "system",

app/src/App.vue

@@ -41,7 +41,7 @@ function toggle(n: boolean) {
           <span>GPT-4</span>
         </div>
       </div>
-      <a class="donate-container" target="_blank" href="https://zmh-program.site/donate">
+      <a class="donate-container" target="_blank" href="https://zmh-program.site/donate" v-if="!auth">
         <heart />
         捐助我们
       </a>

auth/user.go

@@ -57,6 +57,16 @@ func (u *User) GenerateToken() string {
 	return token
 }
 
+func (u *User) GetID(db *sql.DB) int64 {
+	if u.ID > 0 {
+		return u.ID
+	}
+	if err := db.QueryRow("SELECT id FROM auth WHERE username = ?", u.Username).Scan(&u.ID); err != nil {
+		return 0
+	}
+	return u.ID
+}
+
 func IsUserExist(db *sql.DB, username string) bool {
 	var count int
 	if err := db.QueryRow("SELECT COUNT(*) FROM auth WHERE username = ?", username).Scan(&count); err != nil {

connection/database.go

@@ -98,7 +98,7 @@ func CreateConversationTable(db *sql.DB) {
 		CREATE TABLE IF NOT EXISTS conversation (
 		  id INT PRIMARY KEY AUTO_INCREMENT,
 		  user_id INT,
-		  conversation_id INT,
+		  conversation_id INT UNIQUE,
 		  conversation_name VARCHAR(255),
 		  data TEXT,
 		  updated_at DATETIME DEFAULT CURRENT_TIMESTAMP,

conversation/storage.go

@@ -8,17 +8,8 @@ import (
 
 func (c *Conversation) SaveConversation(db *sql.DB) bool {
 	data := utils.ToJson(c.GetMessage())
-	_, err := db.Exec(`
-		INSERT INTO conversation (
-		  user_id,
-		  conversation_id,
-		  conversation_name,
-		  data
-		) VALUES (?, ?, ?, ?)
-		ON DUPLICATE KEY UPDATE
-		  conversation_name = VALUES(conversation_name),
-		  data = VALUES(data)
-	`, c.GetUserID(), c.GetId(), c.GetName(), data)
+	_, err := db.Exec("INSERT INTO conversation (user_id, conversation_id, conversation_name, data) VALUES (?, ?, ?, ?) ON DUPLICATE KEY UPDATE conversation_name = ?, data = ?", c.UserID, c.Id, c.Name, data, c.Name, data)
+
 	if err != nil {
 		return false
 	}

utils/base.go

@@ -65,6 +65,20 @@ func UnmarshalJson[T any](value string) T {
 	}
 }
 
+func GetSegment[T any](arr []T, length int) []T {
+	if length > len(arr) {
+		return arr
+	}
+	return arr[:length]
+}
+
+func GetSegmentString(arr string, length int) string {
+	if length > len(arr) {
+		return ""
+	}
+	return arr[:length]
+}
+
 func GetLatestSegment[T any](arr []T, length int) []T {
 	if length > len(arr) {
 		return arr