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公明
2025-12-25 01:44:19 +08:00
committed by GitHub
parent 27a37346c1
commit 26f131bb77
9 changed files with 2705 additions and 12 deletions
+83 -3
View File
@@ -148,6 +148,28 @@ func (db *DB) initTables() error {
FOREIGN KEY (message_id) REFERENCES messages(id) ON DELETE SET NULL
);`
// 创建对话分组表
createConversationGroupsTable := `
CREATE TABLE IF NOT EXISTS conversation_groups (
id TEXT PRIMARY KEY,
name TEXT NOT NULL,
icon TEXT,
created_at DATETIME NOT NULL,
updated_at DATETIME NOT NULL
);`
// 创建对话分组映射表
createConversationGroupMappingsTable := `
CREATE TABLE IF NOT EXISTS conversation_group_mappings (
id TEXT PRIMARY KEY,
conversation_id TEXT NOT NULL,
group_id TEXT NOT NULL,
created_at DATETIME NOT NULL,
FOREIGN KEY (conversation_id) REFERENCES conversations(id) ON DELETE CASCADE,
FOREIGN KEY (group_id) REFERENCES conversation_groups(id) ON DELETE CASCADE,
UNIQUE(conversation_id, group_id)
);`
// 创建索引
createIndexes := `
CREATE INDEX IF NOT EXISTS idx_messages_conversation_id ON messages(conversation_id);
@@ -164,6 +186,9 @@ func (db *DB) initTables() error {
CREATE INDEX IF NOT EXISTS idx_knowledge_retrieval_logs_conversation ON knowledge_retrieval_logs(conversation_id);
CREATE INDEX IF NOT EXISTS idx_knowledge_retrieval_logs_message ON knowledge_retrieval_logs(message_id);
CREATE INDEX IF NOT EXISTS idx_knowledge_retrieval_logs_created_at ON knowledge_retrieval_logs(created_at);
CREATE INDEX IF NOT EXISTS idx_conversation_group_mappings_conversation ON conversation_group_mappings(conversation_id);
CREATE INDEX IF NOT EXISTS idx_conversation_group_mappings_group ON conversation_group_mappings(group_id);
CREATE INDEX IF NOT EXISTS idx_conversations_pinned ON conversations(pinned);
`
if _, err := db.Exec(createConversationsTable); err != nil {
@@ -198,16 +223,29 @@ func (db *DB) initTables() error {
return fmt.Errorf("创建knowledge_retrieval_logs表失败: %w", err)
}
if _, err := db.Exec(createIndexes); err != nil {
return fmt.Errorf("创建索引失败: %w", err)
if _, err := db.Exec(createConversationGroupsTable); err != nil {
return fmt.Errorf("创建conversation_groups表失败: %w", err)
}
// 为已有表添加新字段(如果不存在)
if _, err := db.Exec(createConversationGroupMappingsTable); err != nil {
return fmt.Errorf("创建conversation_group_mappings表失败: %w", err)
}
// 为已有表添加新字段(如果不存在)- 必须在创建索引之前
if err := db.migrateConversationsTable(); err != nil {
db.logger.Warn("迁移conversations表失败", zap.Error(err))
// 不返回错误,允许继续运行
}
if err := db.migrateConversationGroupsTable(); err != nil {
db.logger.Warn("迁移conversation_groups表失败", zap.Error(err))
// 不返回错误,允许继续运行
}
if _, err := db.Exec(createIndexes); err != nil {
return fmt.Errorf("创建索引失败: %w", err)
}
db.logger.Info("数据库表初始化完成")
return nil
}
@@ -251,6 +289,48 @@ func (db *DB) migrateConversationsTable() error {
}
}
// 检查pinned字段是否存在
err = db.QueryRow("SELECT COUNT(*) FROM pragma_table_info('conversations') WHERE name='pinned'").Scan(&count)
if err != nil {
// 如果查询失败,尝试添加字段
if _, addErr := db.Exec("ALTER TABLE conversations ADD COLUMN pinned INTEGER DEFAULT 0"); addErr != nil {
// 如果字段已存在,忽略错误
errMsg := strings.ToLower(addErr.Error())
if !strings.Contains(errMsg, "duplicate column") && !strings.Contains(errMsg, "already exists") {
db.logger.Warn("添加pinned字段失败", zap.Error(addErr))
}
}
} else if count == 0 {
// 字段不存在,添加它
if _, err := db.Exec("ALTER TABLE conversations ADD COLUMN pinned INTEGER DEFAULT 0"); err != nil {
db.logger.Warn("添加pinned字段失败", zap.Error(err))
}
}
return nil
}
// migrateConversationGroupsTable 迁移conversation_groups表,添加新字段
func (db *DB) migrateConversationGroupsTable() error {
// 检查pinned字段是否存在
var count int
err := db.QueryRow("SELECT COUNT(*) FROM pragma_table_info('conversation_groups') WHERE name='pinned'").Scan(&count)
if err != nil {
// 如果查询失败,尝试添加字段
if _, addErr := db.Exec("ALTER TABLE conversation_groups ADD COLUMN pinned INTEGER DEFAULT 0"); addErr != nil {
// 如果字段已存在,忽略错误
errMsg := strings.ToLower(addErr.Error())
if !strings.Contains(errMsg, "duplicate column") && !strings.Contains(errMsg, "already exists") {
db.logger.Warn("添加pinned字段失败", zap.Error(addErr))
}
}
} else if count == 0 {
// 字段不存在,添加它
if _, err := db.Exec("ALTER TABLE conversation_groups ADD COLUMN pinned INTEGER DEFAULT 0"); err != nil {
db.logger.Warn("添加pinned字段失败", zap.Error(err))
}
}
return nil
}