feat(request): 实现请求参数获取方法

- 完成 ReqParam/ReqParams 方法实现，用于获取 URL 参数并返回 *Obj
- 完成 ReqForm/ReqForms 方法实现，用于获取表单数据并返回 *Obj
- 完成 ReqJson/ReqJsons 方法实现，用于获取 JSON Body 并返回 *Obj
- 完成 ReqFile/ReqFiles 方法实现，用于获取上传文件
- 完成 ReqData/ReqDatas 方法实现，用于统一封装请求数据获取并返回 *Obj
- 更新计划文件状态，标记所有相关功能模块为已完成

db/transaction.go

@@ -0,0 +1,57 @@
+package db
+
+import (
+	"sync"
+)
+
+// Action 事务操作
+// 如果 action 返回 true 则提交事务；返回 false 则回滚
+func (that *HoTimeDB) Action(action func(db HoTimeDB) (isSuccess bool)) (isSuccess bool) {
+	db := HoTimeDB{
+		DB:          that.DB,
+		ContextBase: that.ContextBase,
+		DBName:      that.DBName,
+		HoTimeCache: that.HoTimeCache,
+		Log:         that.Log,
+		Type:        that.Type,
+		Prefix:      that.Prefix,
+		LastQuery:   that.LastQuery,
+		LastData:    that.LastData,
+		ConnectFunc: that.ConnectFunc,
+		LastErr:     that.LastErr,
+		limit:       that.limit,
+		Tx:          that.Tx,
+		SlaveDB:     that.SlaveDB,
+		Mode:        that.Mode,
+		Dialect:     that.Dialect,
+		mu:          sync.RWMutex{},
+		limitMu:     sync.Mutex{},
+	}
+
+	tx, err := db.Begin()
+
+	if err != nil {
+		that.LastErr.SetError(err)
+		return isSuccess
+	}
+
+	db.Tx = tx
+
+	isSuccess = action(db)
+
+	if !isSuccess {
+		err = db.Tx.Rollback()
+		if err != nil {
+			that.LastErr.SetError(err)
+			return isSuccess
+		}
+		return isSuccess
+	}
+
+	err = db.Tx.Commit()
+	if err != nil {
+		that.LastErr.SetError(err)
+		return false
+	}
+	return true
+}