github.com/mdaxf/iac@v0.0.0-20240519030858-58a061660378/databases/orm/invocation.go (about)

     1  // The original package is migrated from beego and modified, you can find orignal from following link:
     2  //    "github.com/beego/beego/"
     3  //
     4  // Copyright 2023 IAC. All Rights Reserved.
     5  //
     6  // Licensed under the Apache License, Version 2.0 (the "License");
     7  // you may not use this file except in compliance with the License.
     8  // You may obtain a copy of the License at
     9  //
    10  //      http://www.apache.org/licenses/LICENSE-2.0
    11  //
    12  // Unless required by applicable law or agreed to in writing, software
    13  // distributed under the License is distributed on an "AS IS" BASIS,
    14  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    15  // See the License for the specific language governing permissions and
    16  // limitations under the License.
    17  
    18  package orm
    19  
    20  import (
    21  	"context"
    22  	"time"
    23  )
    24  
    25  // Invocation represents an "Orm" invocation
    26  type Invocation struct {
    27  	Method string
    28  	// Md may be nil in some cases. It depends on method
    29  	Md interface{}
    30  	// the args are all arguments except context.Context
    31  	Args []interface{}
    32  
    33  	mi *modelInfo
    34  	// f is the Orm operation
    35  	f func(ctx context.Context) []interface{}
    36  
    37  	// insideTx indicates whether this is inside a transaction
    38  	InsideTx    bool
    39  	TxStartTime time.Time
    40  	TxName      string
    41  }
    42  
    43  func (inv *Invocation) GetTableName() string {
    44  	if inv.mi != nil {
    45  		return inv.mi.table
    46  	}
    47  	return ""
    48  }
    49  
    50  func (inv *Invocation) execute(ctx context.Context) []interface{} {
    51  	return inv.f(ctx)
    52  }
    53  
    54  // GetPkFieldName return the primary key of this table
    55  // if not found, "" is returned
    56  func (inv *Invocation) GetPkFieldName() string {
    57  	if inv.mi.fields.pk != nil {
    58  		return inv.mi.fields.pk.name
    59  	}
    60  	return ""
    61  }