pm/models/design_type.go

package models

import (
	"errors"
	"zhiyuan/pkg/db"
)

type DesignType struct {
	ID        int    `json:"id"`
	Name      string `json:"name"`
	CreatedAt int    `json:"created_at"`
	UpdatedAt int    `json:"updated_at"`
}

func (DesignType) TableName() string {
	return "zy_design_type"
}

func (a DesignType) GetOne(where map[string]interface{}, fields []string, retVal interface{}) (*DesignType, error) {
	if retVal == nil {
		var design_type *DesignType
		err := db.GetOne(a.TableName(), where, fields, &design_type)
		return design_type, err
	} else {
		err := db.GetOne(a.TableName(), where, fields, retVal)
		return nil, err
	}
}

func (a DesignType) GetMulti(where map[string]interface{}, fields []string, retVal interface{}) ([]*DesignType, error) {
	if retVal == nil {
		var design_type []*DesignType
		err := db.GetMulti(a.TableName(), where, fields, &design_type)
		return design_type, err
	} else {
		err := db.GetMulti(a.TableName(), where, fields, retVal)
		return nil, err
	}
}

func (a DesignType) GetOneRaw(where map[string]string, param map[string]interface{}, retVal interface{}) (*DesignType, error) {
	design_type, err := a.GetMultiRaw(where, param, retVal)
	if err != nil {
		return nil, err
	}
	if len(design_type) == 0 {
		return nil, errors.New("empty record2")
	}
	return design_type[0], nil
}

func (a DesignType) GetMultiRaw(where map[string]string, param map[string]interface{}, retVal interface{}) ([]*DesignType, error) {
	field := "SELECT * FROM zy_design_type "
	if retVal == nil {
		var design_type []*DesignType
		err := db.GetMultiRaw(field, where, param, &design_type)
		return design_type, err
	} else {
		err := db.GetMultiRaw(field, where, param, retVal)
		return nil, err
	}
}