gfast/template/vm/go/crud/model.template

// ==========================================================================
// 生成日期：{{.table.CreateTime}}
// 生成人：{{.table.FunctionAuthor}}
// ==========================================================================

package {{.table.BusinessName}}

import (
	"github.com/gogf/gf/errors/gerror"
	"github.com/gogf/gf/frame/g"
)

{{$pk:=""}}
{{$pkGoField:=""}}
{{range $index, $column := .table.Columns}} {{if eq $column.IsPk "1"}}
    {{$pk = $column.ColumnName}}
    {{$pkGoField = $column.GoField}}
{{end}}{{end}}

// AddReq 用于存储新增请求的请求参数
type AddReq struct {
	{{range $index, $column := .table.Columns}}
	{{if and (eq $column.IsInsert "1") (ne $column.IsPk "1")}} {{$column.GoField}}  {{if eq $column.GoType "Time"}}*gtime.Time{{else}}{{$column.GoType}}{{end}}   `p:"{{$column.HtmlField}}" {{if eq $column.IsRequired "1"}}v:"required#{{$column.ColumnComment}}不能为空"{{end}}` {{end}} {{end}}
}

// EditReq 用于存储修改请求参数
type EditReq struct {
	{{.table.PkColumn.GoField}}    {{.table.PkColumn.GoType}}  `p:"{{.table.PkColumn.HtmlField}}" v:"required#主键ID不能为空"` {{range $index, $column := .table.Columns}} {{if eq $column.IsEdit "1"}}
	{{$column.GoField}}  {{if eq $column.GoType "Time"}}*gtime.Time{{else}}{{$column.GoType}}{{end}} `p:"{{$column.HtmlField}}" {{if eq $column.IsRequired "1"}}v:"required#{{$column.ColumnComment}}不能为空"{{end}}` {{end}} {{end}}
}

// RemoveReq 用于存储删除请求参数
type RemoveReq struct {
	Ids []int `p:"ids"` //删除id
}

// SelectPageReq 用于存储分页查询的请求参数
type SelectPageReq struct { {{range $index, $column := .table.Columns}} {{if eq $column.IsQuery "1"}}
	{{$column.GoField}}  {{if eq $column.GoType "Time"}}*gtime.Time{{else}}{{$column.GoType}}{{end}} `p:"{{$column.HtmlField}}"` //{{$column.ColumnComment}} {{end}} {{end}}
	BeginTime  string `p:"beginTime"`  //开始时间
	EndTime    string `p:"endTime"`    //结束时间
	PageNum    int    `p:"pageNum"`    //当前页码
	PageSize   int    `p:"pageSize"`   //每页数
}

// GetByID 根据ID查询记录
func GetByID(id int64) (*Entity, error) {
	entity, err := Model.FindOne(id)
	if err != nil {
		g.Log().Error(err)
		return nil, gerror.New("根据ID查询记录出错")
	}
	if entity == nil {
		return nil, gerror.New("根据ID未能查询到记录")
	}
	return entity, nil
}

// AddSave 添加
func AddSave(req *AddReq) error {
	entity:= new(Entity)
	{{range $index, $column := .table.Columns}} {{if eq $column.IsInsert "1"}}
	entity.{{$column.GoField}} = req.{{$column.GoField}}{{end}} {{end}}

	result, err := Model.Save(entity)
	if err != nil {
		return err
	}
	_, err = result.LastInsertId()
	if err != nil {
		return err
	}
	return nil
}

// DeleteByIds 删除
func DeleteByIds(Ids []int) error {
	_, err := Model.Delete("{{.table.PkColumn.ColumnName}} in(?)", Ids)
	if err != nil {
		g.Log().Error(err)
		return gerror.New("删除失败")
	}
	return nil
}

// EditSave 根据ID来修改信息
func EditSave(req *EditReq) error {
	// 先根据ID来查询要修改的记录
	entity, err := GetByID(req.{{$pkGoField}})
	if err != nil {
		return err
	}

	// 修改实体
	{{range $index, $column := .table.Columns}} {{if eq $column.IsEdit "1"}}
	entity.{{$column.GoField}} = req.{{$column.GoField}}{{end}} {{end}}
	_, err = Model.Save(entity)
	if err != nil {
		g.Log().Error(err)
		return gerror.New("修改失败")
	}
	return nil
}

// SelectListByPage 分页查询,返回值total总记录数,page当前页
func SelectListByPage(req *SelectPageReq) (total int, page int64, list []*Entity, err error) {
	model := Model
	if req != nil {
		{{range $index, $column := .table.Columns}} {{if eq $column.IsQuery "1"}}
		{{if eq $column.QueryType "LIKE"}}
			if req.{{$column.GoField}} != "" {
				model = model.Where("{{$column.ColumnName}} like ?", "%"+req.{{$column.GoField}}+"%")
			} {{else if eq $column.QueryType "EQ"}} {{if eq $column.GoType "string"}}
			if req.{{$column.GoField}} != "" {
				model = model.Where("{{$column.ColumnName}} = ?", req.{{$column.GoField}})
			} {{else if eq $column.GoType "int" "int64"}}
			if req.{{$column.GoField}} != 0 {
				model = model.Where("{{$column.ColumnName}} = ?", req.{{$column.GoField}})
			}
		{{end}} {{end}} {{end}} {{end}}
	}
	// 查询总记录数(总行数)
	total, err = model.Count()
	if err != nil {
		g.Log().Error(err)
		err = gerror.New("获取总记录数失败")
		return
	}
	if req.PageNum == 0 {
		req.PageNum = 1
	}
	page = req.PageNum
	if req.PageSize == 0 {
		req.PageSize = 10
	}
	// 分页排序查询
	list, err = model.Page(int(page), int(req.PageSize)).Order("{{$pk}} asc").All()
	if err != nil {
		g.Log().Error(err)
		err = gerror.New("分页查询失败")
		return
	}
	return
}



// SelectListAll 获取所有数据
func SelectListAll(req *SelectPageReq) (list []*Entity, err error) {
	model := Model
	if req != nil {
	{{range $index, $column := .table.Columns}} {{if eq $column.IsQuery "1"}}
		{{if eq $column.QueryType "LIKE"}}
			if req.{{$column.GoField}} != "" {
			model.Where("{{$column.ColumnName}} like ?", "%"+req.{{$column.GoField}}+"%")
			} {{else if eq $column.QueryType "EQ"}} {{if eq $column.GoType "string"}}
			if req.{{$column.GoField}} != "" {
			model.Where("{{$column.ColumnName}} = ?", req.{{$column.GoField}})
			} {{else if eq $column.GoType "int" "int64"}}
			if req.{{$column.GoField}} != 0 {
			model.Where("{{$column.ColumnName}} = ?", req.{{$column.GoField}})
			}
		{{end}} {{end}} {{end}} {{end}}
	}
	// 查询
	list, err = model.Order("{{$pk}} asc").All()
	if err != nil {
		g.Log().Error(err)
		err = gerror.New("查询失败")
		return
	}
	return
}