Detailed explanation of how xorm automatically generates models-Golang-php.cn

Detailed explanation of how xorm automatically generates models

藏色散人

Release： 2021-11-01 16:11:36

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This article is written by the go language tutorial column to introduce to you the method of automatically generating mode by xorm. I hope it will be helpful to friends in need!

xorm automatically generates model files

Enter the project root directory

luwei@luweideMacBook-Pro-2 go-simple-task % pwd/Users/myself/Golang/common_project/src/go-simple-task
luwei@luweideMacBook-Pro-2 go-simple-task % ls
Dockerfile      go-simple-task  go.mod          go.sum          logic           logs            main.go         model           models          overall         serv            templates       tool
luwei@luweideMacBook-Pro-2 go-simple-task %

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If there is no go- sql-driver/mysql first install

go get -u github.com/go-sql-driver/mysql

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Install xorm, under the cmd command line

go get github.com/go-xorm/xorm

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then install the xorm cmd command tool

go get github.com/go-xorm/cmd/xorm

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Installation cmd error handling

luwei@luweideMacBook-Pro-2 go-simple-task % go get github.com/go-xorm/cmd/xorm
# github.com/go-xorm/cmd/xorm
../../pkg/mod/github.com/go-xorm/cmd/xorm@v0.0.0-20190426080617-f87981e709a1/dump.go:45:26: cannot use "github.com/go-xorm/core".LOG_UNKNOWN (type "github.com/go-xorm/core".LogLevel) as type "xorm.io/core".LogLevel in argument to engine.Logger().SetLevel
../../pkg/mod/github.com/go-xorm/cmd/xorm@v0.0.0-20190426080617-f87981e709a1/reverse.go:246:34: cannot use tables (type []*"xorm.io/core".Table) as type []*"github.com/go-xorm/core".Table in argument to langTmpl.GenImports
../../pkg/mod/github.com/go-xorm/cmd/xorm@v0.0.0-20190426080617-f87981e709a1/reverse.go:254:18: cannot use table (type *"xorm.io/core".Table) as type *"github.com/go-xorm/core".Table in append
../../pkg/mod/github.com/go-xorm/cmd/xorm@v0.0.0-20190426080617-f87981e709a1/reverse.go:291:26: cannot use table (type *"xorm.io/core".Table) as type *"github.com/go-xorm/core".Table in slice literal
../../pkg/mod/github.com/go-xorm/cmd/xorm@v0.0.0-20190426080617-f87981e709a1/shell.go:60:26: cannot use "github.com/go-xorm/core".LOG_UNKNOWN (type "github.com/go-xorm/core".LogLevel) as type "xorm.io/core".LogLevel in argument to engine.Logger().SetLevel
../../pkg/mod/github.com/go-xorm/cmd/xorm@v0.0.0-20190426080617-f87981e709a1/source.go:45:26: cannot use "github.com/go-xorm/core".LOG_UNKNOWN (type "github.com/go-xorm/core".LogLevel) as type "xorm.io/core".LogLevel in argument to engine.Logger().SetLevel
luwei@luweideMacBook-Pro-2 go-simple-task %

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Jump out of the project directory to execute, then jump back when finished

luwei@luweideMacBook-Pro-2 go-simple-task % cd ../luwei@luweideMacBook-Pro-2 src % go get github.com/go-xorm/cmd/xorm
luwei@luweideMacBook-Pro-2 src %

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Create in the project directory templates/goxorm folder

Create config and struct.go.tpl files under this file.
The template content can be modified according to your own needs
config content The content of
```
lang=go
genJson=1prefix=
```
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struct.go.tpl is as follows

package {{.Models}}{{$ilen := len .Imports}}{{if gt $ilen 0}}import (
    {{range .Imports}}"{{.}}"{{end}}){{end}}{{range .Tables}}type {{Mapper .Name}} struct {{{$table := .}}{{range .ColumnsSeq}}{{$col := $table.GetColumn .}} {{Mapper $col.Name}}    {{Type $col}} {{Tag $table $col}}{{end}}}{{end}}

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Finally execute the command
The program will generate the models folder in the current directory and Generate go files in the models folder
```
xorm reverse mysql root:root@/fox?charset=utf8 templates/goxorm
```
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Execution error

luwei@luweideMacBook-Pro-2 go-simple-task % xorm reverse mysql root:123456@/bubble?charset=utf8 templates/goxorm
zsh: no matches found: root:123456@/bubble?charset=utf8

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Solution
```
vim ~/.zshrc
```
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Add to ~/.zshrc:
```
setopt no_nomatch
```
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Check

luwei@luweideMacBook-Pro-2 go-simple-task % cat ~/.zshrc                                              
source ~/.bash_profileexport GOPROXY=https://goproxy.io,direct
setopt no_nomatch

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Finally execute
```
source ~/.zshrc
```
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##Execute again

luwei@luweideMacBook-Pro-2 go-simple-task % xorm reverse mysql root:123456@/bubble?charset=utf8 templates/goxorm
luwei@luweideMacBook-Pro-2 go-simple-task %

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Detailed explanation of how xorm automatically generates models

The rest is to assign the content in models to the corresponding model

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