/
provider.go
221 lines (191 loc) · 5.17 KB
/
provider.go
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package command
import (
"fmt"
"github.com/dll02/webgo/framework/util"
"os"
"path/filepath"
"strings"
"text/template"
"github.com/AlecAivazis/survey/v2"
"github.com/dll02/webgo/framework"
"github.com/dll02/webgo/framework/cobra"
"github.com/dll02/webgo/framework/contract"
"github.com/jianfengye/collection"
"github.com/pkg/errors"
)
// 初始化provider相关服务
func initProviderCommand() *cobra.Command {
providerCommand.AddCommand(providerCreateCommand)
providerCommand.AddCommand(providerListCommand)
return providerCommand
}
// providerCommand 二级命令
var providerCommand = &cobra.Command{
Use: ".provider2",
Short: "服务提供相关命令",
RunE: func(c *cobra.Command, args []string) error {
if len(args) == 0 {
c.Help()
}
return nil
},
}
// providerListCommand 列出容器内的所有服务
var providerListCommand = &cobra.Command{
Use: "list",
Short: "列出容器内的所有服务",
RunE: func(c *cobra.Command, args []string) error {
container := c.GetContainer()
webgoContainer := container.(*framework.WebgoContainer)
// 获取字符串凭证
list := webgoContainer.NameList()
// 打印
for _, line := range list {
println(line)
}
return nil
},
}
// providerCreateCommand 创建一个新的服务,包括服务提供者,服务接口协议,服务实例
var providerCreateCommand = &cobra.Command{
Use: "new",
Aliases: []string{"create", "init"},
Short: "创建一个服务",
RunE: func(c *cobra.Command, args []string) error {
container := c.GetContainer()
fmt.Println("创建一个服务")
var name string
var folder string
{
prompt := &survey.Input{
Message: "请输入服务名称(服务凭证):",
}
err := survey.AskOne(prompt, &name)
if err != nil {
return err
}
}
{
prompt := &survey.Input{
Message: "请输入服务所在目录名称(默认: 同服务名称):",
}
err := survey.AskOne(prompt, &folder)
if err != nil {
return err
}
}
// 检查服务是否存在
providers := container.(*framework.WebgoContainer).NameList()
providerColl := collection.NewStrCollection(providers)
if providerColl.Contains(name) {
fmt.Println("服务名称已经存在")
return nil
}
if folder == "" {
folder = name
}
app := container.MustMake(contract.AppKey).(contract.App)
pFolder := app.Webgo()
subFolders, err := util.SubDir(pFolder)
if err != nil {
return err
}
subColl := collection.NewStrCollection(subFolders)
if subColl.Contains(folder) {
fmt.Println("目录名称已经存在")
return nil
}
// 开始创建文件
if err := os.Mkdir(filepath.Join(pFolder, folder), 0700); err != nil {
return err
}
// 创建title这个模版方法
funcs := template.FuncMap{"title": strings.Title}
{
// 创建contract.go
file := filepath.Join(pFolder, folder, "contract.go")
f, err := os.Create(file)
if err != nil {
return errors.Cause(err)
}
// 使用contractTmp模版来初始化template,并且让这个模版支持title方法,即支持{{.|title}}
t := template.Must(template.New("contract").Funcs(funcs).Parse(contractTmp))
// 将name传递进入到template中渲染,并且输出到contract.go 中
if err := t.Execute(f, name); err != nil {
return errors.Cause(err)
}
}
{
// 创建provider.go
file := filepath.Join(pFolder, folder, ".provider2.go")
f, err := os.Create(file)
if err != nil {
return err
}
t := template.Must(template.New(".provider2").Funcs(funcs).Parse(providerTmp))
if err := t.Execute(f, name); err != nil {
return err
}
}
{
// 创建service.go
file := filepath.Join(pFolder, folder, "service.go")
f, err := os.Create(file)
if err != nil {
return err
}
t := template.Must(template.New("service").Funcs(funcs).Parse(serviceTmp))
if err := t.Execute(f, name); err != nil {
return err
}
}
fmt.Println("创建服务成功, 文件夹地址:", filepath.Join(pFolder, folder))
fmt.Println("请不要忘记挂载新创建的服务")
return nil
},
}
var contractTmp string = `package {{.}}
const {{.|title}}Key = "App:{{.}}"
type Service interface {
// 请在这里定义你的方法
Foo() string
}
`
var providerTmp string = `package {{.}}
import (
"github.com/dll02/webgo/framework"
)
type {{.|title}}Provider struct {
framework.ServiceProvider
c framework.Container
}
func (sp *{{.|title}}Provider) Name() string {
return {{.|title}}Key
}
func (sp *{{.|title}}Provider) Register(c framework.Container) framework.NewInstance {
return New{{.|title}}Service
}
func (sp *{{.|title}}Provider) IsDefer() bool {
return false
}
func (sp *{{.|title}}Provider) Params(c framework.Container) []interface{} {
return []interface{}{sp.c}
}
func (sp *{{.|title}}Provider) Boot(c framework.Container) error {
sp.c=c
return nil
}
`
var serviceTmp string = `package {{.}}
import "github.com/dll02/webgo/framework"
type {{.|title}}Service struct {
container framework.Container
}
func New{{.|title}}Service(params ...interface{}) (interface{}, error) {
container := params[0].(framework.Container)
return &{{.|title}}Service{container: container}, nil
}
func (s *{{.|title}}Service) Foo() string {
return ""
}
`