feat: new provider command

cmd/new.go

@@ -15,6 +15,7 @@ func CommandInit(root *cobra.Command) {
 	cmds := []func(*cobra.Command){
 		CommandNewProject,
 		CommandNewModule,
+		CommandNewProvider,
 	}
 
 	for _, c := range cmds {

cmd/new_provider.go

@@ -0,0 +1,81 @@
+package cmd
+
+import (
+	"errors"
+	"fmt"
+	"io/fs"
+	"os"
+	"path/filepath"
+	"strings"
+	"text/template"
+
+	"git.ipao.vip/rogeecn/atomctl/templates"
+	"github.com/iancoleman/strcase"
+	"github.com/spf13/cobra"
+)
+
+// CommandNewProvider 注册 new_provider 命令
+func CommandNewProvider(root *cobra.Command) {
+	cmd := &cobra.Command{
+		Use:   "provider",
+		Short: "创建新的 provider",
+		Args:  cobra.ExactArgs(1),
+		RunE:  commandNewProviderE,
+	}
+
+	root.AddCommand(cmd)
+}
+
+func commandNewProviderE(cmd *cobra.Command, args []string) error {
+	providerName := args[0]
+	targetPath := filepath.Join("providers", providerName)
+
+	if _, err := os.Stat(targetPath); err == nil {
+		return fmt.Errorf("目录 %s 已存在", targetPath)
+	}
+
+	if err := os.MkdirAll(targetPath, os.ModePerm); err != nil {
+		return err
+	}
+
+	err := fs.WalkDir(templates.Provider, "provider", func(path string, d fs.DirEntry, err error) error {
+		if err != nil {
+			return err
+		}
+		if d.IsDir() {
+			return nil
+		}
+
+		relPath, err := filepath.Rel("provider", path)
+		if err != nil {
+			return err
+		}
+
+		destPath := filepath.Join(targetPath, strings.TrimSuffix(relPath, ".tpl"))
+		if err := os.MkdirAll(filepath.Dir(destPath), os.ModePerm); err != nil {
+			return err
+		}
+
+		tmpl, err := template.ParseFS(templates.Provider, path)
+		if err != nil {
+			return err
+		}
+
+		destFile, err := os.Create(destPath)
+		if err != nil {
+			return err
+		}
+		defer destFile.Close()
+
+		return tmpl.Execute(destFile, map[string]string{
+			"Name":      providerName,
+			"CamelName": strcase.ToCamel(providerName),
+		})
+	})
+	if err != nil {
+		return errors.New("渲染 provider 模板失败")
+	}
+
+	fmt.Printf("Provider 已创建: %s\n", targetPath)
+	return nil
+}