fix(cmd/gf): improve init command with version retry and gofmt support

cmd/gf/internal/cmd/cmd_init.go

@@ -50,8 +50,9 @@ gf init my-mono-repo -a
 gf init my-project -u
 gf init my-project -g "github.com/myorg/myproject"
 gf init -r github.com/gogf/template-single my-project
-gf init -r github.com/gogf/template-single my-project -s
 gf init -r github.com/gogf/examples/httpserver/jwt my-jwt
+gf init -r github.com/gogf/gf/cmd/gf/v2@v2.9.7 mygf
+gf init -r github.com/gogf/gf/cmd/gf/v2 mygf -s
 gf init -i
 `
 	cInitNameBrief = `
@@ -237,6 +238,9 @@ func (c cInit) initFromBuiltin(ctx context.Context, in cInitInput) (out *cInitOu
 		return
 	}
 
+	// Format the generated Go files.
+	utils.GoFmt(in.Name)
+
 	// Update the GoFrame version.
 	if in.Update {
 		mlog.Print("update goframe...")

cmd/gf/internal/cmd/geninit/geninit.go

@@ -86,7 +86,7 @@ func processGoModule(ctx context.Context, repo, name string, opts *ProcessOption
 	// 1. Determine version to use
 	var targetVersion string
 	if specifiedVersion != "" {
-		// User specified version
+		// User specified version, try to use it first
 		targetVersion = specifiedVersion
 		mlog.Printf("Using specified version: %s", targetVersion)
 	} else if opts.SelectVersion {
@@ -120,8 +120,41 @@ func processGoModule(ctx context.Context, repo, name string, opts *ProcessOption
 	repoWithVersion := modulePath + "@" + targetVersion
 	srcDir, err := downloadTemplate(ctx, repoWithVersion)
 	if err != nil {
-		mlog.Printf("Download failed: %v", err)
-		return err
+		// If specified version download failed, offer to select from available versions
+		if specifiedVersion != "" {
+			mlog.Printf("Failed to download specified version '%s': %v", specifiedVersion, err)
+			mlog.Print("Fetching available versions...")
+
+			versionInfo, verErr := GetModuleVersions(ctx, modulePath)
+			if verErr != nil {
+				mlog.Printf("Failed to get available versions: %v", verErr)
+				return err // Return original download error
+			}
+
+			if len(versionInfo.Versions) == 0 {
+				mlog.Print("No versions available for this module")
+				return err
+			}
+
+			// Let user select from available versions
+			selectedVersion, selErr := SelectVersion(ctx, versionInfo.Versions, modulePath)
+			if selErr != nil {
+				mlog.Printf("Version selection failed: %v", selErr)
+				return selErr
+			}
+
+			// Retry download with selected version
+			targetVersion = selectedVersion
+			repoWithVersion = modulePath + "@" + targetVersion
+			srcDir, err = downloadTemplate(ctx, repoWithVersion)
+			if err != nil {
+				mlog.Printf("Download failed: %v", err)
+				return err
+			}
+		} else {
+			mlog.Printf("Download failed: %v", err)
+			return err
+		}
 	}
 
 	mlog.Debugf("Template located at: %s", srcDir)

cmd/gf/internal/cmd/geninit/geninit_ast.go

@@ -10,8 +10,8 @@ import (
 	"bytes"
 	"context"
 	"go/ast"
+	"go/format"
 	"go/parser"
-	"go/printer"
 	"go/token"
 	"os"
 	"path/filepath"
@@ -80,9 +80,8 @@ func (r *ASTReplacer) ReplaceInFile(ctx context.Context, filePath string) error
 
 	// Write back to file
 	var buf bytes.Buffer
-	// Use default printer configuration to match gofmt output
-	cfg := &printer.Config{}
-	if err := cfg.Fprint(&buf, r.fset, file); err != nil {
+	// Use go/format to properly format the output (equivalent to gofmt)
+	if err := format.Node(&buf, r.fset, file); err != nil {
 		return err
 	}
 

cmd/gf/internal/cmd/geninit/geninit_generator.go

@@ -15,6 +15,7 @@ import (
 	"github.com/gogf/gf/v2/text/gstr"
 
 	"github.com/gogf/gf/cmd/gf/v2/internal/utility/mlog"
+	"github.com/gogf/gf/cmd/gf/v2/internal/utility/utils"
 )
 
 // generateProject copies the template to the destination and performs cleanup
@@ -81,6 +82,9 @@ func generateProject(ctx context.Context, srcPath, name, oldModule, newModule st
 		}
 	}
 
+	// 6. Format the generated Go files
+	utils.GoFmt(dstPath)
+
 	mlog.Print("Project generated successfully!")
 	return nil
 }