terraform-provider-stackitp.../cmd/cmd/getFieldsCmd.go
2026-02-05 16:08:16 +01:00

147 lines
3.2 KiB
Go

package cmd
import (
"fmt"
"go/ast"
"go/parser"
"go/token"
"path"
"path/filepath"
"strings"
"github.com/spf13/cobra"
)
var (
inFile string
svcName string
resName string
resType string
filePath string
)
var getFieldsCmd = &cobra.Command{
Use: "get-fields",
Short: "get fields from file",
Long: `...`,
PreRunE: func(cmd *cobra.Command, args []string) error {
typeStr := "data_source"
if resType != "resource" && resType != "datasource" {
return fmt.Errorf("--type can only be resource or datasource")
}
if resType == "resource" {
typeStr = resType
}
if inFile == "" && svcName == "" && resName == "" {
return fmt.Errorf("--infile or --service and --resource must be provided")
}
if inFile != "" {
if svcName != "" || resName != "" {
return fmt.Errorf("--infile is provided and excludes --service and --resource")
}
p, err := filepath.Abs(inFile)
if err != nil {
return err
}
filePath = p
return nil
}
if svcName != "" && resName == "" {
return fmt.Errorf("if --service is provided, you MUST also provide --resource")
}
if svcName == "" && resName != "" {
return fmt.Errorf("if --resource is provided, you MUST also provide --service")
}
p, err := filepath.Abs(
path.Join(
"stackit",
"internal",
"services",
svcName,
resName,
fmt.Sprintf("%ss_gen", resType),
fmt.Sprintf("%s_%s_gen.go", resName, typeStr),
),
)
if err != nil {
return err
}
filePath = p
//// Enum check
//switch format {
//case "json", "yaml":
//default:
// return fmt.Errorf("invalid --format: %s (want json|yaml)", format)
//}
return nil
},
RunE: func(cmd *cobra.Command, args []string) error {
return getFields(filePath)
},
}
func getFields(f string) error {
tokens, err := getTokens(f)
if err != nil {
return err
}
for _, item := range tokens {
fmt.Printf("%s \n", item)
}
return nil
}
func getTokens(fileName string) ([]string, error) {
fset := token.NewFileSet()
var result []string
node, err := parser.ParseFile(fset, fileName, nil, parser.ParseComments)
if err != nil {
return nil, err
}
ast.Inspect(node, func(n ast.Node) bool {
// Suche nach Typ-Deklarationen (structs)
ts, ok := n.(*ast.TypeSpec)
if ok {
if strings.Contains(ts.Name.Name, "Model") {
// fmt.Printf("found model: %s\n", ts.Name.Name)
ast.Inspect(ts, func(sn ast.Node) bool {
tts, tok := sn.(*ast.Field)
if tok {
// fmt.Printf(" found: %+v\n", tts.Names[0])
// spew.Dump(tts.Type)
result = append(result, tts.Names[0].String())
//fld, fldOk := tts.Type.(*ast.Ident)
//if fldOk {
// fmt.Printf("type: %+v\n", fld)
//}
}
return true
})
}
}
return true
})
return result, nil
}
func NewGetFieldsCmd() *cobra.Command {
return getFieldsCmd
}
func init() { // nolint: gochecknoinits
getFieldsCmd.Flags().StringVarP(&inFile, "infile", "i", "", "input filename incl path")
getFieldsCmd.Flags().StringVarP(&svcName, "service", "s", "", "service name")
getFieldsCmd.Flags().StringVarP(&resName, "resource", "r", "", "resource name")
getFieldsCmd.Flags().StringVarP(&resType, "type", "t", "resource", "resource type (data-source or resource [default])")
}