Files
config/definition/generate/bootstrap/bootstrap.go
andrey 8d15b51248
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add generate heper config
2025-12-29 22:19:11 +03:00

95 lines
1.8 KiB
Go

package bootstrap
import (
"context"
"embed"
"fmt"
"os"
"path/filepath"
"text/template"
"gitoa.ru/go-4devs/config/definition/generate/pkg"
)
//go:embed *.tpl
var tpls embed.FS
type Boot struct {
Config
*pkg.Packages
Configure []string
}
func (b Boot) Pkg() string {
return pkg.Pkg(b.FullPkg())
}
type Config interface {
File() string
Methods() []string
SkipContext() bool
Prefix() string
Suffix() string
FullPkg() string
}
func Bootstrap(ctx context.Context, cfg Config) (string, error) {
fInfo, err := os.Stat(cfg.File())
if err != nil {
return "", fmt.Errorf("stat[%v]:%w", cfg.File(), err)
}
pkgPath, err := pkg.ByPath(ctx, cfg.File(), fInfo.IsDir())
if err != nil {
return "", fmt.Errorf("pkg by path:%w", err)
}
tmpFile, err := os.CreateTemp(filepath.Dir(fInfo.Name()), "config-bootstrap")
if err != nil {
return "", fmt.Errorf("create tmp file:%w", err)
}
tpl, err := template.ParseFS(tpls, "bootstrap.go.tpl")
if err != nil {
return "", fmt.Errorf("parse template:%w", err)
}
imports := pkg.NewImports("main").
Adds(
"context",
"gitoa.ru/go-4devs/config/definition",
"gitoa.ru/go-4devs/config",
"gitoa.ru/go-4devs/config/definition/generate/view",
"gitoa.ru/go-4devs/config/param",
"gitoa.ru/go-4devs/config/definition/generate",
"os",
"io",
"fmt",
pkgPath,
)
data := Boot{
Packages: imports,
Configure: cfg.Methods(),
Config: cfg,
}
if err := tpl.Execute(tmpFile, data); err != nil {
return "", fmt.Errorf("execute:%w", err)
}
src := tmpFile.Name()
if err := tmpFile.Close(); err != nil {
return src, fmt.Errorf("close file:%w", err)
}
dest := src + ".go"
if err := os.Rename(src, dest); err != nil {
return dest, fmt.Errorf("rename idt:%w", err)
}
return dest, nil
}