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package main
import (
"embed"
"github.com/ewy1/pik/man/manview"
"github.com/ewy1/pik/spool"
"github.com/spf13/pflag"
"os"
"path/filepath"
"strings"
"text/template"
)
//go:embed manview/templates
var templates embed.FS
var ManOutput = pflag.String(manFlagName, "out", "directory to write man pages to (gets created)")
const manFlagName = "man-output"
const templateDir = "templates"
const manExtension = ".man"
const templateExtension = ".tmpl"
func main() {
pflag.Parse()
tmpl, err := template.ParseFS(templates, "*/*/*.tmpl")
if err != nil {
_, _ = spool.Panic(spool.ManFailure, "%v\n", err)
return
}
err = os.MkdirAll(*ManOutput, os.ModePerm)
if err != nil {
_, _ = spool.Panic(spool.ManFailure, "%v\n", err)
}
d := manview.NewData()
for _, t := range tmpl.Templates() {
if !strings.HasSuffix(t.Name(), manExtension+templateExtension) {
continue
}
resultFile, err := os.OpenFile(filepath.Join(*ManOutput, strings.TrimSuffix(strings.TrimSuffix(t.Name(), templateExtension), manExtension)), os.O_CREATE|os.O_WRONLY|os.O_TRUNC, 0600)
if err != nil {
_, _ = spool.Panic(spool.ManFailure, "%v\n", err)
}
err = t.Execute(resultFile, d)
if err != nil {
_, _ = spool.Panic(spool.ManFailure, "%v\n", err)
}
}
}
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