package actions

import (
	"bytes"
	"log"
	"strconv"

	"tomatentum.net/svg-templater/pkg/format"
	"tomatentum.net/svg-templater/pkg/svg"
)

func ProvideFile(r *TemplateParameters, conversion *format.ConversionParameters) ([]string, error) {
	templatedPages, err := Template(r)
	if err != nil {
		return nil, err
	}
	log.Printf("Converting %s to format %s (w=%d,h=%d)", r.Id, conversion.Format, conversion.Width, conversion.Height)
	filenames := make([]string, len(templatedPages))
	for i, pagedata := range templatedPages {
		result, err := format.ConvertByte(pagedata, *conversion)
		if err != nil {
			return nil, err
		}
		filenames[i], err = svg.Storage.CreatePublic(bytes.NewReader(result), strconv.Itoa(i+1), conversion.Format)

		if err != nil {
			return nil, err
		}
		log.Printf("Converted %s page %d to format %s (w=%d,h=%d)", r.Id, i, conversion.Format, conversion.Width, conversion.Height)

	}

	return filenames, nil
}