reprogl

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package avatar
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import (
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	"errors"
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	"image"
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	"image/draw"
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	"strconv"
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	xdraw "golang.org/x/image/draw"
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)
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func tryUserSource(id, size int) (image.Image, error) {
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	extensions := []string{".png", ".jpg"}
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	for _, ext := range extensions {
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		filename := "public/data/pictures/user." + strconv.Itoa(id) + ext
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		img, err := loadImage(filename)
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		if err != nil {
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			continue
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		}
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		imageResult := image.NewRGBA(image.Rect(0, 0, size, size))
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		xdraw.BiLinear.Scale(imageResult, imageResult.Bounds(), img, img.Bounds(), draw.Src, nil)
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		return imageResult, nil
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	}
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	return nil, errors.New("avatar: not found on public/data/pictures")
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}
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