96 lines
2.4 KiB
Go
96 lines
2.4 KiB
Go
package buildscss
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import (
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"context"
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"encoding/base64"
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"fmt"
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"os"
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"path/filepath"
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color "git.handmade.network/hmn/hmn/src/ansicolor"
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"git.handmade.network/hmn/hmn/src/oops"
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"git.handmade.network/hmn/hmn/src/website"
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"github.com/spf13/cobra"
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"github.com/wellington/go-libsass"
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)
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var compressed bool
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func init() {
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libsass.RegisterSassFunc("base64($filename)", func(ctx context.Context, in libsass.SassValue) (*libsass.SassValue, error) {
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var filename string
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err := libsass.Unmarshal(in, &filename)
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if err != nil {
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return nil, err
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}
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fileBytes, err := os.ReadFile(filename)
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if err != nil {
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return nil, err
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}
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encoded, _ := libsass.Marshal(base64.StdEncoding.EncodeToString(fileBytes))
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return &encoded, nil
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})
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buildCommand := &cobra.Command{
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Use: "buildscss",
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Short: "Build the website CSS",
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Run: func(cmd *cobra.Command, args []string) {
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style := libsass.NESTED_STYLE
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if compressed {
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style = libsass.COMPRESSED_STYLE
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}
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err := compile("src/rawdata/scss/style.scss", "public/style.css", "light", style)
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if err != nil {
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fmt.Println(color.Bold + color.Red + "Failed to compile main SCSS." + color.Reset)
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fmt.Println(err)
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os.Exit(1)
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}
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for _, theme := range []string{"light", "dark"} {
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err := compile("src/rawdata/scss/theme.scss", fmt.Sprintf("public/themes/%s/theme.css", theme), theme, style)
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if err != nil {
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fmt.Println(color.Bold + color.Red + "Failed to compile theme SCSS." + color.Reset)
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fmt.Println(err)
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os.Exit(1)
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}
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}
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},
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}
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buildCommand.Flags().BoolVar(&compressed, "compressed", false, "Minify the output CSS")
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website.WebsiteCommand.AddCommand(buildCommand)
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}
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func compile(inpath, outpath string, theme string, style int) error {
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err := os.MkdirAll(filepath.Dir(outpath), 0755)
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if err != nil {
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panic(oops.New(err, "failed to create directory for CSS file"))
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}
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outfile, err := os.OpenFile(outpath, os.O_WRONLY|os.O_CREATE|os.O_TRUNC, 0644)
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if err != nil {
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panic(oops.New(err, "failed to open CSS file for writing"))
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}
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defer outfile.Close()
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infile, err := os.Open(inpath)
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if err != nil {
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panic(oops.New(err, "failed to open SCSS file"))
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}
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compiler, err := libsass.New(outfile, infile,
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libsass.IncludePaths([]string{
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"src/rawdata/scss",
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fmt.Sprintf("src/rawdata/scss/themes/%s", theme),
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}),
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libsass.OutputStyle(style),
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)
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if err != nil {
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panic(oops.New(err, "failed to create SCSS compiler"))
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}
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return compiler.Run()
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}
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