72 lines
1.6 KiB
Go
72 lines
1.6 KiB
Go
package fs
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import (
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"context"
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"fmt"
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"io/fs"
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"github.com/adrg/frontmatter"
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"golang.org/x/text/language"
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"gopkg.in/yaml.v3"
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"source.toby3d.me/toby3d/home/internal/domain"
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"source.toby3d.me/toby3d/home/internal/page"
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)
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type (
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Page struct {
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Title string `yaml:"title"`
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Description string `yaml:"description"`
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Params map[string]any `yaml:",inline"`
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Content []byte `yaml:"-"`
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}
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fileSystemPageRepository struct {
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dir fs.FS
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rootPath string
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}
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)
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var FrontMatterFormats = []*frontmatter.Format{
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frontmatter.NewFormat(`---`, `---`, yaml.Unmarshal),
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}
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func NewFileSystemPageRepository(rootDir fs.FS) page.Repository {
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return &fileSystemPageRepository{
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dir: rootDir,
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}
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}
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func (repo *fileSystemPageRepository) Get(ctx context.Context, lang language.Tag, p string) (*domain.Page, error) {
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ext := ".md"
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if lang != language.Und {
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base, _ := lang.Base()
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ext = "." + base.String() + ext
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}
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target := p + ext
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f, err := repo.dir.Open(target)
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if err != nil {
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return nil, fmt.Errorf("cannot open '%s' page file: %w", target, err)
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}
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defer f.Close()
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data := &Page{
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Params: make(map[string]any),
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}
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if data.Content, err = frontmatter.Parse(f, data, FrontMatterFormats...); err != nil {
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return nil, fmt.Errorf("cannot parse page content as FrontMatter: %w", err)
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}
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return &domain.Page{
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File: domain.NewFile(target),
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Language: lang,
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Title: data.Title,
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Content: data.Content,
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Description: data.Description,
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Params: data.Params,
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Resources: make([]*domain.Resource, 0),
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}, nil
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}
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