feat(content): support templating in content

this is tired person code
don't write tired person code

1 files changed, 76 insertions, 0 deletions

diff --git a/markdown/markdown.go b/markdown/markdown.go
new file mode 100644
index 0000000..0924208
--- /dev/null
+++ b/markdown/markdown.go
@@ -0,0 +1,76 @@
+package markdown
+
+import (
+	"bytes"
+	"fmt"
+	"io/fs"
+	"path/filepath"
+	"strings"
+
+	"git.sr.ht/~a73x/home"
+	"github.com/adrg/frontmatter"
+)
+
+type Content struct {
+	Meta map[string]any
+	Body string
+	Path string
+}
+
+func ParseContents() ([]Content, error) {
+	contentFS, err := fs.Sub(home.Content, "content")
+	if err != nil {
+		return nil, fmt.Errorf("no content found: %v", err)
+	}
+	contentFiles, err := glob(contentFS, ".", ".md")
+	if err != nil {
+		return nil, fmt.Errorf("failed to glob: %v", err)
+	}
+
+	res := make([]Content, 0, len(contentFiles))
+	for _, contentFile := range contentFiles {
+		c, err := parseMarkdownFile(contentFS, contentFile)
+		if err != nil {
+			return nil, fmt.Errorf("failed to read markdown file: %v", err)
+		}
+
+		res = append(res, c)
+	}
+
+	return res, nil
+}
+
+func glob(embedded fs.FS, dir string, ext string) ([]string, error) {
+	files := []string{}
+	err := fs.WalkDir(embedded, dir, func(path string, d fs.DirEntry, err error) error {
+		if filepath.Ext(path) == ext {
+			files = append(files, path)
+		}
+		return nil
+	})
+
+	return files, err
+}
+
+func parseMarkdownFile(embedded fs.FS, path string) (Content, error) {
+	input, err := fs.ReadFile(embedded, path)
+	if err != nil {
+		return Content{}, fmt.Errorf("failed to read post: %v", err)
+	}
+
+	matter := map[string]any{}
+	matter["template"] = "default"
+	rest, err := frontmatter.Parse(bytes.NewBuffer(input), &matter)
+	if err != nil {
+		return Content{}, fmt.Errorf("failed to parse frontmatter: %v", err)
+	}
+	path = strings.Replace(path, ".md", "", 1)
+
+	mc := Content{
+		Body: string(rest),
+		Path: path,
+		Meta: matter,
+	}
+
+	return mc, nil
+}