refactor(backend): generalize file parsing

1 files changed, 43 insertions, 0 deletions

diff --git a/backend/parser.go b/backend/parser.go
new file mode 100644
index 0000000..a0cb01f
--- /dev/null
+++ b/backend/parser.go
@@ -0,0 +1,43 @@
+package backend
+
+import (
+	"errors"
+	"fmt"
+	"html/template"
+	"log/slog"
+	"strings"
+
+	"git.anhgelus.world/anhgelus/small-world/markdown"
+	"github.com/pelletier/go-toml/v2"
+)
+
+type EntryInfo struct {
+	Title        string         `toml:"title"`
+	Description  string         `toml:"description"`
+	Img          image          `toml:"image"`
+	PubLocalDate toml.LocalDate `toml:"publication_date"`
+}
+
+func parse(b []byte, info *EntryInfo) (template.HTML, bool) {
+	var dd string
+	splits := strings.SplitN(string(b), "---", 2)
+	if len(splits) == 2 && info != nil {
+		err := toml.Unmarshal([]byte(splits[0]), info)
+		if err != nil {
+			slog.Warn("parsing entry info", "error", err)
+		} else {
+			dd = splits[1]
+		}
+	} else {
+		dd = string(b)
+	}
+	content, err := markdown.Parse(dd, &markdown.Option{ImageSource: getStatic})
+	var errMd *markdown.ParseError
+	errors.As(err, &errMd)
+	if errMd != nil {
+		slog.Error("parsing markdown")
+		fmt.Println(errMd.Pretty())
+		return "", false
+	}
+	return content, true
+}