feat(bible): corpus metadata sidecars + parser

1 files changed, 45 insertions, 0 deletions

diff --git a/internal/bible/corpusmeta.go b/internal/bible/corpusmeta.go
new file mode 100644
index 0000000..04b9dcb
--- /dev/null
+++ b/internal/bible/corpusmeta.go
@@ -0,0 +1,45 @@
+package bible
+
+import "github.com/lukaszkasprzak/lectio/internal/ini"
+
+// CorpusMeta is the sidecar metadata for a bible corpus (<code>.ini).
+type CorpusMeta struct {
+	Code, Lang, Name, PsalmSystem, Sigla string
+}
+
+// parseCorpusMeta reads a section-less sidecar. ini.Parse returns
+// []ini.Section{Name, Pairs}; keys before any [section] land in the section
+// whose Name == "" (verified against internal/ini).
+func parseCorpusMeta(code string, data []byte) CorpusMeta {
+	m := CorpusMeta{Code: code}
+	secs, err := ini.Parse(data)
+	if err != nil {
+		return m
+	}
+	for _, s := range secs {
+		if s.Name != "" {
+			continue
+		}
+		for _, p := range s.Pairs {
+			switch p.Key {
+			case "lang":
+				m.Lang = p.Val
+			case "name":
+				m.Name = p.Val
+			case "psalm_system":
+				m.PsalmSystem = p.Val
+			case "sigla":
+				m.Sigla = p.Val
+			}
+		}
+	}
+	return m
+}
+
+func embeddedCorpusMeta(code string) (CorpusMeta, bool) {
+	data, err := corporaFS.ReadFile("corpora/" + code + ".ini")
+	if err != nil {
+		return CorpusMeta{}, false
+	}
+	return parseCorpusMeta(code, data), true
+}