feat: add wishlist

layers/diary/server/utils/book.ts

@@ -0,0 +1,22 @@
+interface LinkValue {
+  value: string | null
+}
+
+export interface DiaryBookRow {
+  id: number
+  title: string | null
+  title_german: string | null
+  authors: LinkValue[]
+  read_date: string | null
+}
+
+export function toDiaryBook(row: DiaryBookRow): DiaryBook {
+  const original = (row.title ?? '').trim()
+  return {
+    id: row.id,
+    title: row.title_german?.trim() || original,
+    originalTitle: original,
+    authors: lookupValues(row.authors),
+    readDate: row.read_date || null
+  }
+}