Release 202506041641

web/src/lib/json.ts

@@ -0,0 +1,35 @@
+import type { z } from 'astro:content'
+
+// eslint-disable-next-line @typescript-eslint/consistent-type-definitions
+interface JSONObject {
+  [k: string]: JSONValue
+}
+type JSONList = JSONValue[]
+type JSONPrimitive = boolean | number | string | null
+type JSONValue = Date | JSONList | JSONObject | JSONPrimitive
+
+export type ZodJSON = z.ZodType<JSONValue>
+
+export function zodParseJSON<T extends z.ZodType<JSONValue>, D extends z.output<T> | undefined = undefined>(
+  schema: T,
+  stringValue: string | null | undefined,
+  defaultValue?: D
+): D | z.output<T> {
+  if (!stringValue) return defaultValue as D
+
+  let jsonValue: D | z.output<typeof schema> = defaultValue as D
+  try {
+    jsonValue = JSON.parse(stringValue)
+  } catch (error) {
+    console.error(error)
+    return defaultValue as D
+  }
+
+  const parsedValue = schema.safeParse(jsonValue)
+  if (!parsedValue.success) {
+    console.error(parsedValue.error)
+    return defaultValue as D
+  }
+
+  return parsedValue.data
+}