add client-side wiki fetcher to bypass cloudflare

src/lib/api/wiki.ts

@@ -0,0 +1,80 @@
+/**
+ * Wiki API Client
+ *
+ * Fetches wiki data directly from gbf.wiki in the browser.
+ * This bypasses CloudFlare's server-side blocking by running in the client.
+ */
+
+const GBF_WIKI_API = 'https://gbf.wiki/api.php'
+
+export interface WikiFetchResult {
+	wikiPage: string
+	wikiRaw?: string
+	error?: string
+	redirectedFrom?: string
+}
+
+/**
+ * Fetches wiki text for a single page from gbf.wiki
+ * Runs in browser to bypass CloudFlare
+ */
+export async function fetchWikiPage(pageName: string): Promise<WikiFetchResult> {
+	const params = new URLSearchParams({
+		action: 'parse',
+		format: 'json',
+		page: pageName,
+		prop: 'wikitext',
+		origin: '*' // Required for CORS
+	})
+
+	try {
+		const response = await fetch(`${GBF_WIKI_API}?${params}`)
+		const data = await response.json()
+
+		if (data.error) {
+			return { wikiPage: pageName, error: data.error.info }
+		}
+
+		const wikiText = data.parse?.wikitext?.['*']
+
+		if (!wikiText) {
+			return { wikiPage: pageName, error: 'No wikitext in response' }
+		}
+
+		// Handle redirects
+		const redirectMatch = wikiText.match(/#REDIRECT \[\[(.*?)\]\]/)
+		if (redirectMatch) {
+			const redirectTarget = redirectMatch[1]
+			const redirectResult = await fetchWikiPage(redirectTarget)
+			return {
+				...redirectResult,
+				redirectedFrom: pageName,
+				wikiPage: redirectResult.wikiPage
+			}
+		}
+
+		return { wikiPage: pageName, wikiRaw: wikiText }
+	} catch (e) {
+		return { wikiPage: pageName, error: e instanceof Error ? e.message : String(e) }
+	}
+}
+
+/**
+ * Fetches wiki text for multiple pages in parallel
+ */
+export async function fetchWikiPages(pageNames: string[]): Promise<WikiFetchResult[]> {
+	return Promise.all(pageNames.map(fetchWikiPage))
+}
+
+/**
+ * Builds a wiki_data map from fetch results for sending to the API
+ */
+export function buildWikiDataMap(results: WikiFetchResult[]): Record<string, string> {
+	const wikiData: Record<string, string> = {}
+	for (const result of results) {
+		if (result.wikiRaw) {
+			wikiData[result.wikiPage] = result.wikiRaw
+		}
+	}
+	return wikiData
+}