feat: add switchable SlipOK and Slip2Go verification

lib/payment.ts

@@ -1,31 +1,24 @@
-import type { SlipokResponse } from "@/app/(ui)/rubgram/api";
+import { eq } from "drizzle-orm";
+import { primaryDb } from "@/lib/db";
+import { settings } from "@/lib/db/schema";
+import { isSlipProvider, verifySlip } from "@/lib/slip-checker";
 
-const { SLIPOK_API_URL, SLIPOK_API_KEY } = process.env as Record<
-  string,
-  string
->;
+export async function getSlipProvider() {
+  const [config] = await primaryDb
+    .select({ provider: settings.slipCheckProvider })
+    .from(settings)
+    .where(eq(settings.id, true));
+  const provider = config?.provider ?? "slipok";
+  if (!isSlipProvider(provider))
+    throw new Error("Invalid slip provider setting.");
+  return provider;
+}
 
 export async function checkSlip(
   buffer: Buffer<ArrayBuffer>,
   type: string,
   amount: number,
-): Promise<SlipokResponse> {
-  const response = await fetch(SLIPOK_API_URL, {
-    method: "POST",
-    headers: {
-      "x-authorization": SLIPOK_API_KEY,
-    },
-    body: (() => {
-      const formData = new FormData();
-      formData.append("files", new Blob([buffer], { type }), "image");
-      formData.append("amount", amount.toString());
-      // formData.append("log", "true"); // no log cause im logging myself
-      return formData;
-    })(),
-  });
-
-  const data = await response.json();
-
-  // if (!response.ok) throw data;
-  return data;
+) {
+  const provider = await getSlipProvider();
+  return verifySlip(provider, buffer, type, amount);
 }