From 9b83eac0da8d809317c095ed71da6255beac2b09 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Pablo=20Andr=C3=A9s=20Dorado=20Su=C3=A1rez?=
 <hola@pablodorado.com>
Date: Thu, 31 Oct 2024 15:47:49 -0500
Subject: [PATCH] fix(aqcuire-memberships-invite-members): quote for
 memberships that are not for sale to a specific buyer

---
 .../acquire-memberships-invite-members.ts     | 47 ++++++++++++-------
 1 file changed, 30 insertions(+), 17 deletions(-)

diff --git a/src/top-up-then-create-community/acquire-memberships-invite-members.ts b/src/top-up-then-create-community/acquire-memberships-invite-members.ts
index 45119ad..ef62abc 100644
--- a/src/top-up-then-create-community/acquire-memberships-invite-members.ts
+++ b/src/top-up-then-create-community/acquire-memberships-invite-members.ts
@@ -7,6 +7,13 @@ import { ApiPromise } from "@polkadot/api";
 import { AccountId } from "../types";
 import { u128 } from "@polkadot/types";
 
+type MembershipItemQuote = {
+  item: number;
+  price: number;
+  buyer?: string;
+  accountToAssign: string;
+}
+
 async function prepareMemberships(
   api: ApiPromise,
   membershipAccounts: AccountId[]
@@ -14,26 +21,32 @@ async function prepareMemberships(
   const itemsForSale =
     await api.query.communityMemberships.itemPriceOf.entriesPaged({
       args: [0],
-      pageSize: membershipAccounts.length,
+      // Page 50 items per each 50 memberships to buy. That way, we'll have enough space to ignore
+      // items not on public sale.
+      pageSize: 50 * Math.ceil(membershipAccounts.length / 50),
     });
 
-  return itemsForSale.map(([key, value], i) => {
-    const itemKey = (key.toHuman() as unknown as string[])[1];
-    const preItem = (key.toHuman() as unknown as string[])[1].replaceAll(
-      /\D/g,
-      ""
-    );
-    const item = Number(preItem);
-    console.log(itemKey, preItem, item);
+  return itemsForSale
+    .map(([key, value], i) => {
+      const itemKey = (key.toHuman() as unknown as string[])[1];
+      const preItem = (key.toHuman() as unknown as string[])[1].replaceAll(
+        /\D/g,
+        ""
+      );
+      const item = Number(preItem);
+      const [price, buyer] = (value as unknown as { unwrap: () => [u128, string | undefined] })
+        .unwrap();
+      console.log(itemKey, preItem, item);
 
-    return {
-      item,
-      price: (value as unknown as { unwrap: () => [u128, string] })
-        .unwrap()[0]
-        .toNumber(),
-      accountToAssign: membershipAccounts[i],
-    };
-  });
+      return {
+        item,
+        price: price.toNumber(),
+        buyer,
+        accountToAssign: membershipAccounts[i],
+      } as MembershipItemQuote;
+    })
+    .filter(({ buyer }) => buyer !== undefined)
+    .slice(0, membershipAccounts.length);
 }
 
 export async function acquireMembershipsAndAddMembers(