Batch actions

packages/nextjs/app/admin/_components/BatchActionModal.tsx

@@ -0,0 +1,54 @@
+import { forwardRef, useRef } from "react";
+import { useBatchReviewGrants } from "../hooks/useBatchReviewGrants";
+import { PROPOSAL_STATUS } from "~~/utils/grants";
+
+type BatchActionModalProps = {
+  selectedGrants: string[];
+  initialTxLink?: string;
+  btnLabel: "Approve" | "Complete";
+  closeModal: () => void;
+};
+
+export const BatchActionModal = forwardRef<HTMLDialogElement, BatchActionModalProps>(
+  ({ selectedGrants, initialTxLink, closeModal, btnLabel }, ref) => {
+    const inputRef = useRef<HTMLInputElement>(null);
+
+    const { handleBatchReview, isLoading } = useBatchReviewGrants();
+
+    return (
+      <dialog id="action_modal" className="modal" ref={ref}>
+        <div className="modal-box flex flex-col space-y-3">
+          <form method="dialog">
+            {/* if there is a button in form, it will close the modal */}
+            <button className="btn btn-sm btn-circle btn-ghost absolute right-2 top-2">✕</button>
+          </form>
+          <p className="font-bold text-lg m-0">{btnLabel} this grant</p>
+          <input
+            type="text"
+            ref={inputRef}
+            defaultValue={initialTxLink ?? ""}
+            placeholder="Transaction hash"
+            className="input input-bordered"
+          />
+          <button
+            className={`btn btn-sm btn-success ${isLoading ? "opacity-50" : ""}`}
+            onClick={async () => {
+              await handleBatchReview(
+                selectedGrants,
+                btnLabel === "Approve" ? PROPOSAL_STATUS.APPROVED : PROPOSAL_STATUS.COMPLETED,
+                inputRef.current?.value,
+              );
+              closeModal();
+            }}
+            disabled={isLoading}
+          >
+            {isLoading && <span className="loading loading-spinner"></span>}
+            {btnLabel}
+          </button>
+        </div>
+      </dialog>
+    );
+  },
+);
+
+BatchActionModal.displayName = "BatchActionModal";

packages/nextjs/app/admin/_components/GrantReview.tsx

@@ -39,31 +39,38 @@ const BuilderSocials = ({ socialLinks }: { socialLinks?: SocialLinks }) => {
   );
 };
 
-export const GrantReview = ({ grant }: { grant: GrantDataWithBuilder }) => {
+type GrantReviewProps = {
+  grant: GrantDataWithBuilder;
+  selected: boolean;
+  toggleSelection: () => void;
+};
+export const GrantReview = ({ grant, selected, toggleSelection }: GrantReviewProps) => {
   const modalRef = useRef<HTMLDialogElement>(null);
 
   const { data: txnHash, sendTransactionAsync } = useSendTransaction({
     to: grant.builder,
     value: parseEther((grant.askAmount / 2).toString()),
   });
   const sendTx = useTransactor();
-
   const { handleReviewGrant, isLoading } = useReviewGrant(grant);
 
   if (grant.status !== PROPOSAL_STATUS.PROPOSED && grant.status !== PROPOSAL_STATUS.SUBMITTED) return null;
 
   const acceptLabel = grant.status === PROPOSAL_STATUS.PROPOSED ? "Approve" : "Complete";
   return (
     <div className="border p-4 my-4">
-      <h3 className="font-bold">
-        {grant.title}
-        <span className="text-sm text-gray-500 ml-2">({grant.id})</span>
-        {grant.link && (
-          <a href={grant.link} className="ml-4 underline" target="_blank" rel="noopener noreferrer">
-            View Build
-          </a>
-        )}
-      </h3>
+      <div className="flex justify-between">
+        <h3 className="font-bold">
+          {grant.title}
+          <span className="text-sm text-gray-500 ml-2">({grant.id})</span>
+          {grant.link && (
+            <a href={grant.link} className="ml-4 underline" target="_blank" rel="noopener noreferrer">
+              View Build
+            </a>
+          )}
+        </h3>
+        <input type="checkbox" className="checkbox checkbox-primary" checked={selected} onChange={toggleSelection} />
+      </div>
       <div className="flex gap-4 items-center">
         <Address address={grant.builder} link={`https://app.buidlguidl.com/builders/${grant.builder}`} />
         <BuilderSocials socialLinks={grant.builderData?.socialLinks} />

packages/nextjs/app/admin/hooks/useBatchReviewGrants.ts

@@ -0,0 +1,68 @@
+import { useSWRConfig } from "swr";
+import useSWRMutation from "swr/mutation";
+import { useAccount, useSignTypedData } from "wagmi";
+import { EIP_712_DOMAIN, EIP_712_TYPES__REVIEW_GRANT_BATCH } from "~~/utils/eip712";
+import { ProposalStatusType } from "~~/utils/grants";
+import { getParsedError, notification } from "~~/utils/scaffold-eth";
+import { postMutationFetcher } from "~~/utils/swr";
+
+type BatchReqBody = {
+  signer: string;
+  signature: `0x${string}`;
+  reviews: {
+    grantId: string;
+    action: ProposalStatusType;
+    txHash: string;
+  }[];
+};
+
+export const useBatchReviewGrants = () => {
+  const { signTypedDataAsync, isLoading: isSigningMessage } = useSignTypedData();
+  const { mutate } = useSWRConfig();
+  const { address: connectedAddress } = useAccount();
+  const { trigger: postBatchReviewGrant, isMutating: isPostingBatchReviewGrant } = useSWRMutation(
+    `/api/grants/review`,
+    postMutationFetcher<BatchReqBody>,
+  );
+
+  const handleBatchReview = async (selectedGrants: string[], action: ProposalStatusType, txHash = "") => {
+    if (!connectedAddress) {
+      notification.error("No connected address");
+      return;
+    }
+
+    const grantReviews = selectedGrants.map(grantId => {
+      return {
+        grantId,
+        action,
+        txHash,
+      };
+    });
+
+    try {
+      const message = { reviews: grantReviews };
+      const signature = await signTypedDataAsync({
+        domain: EIP_712_DOMAIN,
+        types: EIP_712_TYPES__REVIEW_GRANT_BATCH,
+        primaryType: "Message",
+        message: message,
+      });
+
+      await postBatchReviewGrant({
+        signature: signature,
+        reviews: grantReviews,
+        signer: connectedAddress,
+      });
+      await mutate("/api/grants/review");
+      notification.success(`Grants reviews successfully submitted!`);
+    } catch (error) {
+      const parsedError = getParsedError(error);
+      notification.error(parsedError);
+    }
+  };
+
+  return {
+    handleBatchReview,
+    isLoading: isSigningMessage || isPostingBatchReviewGrant,
+  };
+};

packages/nextjs/app/admin/page.tsx

@@ -1,22 +1,48 @@
 "use client";
 
+import { useRef, useState } from "react";
+import { BatchActionModal } from "./_components/BatchActionModal";
 import { GrantReview } from "./_components/GrantReview";
 import useSWR from "swr";
 import { GrantDataWithBuilder } from "~~/services/database/schema";
 import { PROPOSAL_STATUS } from "~~/utils/grants";
 import { notification } from "~~/utils/scaffold-eth";
 
-// ToDo. "Protect" with address header or PROTECT with signing the read.
 const AdminPage = () => {
-  // TODO: Move the response type to a shared location
+  const [selectedApproveGrants, setSelectedApproveGrants] = useState<string[]>([]);
+  const [selectedCompleteGrants, setSelectedCompleteGrants] = useState<string[]>([]);
+  const [modalBtnLabel, setModalBtnLabel] = useState<"Approve" | "Complete">("Approve");
+  const modalRef = useRef<HTMLDialogElement>(null);
+
   const { data, isLoading } = useSWR<{ data: GrantDataWithBuilder[] }>("/api/grants/review", {
     onError: error => {
       console.error("Error fetching grants", error);
       notification.error("Error getting grants data");
     },
+    onSuccess: () => {
+      // reset states whenver any of action is performed
+      setSelectedApproveGrants([]);
+      setSelectedCompleteGrants([]);
+    },
   });
   const grants = data?.data;
 
+  const toggleGrantSelection = (grantId: string, action: "approve" | "complete") => {
+    if (action === "approve") {
+      if (selectedApproveGrants.includes(grantId)) {
+        setSelectedApproveGrants(selectedApproveGrants.filter(id => id !== grantId));
+      } else {
+        setSelectedApproveGrants([...selectedApproveGrants, grantId]);
+      }
+    } else if (action === "complete") {
+      if (selectedCompleteGrants.includes(grantId)) {
+        setSelectedCompleteGrants(selectedCompleteGrants.filter(id => id !== grantId));
+      } else {
+        setSelectedCompleteGrants([...selectedCompleteGrants, grantId]);
+      }
+    }
+  };
+
   const completedGrants = grants?.filter(grant => grant.status === PROPOSAL_STATUS.SUBMITTED);
   const newGrants = grants?.filter(grant => grant.status === PROPOSAL_STATUS.PROPOSED);
 
@@ -25,19 +51,70 @@ const AdminPage = () => {
       <h1 className="text-4xl font-bold">Admin page</h1>
       {isLoading && <span className="loading loading-spinner"></span>}
       {grants && (
-        <>
-          <h2 className="font-bold mt-8">Proposals submitted as completed:</h2>
-          {completedGrants?.length === 0 && <p>No completed grants</p>}
-          {completedGrants?.map(grant => (
-            <GrantReview key={grant.id} grant={grant} />
-          ))}
-          <h2 className="font-bold mt-8">New grant proposal:</h2>
-          {newGrants?.length === 0 && <p>No new grants</p>}
-          {newGrants?.map(grant => (
-            <GrantReview key={grant.id} grant={grant} />
-          ))}
-        </>
+        <div className="flex flex-col gap-4 mt-4">
+          <div>
+            <div className="flex justify-between items-center">
+              <h2 className="font-bold">Proposals submitted as completed:</h2>
+              {completedGrants?.length !== 0 && (
+                <button
+                  className="btn btn-sm btn-primary"
+                  onClick={async () => {
+                    setModalBtnLabel("Complete");
+                    if (modalRef.current) modalRef.current.showModal();
+                  }}
+                  disabled={selectedCompleteGrants.length === 0}
+                >
+                  Batch Complete
+                </button>
+              )}
+            </div>
+            {completedGrants?.length === 0 && <p className="m-0">No completed grants</p>}
+            {completedGrants?.map(grant => (
+              <GrantReview
+                key={grant.id}
+                grant={grant}
+                selected={selectedCompleteGrants.includes(grant.id)}
+                toggleSelection={() => toggleGrantSelection(grant.id, "complete")}
+              />
+            ))}
+          </div>
+          <div>
+            <div className="flex justify-between items-center">
+              <h2 className="font-bold">New grant proposal:</h2>
+              {newGrants?.length !== 0 && (
+                <button
+                  className="btn btn-sm btn-primary"
+                  onClick={async () => {
+                    setModalBtnLabel("Approve");
+                    if (modalRef.current) modalRef.current.showModal();
+                  }}
+                  disabled={selectedApproveGrants.length === 0}
+                >
+                  Batch Approve
+                </button>
+              )}
+            </div>
+            {newGrants?.length === 0 && <p className="m-0">No new grants</p>}
+            {newGrants?.map(grant => (
+              <GrantReview
+                key={grant.id}
+                grant={grant}
+                selected={selectedApproveGrants.includes(grant.id)}
+                toggleSelection={() => toggleGrantSelection(grant.id, "approve")}
+              />
+            ))}
+          </div>
+        </div>
       )}
+      <BatchActionModal
+        ref={modalRef}
+        selectedGrants={modalBtnLabel === "Approve" ? selectedApproveGrants : selectedCompleteGrants}
+        btnLabel={modalBtnLabel}
+        initialTxLink={"0xdummyTransactionHash"}
+        closeModal={() => {
+          if (modalRef.current) modalRef.current.close();
+        }}
+      />
     </div>
   );
 };

packages/nextjs/app/api/grants/review/route.tsx

@@ -1,5 +1,9 @@
-import { NextResponse } from "next/server";
-import { getAllGrantsForReview } from "~~/services/database/grants";
+import { NextRequest, NextResponse } from "next/server";
+import { recoverTypedDataAddress } from "viem";
+import { getAllGrantsForReview, reviewGrant } from "~~/services/database/grants";
+import { findUserByAddress } from "~~/services/database/users";
+import { EIP_712_DOMAIN, EIP_712_TYPES__REVIEW_GRANT_BATCH } from "~~/utils/eip712";
+import { PROPOSAL_STATUS, ProposalStatusType } from "~~/utils/grants";
 
 export const dynamic = "force-dynamic";
 
@@ -16,3 +20,55 @@ export async function GET() {
     );
   }
 }
+
+type BatchReqBody = {
+  signer: string;
+  signature: `0x${string}`;
+  reviews: {
+    grantId: string;
+    action: ProposalStatusType;
+    txHash: string;
+  }[];
+};
+
+export async function POST(req: NextRequest) {
+  const { signer, signature, reviews } = (await req.json()) as BatchReqBody;
+
+  // Ensure all actions are valid
+  const validActions = Object.values(PROPOSAL_STATUS);
+  if (!reviews.every(review => validActions.includes(review.action))) {
+    console.error("Invalid action in batch", reviews);
+    return NextResponse.json({ error: "Invalid action in batch" }, { status: 400 });
+  }
+
+  // Only admins can review grants
+  const signerData = await findUserByAddress(signer);
+  if (signerData.data?.role !== "admin") {
+    console.error("Unauthorized", signer);
+    return NextResponse.json({ error: "Unauthorized" }, { status: 401 });
+  }
+
+  const recoveredAddress = await recoverTypedDataAddress({
+    domain: EIP_712_DOMAIN,
+    types: EIP_712_TYPES__REVIEW_GRANT_BATCH,
+    primaryType: "Message",
+    message: { reviews },
+    signature,
+  });
+
+  if (recoveredAddress !== signer) {
+    console.error("Signature error in batch", recoveredAddress, signer);
+    return NextResponse.json({ error: "Unauthorized in batch" }, { status: 401 });
+  }
+
+  try {
+    for (const review of reviews) {
+      await reviewGrant(review.grantId, review.action, review.txHash);
+    }
+  } catch (error) {
+    console.error("Error processing batch grant review", error);
+    return NextResponse.json({ error: "Error processing batch grant review" }, { status: 500 });
+  }
+
+  return NextResponse.json({ success: true });
+}

packages/nextjs/utils/eip712.ts

@@ -14,7 +14,6 @@ export const EIP_712_TYPES__APPLY_FOR_GRANT = {
   ],
 } as const;
 
-// ToDo. We could add more fields (grant title, builder, etc)
 export const EIP_712_TYPES__REVIEW_GRANT = {
   Message: [
     { name: "grantId", type: "string" },
@@ -30,3 +29,12 @@ export const EIP_712_TYPES__SUBMIT_GRANT = {
     { name: "link", type: "string" },
   ],
 } as const;
+
+export const EIP_712_TYPES__REVIEW_GRANT_BATCH = {
+  GrantReview: [
+    { name: "grantId", type: "string" },
+    { name: "action", type: "string" },
+    { name: "txHash", type: "string" },
+  ],
+  Message: [{ name: "reviews", type: "GrantReview[]" }],
+} as const;