Temp Preprod

.github/workflows/continuous-integration.yml

@@ -12,7 +12,7 @@ jobs:
       - uses: actions/[email protected]
       - uses: aiken-lang/setup-aiken@v1
         with:
-          version: v1.1.6
+          version: v1.1.7
       - run: aiken fmt --check
       - run: aiken c -D
       - run: aiken b

README.md

@@ -6,20 +6,12 @@ This showcase project contains 3 validators:
 - `dry`
 - `withdraw_0`
 
-To run the offchain:
+Install `pnpm` if you have not by running `npm i -g pnpm`, and then go to [`offchain`](./offchain):
 
-1. Create a `.env.local` file
-2. Run `pnpm dev`
+- Run `pnpm i` if you have never run the `offchain`
+- Run `pnpm dev` to run the `offchain`
 
-Your `.env.local` file must contain:
-
-```
-NEXT_PUBLIC_BF_URL=https://cardano-preprod.blockfrost.io/api/v0
-NEXT_PUBLIC_BF_PID=preprodYOUR_PREPROD_BLOCKFROST_PROJECT_ID
-NEXT_PUBLIC_CARDANO_NETWORK=Preprod
-```
-
-To install `pnpm` run `npm i -g pnpm`.
+Open http://localhost:3000
 
 ## `owner`
 

aiken.toml

@@ -1,6 +1,6 @@
 name = "ariady-putra-emurgo/aiken_staking_validator"
 version = "0.0.0"
-compiler = "v1.1.6"
+compiler = "v1.1.7"
 plutus = "v3"
 license = "Apache-2.0"
 description = "Aiken contracts for project 'ariady-putra-emurgo/aiken_staking_validator'"

offchain/app/Home.tsx

@@ -3,21 +3,17 @@ import { useEffect, useState } from "react";
 import WalletConnectors from "@/components/WalletConnectors";
 import Dashboard from "@/components/Dashboard";
 
-import { Address, Blockfrost, Lucid, LucidEvolution, Network } from "@lucid-evolution/lucid";
+import { Address, Lucid, LucidEvolution } from "@lucid-evolution/lucid";
+import { network, provider } from "@/config/lucid";
 import { Wallet } from "@/types/cardano";
 
 export default function Home() {
-  const NETWORK = process.env.NEXT_PUBLIC_CARDANO_NETWORK as Network;
-  const BF_URL = `${process.env.NEXT_PUBLIC_BF_URL}`;
-  const BF_PID = `${process.env.NEXT_PUBLIC_BF_PID}`;
-  const BLOCKFROST = new Blockfrost(BF_URL, BF_PID);
-
   const [lucid, setLucid] = useState<LucidEvolution>();
   const [address, setAddress] = useState<Address>(""); // Address = string; eg. "addr_..."
   const [result, setResult] = useState("");
 
   useEffect(() => {
-    Lucid(BLOCKFROST, NETWORK).then(setLucid).catch(handleError);
+    Lucid(provider, network).then(setLucid).catch(handleError);
     localStorage.clear();
   }, []);
 

offchain/components/actions/OwnerDry.tsx

@@ -78,9 +78,13 @@ export default function OwnerDry(props: {
 
     useEffect(() => {
       if (!dRepID) return; // skip
-      fetch(`/governance/dreps/${dRepID}`, { headers: { project_id: `${process.env.NEXT_PUBLIC_BF_PID}` } })
-        .then((dRep) => dRep.json())
-        .then(({ hex, has_script }) => {
+      fetch("/koios/drep_info?select=hex,has_script", {
+        method: "POST",
+        headers: { "Content-Type": "application/json" },
+        body: JSON.stringify({ _drep_ids: [dRepID] }),
+      })
+        .then((dReps) => dReps.json())
+        .then(([{ hex, has_script }]) => {
           const credential: Credential = {
             type: has_script ? "Script" : "Key",
             hash: hex,

offchain/components/actions/Withdraw0.tsx

@@ -28,9 +28,10 @@ import {
   validatorToAddress,
   validatorToScriptHash,
 } from "@lucid-evolution/lucid";
+import { network } from "@/config/lucid";
+import * as Script from "@/config/script";
 import { SpendValidatorDatumType } from "@/types/withdraw0";
 import { Action } from "@/types/action";
-import * as Script from "@/types/script";
 
 export default function Withdraw0(props: {
   lucid: LucidEvolution;
@@ -55,10 +56,10 @@ export default function Withdraw0(props: {
     const [spendableBy, setSpendableBy] = useState("");
 
     useEffect(() => {
-      fetch("/blocks/latest", { headers: { project_id: `${process.env.NEXT_PUBLIC_BF_PID}` } })
-        .then((block) => block.json())
-        .then(({ time }) => {
-          const now = IntrDate.fromAbsolute(time * 1_000, localTimeZone);
+      fetch("/koios/tip?select=block_time")
+        .then((blocks) => blocks.json())
+        .then(([{ block_time }]) => {
+          const now = IntrDate.fromAbsolute(block_time * 1_000, localTimeZone);
           setNow(now);
 
           const epochMS = now.toDate().getTime();
@@ -121,7 +122,7 @@ export default function Withdraw0(props: {
       const stakingCredential = scriptHashToCredential(stakingScriptHash);
 
       const spendingValidator: SpendingValidator = { type: "PlutusV3", script };
-      const validatorAddress = validatorToAddress(lucid.config().network, spendingValidator, stakingCredential);
+      const validatorAddress = validatorToAddress(network, spendingValidator, stakingCredential);
       lucid.utxosAt(validatorAddress).then(setInputUTXOs).catch(onError);
     }, []);
 
@@ -267,9 +268,13 @@ export default function Withdraw0(props: {
 
     useEffect(() => {
       if (!dRepID) return; // skip
-      fetch(`/governance/dreps/${dRepID}`, { headers: { project_id: `${process.env.NEXT_PUBLIC_BF_PID}` } })
-        .then((dRep) => dRep.json())
-        .then(({ hex, has_script }) => {
+      fetch("/koios/drep_info?select=hex,has_script", {
+        method: "POST",
+        headers: { "Content-Type": "application/json" },
+        body: JSON.stringify({ _drep_ids: [dRepID] }),
+      })
+        .then((dReps) => dReps.json())
+        .then(([{ hex, has_script }]) => {
           const credential: Credential = {
             type: has_script ? "Script" : "Key",
             hash: hex,

offchain/config/lucid.ts

@@ -0,0 +1,4 @@
+import { Koios, Network, Provider } from "@lucid-evolution/lucid";
+
+export const network: Network = "Preprod";
+export const provider: Provider = new Koios("/koios");

offchain/next.config.js

@@ -3,16 +3,8 @@ const nextConfig = {
   async rewrites() {
     return [
       {
-        source: "/accounts/:path*",
-        destination: "https://cardano-preprod.blockfrost.io/api/v0/accounts/:path*",
-      },
-      {
-        source: "/blocks/:path*",
-        destination: "https://cardano-preprod.blockfrost.io/api/v0/blocks/:path*",
-      },
-      {
-        source: "/governance/:path*",
-        destination: "https://cardano-preprod.blockfrost.io/api/v0/governance/:path*",
+        source: "/koios/:path*",
+        destination: "https://preprod.koios.rest/api/v1/:path*",
       },
     ];
   },

offchain/package.json

@@ -10,7 +10,7 @@
   },
   "dependencies": {
     "@internationalized/date": "^3.5.6",
-    "@lucid-evolution/lucid": "^0.4.4",
+    "@lucid-evolution/lucid": "^0.4.10",
     "@nextui-org/accordion": "^2.0.40",
     "@nextui-org/button": "2.0.38",
     "@nextui-org/code": "2.0.33",

plutus.json

@@ -6,7 +6,7 @@
     "plutusVersion": "v3",
     "compiler": {
       "name": "Aiken",
-      "version": "v1.1.6+unknown"
+      "version": "v1.1.7+unknown"
     },
     "license": "Apache-2.0"
   },