feat: add propose-fast-track (#1022)

* feat: add propose-fast-track

* fix: propose-upgrade

* fix: fasttrack preimage

tests/package.json

@@ -131,7 +131,8 @@
     "polkadot-types-from-chain": "ts-node --esm ./node_modules/.bin/polkadot-types-from-chain --endpoint src/interfaces/metadata.json --output src/interfaces/ --package .",
     "polkadot-types": "echo \"export default {}\" > src/interfaces/lookup.ts && yarn polkadot-types-fetch-metadata && yarn polkadot-types-from-defs && yarn polkadot-types-from-defs && yarn polkadot-types-from-chain",
     "generateEnv": "ts-node --esm ./src/generateEnv.ts",
-    "propose-upgrade": "ts-node --esm ./src/proposeupgrade.ts"
+    "propose-upgrade": "ts-node --esm ./src/proposeupgrade.ts",
+    "propose-fast-track": "ts-node --esm ./src/proposefasttrack.ts"
   },
   "author": "",
   "license": "SEE LICENSE IN ../LICENSE",

tests/src/proposefasttrack.ts

@@ -0,0 +1,42 @@
+import {ApiPromise, WsProvider} from '@polkadot/api';
+import {blake2AsHex} from '@polkadot/util-crypto';
+
+async function main() {
+  const networkUrl = process.argv[2];
+
+  const wsProvider = new WsProvider(networkUrl);
+  const api = await ApiPromise.create({provider: wsProvider});
+
+  const externalDemocracyProposal = (await api.query.democracy.nextExternal() as any).unwrap()[0];
+
+  let proposalHash;
+  if(externalDemocracyProposal.isInline) {
+    proposalHash = blake2AsHex(externalDemocracyProposal.asInline, 256);
+  } else if(externalDemocracyProposal.isLegacy) {
+    proposalHash = externalDemocracyProposal.asLegacy.toJSON().hash;
+  } else {
+    proposalHash = externalDemocracyProposal.asLookup.toJSON().hash;
+  }
+
+  const voringPeriod = 7200;
+  const delay = 10;
+
+  const democracyFastTrack = api.tx.democracy.fastTrack(proposalHash, voringPeriod, delay);
+
+  const techCommThreshold = ((await api.query.technicalCommittee.members()).toJSON() as any[]).length;
+  const techCommProposal = api.tx.technicalCommittee.propose(
+    techCommThreshold,
+    democracyFastTrack.method.toHex(),
+    democracyFastTrack.encodedLength,
+  );
+
+  const encodedCall = techCommProposal.method.toHex();
+
+  console.log('-----------------');
+  console.log('Fast Track Proposal: ', `https://polkadot.js.org/apps/?rpc=${networkUrl}#/extrinsics/decode/${encodedCall}`);
+  console.log('-----------------');
+
+  await api.disconnect();
+}
+
+await main();

tests/src/proposeupgrade.ts

@@ -18,20 +18,30 @@ async function main() {
   const councilMembers = (await api.query.council.members()).toJSON() as any[];
   const councilProposalThreshold = Math.floor(councilMembers.length / 2) + 1;
 
+  const democracyProposalContent = api.tx.utility.batchAll([
+    authorizeUpgrade.method.toHex(),
+    enableMaintenance.method.toHex(),
+  ]).method.toHex();
+
+  const democracyProposalHash = blake2AsHex(democracyProposalContent, 256);
+  const democracyProposalPreimage = api.tx.preimage.notePreimage(democracyProposalContent).method.toHex();
+
   const democracyProposal = api.tx.democracy.externalProposeDefault({
-    Inline: api.tx.utility.batchAll([
-      authorizeUpgrade.method.toHex(),
-      enableMaintenance.method.toHex(),
-    ]).method.toHex(),
+    Legacy: democracyProposalHash,
   });
 
   const councilProposal = api.tx.council.propose(
     councilProposalThreshold,
     democracyProposal,
     democracyProposal.method.encodedLength,
-  );
+  ).method.toHex();
+
+  const proposeUpgradeBatch = api.tx.utility.batchAll([
+    democracyProposalPreimage,
+    councilProposal,
+  ]);
 
-  const encodedCall = councilProposal.method.toHex();
+  const encodedCall = proposeUpgradeBatch.method.toHex();
 
   console.log('-----------------');
   console.log('Upgrade Proposal: ', `https://polkadot.js.org/apps/?rpc=${networkUrl}#/extrinsics/decode/${encodedCall}`);