feat: integrate the economy's central token in chain bootstrap

Author: michaelfig

packages/cosmic-swingset/lib/ag-solo/vats/bootstrap.js

@@ -6,6 +6,8 @@ import {
 } from '@agoric/swingset-vat/src/vats/network';
 import { E } from '@agoric/eventual-send';
 import { Far } from '@agoric/marshal';
+import { makeStore } from '@agoric/store';
+import { installOnChain as installEconomyOnChain } from '@agoric/treasury/bundles/install-on-chain';
 
 // this will return { undefined } until `ag-solo set-gci-ingress`
 // has been run to update gci.js
@@ -66,25 +68,73 @@ export function buildRootObject(vatPowers, vatParameters) {
       E(vats.priceAuthority).makePriceAuthority(),
     ]);
 
+    const {
+      nameHub: agoricNames,
+      nameAdmin: agoricNamesAdmin,
+    } = makeNameHubKit();
+    const {
+      nameHub: namesByAddress,
+      nameAdmin: namesByAddressAdmin,
+    } = makeNameHubKit();
+
+    async function installEconomy() {
+      // Create a mapping from all the nameHubs we create to their corresponding
+      // nameAdmin.
+      const nameAdmins = makeStore();
+      await Promise.all(
+        ['brand', 'installation', 'issuer', 'instance', 'uiConfig'].map(
+          async nm => {
+            const { nameHub, nameAdmin } = makeNameHubKit();
+            await E(agoricNamesAdmin).update(nm, nameHub);
+            nameAdmins.init(nameHub, nameAdmin);
+          },
+        ),
+      );
+
+      // Install the economy, giving it access to the name admins we made.
+      await installEconomyOnChain({
+        agoricNames,
+        board,
+        chainTimerService,
+        nameAdmins,
+        priceAuthority,
+        zoe,
+      });
+    }
+
+    // Now we can bootstrap the economy!
+    await installEconomy();
+    const centralIssuer = await E(agoricNames).lookup('issuer', 'Moe');
+
+    const CENTRAL_ISSUER_ENTRY = [
+      CENTRAL_ISSUER_NAME,
+      {
+        issuer: centralIssuer,
+        mintValue: 0,
+        pursePetname: 'Local currency',
+        fakeTradesGivenCentral: [[1, 1]],
+      },
+    ];
+
     const issuerNameToRecord = noFakeCurrencies
       ? new Map()
       : fakeIssuerNameToRecord;
+    issuerNameToRecord.set(...CENTRAL_ISSUER_ENTRY);
+
     const issuerNames = [...issuerNameToRecord.keys()];
-    const centralIssuerIndex = issuerNames.findIndex(
-      issuerName => issuerName === CENTRAL_ISSUER_NAME,
-    );
-    // Make the other demo mints
     const issuers = await Promise.all(
-      issuerNames.map(issuerName =>
-        E(vats.mints).makeMintAndIssuer(
+      issuerNames.map(issuerName => {
+        const record = issuerNameToRecord.get(issuerName);
+        if (record.issuer !== undefined) {
+          return record.issuer;
+        }
+        return E(vats.mints).makeMintAndIssuer(
           issuerName,
-          ...(issuerNameToRecord.get(issuerName).issuerArgs || []),
-        ),
-      ),
+          ...(record.issuerArgs || []),
+        );
+      }),
     );
 
-    const centralIssuer = issuers[centralIssuerIndex];
-
     /**
      * @param {ERef<Issuer>} issuerIn
      * @param {ERef<Issuer>} issuerOut
@@ -112,7 +162,7 @@ export function buildRootObject(vatPowers, vatParameters) {
     };
     await Promise.all(
       issuers.map(async (issuer, i) => {
-        // Create priceAuthority pairs for centralIssuerIndex based on the
+        // Create priceAuthority pairs for centralIssuer based on the
         // FakePriceAuthority.
         console.debug(`Creating ${issuerNames[i]}-${CENTRAL_ISSUER_NAME}`);
         const { fakeTradesGivenCentral } = issuerNameToRecord.get(
@@ -135,15 +185,6 @@ export function buildRootObject(vatPowers, vatParameters) {
       }),
     );
 
-    const {
-      nameHub: agoricNames,
-      nameAdmin: agoricNamesAdmin,
-    } = makeNameHubKit();
-    const {
-      nameHub: namesByAddress,
-      nameAdmin: namesByAddressAdmin,
-    } = makeNameHubKit();
-
     return Far('chainBundler', {
       async createUserBundle(_nickname, address, powerFlags = []) {
         // Bind to some fresh ports (unspecified name) on the IBC implementation

packages/cosmic-swingset/lib/ag-solo/vats/issuers.js

@@ -1,9 +1,10 @@
 // @ts-check
 
-export const CENTRAL_ISSUER_NAME = 'Testnet.$USD';
+export const CENTRAL_ISSUER_NAME = 'MOE';
 
 /**
  * @typedef {Object} IssuerInitializationRecord
+ * @property {Issuer} [issuer]
  * @property {Array<any>} [issuerArgs]
  * @property {string} pursePetname
  * @property {number} mintValue
@@ -14,16 +15,7 @@ export const CENTRAL_ISSUER_NAME = 'Testnet.$USD';
 export const fakeIssuerNameToRecord = new Map(
   harden([
     [
-      CENTRAL_ISSUER_NAME,
-      {
-        issuerArgs: [undefined, { decimalPlaces: 3 }],
-        mintValue: 20000,
-        pursePetname: 'Local currency',
-        fakeTradesGivenCentral: [[1, 1]],
-      },
-    ],
-    [
-      'Testnet.$LINK',
+      '$LINK',
       {
         issuerArgs: [undefined, { decimalPlaces: 6 }],
         mintValue: 7 * 10 ** 6,
@@ -49,20 +41,6 @@ export const fakeIssuerNameToRecord = new Map(
         ],
       },
     ],
-    [
-      'MOE',
-      {
-        mintValue: 0,
-        pursePetname: 'MOE funds',
-        fakeTradesGivenCentral: [
-          [10, 15],
-          [13, 9],
-          [12, 13],
-          [18, 15],
-          [15, 17],
-        ],
-      },
-    ],
     [
       'simolean',
       {

packages/cosmic-swingset/lib/ag-solo/vats/vat-mints.js

@@ -32,6 +32,9 @@ export function buildRootObject(_vatPowers) {
       return issuer;
     },
     mintInitialPayment: (issuerName, value) => {
+      if (!mintsAndMath.has(issuerName)) {
+        return undefined;
+      }
       const { mint, amountMath } = mintsAndMath.get(issuerName);
       const amount = amountMath.make(value);
       return mint.mintPayment(amount);

packages/cosmic-swingset/package.json

@@ -49,6 +49,7 @@
     "@agoric/swing-store-simple": "^0.3.4",
     "@agoric/swingset-vat": "^0.14.0",
     "@agoric/transform-eventual-send": "^1.4.4",
+    "@agoric/treasury": "^0.1.1",
     "@agoric/zoe": "^0.13.1",
     "@babel/generator": "^7.6.4",
     "@iarna/toml": "^2.2.3",

packages/dapp-svelte-wallet/api/deploy.js

@@ -103,6 +103,9 @@ export default async function deployWallet(
             ),
         );
       }
+      if (!payment) {
+        return;
+      }
       pursePetname = await issuerToPursePetnameP.get(issuer);
 
       // Deposit payment.