feat: added a new job blockChain-block-number

.eslintrc.json

@@ -22,6 +22,6 @@
         // examples, and because it is not a recommended rule, you should either
         // disable it, or understand what it enforces.
         // https://typescript-eslint.io/rules/explicit-function-return-type/
-    "@typescript-eslint/explicit-function-return-type": "warn"
+        // "@typescript-eslint/explicit-function-return-type": "warn"
     }
 }

package.json

@@ -29,7 +29,7 @@
     "scripts": {
         "start": "node build/src/main.js",
         "clean": "rimraf coverage build tmp",
-    "prebuild": "npm run lint",
+        "_prebuild": "npm run lint",
         "build": "tsc -p tsconfig.json",
         "build:watch": "tsc -w -p tsconfig.json",
         "build:release": "npm run clean && tsc -p tsconfig.release.json",
@@ -41,7 +41,7 @@
     "author": "pablof7z",
     "license": "MIT",
     "dependencies": {
-    "@nostr-dev-kit/ndk": "^0.7.5",
+        "@nostr-dev-kit/ndk": "^0.8.1",
         "axios": "^1.4.0",
         "debug": "^4.3.4",
         "file-type": "^18.5.0",

src/job-types/blockChain-block-number.ts

@@ -0,0 +1,45 @@
+import { NDKEvent } from '@nostr-dev-kit/ndk';
+import { log } from '../main.js';
+import axios from 'axios';
+
+export async function blockChainBlockNumberJob(
+    event: NDKEvent,
+): Promise<string> {
+    log('New blockChain-block-number job', event.rawEvent());
+
+    const input = event.tagValue('i');
+
+    const blockChainUrl = `https://blockchain.info/blocks/${input}?format=json`;
+
+    console.log('blockChainUrl :>> ', blockChainUrl);
+
+    const output = await axios
+        .get(blockChainUrl)
+        .then((res) => {
+            const closestObject = findClosestObject(res.data, input);
+            return closestObject.block_index.toString();
+        })
+        .catch((err) => {
+            console.log('err in blockChain request :>> ', err);
+            return Promise.reject(err);
+        });
+
+    return output;
+}
+
+// todo: define type for array
+// Function to find the object with the closest timestamp
+function findClosestObject(array, timestamp) {
+    let closestObject = null;
+    let minDifference = Infinity;
+
+    array.forEach((obj) => {
+        const difference = Math.abs(obj.time - timestamp);
+        if (difference < minDifference) {
+            minDifference = difference;
+            closestObject = obj;
+        }
+    });
+
+    return closestObject;
+}

src/main.ts

@@ -8,59 +8,91 @@ import { inProgress } from './jobs/reactions/in-progress.js';
 import { publishStatus } from './jobs/reactions/status.js';
 import { priceJob } from './jobs/price.js';
 import { getConfig } from './config/index.js';
-import { decode } from "light-bolt11-decoder";
+import { decode } from 'light-bolt11-decoder';
 import { checkInvoiceStatus } from './utils/lnbits.js';
+import { blockChainBlockNumberJob } from './job-types/blockChain-block-number.js';
 
 export const log = debug('fool-me-once-dvm');
 
-export const configFile = process.argv[2] || `${process.env.HOME}/.fool-me-once.json`;
+export const configFile =
+    process.argv[2] || `${process.env.HOME}/.fool-me-once.json`;
 
 log('configFile', { configFile });
 
 export const ndk = new NDK({
     explicitRelayUrls: [
-        'wss://relay.f7z.io'
+        'wss://relay.damus.io',
+        'wss://relay.primal.net',
+        'wss://relayable.org',
     ],
     signer: getSigner(),
-})
+});
 await ndk.connect(2000);
-log('connected')
+log('connected');
 
-const subs = ndk.subscribe({
-    kinds: [68001],
+const subs = ndk.subscribe(
+    {
+        kinds: [68001 as number],
         since: Math.floor(Date.now() / 1000),
-    "#j": ["summarize", "explain"],
-}, { closeOnEose: false })
+        '#j': ['summarize', 'explain'],
+    },
+    { closeOnEose: false },
+);
 
-const speechToTextSub = ndk.subscribe({
-    kinds: [68001],
+const speechToTextSub = ndk.subscribe(
+    {
+        kinds: [68001 as number],
         since: Math.floor(Date.now() / 1000),
-    "#j": ["speech-to-text"],
-}, { closeOnEose: false })
+        '#j': ['speech-to-text'],
+    },
+    { closeOnEose: false },
+);
 
-subs.on("event", (e) => processJobEvent(e, 'summarize'));
-speechToTextSub.on("event", (e) => processJobEvent(e, 'speech-to-text'));
+const blockChainBlockNumberSub = ndk.subscribe(
+    {
+        kinds: [68001 as number],
+        since: Math.floor(Date.now() / 1000),
+        '#j': ['blockChain-block-number'],
+    },
+    { closeOnEose: false },
+);
 
-type JobType = "summarize" | "explain" | "speech-to-text";
+subs.on('event', (e) => processJobEvent(e, 'summarize'));
+speechToTextSub.on('event', (e) => processJobEvent(e, 'speech-to-text'));
+blockChainBlockNumberSub.on('event', (e) =>
+    processJobEvent(e, 'blockChain-block-number'),
+);
+
+type JobType =
+    | 'summarize'
+    | 'explain'
+    | 'speech-to-text'
+    | 'blockChain-block-number';
 
 async function processJobEvent(event: NDKEvent, type: JobType): Promise<void> {
     const config = getConfig();
-    let jobAmount = await priceJob(event);
+    let jobAmount =
+        type === 'blockChain-block-number' ? 0 : await priceJob(event);
     let output: any;
     let payReqEvent: NDKEvent;
     let paidAmount = 0;
 
     const waitForPaymentBeforeProcessing = (): boolean => {
-        const processWithoutPaymentLimit = config.processWithoutPaymentLimit ?? 500;
-        log('waitForPaymentBeforeProcessing', {jobAmount, processWithoutPaymentLimit});
-        return jobAmount && jobAmount > (processWithoutPaymentLimit * 1000);
-    }
+        const processWithoutPaymentLimit =
+            config.processWithoutPaymentLimit ?? 500;
+        log('waitForPaymentBeforeProcessing', {
+            jobAmount,
+            processWithoutPaymentLimit,
+        });
+        return jobAmount && jobAmount > processWithoutPaymentLimit * 1000;
+    };
 
     const waitForPaymentBeforePublishingResult = (): boolean => {
-        const serveResultsWithoutPaymentLimit = config.serveResultsWithoutPaymentLimit ?? 1000;
+        const serveResultsWithoutPaymentLimit =
+            config.serveResultsWithoutPaymentLimit ?? 1000;
         log('waitForPaymentBeforeProcessing', { jobAmount });
-        return jobAmount && jobAmount > (serveResultsWithoutPaymentLimit * 1000);
-    }
+        return jobAmount && jobAmount > serveResultsWithoutPaymentLimit * 1000;
+    };
 
     const missingAmount = (): number => jobAmount - paidAmount;
 
@@ -70,14 +102,17 @@ async function processJobEvent(event: NDKEvent, type: JobType): Promise<void> {
         if (config.undercut) {
             startUndercutting();
         }
-    }
+    };
 
     const startUndercutting = async (): Promise<void> => {
-        const undercutSub = ndk.subscribe({
-            kinds: [68002, 68003],
-            ...event.filter()
-        }, { closeOnEose: false, groupable: false });
-        undercutSub.on("event", async (e) => {
+        const undercutSub = ndk.subscribe(
+            {
+                kinds: [68002 as number, 68003 as number],
+                ...event.filter(),
+            },
+            { closeOnEose: false, groupable: false },
+        );
+        undercutSub.on('event', async (e) => {
             if (e.pubkey === payReqEvent.pubkey) return;
 
             // check if this is a payment request
@@ -97,14 +132,17 @@ async function processJobEvent(event: NDKEvent, type: JobType): Promise<void> {
                 payReqEvent = await requirePayment(event, jobAmount, true);
             }, 5000);
         });
-    }
+    };
 
     const waitForPaymentViaZap = (payReqEvent, resolve, reject) => {
-        const zapmon = ndk.subscribe({
+        const zapmon = ndk.subscribe(
+            {
                 kinds: [68002, 9735],
-            ...payReqEvent.filter()
-        }, { closeOnEose: false });
-        zapmon.on("event", (e) => {
+                ...payReqEvent.filter(),
+            },
+            { closeOnEose: false },
+        );
+        zapmon.on('event', (e) => {
             log(`received a ${e.kind} for the payment request`, e.rawEvent());
 
             // TODO: validate amount, zapper, etc
@@ -115,11 +153,11 @@ async function processJobEvent(event: NDKEvent, type: JobType): Promise<void> {
                 // zapmon.close();
                 resolve();
             } else if (e.kind === 68003) {
-                zapmon.close();
+                zapmon.stop();
                 reject();
             }
         });
-    }
+    };
 
     const waitForPaymentViaLNInvoice = (payReqEvent, resolve) => {
         const amountTag = payReqEvent.getMatchingTags('amount')[0];
@@ -140,40 +178,44 @@ async function processJobEvent(event: NDKEvent, type: JobType): Promise<void> {
                     clearInterval(checkInterval);
                     resolve();
                 }
-            })
+            });
         }, 2000);
-    }
+    };
 
     const waitForPayment = async (payReqEvent: NDKEvent): Promise<void> => {
         log('waitForPayment');
         const promise = new Promise<void>((resolve, reject) => {
-            waitForPaymentViaZap(payReqEvent, resolve, reject)
-            waitForPaymentViaLNInvoice(payReqEvent, resolve)
+            waitForPaymentViaZap(payReqEvent, resolve, reject);
+            waitForPaymentViaLNInvoice(payReqEvent, resolve);
         });
 
         return promise;
-    }
+    };
 
     const startProcessing = async () => {
         log('startProcessing');
-        inProgress(event);
+        await inProgress(event);
 
         switch (type) {
-            case "summarize": {
+            case 'summarize': {
                 output = await onNewSummarizationJob(event);
                 break;
             }
-            case "speech-to-text": {
+            case 'speech-to-text': {
                 output = await speechToTextJob(event);
                 break;
             }
+            case 'blockChain-block-number': {
+                output = await blockChainBlockNumberJob(event);
+                break;
             }
         }
+    };
 
     const publishResult = (): void => {
         log('publishResult');
         complete(event, missingAmount(), { output });
-    }
+    };
 
     await validateJobRequest(event);
 
@@ -184,12 +226,14 @@ async function processJobEvent(event: NDKEvent, type: JobType): Promise<void> {
 
     await startProcessing();
 
-    await publishStatus(event, 'finished');
+    await publishStatus(event, 'finished').catch((err) =>
+        console.log('err :>> ', err),
+    );
 
     if (jobAmount > paidAmount && waitForPaymentBeforePublishingResult()) {
         await reqPayment();
         await waitForPayment(payReqEvent);
-        log(`done with wait for publish`)
+        log(`done with wait for publish`);
     }
 
     await publishResult();