chore: Save before npm audit fix

.gitignore

@@ -1,5 +1,8 @@
 # See https://help.github.com/articles/ignoring-files/ for more about ignoring files.
 
+# personal notes
+Notes.md
+
 # dependencies
 /node_modules
 /.pnp

lib/mongo-wrapper.js

@@ -0,0 +1,192 @@
+import pkg from 'mongodb';
+const { MongoClient } = pkg;
+import { hashString } from "./utils.js"
+
+function roughSizeOfObject(object) {
+  var objectList = [];
+  var stack = [object];
+  var bytes = 0;
+
+  while (stack.length) {
+    var value = stack.pop();
+    if (typeof value === 'boolean') {
+      bytes += 4;
+    }
+    else if (typeof value === 'string') {
+      bytes += value.length * 2;
+    }
+    else if (typeof value === 'number') {
+      bytes += 8;
+    }
+    else if
+      (
+      typeof value === 'object'
+      && objectList.indexOf(value) === -1
+    ) {
+      objectList.push(value);
+
+      for (var i in value) {
+        stack.push(value[i]);
+      }
+    }
+  }
+  let megaBytes = bytes / (1024) ** 2
+  let megaBytesRounded = Math.round(megaBytes * 10) / 10
+  return megaBytesRounded;
+}
+
+export async function upsert(contents, documentName, collectionName = "utitlityFunctionCollection", databaseName = "utilityFunctionExtractorDatabase") {
+  const url = process.env.MONGODB_URL
+  const client = new MongoClient(url);
+  try {
+    await client.connect();
+    console.log("Connected correctly to server");
+    const db = client.db(databaseName);
+
+    // Use the collection "data"
+    const collection = db.collection(collectionName);
+
+    // Construct a document
+    let document = ({
+      "name": documentName,
+      "timestamp": new Date().toISOString(),
+      "contentsArray": contents
+    })
+
+    // Create a filter
+    const filter = { "name": documentName };
+
+    // Insert a single document, wait for promise so we can read it back
+    // const p = await collection.insertOne(metaforecastDocument);
+    await collection.replaceOne(filter, document, { upsert: true });
+    console.log(`Pushed document ${documentName} in collection ${collectionName} in database ${databaseName} with approximate size ${roughSizeOfObject(document)} MB`)
+
+    // Find one document
+    const myDocument = await collection.findOne(filter);
+    // Print to the console
+    console.log(`Received document ${documentName} in collection ${collectionName} in database ${databaseName} with approximate size ${roughSizeOfObject(contents)} MB`)
+    console.log("Sample: ")
+    console.log(JSON.stringify(myDocument.contentsArray.slice(0, 1), null, 4));
+  } catch (err) {
+    console.log(err.stack);
+  }
+  finally {
+    await client.close();
+  }
+}
+
+export async function pushToMongo(jsObject) {
+  let documentName = hashString(JSON.stringify(jsObject)) + "-test"
+  upsert(jsonObject, documentName)
+}
+
+export async function mongoRead(documentName, collectionName = "utitlityFunctionCollection", databaseName = "utilityFunctionExtractorDatabase") {
+  const url = process.env.MONGODB_URL
+
+  const client = new MongoClient(url, {
+    useNewUrlParser: true,
+    useUnifiedTopology: true,
+  });
+
+  let documentContents
+  try {
+    await client.connect();
+    console.log(`Connected correctly to server to read ${documentName}`);
+    const db = client.db(databaseName);
+
+    // Use the collection "data"
+    const collection = db.collection(collectionName);
+
+    // Search options
+    const query = { "name": documentName };
+    const options = {
+      // sort matched documents in descending order by rating
+      sort: { rating: -1 },
+    };
+
+    // Insert a single document, wait for promise so we can read it back
+    // const p = await collection.insertOne(metaforecastDocument);
+    const document = await collection.findOne(query, options);
+    documentContents = document.contentsArray
+  } catch (err) {
+    console.log(err.stack);
+  }
+  finally {
+    await client.close();
+  }
+  console.log(documentContents.slice(0, 1));
+  return documentContents
+}
+
+export async function mongoReadWithReadCredentials(documentName, collectionName = "utitlityFunctionCollection", databaseName = "utilityFunctionExtractorDatabase") {
+  const url = "mongodb+srv://metaforecast-frontend:hJr5c9kDhbutBtF1@metaforecastdatabaseclu.wgk8a.mongodb.net/?retryWrites=true&w=majority&useNewUrlParser=true&useUnifiedTopology=true"; // This user only has read permissions, so I'm not excessively worried, and would even be pleased, if someone read this and decided to do something cool with the database.
+
+  const client = new MongoClient(url, {
+    useNewUrlParser: true,
+    useUnifiedTopology: true,
+  });
+
+  let documentContents
+  try {
+    await client.connect();
+    // console.log(`Connected correctly to server to read ${documentName}`);
+    const db = client.db(databaseName);
+
+    // Use the collection "data"
+    const collection = db.collection(collectionName);
+
+    // Search options
+    const query = { "name": documentName };
+    const options = {
+      // sort matched documents in descending order by rating
+      sort: { rating: -1 },
+    };
+
+    // Insert a single document, wait for promise so we can read it back
+    // const p = await collection.insertOne(metaforecastDocument);
+    const document = await collection.findOne(query, options);
+    documentContents = document.contentsArray
+  } catch (err) {
+    console.log(err.stack);
+  }
+  finally {
+    await client.close();
+  }
+  // console.log(documentContents.slice(0,1));
+  return documentContents
+}
+
+export async function mongoGetAllElements(databaseName = "utilityFunctionExtractorDatabase", collectionName = "utitlityFunctionCollection") {
+  const url = process.env.MONGODB_URL
+  const client = new MongoClient(url, {
+    useNewUrlParser: true,
+    useUnifiedTopology: true,
+  });
+
+  try {
+    await client.connect();
+    console.log(`Connected correctly to server`);
+    const db = client.db(databaseName);
+
+    // Use the collection "data"
+    const collection = db.collection(collectionName);
+
+    // Search options
+    const query = ({});
+    const options = ({});
+
+    // Insert a single document, wait for promise so we can read it back
+    // const p = await collection.insertOne(metaforecastDocument);
+    const documents = await collection.find().toArray()
+    let documentNames = documents.map(document => ({ name: document.name, roughSizeMBs: roughSizeOfObject(document) }));
+    console.log(documentNames)
+  } catch (error) {
+    console.log(error)
+  }
+  finally {
+    await client.close();
+  }
+
+}
+//mongoGetAllElements()
+//mongoGetAllElements("utilityFunctionExtractorDatabase", "metaforecastHistory")

lib/utils.js

@@ -0,0 +1,3 @@
+import crypto from "crypto"
+
+export const hashString = (string) => crypto.createHash('md5').update(string).digest('hex');

package.json

@@ -9,7 +9,9 @@
   },
   "dependencies": {
     "d3": "^6.7.0",
+    "dns": "^0.2.2",
     "fs": "^0.0.1-security",
+    "mongodb": "^4.1.2",
     "next": "latest",
     "path": "^0.12.7",
     "react": "^17.0.1",

pages/index.js

@@ -8,7 +8,7 @@ import { DisplayElement } from '../lib/displayElement'
 import { DisplayAsMarkdown } from '../lib/displayAsMarkdown'
 import { CreateTableWithDistances } from '../lib/findPaths'
 import { TextAreaForJson } from "../lib/textAreaForJson"
-
+import { pushToMongo } from "../lib/mongo-wrapper.js"
 // Utilities
 
 let increasingList = (n) => Array.from(Array(n).keys())
@@ -202,6 +202,10 @@ export default function Home({ listOfElementsDefault }) {
 
       setIsListOrdered(true)
       setOrderedList(result)
+
+      return true
+    } else {
+      return false
     }
   }
 
@@ -212,13 +216,17 @@ export default function Home({ listOfElementsDefault }) {
     }
     console.log(`posList@nextStepSlider:`)
     console.log(posList)
-    nextStepSimple(posList, binaryComparisons, element1, element2)
+    let successStatus = nextStepSimple(posList, binaryComparisons, element1, element2)
 
     let newQuantitativeComparison = [element1, element2, transformSliderValueToPracticalValue(sliderValue)]
     let newQuantitativeComparisons = [...quantitativeComparisons, newQuantitativeComparison]
     setQuantitativeComparisons(newQuantitativeComparisons)
 
     setSliderValue(0)
+    if (successStatus) {
+      let jsObject = nicelyFormatLinks(quantitativeComparisons, listOfElements)
+      pushToMongo(jsObject)
+    }
   }
 
   // Html