Week 1 Assignment Submission

01-node-tutorial/answers/01-intro.js

@@ -0,0 +1 @@
+console.log("Hello World!!");

01-node-tutorial/answers/02-globals.js

@@ -0,0 +1,2 @@
+console.log(`Current Directory: ${__dirname}`);
+console.log(`MY_VAR Global Variable: ${process.env.MY_VAR}`);

01-node-tutorial/answers/03-modules.js

@@ -0,0 +1,14 @@
+const names = require("./04-names.js");
+const sayWazzup = require("./05-utils.js");
+const familyGuy = require("./06-alternative-flavor.js");
+const mindGrenade = require("./07-mind-grenade.js");
+
+console.log("King of the Hill family:");
+for (key in names) {
+  console.log(names[key]);
+}
+
+console.log("Family Guy characters:");
+for (key in familyGuy) {
+  sayWazzup(familyGuy[key]);
+}

01-node-tutorial/answers/04-names.js

@@ -0,0 +1,8 @@
+const names = {
+  dad: "Hank Hill",
+  son: "Bobby Hill",
+  wife: "Peggy Hill",
+  dog: "Lady Bird",
+};
+
+module.exports = names;

01-node-tutorial/answers/05-utils.js

@@ -0,0 +1,5 @@
+function sayWazzup(name) {
+  console.log(`Hey ${name} Waaaazzzuuuuup`);
+}
+
+module.exports = sayWazzup;

01-node-tutorial/answers/06-alternative-flavor.js

@@ -0,0 +1,8 @@
+const dad = "Peter Griffin";
+module.exports.dad = dad;
+
+const mom = "Louis Griffin";
+module.exports.mom = mom;
+
+const dog = "Brian Griffin";
+module.exports.dog = dog;

01-node-tutorial/answers/07-mind-grenade.js

@@ -0,0 +1,5 @@
+function printCurrentDir() {
+  console.log(`Currently in directory: ${__dirname}`);
+}
+
+printCurrentDir();

01-node-tutorial/answers/08-os-module.js

@@ -0,0 +1,5 @@
+const os = require("os");
+
+console.log(`The default system directory is: ${os.homedir()}`);
+console.log(`The system kernel version is: ${os.version()}`);
+console.log(`The operating system is: ${os.type()}`);

01-node-tutorial/answers/09-path-module.js

@@ -0,0 +1,7 @@
+const path = require("path");
+const os = require("os");
+
+const homeDir = os.homedir();
+
+const filePath = path.join(homeDir, "Documents", "Dev");
+console.log(filePath);

01-node-tutorial/answers/10-fs-sync.js

@@ -0,0 +1,17 @@
+const { readFileSync, writeFileSync } = require("fs");
+
+writeFileSync("./temporary/fileA.txt", "Once upon a time there was a king.\n", {
+  flag: "a",
+});
+writeFileSync(
+  "./temporary/fileA.txt",
+  "The king liked to only eat steak and chicken.\n",
+  { flag: "a" }
+);
+writeFileSync("./temporary/fileA.txt", "The king died of Gout. The End.\n", {
+  flag: "a",
+});
+
+const fileContents = readFileSync("./temporary/fileA.txt", "utf8");
+
+console.log(fileContents);

01-node-tutorial/answers/11-fs-async.js

@@ -0,0 +1,36 @@
+const { writeFile } = require("fs");
+console.log("at start");
+
+writeFile("./temporary/fileB.txt", "This is line 1\n", (err, result) => {
+  if (err) {
+    console.log("This error happened: ", err);
+    return;
+  }
+  console.log("line 1 completed");
+  writeFile(
+    "./temporary/fileB.txt",
+    "This is line 2\n",
+    { flag: "a" },
+    (err, result) => {
+      if (err) {
+        console.log("This error happened: ", err);
+        return;
+      }
+      console.log("line 2 completed");
+      writeFile(
+        "./temporary/fileB.txt",
+        "This is line 3\n",
+        { flag: "a" },
+        (err, result) => {
+          if (err) {
+            console.log("This error happened: ", err);
+            return;
+          }
+          console.log("line 3 completed");
+        }
+      );
+    }
+  );
+});
+// appears as second line because writeFile is async, rest of the script keeps running
+console.log("at end");

01-node-tutorial/answers/12-http.js

@@ -0,0 +1,19 @@
+const http = require("http");
+
+const server = http.createServer((req, res) => {
+  if (req.url === "/") {
+    res.end(`
+      Hello Server! :) 
+      `);
+  } else if (req.url === "/about") {
+    res.end(`
+      About Page 
+      `);
+  } else {
+    res.end(`
+      404 - page not found :( 
+      `);
+  }
+});
+
+server.listen(3000);

01-node-tutorial/answers/prompter.js

@@ -22,7 +22,7 @@ const getBody = (req, callback) => {
 
 // here, you could declare one or more variables to store what comes back from the form.
 let item = "Enter something below.";
-
+const salt = "-_-CTD";
 // here, you can change the form below to modify the input fields and what is displayed.
 // This is just ordinary html with string interpolation.
 const form = () => {
@@ -45,7 +45,18 @@ const server = http.createServer((req, res) => {
       console.log("The body of the post is ", body);
       // here, you can add your own logic
       if (body["item"]) {
-        item = body["item"];
+        // capitalize first letter of every word entered, and add SALT for a cool hash!
+        const wordsArr = body["item"].split("+");
+        console.log(wordsArr);
+        const capitalizedWords = wordsArr.map((word) => {
+          if (word.length > 0) {
+            return word.charAt(0).toUpperCase() + word.slice(1);
+          }
+          return "";
+        });
+        item = capitalizedWords.join("-_-") + salt;
+
+        console.log(item);
       } else {
         item = "Nothing was entered.";
       }