"studio functios"

classes/exercises/ClassExercises.js

@@ -1,10 +1,67 @@
 // Define your Book class here:
+class Book {
+    constructor(title, author, copyright, isbn, pages, timesCheckedOut, discarded) {
+        this.title = title;
+        this.author = author;
+        this.copyright = copyright;
+        this.isbn = isbn;
+        this.pages = pages;
+        this.timesCheckedOut = timesCheckedOut;
+        this.discarded = discarded;
+
+    }
+    checkout() {
+        this.timesCheckedOut += 1
+    }
+}
 
 
 // Define your Manual and Novel classes here:
+class Manual extends Book {
+    constructor(title, author, copyright, isbn, pages, timesCheckedOut, discarded) {
+        super(title, author, copyright, isbn, pages, timesCheckedOut, discarded)
+    }
+    dispose(currentYear = new Date().getFullYear()) {
+        if (currentYear - this.copyright > 5) {
+            this.discarded = true;
+        }
+    }
+}
 
+class Novel extends Book {
+    constructor(title, author, copyright, isbn, pages, timesCheckedOut, discarded) {
+        super(title, author, copyright, isbn, pages, timesCheckedOut, discarded)
+    }
+    dispose() {
+        if (this.timesCheckedOut > 100) {
+            this.discarded = true;
+        }
+    }
+}
 
 // Declare the objects for exercises 2 and 3 here:
-
-
-// Code exercises 4 & 5 here:
+let pride = new Novel(
+    'Pride and Prejudice',
+    'Jane Austen',
+    1813,
+    '11111111111',
+    432,
+    32,
+    'false'
+);
+let top = new Manual('Top Secret Shuttle Building Manual',
+    'Redacted',
+    2013,
+    '00000000000',
+    1147,
+    1,
+    'false'
+);
+// Code exercises 4 & 5 here:
+top.dispose();
+pride.checkout(5);
+console.log(pride.timesCheckedOut);
+top.dispose();
+pride.dispose();
+console.log(top.discarded);
+console.log(pride.discarded);

classes/studio/ClassStudio.js

@@ -1,7 +1,41 @@
 //Declare a class called CrewCandidate with a constructor that takes three parameters—name, mass, and scores. Note that scores will be an array of test results.
+class CrewCandidate {
+    constructor(name, mass, scores){
+        this.name = name;
+        this.mass = mass;
+        this.scores = scores;
+    }
+    addScore(newScore){
+        this.scores.push(newScore);
+    }
+
+    average(){
+       const sum = this.scores.reduce((acc, score) => acc + score, 0);
+       const avg = sum / this.scores.length;
+       return avg.toFixed(1)
+    }
 
-
-
+    status(){
+        const avg = this.average();
+        if (avg >= 90){
+            return "Accepted";
+        } else if (avg >= 80){
+            return "Reserve";
+        } else if (avg >= 70){
+            return "Probationary";
+        } else{
+            return "Rejected";
+        }
+    }
+}
+const bubbaBear = new CrewCandidate('Bubba Bear', 135, [88, 85, 90])
+const merryMaltese = new CrewCandidate('Merry Maltese', 1.5, [93, 88, 97])
+const gladGator = new CrewCandidate('Glad Gator', 225, [75, 78, 62])
+bubbaBear.addScore(83);
+console.log(bubbaBear.scores);
+console.log(`Merry's average test score of ${merryMaltese.average()}% and has a status of ${merryMaltese.status()}.`);
+console.log(`Bubba's average test score of ${bubbaBear.average()}% and has a status of ${bubbaBear.status()}.`);
+console.log(`Gator's average test score of ${gladGator.average()}% and has a status of ${gladGator.status()}.`);
 //Add methods for adding scores, averaging scores and determining candidate status as described in the studio activity.
 
 

dom-and-events/exercises/script.js

@@ -1,10 +1,28 @@
 function init () {
     const missionAbort = document.getElementById("abortMission");
+    missionAbort.addEventListener("mouseover", event => {
+        event.target.style.backgroundColor = "red";
+   })
+    missionAbort.addEventListener("mouseout", event => {
+        event.target.style.backgroundColor = "lightblue";
+    })
+    missionAbort.addEventListener("click", event => {
+        window.alert("Are you sure you want to abort the mission?")
+        paragraph.innerHTML = "Mission aborted! Damn! Space shuttle returning home..."
+    })
+
     const button = document.getElementById("liftoffButton");
+    button.addEventListener("click", event => {
+        paragraph.innerHTML = "Houston! We have liftoff!";
+
+    })
     const paragraph = document.getElementById("statusReport");
 
     // Put your code for the exercises here.
 
 }
 
-window.addEventListener("load", init);
+window.addEventListener("load", init)
+
+
+

functions/studio/studio-functions.js

@@ -8,6 +8,15 @@
 // 4. Below the function, define and initialize a variable to hold a string.
 // 5. Use console.log(reverseCharacters(myVariableName)); to call the function and verify that it correctly reverses the characters in the string.
 // 6. Optional: Use method chaining to reduce the lines of code within the function.
+function reverseCharacters(str){
+return str.split('').reverse().join('');
+}
+let stringy = "hello, world!"
+
+console.log(reverseCharacters(stringy));
+
+
+
 
 // Part Two: Reverse Digits
 
@@ -17,6 +26,26 @@
 // 4. Return the reversed number.
 // 5. Be sure to print the result returned by the function to verify that your code works for both strings and numbers. Do this before moving on to the next exercise.
 
+function reverseCharacters(input) {
+    if(typeof input === 'string'){
+        return input.split('').reverse().join('');
+    }else if(typeof input === 'number'){
+        const reversedString = input.toString().split('').reverse().join('');
+        return parseFloat(reversedString) * Math.sign(input);
+    } else {
+        return 'Unsupported type';
+    }
+}
+
+let baby = "Hello, Lilah";
+let number = 5224;
+let negativeNumber = -5224;
+
+console.log(reverseCharacters(baby));
+console.log(reverseCharacters(number));
+console.log(reverseCharacters(negativeNumber));
+
+
 // Part Three: Complete Reversal - Create a new function with one parameter, which is the array we want to change. The function should:
 
 // 1. Define and initialize an empty array.
@@ -25,17 +54,46 @@
 // 4. Add the reversed string (or number) to the array defined in part ‘a’.
 // 5. Return the final, reversed array.
 // 6. Be sure to print the results from each test case in order to verify your code.
+function completeReversal(arrayToReverse){
+    let reversedArray = [];
+
+    for(let index of arrayToReverse){
+        let reversedIndex = reverseCharacters(index);
+
+        reversedArray.push(reversedIndex);
+    }
+    return reversedArray;
+}
 
-let arrayTest1 = ['apple', 'potato', 'Capitalized Words'];
-let arrayTest2 = [123, 8897, 42, 1168, 8675309];
-let arrayTest3 = ['hello', 'world', 123, 'orange'];
+let testArray1 = ["Hello", "Lilah", "12345"];
+let testArray2 = [123, -456, "Lauren", 0];
+let testArray3 = ["Racecar", 9876, -54321];
 
+console.log(completeReversal(testArray1)); // Output: [ 'olleH', 'dlroW', '54321' ]
+console.log(completeReversal(testArray2)); // Output: [ 321, -654, 'cba', 0 ]
+console.log(completeReversal(testArray3)); 
 // Bonus Missions
 
 // 1. Have a clear, descriptive name like funPhrase.
 // 2. Retrieve only the last character from strings with lengths of 3 or less.
 // 3. Retrieve only the first 3 characters from strings with lengths larger than 3.
 // 4. Use a template literal to return the phrase We put the '___' in '___'. Fill the first blank with the modified string, and fill the second blank with the original string.
+function funPhrase(inputString){
+    let modifiedString;
+
+    if (inputString.length <= 3){
+        modifiedString = inputString.slice(-1);
+    }else{
+        modifiedString = inputString.slice(0,3);
+    }
+
+    return `We put the '${modifiedString}' in '${inputString}'.`;
+}
+console.log(funPhrase("cat"));        
+console.log(funPhrase("banana"));    
+console.log(funPhrase("dog"));      
+console.log(funPhrase("elephant"));   
+
 
 // Test Function
 
@@ -49,3 +107,28 @@ let arrayTest3 = ['hello', 'world', 123, 'orange'];
 // 3. Call your area function by passing in two arguments - the length and width.
 // 4. If only one argument is passed to the function, then the shape is a square. Modify your code to deal with this case.
 // 5. Use a template literal to print, “The area is ____ cm^2.”
+
+let str = "Functions rock!";
+
+console.log(funPhrase(str));
+
+function funPhrase(inputString){
+    let modifiedString;
+    if (inputString.length <= 3){
+        modifiedString = inputString.slice(-1);
+
+    }else{
+        modifiedString = inputString.slice(0,3);
+    }
+    return `We put the '${modifiedString}' in '${inputString}'.`;
+}
+
+function calculateArea(length, width = length){
+    return length * width;
+}
+
+let rectangleArea = calculateArea(10, 5);
+console.log(`The area is '${rectangleArea}' cm^2.`);
+
+let squareArea = calculateArea(7);
+console.log(`The area is '${squareArea}' cm^2.`);

loops/studio/solution.js

@@ -2,61 +2,99 @@ const input = require('readline-sync');
 
 // Part A: #1 Populate these arrays
 
-let protein = [];
-let grains = [];
-let veggies = [];
-let beverages = [];
-let desserts = [];
+let protein = ['chicken', 'pork', 'tofu', 'beef', 'fish', 'beans'];
+let grains = ['rice', 'pasta', 'corn', 'potato', 'quinoa', 'crackers'];
+let veggies = ['peas', 'green beans', 'kale', 'edamame', 'broccoli', 'asparagus'];
+let beverages = ['juice', 'milk', 'water', 'soy milk', 'soda', 'tea'];
+let desserts = ['apple', 'banana', 'more kale', 'ice cream', 'chocolate', 'kiwi'];
 
 
 function mealAssembly(protein, grains, veggies, beverages, desserts, numMeals) {
-  let pantry = [protein, grains, veggies, beverages, desserts];
   let meals = [];
-  
+
   /// Part A #2: Write a ``for`` loop inside this function
   /// Code your solution for part A #2 below this comment (and above the return statement) ... ///
+  for (let i = 0; i < numMeals; i++) {
 
+    let meal = protein[i] + ", " + grains[i] + ", "
+      + veggies[i] + ", " + beverages[i] + ", " + desserts[i];
+    meals.push(meal);
+  }
 
   return meals;
 }
 
 
+
+
 function askForNumber() {
-  numMeals = input.question("How many meals would you like to make?");
-
-  /// CODE YOUR SOLUTION TO PART B here ///
+  let numMeals = 0;
+  let validInput = false;
+
+  while (!validInput) {
+
+    numMeals = input.question("How many meals would you like to make? (1-6): ");
+    numMeals = parseInt(numMeals);
+
+    if (numMeals >= 1 && numMeals <= 6) {
+      validInput = true;
+    }
+    else {
+      console.log("Please enter a number between 1 and 6.")
+    }
+
+  }
 
   return numMeals;
 }
 
 
+
 function generatePassword(string1, string2) {
   let code = '';
 
+
   /// Code your Bonus Mission Solution here ///
 
+  for (i = 0; i < string1.length || i < string2.length; i++) {
+    if (string1.length) {
+      code += string1[i];
+    }
+    if (string2.length) {
+      code += string2[i];
+    }
+  }
+
   return code;
 }
 
+console.log(generatePassword("1234", "5678"));
+console.log(generatePassword("ABCDEF", "notyet"));
+console.log(generatePassword("LoOt", "oku!"));
+console.log(generatePassword("yes", "hoe"));
+
 function runProgram() {
-
+  const numMeals = askForNumber();
+  const meals = mealAssembly(protein, grains, veggies, beverages, desserts, numMeals);
+  console.log("Here are your meals: ")
+  console.log(meals)
   /// TEST PART A #2 HERE ///
   /// UNCOMMENT the two lines of code below that invoke the mealAssembly function (starting with 'let meals =') and print the result ///
   /// Change the final input variable (aka numMeals) here to ensure your solution makes the right number of meals ///
   /// We've started with the number 2 for now. Does your solution still work if you change this value? ///
-  
+
   // let meals = mealAssembly(protein, grains, veggies, beverages, desserts, 2);
   // console.log(meals)
-
 
-  /// TEST PART B HERE ///
-  /// UNCOMMENT the next two lines to test your ``askForNumber`` solution ///
-  /// Tip - don't test this part until you're happy with your solution to part A #2 ///
-
+
+  //   TEST PART B HERE 
+  //  UNCOMMENT the next two lines to test your ``askForNumber`` solution ///
+  //  Tip - don't test this part until you're happy with your solution to part A #2 ///
+
   // let mealsForX = mealAssembly(protein, grains, veggies, beverages, desserts, askForNumber());
   // console.log(mealsForX);
 
-    /// TEST PART C HERE ///
+  /// TEST PART C HERE ///
   /// UNCOMMENT the remaining commented lines and change the password1 and password2 strings to ensure your code is doing its job ///
 
   // let password1 = '';