Week2a piglatin

01week/datatypes.js

@@ -0,0 +1,114 @@
+'use strict';
+
+// This is test #1 - return the current date
+function currentDate() {
+  return Date();
+}
+
+console.log('Test 1');
+console.log(currentDate());
+console.log('');
+
+// Test #2 - convert number to string.
+function numberToString (theNumber) {
+  if (typeof theNumber === 'number') {
+    return theNumber.toString();
+  } else {
+    return 'Please pass a number';
+  }
+}
+
+console.log('Test 2');
+console.log(numberToString(28));       // positive test
+console.log(numberToString('Hello'));  // negative test
+console.log('');
+
+
+// Test #3 - convert string to a number.
+function stringToNumber (theString) {
+  return parseInt(theString);
+}
+
+console.log('Test 3');
+console.log(stringToNumber('17'));        // positive test
+console.log(stringToNumber('84 apples')); // positive test
+console.log(stringToNumber('apple 24'));  // negative test
+console.log('');
+
+
+// Test #4 - display datatypes
+function displayDataTypes(theArg, runParseInt = false) {
+  if (runParseInt) {
+    return parseInt(theArg);
+  } else if (theArg === '') {
+    return null;
+  } else {
+    return typeof theArg;
+  }
+}
+
+console.log('Test 4');
+console.log(displayDataTypes(false));                   // boolean
+console.log(displayDataTypes(''));                      // null
+let myUndefined;
+console.log(displayDataTypes(myUndefined));             // undefined
+console.log(displayDataTypes(42));                      // number
+console.log(displayDataTypes('I am a string', true));   // NaN
+console.log(displayDataTypes('I am a string'));         // string
+console.log('');
+
+
+// Test #5 - Add two numbers
+function add(number1, number2) {
+  if (typeof number1 === 'number' && typeof number2 === 'number') {
+    return number1 + number2;
+  } else {
+    return 'Please try again and provide two numbers'
+  }
+}
+
+console.log('Test 5');
+console.log(add(28, 34));    // positive test
+console.log(add('4', '8'));  // negative test
+console.log('');
+
+
+// test #6 - tests if 2 things are true
+function twoThingsTrue(expr1, expr2) {
+  if (expr1 && expr2) {
+    return 'TWO THINGS ARE TRUE: Executing code inside conditional statement';
+  }
+  return 'Nothing happened';
+}
+
+console.log('Test 6');
+console.log(twoThingsTrue(5<6, 7<8));  // positive test
+console.log(twoThingsTrue(5<6, 7>8));  // negative test
+console.log('');
+
+// test #7 - tests if at least one thing is true
+function oneThingTrue(expr1, expr2) {
+  if (expr1 || expr2) {
+    return 'AT LEAST ONE THING IS TRUE: Executing code inside conditional statement';
+  }
+  return 'Nothing happened';
+}
+
+console.log('Test 7');
+console.log(oneThingTrue(5<6, 7>8));  // positive test
+console.log(oneThingTrue(5>6, 7>8));  // negative test
+
+console.log('');
+
+
+// test #8 - tests if neither thing is true
+function neitherThingTrue(expr1, expr2) {
+  if (!expr1 && !expr2) {
+    return 'NEITHER THING IS TRUE: Executing code inside conditional statement';
+  }
+  return 'Nothing happened';
+}
+
+console.log('Test 8');
+console.log(neitherThingTrue(5>6, 7>8));  // positive test
+console.log(neitherThingTrue(5<6, 7>8));  // negative test

01week/hungerGames.js

@@ -0,0 +1,30 @@
+'use strict';
+
+/*
+* Pick a random student from this class
+*
+* Store names in a variable - array
+*
+* generate a random number, less than amount in class
+*
+* apply the index to the array
+*
+* from that array, pick a random name
+*
+* return a name
+*/
+
+const classArray = ['Cameron', 'Craig', 'Trevor', 'Ty', 'Ryan'];
+
+function genRanNum(max, min) {
+  return Math.floor(Math.random() * (1 + max - min) ) + min;
+}
+console.log(genRanNum(5,0));
+
+function genRanName() {
+  const index = genRanNum(classArray.length - 1, 0);
+  console.log(index);
+  return classArray[index];
+
+}
+console.log(genRanName());

02week/pigLatin.js

@@ -10,10 +10,41 @@ const rl = readline.createInterface({
 
 function pigLatin(word) {
 
-  // Your code here
+  // First, define vowels array
+  // Turn string into array
+  // Compare each character to the vowels array.
+  //   if first letter AND vowel, add yay to end of string and return.
+  //   else if nth letter is vowel, add ay to string array and return.
+  //   else if nth letter is consonant, remove from front and move to end of array.
+  // When returning, turn string array string back into a string
 
-}
+  // NOTE: This code only handles words that contain a traditional vowel.  Does not work for words using y as a vowel.
+  // such as: sky, fly, why, try
+
+  word = word.toLowerCase().trim();
+  let wordArray = word.split('');
+
+  // This piece of code tests if the current letter is a vowel or not
+  const isAVowel = (letter) => {
+    const vowelsArr = ['a','e','i','o','u']
+    return vowelsArr.some(vowel => letter === vowel);
+  }
 
+  // The while loop tests the current letter for a vowel.  If not, then move the consonant to the end.
+  // If it finds a vowel, then break.
+  let counter = 0;
+  while (!isAVowel(wordArray[0])) {
+    wordArray.push(wordArray.shift());  // This should move first char to last.
+    counter++;
+  }
+
+  // This code adds either ay or yay at the end to complete the piglatin conversion.
+  if (counter === 0) {
+    return wordArray.join('')+'yay';
+  } else {
+    return wordArray.join('')+'ay';
+  }
+}
 
 function getPrompt() {
   rl.question('word ', (answer) => {