passed tests and add .gitignore

.gitignore

@@ -0,0 +1 @@
+.DS_Store

exercises/001.js

@@ -3,7 +3,7 @@ Write a function 'transformFirstAndLast' that takes in an array, and returns an
 1) the first element of the array as the object's key, and
 2) the last element of the array as that key's value.
 Example input:
-['Queen', 'Elizabeth', 'Of Hearts', 'Beyonce']
+array = ['Queen', 'Elizabeth', 'Of Hearts', 'Beyonce']
 Function's return value (output):
 {
   Queen : 'Beyonce'
@@ -21,7 +21,12 @@ function transformFirstAndLast(array) {
   // your code here
 }
 */
+// const arr = ['Queen', 'Elizabeth', 'Of Hearts', 'Beyonce']
 
 function transformFirstAndLast(array) {
-  //your code here
-}
+  let obj = {};
+  obj[array[0]] = array[array.length - 1];
+  return obj;
+}
+// console.log(transformFirstAndLast(arr))
+// console.log(arr);

exercises/002.js

@@ -25,6 +25,14 @@ function getAllKeys(obj) {
 }
 */
 
+// const object = {key1: 'value1', key2: 'value2'};
+
 function getAllKeys(obj){
-  // your code here
+  const arr = [];
+  for(let key in obj) {
+    arr.push(key.toString());
+  }
+  return arr;
 }
+
+// console.log(getAllKeys(object));

exercises/003.js

@@ -19,7 +19,14 @@ For instance, if the input had 6 values instead of 4, your code should flexibly
 Starter Code:
 */
 
-function fromListToObject(array) {
-  // your code here
+// const arr = [['make', 'Ford'], ['model', 'Mustang'], ['year', 1964]];
 
+function fromListToObject(array) {
+  const obj = {};
+  array.forEach(element => {
+    obj[element[0]] = element[1];
+  }) 
+  return obj; 
 }
+
+// console.log(fromListToObject(arr));

exercises/004.js

@@ -27,7 +27,19 @@ Function's return value (output):
 Starter Code
 */
 
+// const object = {
+//   a : 'a',
+//   number : 11,
+//   hungry : true,
+//   grammyWins : 1
+// }
+
 function listAllValues(obj) {
-  // your code here
+  const arr = [];
+  for(key in obj) {
+    arr.push(obj[key]);
+  }
+  return arr;
+}
 
-}
+// console.log(listAllValues(object));

exercises/005.js

@@ -24,7 +24,37 @@ For example, let's say the HR department adds a "tshirtSize" field to each emplo
 Starter Code :
 */
 
+// const input = [
+//     [
+//       ['firstName', 'Joe'], ['lastName', 'Blow'], ['age', 42], ['role', 'clerk']
+//     ],
+//     [
+//       ['firstName', 'Mary'], ['lastName', 'Jenkins'], ['age', 36], ['role', 'manager']
+//     ],
+//     [
+//       ['firstName', 'Extra'], ['lastName', 'Spicy'], ['age', 234], ['role', 'hard code spoiler']
+//     ]
+//   ];
+
 function transformEmployeeData(array) {
-  // your code here
+    const output = [];
+    array.forEach(el => {
+        output.push(fromListToObject(el));
+    })
+    return output;
+}
+
+// From previous exercise
 
+function fromListToObject(array) {
+    const obj = {};
+    array.forEach(element => {
+        obj[element[0]] = element[1];
+    })
+    return obj;
 }
+
+// const output = transformEmployeeData(input);
+// console.log(output);
+
+

exercises/006.js

@@ -21,6 +21,36 @@ E.g., it should also be able to handle this, or any other object containing simp
 Starter Code:
 */
 
+// const input = {
+//   name: 'Holly',
+//   age: 35,
+//   role: 'producer',
+//   extra: 'Uh Oh'
+// }
+
 function convertObjectToList(obj) {
-  // your code here
-}
+  const output = [];  
+  for(let i = 0; i < getAllKeys(obj).length; i++){
+    output[i] = [getAllKeys(obj)[i], listAllValues(obj)[i]];
+  }
+  return output;
+}
+// From previous exercises
+
+function listAllValues(obj) {
+  const arr = [];
+  for(key in obj) {
+    arr.push(obj[key]);
+  }
+  return arr;
+}
+
+function getAllKeys(obj){
+  const arr = [];
+  for(let key in obj) {
+    arr.push(key.toString());
+  }
+  return arr;
+}
+
+// console.log(convertObjectToList(input));

exercises/007.js

@@ -33,24 +33,26 @@ Starter Code :
 */
 
 var customerData = {
-  'Joe': {
-    visits: 1
-  },
-  'Carol': {
-    visits: 2
-  },
-  'Howard': {
-    visits: 3
-  },
-  'Carrie': {
-    visits: 4
-  }
+  'Joe': {visits: 1},
+  'Carol': {visits: 2},
+  'Howard': {visits: 3},
+  'Carrie': {visits: 4}
 };
+// console.log(customerData['Joe'].visits);
 
 function greetCustomer(firstName) {
-  var greeting = '';
-  // your code here
-
-  return greeting;
-}
+  let greeting = '';
+  for(name in customerData){
+    if(name === firstName){
+      if(customerData[name].visits === 1){        
+        greeting = `Welcome back, ${firstName}! We're glad you liked us the first time!`;
+      } else {
+        greeting = `Welcome back, ${firstName}! So glad to see you again!`;        
+      } 
+      return greeting;
+    } 
+  }
+  return greeting = `Welcome! Is this your first time?`;
+}  
 
+// console.log(greetCustomer(""));