CodeYourFuture · musayuksel · Jul 18, 2021
diff --git a/mandatory/1-writers.js b/mandatory/1-writers.js
@@ -67,8 +67,7 @@ Exercise 1:
   "Hi, my name is {firstName} {lastName}. I am {age} years old, and work as a {occupation}."
 */
 function logAllWriters() {
-  // write your code to log all writers here
-};
+  writers.forEach(writer => console.log(`Hi, my name is ${writer.firstName} ${writer.lastName}. I am ${writer.age} years old, and work as a ${writer.occupation}.`))};
 
 /*
 Exercise 2:
@@ -80,7 +79,10 @@ Exercise 2:
 */
 
 function logDeadWritersInTheirForties() {
-  // write your code here
+  // CHOOSE WRITERS OVER 40 AND DIED
+  const writer40sAndDead = writers.filter(writer => writer.age >=40 && writer.age <=49 && !writer.alive );
+  writer40sAndDead.forEach(elm => console.log(`Writer ${elm.firstName} ${elm.lastName} died at ${elm.age} years old.`));
+
 }
 
 /*
@@ -92,7 +94,9 @@ Exercise 3:
 */
 
 function logAliveWritersInTheirForties() {
-  // write your code here
+  //   // CHOOSE WRITERS OVER 40 AND ALIVE
+  const writers40sAlive = writers.filter(writer => writer.age >=40 && writer.age <=49 && writer.alive );
+  writers40sAlive.forEach(writer => console.log(`Hi, my name is ${writer.firstName} ${writer.lastName}. I am ${writer.age} years old.`));
 }
 
 /* ======= TESTS - DO NOT MODIFY ===== 

diff --git a/mandatory/10-cheap-diner.js b/mandatory/10-cheap-diner.js
@@ -30,6 +30,28 @@ Should give the answer "Nothing :("
 **/
 
 function chooseMeal(mealArray) {
+  // IF ARRAY IS EMPTY OR IF IT HAS 1 MENU, FIND IT AND RETURN
+  if(mealArray.length === 0){ 
+    return "Nothing :("; 
+  } else if(mealArray.length === 1){
+    return mealArray[0].name;
+  }else{
+    let cheapestMenu= mealArray[0];
+    let secondCheapestMenu= mealArray[1];
+    // console.log(cheapestMenu.price,'<<<<<<<<<<<<<<<<<<<<<');
+    // LOOK THROUGH ALL ARRAY, IF CURRENT MENU 'menu' PRICE CHEAPEST =>
+    //  CHANGE CHEAPEST MENU , ALSO OLD CHEAPEST WILL BECOME SECONDCHEAPEST  
+    mealArray.forEach(menu => {
+      if(menu.price < cheapestMenu.price) {
+        secondCheapestMenu = cheapestMenu;
+        cheapestMenu = menu;
+        // IF CURRENT MENU PRICE BETWEEN CHEAPEST AND SECONDCHEAPEST => CHANGE SECONDCHEAPEST
+      } else if(menu.price > cheapestMenu.price && menu.price < secondCheapestMenu.price){
+        secondCheapestMenu =menu;
+      }
+    });
+    return secondCheapestMenu.name;
+  }
 }
 
 /* ======= TESTS - DO MODIFY (!!!) =====

diff --git a/mandatory/11-choose-your-own-adventure.js b/mandatory/11-choose-your-own-adventure.js
@@ -40,6 +40,11 @@ let game = {
   currentRoom: null,
 
   start: function (roomName) {
+    if(roomName === "hall" || roomName === "classroom" ||roomName === "library"){
+      this.currentRoom = rooms[roomName];
+    } else {console.log("YOU ENTER WRONG NAME YOU WILL GO TO THE HALL"); 
+      this.currentRoom = rooms.hall
+    };
     // This function is called with the name of the room that the player wants
     // to start in.
     // Finish the function so that the currentRoom property is set to the room
@@ -48,7 +53,22 @@ let game = {
     // Hint: the only valid rooms are "hall", "classroom" and "library".
   },
 
-  move: function (direction) {
+  move: function (dirc) {
+    //CHECK DIRETION, IT HAS TO BE RIGHT DIRECTION 'north/east/south/west'
+    if(dirc === 'north' || dirc === 'east' || dirc === 'south' || dirc === 'west' ){
+          //FIND DIRECTION FUNCTION IN YOUR CURRENT ROOM. IT WILL RETURN FUNCTION
+          // ASSIGNT IT TO 'directionFunction
+          let directionFunction = this.currentRoom[dirc];
+          //CALL THAT FUNCTION => IT WILL RETURN NULL OR NEW ROOM OBJECT, IF ITS A ROOM => ASSIGN IT TO CURRENT ROOM
+          // IF IT IS NULL, STAY ROOM AND GIVE MESSAGE
+          if(directionFunction()===null){
+            console.log(`****YOU CAN NOT GO THAT WAY PLEASE TRY ANOTHER WAY***`);
+          }else{
+          this.currentRoom = directionFunction();
+          }
+      } else {
+          console.log(`YOU ENTER WRONG DIRECTION NAME, PLEASE CHECK AND TRY AGAIN`)
+      }
     // This function is called with the direction that the player wants to move.
     // Finish the function so that the currentRoom property is updated with new
     // room in the direction that the player wants to move in.

diff --git a/mandatory/2-eligible-students.js b/mandatory/2-eligible-students.js
@@ -20,7 +20,10 @@
  */
 
 function eligibleStudents(attendances) {
-
+  //filter objects over 8 
+   const over8Objects= attendances.filter(student => student.attendance >=8);
+  // take names
+  return over8Objects.map(student => student.name);
 }
 
 /* ======= TESTS - DO NOT MODIFY ===== 

diff --git a/mandatory/3-journey-planner.js b/mandatory/3-journey-planner.js
@@ -27,7 +27,16 @@
 */
 
 function journeyPlanner(locations, transportMode) {
-
+  const avaibleLocations = [];
+  // check all locations
+  for(const key in locations){
+  // if its avaible for transporMode add to the array (just names)
+    if(locations[key].includes(transportMode)){
+      avaibleLocations.push(key);
+    }
+  }
+  //return array
+  return avaibleLocations;
 }
 
 /* ======= TESTS - DO NOT MODIFY ===== 

diff --git a/mandatory/4-water-bottle.js b/mandatory/4-water-bottle.js
@@ -20,22 +20,31 @@ You have to implement the missing features according to the specification.
 */
 
 // Here is your starting point:
-let bottle = {
+const bottle = {
   volume: 0,
   fillUp: function () {
     // calling this function should completely fill your bottle (volume = 100);
+    this.volume =100;
   },
   pour: function () {
     // calling this function should increase your bottle volume by 10 units;
+    this.volume +=10;
+    //if bottle is full, update volume  = 100
+    if(this.volume > 100) { this.volume =100;}
   },
   drink: function () {
     // calling this function should decrease your bottle volume by 10 units;
+    this.volume -= 10;
+    //if bottle is empty, update volume = 0
+    if(this.volume < 0) { this.volume = 0;}
   },
   isFull: function () {
     // this function should return true if your bottle is full;
+    return this.volume === 100;
   },
   isEmpty: function () {
     // this function should return true if your bottle is empty;
+    return this.volume === 0;
   },
 };
 

diff --git a/mandatory/5-groceries.js b/mandatory/5-groceries.js
@@ -12,7 +12,7 @@ Complete the exercises below.
 */
 
 // Here is your
-let weeklyMealPlan = {
+const weeklyMealPlan = {
   monday: ["Cheese", "Eggs", "Tomato", "Paprika", "Leek"],
   tuesday: ["Wrap", "Tuna", "Canned beans", "Cheese", "Carrot", "Aubergine"],
   wednesday: ["Orange Juice", "Apple", "Ananas", "Black tea"],
@@ -28,23 +28,41 @@ Exercise 1:
   The weeklyGroceriesToBuy array shouldn't contain any repeating items.
 */
 // Gather all week item names into this array
-let weeklyGroceriesToBuy = [];
+const weeklyGroceriesToBuy = [];
+// look through all days, 
+for(const day in weeklyMealPlan){
+  //take all items one-by-one from daily array
+  weeklyMealPlan[day].forEach(items => {
+    // if it is NOT inside weeklyGroceriesToBuy, add it
+    if(!weeklyGroceriesToBuy.includes(items)){ weeklyGroceriesToBuy.push(items);}
+  });
+}
 
 /*
 Exercise 2:
   Loop through your list again, but now only collect the weekend items into the weekendGroceriesToBuy array.
 */
 // Gather weekend item names into this array
-let weekendGroceriesToBuy = [];
-
+const weekendGroceriesToBuy = [];
+// look through all days, 
+for(const day in weeklyMealPlan){
+  //if days are saturday or sunday
+  if(day === 'saturday' || day === 'sunday') {
+  //take all items one-by-one from daily array
+    weeklyMealPlan[day].forEach(items => {
+    // if it is NOT inside weeklyGroceriesToBuy, add it
+      if(!weekendGroceriesToBuy.includes(items)){ weekendGroceriesToBuy.push(items);}
+    });
+  }
+}
 /*
 Exercise 3:
   Loop through your weekly meal plan:
     - count how many ingredients you should buy each day
     - and update the corresponding properties of numberOfItemsPerWeek object.
 */
 // Gather daily item counts into this object
-let numberOfItemsPerWeek = {
+const numberOfItemsPerWeek = {
   monday: 0,
   tuesday: 0,
   wednesday: 0,
@@ -53,6 +71,10 @@ let numberOfItemsPerWeek = {
   saturday: 0,
   sunday: 0,
 };
+for(const day in weeklyMealPlan){
+  numberOfItemsPerWeek[day] = weeklyMealPlan[day].length;
+  // console.log(day,'<<<<<<DAY KEY');
+}
 
 /* ======= TESTS - DO NOT MODIFY ===== 
 - To run the tests for this exercise, run `npm test -- --testPathPattern 5-groceries.js`

diff --git a/mandatory/6-people-I-know.js b/mandatory/6-people-I-know.js
@@ -381,17 +381,19 @@ In the above object you can see my friends and the colleagues of my friends.
 First, I want you to find all of my friends who are 35 or older.
 
 */
-
-let thirtyFiveOrOlder = [];
+// TAKE ALL FRIEND OVER 35
+const thirtyFiveOrOlder = friends.filter(elem => elem.age >=35);;
 
 /*
 3) Find the email address
 
 Next, I want you to find all of my friends who work for "POWERNET" and then store their emails in the array below
 
 */
-
-let powerNetEmails = [];
+//FILTER FRIENDS OBJECTS WHO HAS POWERNET MAIL
+const friendsWithPowernet =friends.filter(elem => elem.email.includes('powernet'));
+// TAKE THEIR EMAIL ADDRESSES
+const powerNetEmails = friendsWithPowernet.map(elem => elem.email);
 
 /*
 
@@ -404,8 +406,16 @@ You can see who people's colleagues are by seeing the "colleagues" array in each
 This time, I only want the full names ("<firstname> <lastname>") of my friends who are colleagues of hers.
 
 */
-
-let friendsWhoAreColleaguesOfStacie = [];
+// LOOK THROUGH ALL FRIENDS ARRAY (MAIN)
+const friendsObjectWhoColleaguesOfStacie= friends.filter(friend => {
+  //FOR EVERY FRIEND, LOOK 'COLLEAGUES' ARRAY AND IF THERE IS A NAME "Stacie Villarreal"(at least one) INSIDE IT = FILTER THEM 
+  return friend.colleagues.some(obj => obj.name === "Stacie Villarreal" );
+
+})
+// TAKE THEIR NAMES AND LAST NAMES
+const friendsWhoAreColleaguesOfStacie =  friendsObjectWhoColleaguesOfStacie.map(friend => `${friend.name.first} ${friend.name.last}`);
+//ORIGINAL ARRAY 'friendsWhoAreColleaguesOfStacie' TRUE BAT REVERSE, CHANGE IT 
+friendsWhoAreColleaguesOfStacie.reverse();
 /*
 
 5) Find "Multi-tasking" colleagues
@@ -417,8 +427,17 @@ You can tell if they are good at "Multi-tasking" because they will have it liste
 This time, I only want the full names of the people who can multitask
 
 */
-
-let colleaguesWhoCanMultitask = [];
+// LOOK THROUGH ALL FRIENDS ARRAY (MAIN)
+const colleaguesWhoCanMultitask =[];
+friends.forEach(friend =>{
+    //FOR EVERY FRIEND, LOOK 'COLLEAGUES ' ARRAY    
+  friend.colleagues.forEach(colleague => {
+    //IF 'SKILL' ARRAY INCLUDES(MULTUTASK) INSIDE IT = TAKE NAMES INTO ARRAY
+    if(colleague.skills.includes("Multi-tasking")){
+      colleaguesWhoCanMultitask.push(`${colleague.name}`)
+    }
+  })
+});
 
 /* ======= TESTS - DO NOT MODIFY ===== 
 - To run the tests for this exercise, run `npm test -- --testPathPattern 6-people-I-know.js`

diff --git a/mandatory/7-recipes.js b/mandatory/7-recipes.js
@@ -24,5 +24,40 @@ You should write and log at least 5 recipes
 
 **/
 
-let recipes = {};
-
+const recipes = {
+  coffee : {
+    names:'Filter Coffee',
+    service : 2,
+    ingredients :['ground coffee', 'french press', 'hot water']
+  },
+  pasta : {
+    names:'Spaghetti Bolognese',
+    service : 2,
+    ingredients :['pasta', 'bolognese souce', 'hot water','salt','yogurt']
+  },
+  cake : {
+    names:'Cocoa Cake',
+    service : 4,
+    ingredients :['flour', 'sugar', 'milk', 'egg', 'oil', 'cocoa']
+  },
+  mole : {
+    names:'Mole',
+    service : 2,
+    ingredients :['cinnamon', 'cumin', 'cocoa']
+  },
+  fish : {
+    names:'Fish',
+    service : 3,
+    ingredients :['fish', 'onion', 'bay leaf', 'salt', 'oil', 'garlic']
+  }
+};
+
+for(const recipe in recipes){
+  console.log(`${recipes[recipe].names}`);
+  console.log(`Serves: ${recipes[recipe].service}`);
+  console.log('Ingredients');
+  recipes[recipe].ingredients.forEach(element => {
+    console.log(element);
+  });
+  console.log('**************************');
+}