FT_RMT_2408_ES ANA_BADOLATO

src/movies.js

@@ -1,22 +1,109 @@
 // Iteration 1: All directors? - Get the array of all directors.
 // _Bonus_: It seems some of the directors had directed multiple movies so they will pop up multiple times in the array of directors.
 // How could you "clean" a bit this array and make it unified (without duplicates)?
-function getAllDirectors(moviesArray) {}
+function getAllDirectors(moviesArray) {
+  let directorsArr = moviesArray.map((eachMovie) => {
+    return eachMovie.director;
+  });
+
+  let filteredDirectorsArr = directorsArr.filter((eachDirector, index) => {
+
+    if (directorsArr.indexOf(eachDirector) === index) {
+      return true; 
+    } else {
+      return false; 
+    }
+  });
+
+  return filteredDirectorsArr;
+}
+
+//console.log(getAllDirectors(movies));
 
 // Iteration 2: Steven Spielberg. The best? - How many drama movies did STEVEN SPIELBERG direct?
-function howManyMovies(moviesArray) {}
+function howManyMovies(moviesArray) {
+  let filteredMoviesArr = moviesArray.filter((eachMovie) => {
+
+    if (eachMovie.director === "Steven Spielberg" && eachMovie.genre.includes("Drama")) {
+      return true; 
+    } else {
+      return false; 
+    }
+  });
+
+  return filteredMoviesArr.length;
+}
+
+//console.log(howManyMovies(movies));
 
 // Iteration 3: All scores average - Get the average of all scores with 2 decimals
-function scoresAverage(moviesArray) {}
+function scoresAverage(moviesArray) {
+  if (moviesArray.length === 0) {
+    return 0;
+  }
+  let newScore = moviesArray.reduce((acc, eachMovie)=>{
+    if(eachMovie.score === undefined || eachMovie.score === null){
+      return acc;
+    }else {
+      return acc + eachMovie.score;
+    }
+
+  }, 0);
+
+  let avgScore = newScore / moviesArray.length;
+  return Math.round(avgScore * 100) / 100;
+}
+
+//console.log(scoresAverage(movies));
 
 // Iteration 4: Drama movies - Get the average of Drama Movies
-function dramaMoviesScore(moviesArray) {}
+function dramaMoviesScore(moviesArray) {
+
+  let dramaArray = moviesArray.filter((eachMovie)=>{
+    return eachMovie.genre.includes("Drama");
+  });
+
+  return scoresAverage(dramaArray);
+}
+
+//console.log(dramaMoviesScore(movies));
 
 // Iteration 5: Ordering by year - Order by year, ascending (in growing order)
-function orderByYear(moviesArray) {}
+function orderByYear(moviesArray) {
+  return moviesArray.toSorted((movie1, movie2) => {
+    if (movie1.year < movie2.year) {
+      return -1;
+    } else if (movie1.year > movie2.year) {
+      return 1;
+    } else {
+      if (movie1.title < movie2.title) {
+        return -1;
+      } else if (movie1.title > movie2.title) {
+        return 1;
+      } else {
+        return 0;
+      }
+    }
+  });
+}
 
+//console.log(orderByYear(movies));
 // Iteration 6: Alphabetic Order - Order by title and print the first 20 titles
-function orderAlphabetically(moviesArray) {}
+function orderAlphabetically(moviesArray) {
+  let titlesArray = moviesArray.map((eachMovie) => {
+    return eachMovie.title;
+  });
+  let sortedTitlesArray = titlesArray.toSorted((movie1, movie2) => {
+    if (movie1 < movie2) {
+      return -1;
+    } else if (movie1 > movie2) {
+      return 1;
+    }
+  });
+  return sortedTitlesArray.slice(0,20);
+} 
+
+console.log(orderAlphabetically(movies));
 
 // BONUS - Iteration 7: Time Format - Turn duration of the movies from hours to minutes
 function turnHoursToMinutes(moviesArray) {}