London -10- Akram-Izedi-Javascript-core-1-coursework-week3

2-mandatory/1-weather-report.js

@@ -11,8 +11,15 @@
         - Hint: you can call the temperatureService function from your function
 */
 
-function getTemperatureReport(cities) {
-    // TODO
+
+function getTemperatureReport(cities ) {
+    const statements = [];
+    for ( const city of cities){
+    let degrees = temperatureService (city);
+    let statement = ("The temperature in " + city + " is " + degrees + " degrees");
+    statements.push(statement);
+}
+return statements;
 }
 
 

2-mandatory/2-financial-times.js

@@ -5,7 +5,14 @@
     Implement the function below, which will return a new array containing only article titles which will fit.
 */
 function potentialHeadlines(allArticleTitles) {
-    // TODO
+    const shortArticleTitles=[ ];
+    for ( const articleTitle of allArticleTitles) {
+        if (articleTitle.length <= 65) {
+            shortArticleTitles.push(articleTitle);
+        }
+    }
+    return shortArticleTitles;
+
 }
 
 /*
@@ -14,25 +21,51 @@ function potentialHeadlines(allArticleTitles) {
     (you can assume words will always be seperated by a space)
 */
 function titleWithFewestWords(allArticleTitles) {
-    // TODO
+   const separateTitleArray = [];
+    for (const articleTitle of allArticleTitles) {
+       allArticleTitles.toString().split(" ");
+        separateTitleArray.push(articleTitle)
+    }
+        let titleWithFewestWords = separateTitleArray.reduce((fewestWords, currentWords) => {
+            return currentWords.length < fewestWords.length ? currentWords : fewestWords;
+        }, separateTitleArray[0]);
+        return titleWithFewestWords;
 }
 
+
 /*
     The editor of the FT has realised that headlines which have numbers in them get more clicks!
     Implement the function below to return a new array containing all the headlines which contain a number.
     (Hint: remember that you can also loop through the characters of a string if you need to)
 */
-function headlinesWithNumbers(allArticleTitles) {
-    // TODO
+ function headlinesWithNumbers(allArticleTitles) {
+    let section = [];
+
+    for (const title of allArticleTitles){
+        for (const character of title){
+            if ('0123456789'.includes(character)){
+                section.push(title);
+               break;
+            }
+
+        }
+    }
+    return section;
+
 }
 
 /*
     The Financial Times wants to understand what the average number of characters in an article title is.
     Implement the function below to return this number - rounded to the nearest integer.
 */
 function averageNumberOfCharacters(allArticleTitles) {
-    // TODO
-}
+  let totalCharacters = 0;
+    for (const headline of allArticleTitles){
+        totalCharacters = totalCharacters + headline.length;
+    }
+    return Math.round(totalCharacters / allArticleTitles.length);
+} 
+
 
 
 

2-mandatory/3-stocks.js

@@ -34,7 +34,17 @@ const CLOSING_PRICES_LAST_5_DAYS_FOR_ALL_STOCKS = [
         Functions can help with this!
 */
 function getAveragePrices(closingPricesForAllStocks) {
-    // TODO
+   let averagePrices = [];
+    for (const stock of CLOSING_PRICES_LAST_5_DAYS_FOR_ALL_STOCKS){
+        let pricesTotal = 0;
+        for (const prices of stock){
+        pricesTotal += prices;
+        }
+         let averagePrice = Number((pricesTotal / stock.length).toFixed(2));
+         averagePrices.push(averagePrice);
+    }
+
+    return averagePrices;
 }
 
 /*
@@ -48,7 +58,12 @@ function getAveragePrices(closingPricesForAllStocks) {
     The price change value should be rounded to 2 decimal places, and should be a number (not a string)
 */
 function getPriceChanges(closingPricesForAllStocks) {
-    // TODO
+    const priceChanges = [];
+    for (const stock of CLOSING_PRICES_LAST_5_DAYS_FOR_ALL_STOCKS){
+        let priceChange = Number((stock[4] - stock[0]).toFixed(2));
+        priceChanges.push(priceChange);
+    }
+    return priceChanges
 }
 
 /*
@@ -63,8 +78,22 @@ function getPriceChanges(closingPricesForAllStocks) {
     The stock ticker should be capitalised.
     The price should be shown with exactly 2 decimal places.
 */
-function highestPriceDescriptions(closingPricesForAllStocks, stocks) {
-    // TODO
+function highestPriceDescriptions(closingPricesForAllStocks , stocks) {
+     const highestPriceReports = [];
+   for (let i=0 ; i < closingPricesForAllStocks.length ; i++){
+        let highestPrice = 0
+
+        closingPricesForAllStocks[i].forEach(prices => {
+            if (prices > highestPrice){
+                highestPrice=prices
+            }
+
+        });
+
+    highestPrice = Number(highestPrice)
+            highestPriceReports.push(`The highest price of ${stocks[i].toUpperCase()} in the last 5 days was ${highestPrice.toFixed(2)}`)
+        }
+ return highestPriceReports
 }