07. Hell's Kitchen

function solve() {
   document.querySelector('#btnSend').addEventListener('click', onClick);

   function onClick() {
      let inputArrayElement = document.getElementsByTagName('textarea')[0];
      let inputArray = JSON.parse(inputArrayElement.value);
      let dataObj = {};

      for (const restaurant of inputArray) {
         let [restaurantName, workers] = restaurant.split(' - ');
         let workersArr = workers.split(', ');
         if (!dataObj.hasOwnProperty(restaurantName)) {
            dataObj[restaurantName] = {};
         }
         for (const worker of workersArr) {
            let [name, salary] = worker.split(' ');
            salary = Number(salary);
            dataObj[restaurantName][name] = salary;
         }
      }

      for (const key in dataObj) {
         let employeesCount = Object.entries(dataObj[key]).length;
         let totalSalary = Object.values(dataObj[key]).reduce((a, b) => a + b);
         let averageSalary = parseFloat((totalSalary / employeesCount).toFixed(2));
         let topWorker = Object.entries(dataObj[key]).sort((a, b) => b[1] - a[1])[0][0];

         dataObj[key].averageSalary = averageSalary;
         dataObj[key].topWorker = {
            name: topWorker,
            salary: dataObj[key][topWorker],
         }
      }

      let sortedBest = Object.entries(dataObj).sort((a, b) => b[1].averageSalary - a[1].averageSalary);
      console.log(sortedBest);
      let bestRestaurant = sortedBest[0][0];
      let averageSalary = sortedBest[0][1].averageSalary;
      let bestWorkerSalary = sortedBest[0][1].topWorker.salary;
      let bestRestaurantElement = document.querySelector('#bestRestaurant p');
      bestRestaurantElement.textContent += `Name: ${bestRestaurant} Average Salary: ${averageSalary.toFixed(2)} Best Salary: ${bestWorkerSalary.toFixed(2)}`
      let bestWorkersElement = document.querySelector('#workers p');
      let result = '';
      let sortedBestWorkers = Object.entries(sortedBest[0][1]).sort((a,b) => b[1] - a[1]);
      for (const worker of sortedBestWorkers) {
         if (worker[0] !== 'averageSalary' && worker[0] !== 'topWorker') {
            result += `Name: ${worker[0]} With Salary: ${worker[1]} `;
         }
      }

      bestWorkersElement.textContent = result;
   }

}