caseStatement.js

// From Code Smells – Part II, Ana Nogal https://www.ananogal.com/blog/code-smells-part-two/

class EmployeeType {
  static Worker = new EmployeeType("Worker")
  static Supervisor = new EmployeeType("Supervisor")
  static Manager = new EmployeeType("Manager")
  
  constructor(type) {
    this.type = type
  }
}

class Employee {
  constructor(salary, bonusPercentage, employeeType) {
    this.salary = salary;
    this.bonusPercentage = bonusPercentage;
    this.employeeType = employeeType;
  }

  calculateSalary() {
    switch (this.employeeType) {
      case EmployeeType.Worker:
        return this.salary;
      case EmployeeType.Supervisor:
        return this.salary + (this.bonusPercentage * 0.5);
      case EmployeeType.Manager:
        return this.salary + (this.bonusPercentage * 0.7);
    }
    return 0.0;
  }

  calculateYearBonus() {
    switch (this.employeeType) {
      case EmployeeType.Worker:
        return 0;
      case EmployeeType.Supervisor:
        return this.salary + this.salary * 0.7;
      case EmployeeType.Manager:
        return this.salary + this.salary * 10.0;
    }
    return 0.0;
  }
}