//Program's driver code
static void Main(string[] args)
{
// Create HealthPlan interface.
IHealthPlan plan = null;
//Asks user for a health plan and displays info about the plan
while (true)
{
Console.WriteLine("==Factory Demo==\nWhich plan would you like info on?\n" +
"> HMO\n> PPO\n> ObamaCare\nType \"exit\" to quit program.\n");
string input = Console.ReadLine();
// Use factory pattern to create different health plan objects with similar attributes.
// Plan creation is based on user input.
switch (input)
{
case "HMO":
plan = HealthPlanFactory.GetHealthPlan(PlanType.HMO);
break;
case "PPO":
plan = HealthPlanFactory.GetHealthPlan(PlanType.PPO);
break;
case "ObamaCare":
plan = HealthPlanFactory.GetHealthPlan(PlanType.ObamaCare);
break;
//exit break out of the Main method and ends the program
case "exit":
return;
default:
Console.WriteLine("Invalid Input, try again\n");
break;
}
//If a valid plan exists then display info about it
if (plan != null)
{
Console.WriteLine("Current Plan:");
Console.WriteLine("Annual : " + plan.AnnualCharge);
Console.WriteLine("Dedeuciton: " + plan.DeductionAmount);
Console.WriteLine("Plan : " + plan.Plan + "\n");
}
}
}
//IHealthPlan factory for creating concrete HealthPlans based on the given PlanType enum
public static IHealthPlan GetHealthPlan(PlanType planType)
{
IHealthPlan plan = null;
// Construct HMO, PPO, or ObamaCare Plan Type based on user input.
switch (planType)
{
case PlanType.HMO:
plan = new HMO();
break;
case PlanType.PPO:
plan = new PPO();
break;
case PlanType.ObamaCare:
plan = new ObamaCare();
break;
}
return(plan);
}
