diff --git a/pom.xml b/pom.xml index c6b67e0..6267f8a 100644 --- a/pom.xml +++ b/pom.xml @@ -137,7 +137,7 @@ - com.mattrixwv.adventOfCode.Driver + com.mattrixwv.adventOfCode24.Driver @@ -157,7 +157,7 @@ true resources/ - com.mattrixwv.adventOfCode.Driver + com.mattrixwv.adventOfCode24.Driver diff --git a/src/main/java/com/mattrixwv/adventOfCode24/Driver.java b/src/main/java/com/mattrixwv/adventOfCode24/Driver.java new file mode 100644 index 0000000..eff0c7b --- /dev/null +++ b/src/main/java/com/mattrixwv/adventOfCode24/Driver.java @@ -0,0 +1,118 @@ +package com.mattrixwv.adventOfCode24; + +import java.util.Scanner; + +import com.mattrixwv.adventOfCode24.exception.InvalidResult; + +public class Driver{ + //An enum to hold the possible menu selections + private enum SELECTIONS { SOLVE, DESCRIPTION, LIST, EXIT, SIZE }; + private static final Scanner input = new Scanner(System.in); + + + //Drives the program + public static void main(String[] args){ + SELECTIONS selection; //Holds the menu selection of the user + do{ + //Print the menu and prompt the user to select an action + printMenu(); + selection = getMenuSelection(); + + try{ + switch(selection){ + case SOLVE : solveMenu(); break; + case DESCRIPTION : descriptionMenu(); break; + case LIST : ProblemSelector.listProblems(); + case EXIT : break; + case SIZE : + default : throw new InvalidResult(); + } + } + catch(InvalidResult error){ + printErrorMessage(); + System.out.println("\n\n\n"); + } + }while(!selection.equals(SELECTIONS.EXIT)); + } + + private static void printMenu(){ + System.out.println("1. Solve a problem"); + System.out.println("2. Print a problem description"); + System.out.println("3. List valid problem numbers"); + System.out.println("4. Exit"); + System.out.println(); + } + + private static SELECTIONS getMenuSelection(){ + Integer selection = input.nextInt(); + while(!isValidMenu(selection)){ + System.out.println("That is an invalid option!\nPress Enter to continue"); + printMenu(); + selection = input.nextInt(); + } + return getSelection(selection); + } + + private static boolean isValidMenu(Integer selection){ + //Ordinal + 1 because enum stats at 0 + return ((selection > 0) && (selection < (SELECTIONS.SIZE.ordinal() + 1))); + } + + private static SELECTIONS getSelection(Integer selection){ + SELECTIONS sel = null; + + switch(selection){ + case 1 : sel = SELECTIONS.SOLVE; break; + case 2 : sel = SELECTIONS.DESCRIPTION; break; + case 3 : sel = SELECTIONS.LIST; break; + case 4 : sel = SELECTIONS.EXIT; break; + default : sel = SELECTIONS.SIZE; + } + return sel; + } + + private static void printErrorMessage(){ + System.out.println("That is an invalid selection!"); + } + + private static void solveMenu() throws InvalidResult{ + Integer problemNumber = ProblemSelector.getProblemNumber(); + //This selection solved all problems in order + if(problemNumber.equals(0)){ + //Solve every valid problem number, skipping over 0 + for(Integer problemLocation = 1;problemLocation < ProblemSelector.PROBLEM_NUMBERS.size();++problemLocation){ + //Solve the problems + System.out.print(ProblemSelector.PROBLEM_NUMBERS.get(problemLocation).toString() + ". "); + ProblemSelector.solveProblem(ProblemSelector.PROBLEM_NUMBERS.get(problemLocation)); + } + } + //This is if a single problem number was chosen + else{ + //Solve the problem + ProblemSelector.solveProblem(problemNumber); + } + } + + private static void descriptionMenu(){ + //Give some extra space to print the description + System.out.println("\n"); + + //Get the problem number + Integer problemNumber = ProblemSelector.getProblemNumber(); + + //If the problem number is 0 print out all the descriptions + if(problemNumber.equals(0)){ + //Print description for every valid problem number, skipping over 0 + for(Integer problemLocation = 1;problemLocation < ProblemSelector.PROBLEM_NUMBERS.size();++problemLocation){ + //Print the description + System.out.print(ProblemSelector.PROBLEM_NUMBERS.get(problemLocation) + ". "); + ProblemSelector.printDescription(ProblemSelector.PROBLEM_NUMBERS.get(problemLocation)); + System.out.println(); + } + } + //Otherwise print out a single problem's description + else{ + ProblemSelector.printDescription(problemNumber); + } + } +} \ No newline at end of file diff --git a/src/main/java/com/mattrixwv/adventOfCode24/ProblemSelector.java b/src/main/java/com/mattrixwv/adventOfCode24/ProblemSelector.java new file mode 100644 index 0000000..403000c --- /dev/null +++ b/src/main/java/com/mattrixwv/adventOfCode24/ProblemSelector.java @@ -0,0 +1,75 @@ +package com.mattrixwv.adventOfCode24; + + +import java.security.InvalidParameterException; +import java.util.List; +import java.util.Scanner; +import java.util.StringJoiner; + +import com.mattrixwv.adventOfCode24.days.Problem; + + +public class ProblemSelector{ + private static final Scanner input = new Scanner(System.in); + //Holds the valid problem numbers + protected static final List PROBLEM_NUMBERS = List.of(0); + + + private ProblemSelector(){ + throw new IllegalStateException("Utility class"); + } + + + //Returns the problem corresponding to the given problem number + public static Problem getProblem(Integer dayNumber){ + Problem day = null; + switch(dayNumber){ + default: throw new InvalidParameterException(); + } + //return day; + } + + //Print the description of a problem + public static void printDescription(Integer problemNumber){ + //Get the problem + Problem day = getProblem(problemNumber); + //Print the problem's description + System.out.println(day.getDescription()); + } + + //Solve a problem + public static void solveProblem(Integer problemNumber){ + //Get the problem + Problem problem = getProblem(problemNumber); + System.out.println("\n\n\n"); + //Print the problem description + System.out.println(problem.getDescription()); + //Solve the problem + problem.runSolution(); + //Print the results + System.out.println(problem.getResult()); + System.out.println("\n\n\n"); + } + + //Get a valid problem number from a user + public static Integer getProblemNumber(){ + Integer problemNumber = 0; + System.out.print("Enter a problem number: "); + problemNumber = input.nextInt(); + while(!PROBLEM_NUMBERS.contains(problemNumber)){ + System.out.print("That is an invalid problem number!\n Enter a problem number: "); + problemNumber = input.nextInt(); + } + return problemNumber; + } + + //List all valid problem numbers + public static void listProblems(){ + StringJoiner joiner = new StringJoiner(", "); + for(Integer num : PROBLEM_NUMBERS){ + joiner.add(num.toString()); + } + System.out.println(joiner.toString()); + System.out.println(); + } +} diff --git a/src/main/java/com/mattrixwv/adventOfCode24/days/Problem.java b/src/main/java/com/mattrixwv/adventOfCode24/days/Problem.java new file mode 100644 index 0000000..879473d --- /dev/null +++ b/src/main/java/com/mattrixwv/adventOfCode24/days/Problem.java @@ -0,0 +1,10 @@ +package com.mattrixwv.adventOfCode24.days; + +public abstract class Problem{ + protected String description; + public String getDescription(){return description;} + public String result; + public String getResult(){return result;} + + public abstract String runSolution(); +} diff --git a/src/main/java/com/mattrixwv/adventOfCode24/exception/InvalidResult.java b/src/main/java/com/mattrixwv/adventOfCode24/exception/InvalidResult.java new file mode 100644 index 0000000..9e019cc --- /dev/null +++ b/src/main/java/com/mattrixwv/adventOfCode24/exception/InvalidResult.java @@ -0,0 +1,20 @@ +package com.mattrixwv.adventOfCode24.exception; + + +public class InvalidResult extends Exception{ + public InvalidResult(){ + super(); + } + + public InvalidResult(String message){ + super(message); + } + + public InvalidResult(Throwable cause){ + super(cause); + } + + public InvalidResult(String message, Throwable cause){ + super(message, cause); + } +}