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| 1 | +import java.io.IOException; |
| 2 | +import java.nio.file.Files; |
| 3 | +import java.nio.file.Path; |
| 4 | +import java.nio.file.StandardOpenOption; |
| 5 | +import java.util.*; |
| 6 | + |
| 7 | +public class Josegs95 { |
| 8 | + public static void main(String[] args) { |
| 9 | + new Josegs95().newYearPlanner(); |
| 10 | + } |
| 11 | + |
| 12 | + final private Scanner sc = new Scanner(System.in); |
| 13 | + private List<Plan> planList = new ArrayList<>(); |
| 14 | + |
| 15 | + public void newYearPlanner(){ |
| 16 | + |
| 17 | + try(sc){ |
| 18 | + app: |
| 19 | + while(true){ |
| 20 | + printMenu(); |
| 21 | + System.out.print("Selecciona la opción que desees: "); |
| 22 | + String option = sc.nextLine(); |
| 23 | + switch (option){ |
| 24 | + case "1" -> createGoal(); |
| 25 | + case "2" -> System.out.println(calculatePlanning()); |
| 26 | + case "3" -> savePlanningInAFile(); |
| 27 | + case "4" -> { |
| 28 | + System.out.println("Saliendo de la aplicación..."); |
| 29 | + break app; |
| 30 | + } |
| 31 | + default -> System.out.println("Error, opción no válida."); |
| 32 | + } |
| 33 | + } |
| 34 | + } |
| 35 | + } |
| 36 | + |
| 37 | + private boolean createGoal(){ |
| 38 | + if (planList.size() > 10){ |
| 39 | + System.out.println("Solo puedes tener 10 objetivos de forma simultánea"); |
| 40 | + return false; |
| 41 | + } |
| 42 | + |
| 43 | + System.out.print("Introduzca el objetivo: "); |
| 44 | + String goal = sc.nextLine(); |
| 45 | + Integer amount = askIntegerToUser("Introduzca la cantidad: "); |
| 46 | + System.out.print("Introduzca las unidades: "); |
| 47 | + String unit = sc.nextLine(); |
| 48 | + |
| 49 | + while(true){ |
| 50 | + Integer deadline = askIntegerToUser("Introduzca el plazo (en meses): "); |
| 51 | + if (deadline > 12) |
| 52 | + System.out.println("El plazo máximo permitido son 12 meses."); |
| 53 | + else |
| 54 | + return planList.add(new Plan(goal, amount, unit, deadline)); |
| 55 | + } |
| 56 | + } |
| 57 | + |
| 58 | + private String calculatePlanning(){ |
| 59 | + String[][] planning = initPlanning(); |
| 60 | + |
| 61 | + for (Plan plan : planList){ |
| 62 | + int amountPerMonth = plan.getAmount() / plan.getDeadline(); |
| 63 | + int rest = plan.getAmount() % plan.getDeadline(); |
| 64 | + months: |
| 65 | + for (int i = 0; (rest > 0 || amountPerMonth > 0) && i < plan.getDeadline(); i++){ |
| 66 | + for (int j = 0; j < planning[0].length; j++){ |
| 67 | + if (planning[i][j] != null) |
| 68 | + continue; |
| 69 | + |
| 70 | + int amount = amountPerMonth + (rest-- > 0 ? 1 : 0); |
| 71 | + planning[i][j] = plan.getGoal() + "(" + amount + " " + plan.getUnit() + |
| 72 | + "/mes). Total: " + plan.getAmount(); |
| 73 | + continue months; |
| 74 | + } |
| 75 | + } |
| 76 | + } |
| 77 | + |
| 78 | + return getPlanningAsString(planning); |
| 79 | + } |
| 80 | + |
| 81 | + private boolean savePlanningInAFile(){ |
| 82 | + String planningString = calculatePlanning(); |
| 83 | + Path filePath = Path.of("planning.txt"); |
| 84 | + try { |
| 85 | + Files.writeString(filePath, planningString, |
| 86 | + StandardOpenOption.CREATE, |
| 87 | + StandardOpenOption.TRUNCATE_EXISTING); |
| 88 | + System.out.println("Planificación guardada exitosamente en: '" + filePath.toFile().getAbsolutePath() + "'"); |
| 89 | + } catch (IOException e) { |
| 90 | + throw new RuntimeException(e); |
| 91 | + } |
| 92 | + |
| 93 | + return true; |
| 94 | + } |
| 95 | + |
| 96 | + private String[][] initPlanning(){ |
| 97 | + String[][] matrix = new String[12][11]; |
| 98 | + matrix[0][0] = "Enero"; |
| 99 | + matrix[1][0] = "Febrero"; |
| 100 | + matrix[2][0] = "Marzo"; |
| 101 | + matrix[3][0] = "Abril"; |
| 102 | + matrix[4][0] = "Mayo"; |
| 103 | + matrix[5][0] = "Junio"; |
| 104 | + matrix[6][0] = "Julio"; |
| 105 | + matrix[7][0] = "Agosto"; |
| 106 | + matrix[8][0] = "Septiembre"; |
| 107 | + matrix[9][0] = "Octubre"; |
| 108 | + matrix[10][0] = "Noviembre"; |
| 109 | + matrix[11][0] = "Diciembre"; |
| 110 | + |
| 111 | + return matrix; |
| 112 | + } |
| 113 | + |
| 114 | + private String getPlanningAsString(String[][] planning){ |
| 115 | + StringBuilder sb = new StringBuilder(); |
| 116 | + |
| 117 | + for (int i = 0; i < planning.length; i++){ |
| 118 | + sb.append(planning[i][0] + ":" + System.lineSeparator()); |
| 119 | + for (int j = 1; j < planning[0].length; j++){ |
| 120 | + if (planning[i][j] == null){ |
| 121 | + if (j == 1) |
| 122 | + sb.append("Nada." + System.lineSeparator()); |
| 123 | + break; |
| 124 | + } |
| 125 | + |
| 126 | + sb.append("[ ] " + j + ". " + planning[i][j] + System.lineSeparator()); |
| 127 | + } |
| 128 | + sb.append(System.lineSeparator()); |
| 129 | + } |
| 130 | + |
| 131 | + return sb.toString(); |
| 132 | + } |
| 133 | + |
| 134 | + private Integer askIntegerToUser(String message){ |
| 135 | + while(true){ |
| 136 | + try{ |
| 137 | + System.out.print(message); |
| 138 | + Integer userInput = Integer.parseInt(sc.nextLine()); |
| 139 | + return userInput; |
| 140 | + } catch (NumberFormatException e) { |
| 141 | + System.out.println("Error, debes introducir un número entero"); |
| 142 | + } |
| 143 | + } |
| 144 | + } |
| 145 | + |
| 146 | + private void printMenu(){ |
| 147 | + System.out.println("===== Menu ====="); |
| 148 | + System.out.println("1. Añadir objetivo al 'planning'"); |
| 149 | + System.out.println("2. Calcular el plan detallado"); |
| 150 | + System.out.println("3. Guardar la planificación"); |
| 151 | + System.out.println("4. Salir de la aplicación"); |
| 152 | + System.out.println("================"); |
| 153 | + } |
| 154 | + |
| 155 | + public class Plan{ |
| 156 | + private String goal; |
| 157 | + private Integer amount; |
| 158 | + private String unit; |
| 159 | + private Integer deadline; |
| 160 | + |
| 161 | + public Plan(String goal, Integer amount, String unit, Integer deadline) { |
| 162 | + this.goal = goal; |
| 163 | + this.amount = amount; |
| 164 | + this.unit = unit; |
| 165 | + this.deadline = deadline; |
| 166 | + } |
| 167 | + |
| 168 | + public String getGoal() { |
| 169 | + return goal; |
| 170 | + } |
| 171 | + |
| 172 | + public Integer getAmount() { |
| 173 | + return amount; |
| 174 | + } |
| 175 | + |
| 176 | + public String getUnit() { |
| 177 | + return unit; |
| 178 | + } |
| 179 | + |
| 180 | + public Integer getDeadline() { |
| 181 | + return deadline; |
| 182 | + } |
| 183 | + } |
| 184 | +} |
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