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parse() and saveTaks() finished

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Valor G
2023-11-01 16:06:14 -06:00
committed by GitHub
parent 77e986edfc
commit d0e11b9886
1 changed files with 155 additions and 90 deletions
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Week9.java
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@@ -1,115 +1,180 @@
package week9;
import java.awt.event.*; import java.awt.event.*;
import java.util.ArrayList; import java.util.ArrayList;
import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.File; import java.io.File;
import java.io.FileNotFoundException;
import java.io.FileReader;
import java.io.FileWriter;
import java.io.IOException;
public class Week9 { public class Week9 {
private static ArrayList<Task> tasks; private static ArrayList<Task> tasks;
private static String filepath; private static String filepath;
private static Week9Gui gui; private static Week9Gui gui;
// NOTE: For sorts, the Task class needs something implemented. // NOTE: For sorts, the Task class needs something implemented.
private static void sortByTitle() { private static void sortByTitle() {
System.out.println("Sort By Title clicked!"); System.out.println("Sort By Title clicked!");
// TODO // TODO
gui.update(tasks); gui.update(tasks);
} }
// NOTE: For sorts, the Task class needs something implemented. // NOTE: For sorts, the Task class needs something implemented.
private static void sortByDueDate() { private static void sortByDueDate() {
System.out.println("Sort By Due Date clicked!"); System.out.println("Sort By Due Date clicked!");
// TODO // TODO
gui.update(tasks); gui.update(tasks);
} }
// NOTE: For sorts, the Task class needs something implemented. // NOTE: For sorts, the Task class needs something implemented.
private static void filterByComplete() { private static void filterByComplete() {
System.out.println("Filter By Complete clicked!"); System.out.println("Filter By Complete clicked!");
// TODO // TODO
gui.update(tasks); gui.update(tasks);
} }
private void parse(File f) { private void parse(File f) {
// TODO: Need to open the file and get each line. try (BufferedReader myReader = new BufferedReader(new FileReader(f))) {
// TODO: Parse the format ("TITLE, DESCRIPTION, DUE DATE, COMPLETED"), String line;
// TODO: Create a new Task object and add it to the ArrayList. String[] data;
}
// Writes each task to the file after a change. String title, desc, date;
private static void saveTasks() { boolean completed;
System.out.println("writing tasks to " + filepath); Task task;
// TODO: Write each Task stored in the ArrayList to the file.
}
///////////////////////// END OF TODO //////////////////////////// while ((line = myReader.readLine()) != null) {
data = line.split(",");
title = data[0];
desc = data[1];
date = data[2];
// Initialize tasks and GUI, populate with test data (if applicable). completed = "true".contentEquals(data[3]);
private void init() { task = new Task(title, desc, date);
filepath = getNotesDirectoryPath(); if (completed)
initTasks(); task.toggleComplete();
testData();
}
// Identify the operating system of the user, and obtain the path to the "tasks" directory. tasks.add(task);
private String getNotesDirectoryPath() { }
String os = System.getProperty("os.name").toLowerCase(); } catch (FileNotFoundException e) {
System.out.println("File error! File not found.");
e.printStackTrace();
} catch (IOException e1) {
System.out.println("IOException apparently");
e1.printStackTrace();
}
}
String userHome = System.getProperty("user.home"); // Writes each task to the file after a change.
String tasksDir = "tasks"; private static void saveTasks() {
System.out.println("writing tasks to " + filepath);
try (BufferedWriter myWriter = new BufferedWriter(
new FileWriter(filepath))) {
myWriter.flush();
String line;
if (os.contains("win")) // Windows String title, desc, date;
return userHome + "\\" + tasksDir; boolean completed;
else if (os.contains("mac")) // MacOS
return userHome + "/Library/Application Support/" + tasksDir;
else // Linux/other
return userHome + "/" + tasksDir;
}
// Create the tasks file if it does not already exist. Load tasks from the existing file otherwise. for (Task task : tasks) {
private void initTasks() { title = task.getTitle();
File f = new File(filepath); desc = task.getDescription();
tasks = new ArrayList<Task>(); date = task.getDueDate();
completed = task.isCompleted();
line = String.format("%s,%s,%s,%b", title, desc, date,
completed);
if(f.isFile()) { myWriter.append(line);
System.out.println("loading tasks from " + filepath); myWriter.newLine();
parse(f); }
} else { } catch (FileNotFoundException e) {
try { System.out.println("File error! File not found.");
f.createNewFile(); e.printStackTrace();
System.out.println(filepath + " has been created."); } catch (IOException e1) {
} catch(Exception e) { System.out.println("IOException apparently");
System.out.println(e); e1.printStackTrace();
} }
} }
}
// Test tasks, not read from a file and are not intended to be saved to a file. ///////////////////////// END OF TODO ////////////////////////////
private void testData() {
for(int i = 0; i < 10; i++)
tasks.add(new Task("Title " + i, "Description " + i, "Due Date " + i));
}
public static void main(String[] args) { // Initialize tasks and GUI, populate with test data (if applicable).
new Week9().init(); private void init() {
ActionListener sortByTitle = new ActionListener() { filepath = getNotesDirectoryPath();
public void actionPerformed(ActionEvent e) { initTasks();
sortByTitle(); testData();
} }
};
ActionListener sortByDueDate = new ActionListener() { // Identify the operating system of the user, and obtain the path to the
public void actionPerformed(ActionEvent e) { // "tasks" directory.
sortByDueDate(); private String getNotesDirectoryPath() {
} String os = System.getProperty("os.name").toLowerCase();
};
ActionListener filterByCompleted = new ActionListener() { String userHome = System.getProperty("user.home");
public void actionPerformed(ActionEvent e) { String tasksDir = "tasks";
filterByComplete();
}
};
gui = new Week9Gui(tasks, sortByTitle, sortByDueDate, filterByCompleted); if (os.contains("win")) // Windows
} return userHome + "\\" + tasksDir;
else if (os.contains("mac")) // MacOS
return userHome + "/Library/Application Support/" + tasksDir;
else // Linux/other
return userHome + "/" + tasksDir;
}
// Create the tasks file if it does not already exist. Load tasks from the
// existing file otherwise.
private void initTasks() {
File f = new File(filepath);
tasks = new ArrayList<Task>();
if (f.isFile()) {
System.out.println("loading tasks from " + filepath);
parse(f);
}
else {
try {
f.createNewFile();
System.out.println(filepath + " has been created.");
} catch (Exception e) {
System.out.println(e);
}
}
}
// Test tasks, not read from a file and are not intended to be saved to a
// file.
private void testData() {
for (int i = 0; i < 10; i++)
tasks.add(new Task("Title " + i, "Description " + i,
"Due Date " + i));
saveTasks();
}
public static void main(String[] args) {
new Week9().init();
ActionListener sortByTitle = new ActionListener() {
public void actionPerformed(ActionEvent e) {
sortByTitle();
}
};
ActionListener sortByDueDate = new ActionListener() {
public void actionPerformed(ActionEvent e) {
sortByDueDate();
}
};
ActionListener filterByCompleted = new ActionListener() {
public void actionPerformed(ActionEvent e) {
filterByComplete();
}
};
gui = new Week9Gui(tasks, sortByTitle, sortByDueDate,
filterByCompleted);
}
} }