From 7e6e5c82b44c245c61c959635a3b2677a014476d Mon Sep 17 00:00:00 2001
From: "MSI\\jyben" <jybentian@gmail.com>
Date: Tue, 14 Nov 2023 20:25:13 +0800
Subject: [PATCH] Recover all goal command executions

---
 .../commands/goal/AchieveGoalCommand.java     | 21 +++++++++++++
 .../commands/goal/AchievementCommand.java     | 21 +++++++++++++
 .../duke/commands/goal/DeleteGoalCommand.java | 31 +++++++++++++++++++
 .../duke/commands/goal/ViewGoalCommand.java   | 19 ++++++++++++
 4 files changed, 92 insertions(+)

diff --git a/src/main/java/seedu/duke/commands/goal/AchieveGoalCommand.java b/src/main/java/seedu/duke/commands/goal/AchieveGoalCommand.java
index d801a612dc..f08530b1dd 100644
--- a/src/main/java/seedu/duke/commands/goal/AchieveGoalCommand.java
+++ b/src/main/java/seedu/duke/commands/goal/AchieveGoalCommand.java
@@ -1,6 +1,10 @@
 package seedu.duke.commands.goal;
 
 import seedu.duke.commands.Command;
+import seedu.duke.commands.CommandResult;
+
+import seedu.duke.data.GoalList;
+import seedu.duke.data.exception.IncorrectFormatException;
 
 public class AchieveGoalCommand extends Command {
     public static final String COMMAND_WORD = "achieve";
@@ -11,4 +15,21 @@ public class AchieveGoalCommand extends Command {
     public AchieveGoalCommand(String cmd) {
         super(cmd);
     }
+
+    @Override
+    public CommandResult execute() {
+        try {
+            feedbackToUser = GoalList.achieveGoal(this.userCommand);
+
+        } catch (NumberFormatException nfe) {
+            feedbackToUser = "Please use a valid arabic number as index.";
+        } catch (IncorrectFormatException ife) {
+            feedbackToUser = ife.getMessage();
+        } catch (Exception e) {
+            feedbackToUser = "Something went wrong, please try again.";
+        }
+
+        return new CommandResult(feedbackToUser);
+    }
+
 }
diff --git a/src/main/java/seedu/duke/commands/goal/AchievementCommand.java b/src/main/java/seedu/duke/commands/goal/AchievementCommand.java
index 9b36bfb645..a35d60a779 100644
--- a/src/main/java/seedu/duke/commands/goal/AchievementCommand.java
+++ b/src/main/java/seedu/duke/commands/goal/AchievementCommand.java
@@ -1,6 +1,10 @@
 package seedu.duke.commands.goal;
 
 import seedu.duke.commands.Command;
+import seedu.duke.commands.CommandResult;
+import seedu.duke.data.GoalList;
+import seedu.duke.data.exception.IncorrectFormatException;
+import seedu.duke.ui.TextUi;
 
 public class AchievementCommand extends Command {
     public static final String COMMAND_WORD = "achievement";
@@ -11,4 +15,21 @@ public class AchievementCommand extends Command {
     public AchievementCommand(String cmd) {
         super(cmd);
     }
+
+    @Override
+    public CommandResult execute() {
+        try {
+            GoalList.verifyViewAchievementInput(this.userCommand);
+            feedbackToUser = TextUi.showAchievement();
+
+        } catch (IncorrectFormatException ife) {
+            feedbackToUser = ife.getMessage();
+        } catch (Exception e) {
+            feedbackToUser = "Something went wrong, please try again.";
+        }
+
+        return new CommandResult(feedbackToUser);
+    }
+
+
 }
diff --git a/src/main/java/seedu/duke/commands/goal/DeleteGoalCommand.java b/src/main/java/seedu/duke/commands/goal/DeleteGoalCommand.java
index c552ad4a24..9e2c36cd48 100644
--- a/src/main/java/seedu/duke/commands/goal/DeleteGoalCommand.java
+++ b/src/main/java/seedu/duke/commands/goal/DeleteGoalCommand.java
@@ -1,6 +1,11 @@
 package seedu.duke.commands.goal;
 
 import seedu.duke.commands.Command;
+import seedu.duke.commands.CommandResult;
+import seedu.duke.data.GoalList;
+import seedu.duke.data.exception.IncorrectFormatException;
+
+import java.io.IOException;
 
 public class DeleteGoalCommand extends Command {
     public static final String COMMAND_WORD = "deleteg";
@@ -11,4 +16,30 @@ public class DeleteGoalCommand extends Command {
     public DeleteGoalCommand(String cmd) {
         super(cmd);
     }
+
+    /**
+     * execute to remove a goal object from global goal list, by indexing
+     * If failed to delete a goal, tells user the specific problem.
+     * @return feedback to user of either success or fail
+     */
+    @Override
+    public CommandResult execute() {
+        try {
+            feedbackToUser = GoalList.deleteGoal(this.userCommand);
+
+        } catch (NumberFormatException nfe) {
+            feedbackToUser = "Please input a valid number for delete index.";
+        } catch (IncorrectFormatException ife) {
+            feedbackToUser = ife.getMessage();
+        } catch (IOException io) {
+            feedbackToUser = "Failed to save data. Please check the output file and restart the app.";
+        } catch (Exception e) {
+            feedbackToUser = "Something went wrong, please try again.";
+        }
+
+
+        return new CommandResult(feedbackToUser);
+    }
+
+
 }
diff --git a/src/main/java/seedu/duke/commands/goal/ViewGoalCommand.java b/src/main/java/seedu/duke/commands/goal/ViewGoalCommand.java
index 143e94f61a..d000aade58 100644
--- a/src/main/java/seedu/duke/commands/goal/ViewGoalCommand.java
+++ b/src/main/java/seedu/duke/commands/goal/ViewGoalCommand.java
@@ -1,6 +1,10 @@
 package seedu.duke.commands.goal;
 
 import seedu.duke.commands.Command;
+import seedu.duke.commands.CommandResult;
+import seedu.duke.data.GoalList;
+import seedu.duke.data.exception.IncorrectFormatException;
+import seedu.duke.ui.TextUi;
 
 public class ViewGoalCommand extends Command {
 
@@ -12,4 +16,19 @@ public class ViewGoalCommand extends Command {
     public ViewGoalCommand(String cmd) {
         super(cmd);
     }
+
+    @Override
+    public CommandResult execute() {
+        try {
+            GoalList.verifyViewGoalInput(this.userCommand);
+            feedbackToUser = TextUi.showGoalList();
+        } catch (IncorrectFormatException ife) {
+            feedbackToUser = ife.getMessage();
+        } catch (Exception e) {
+            feedbackToUser = "Something went wrong, please try again.";
+        }
+
+        return new CommandResult(feedbackToUser);
+    }
+
 }