[Feature] 리마인드 관련 API 개발

linkmind/src/main/java/com/app/toaster/controller/request/timer/CreateTimerRequestDto.java

@@ -9,5 +9,5 @@
 public record CreateTimerRequestDto(
      Long categoryId,
      String remindTime,
-     ArrayList<String> remindDates){
+     ArrayList<Integer> remindDates){
 }

linkmind/src/main/java/com/app/toaster/controller/request/timer/UpdateTimerDateTimeDto.java

@@ -2,5 +2,5 @@
 
 import java.util.ArrayList;
 
-public record UpdateTimerDateTimeDto(String remindTime, ArrayList<String> remindDate) {
+public record UpdateTimerDateTimeDto(String remindTime, ArrayList<Integer> remindDate) {
 }

linkmind/src/main/java/com/app/toaster/controller/response/timer/CompletedTimerDto.java

@@ -0,0 +1,13 @@
+package com.app.toaster.controller.response.timer;
+
+import com.app.toaster.controller.response.search.CategoryResult;
+import com.app.toaster.controller.response.search.SearchCategoryResult;
+import com.app.toaster.domain.Reminder;
+
+import java.util.List;
+
+public record CompletedTimerDto(Long timerId, Long categoryId, String remindTime, String remindDate, String comment) {
+    public static CompletedTimerDto of(Reminder timer,String remindTime, String remindDate){
+        return new CompletedTimerDto(timer.getId(), timer.getCategory().getCategoryId(), remindTime, remindDate, timer.getComment() );
+    }
+}

linkmind/src/main/java/com/app/toaster/domain/IntegerListConverter.java

@@ -0,0 +1,30 @@
+package com.app.toaster.domain;
+
+import jakarta.persistence.AttributeConverter;
+import jakarta.persistence.Converter;
+import java.util.ArrayList;
+
+@Converter
+public class IntegerListConverter implements AttributeConverter<ArrayList<Integer>, String> {
+
+    @Override
+    public String convertToDatabaseColumn(ArrayList<Integer> attribute) {
+        if (attribute == null || attribute.isEmpty()) {
+            return null;
+        }
+        return String.join(",", attribute.stream().map(String::valueOf).toArray(String[]::new));
+    }
+
+    @Override
+    public ArrayList<Integer> convertToEntityAttribute(String dbData) {
+        if (dbData == null || dbData.isEmpty()) {
+            return new ArrayList<>();
+        }
+        String[] values = dbData.split(",");
+        ArrayList<Integer> result = new ArrayList<>();
+        for (String value : values) {
+            result.add(Integer.valueOf(value));
+        }
+        return result;
+    }
+}

linkmind/src/main/java/com/app/toaster/domain/Reminder.java

@@ -28,15 +28,15 @@ public class Reminder {
 
 	private LocalTime remindTime;
 
-	@Convert(converter = StringListConverter.class)
-	private ArrayList<String> remindDates;
+	@Convert(converter = IntegerListConverter.class)
+	private ArrayList<Integer> remindDates;
 
 	private String comment;
 
 	private Boolean isAlarm;
 
 	@Builder
-	public Reminder(User user, Category category, String comment, LocalTime remindTime, ArrayList<String> remindDates, Boolean isAlarm) {
+	public Reminder(User user, Category category, String comment, LocalTime remindTime, ArrayList<Integer> remindDates, Boolean isAlarm) {
 		this.user = user;
 		this.category = category;
 		this.comment = comment;
@@ -49,7 +49,7 @@ public void updateRemindTime(String remindTime){
 		this.remindTime = LocalTime.parse(remindTime);
 	}
 
-	public void updateRemindDates(ArrayList<String> remindDates){
+	public void updateRemindDates(ArrayList<Integer> remindDates){
 		this.remindDates = remindDates;
 	}