feat: implement message dto

user-service/src/main/java/kr/mafoo/user/enums/VariablePlaceholder.java

@@ -0,0 +1,26 @@
+package kr.mafoo.user.enums;
+
+import lombok.Getter;
+import lombok.RequiredArgsConstructor;
+
+@Getter
+@RequiredArgsConstructor
+public enum VariablePlaceholder {
+    ME_NAME("name", "{{사용자 이름}}"),
+
+    ALBUM_NAME("name","{{앨범 이름}}"),
+    ALBUM_PHOTO_COUNT("photoCount", "{{앨범 사진 수}}"),
+    ALBUM_OWNER_NAME("ownerMemberName", "{{앨범 소유자 이름}}"),
+
+    SHARE_MEMBER_INVITE_STATUS("inviteStatus", "{{공유 앨범 사용자 초대 상태}}"),
+    SHARE_MEMBER_NAME("name", "{{공유 앨범 사용자 이름}}"),
+
+    SHARE_ALBUM_NAME("albumName", "{{공유 앨범 이름}}"),
+    SHARE_ALBUM_PHOTO_COUNT("albumPhotoCount", "{{공유 앨범 사진 수}}"),
+    SHARE_ALBUM_OWNER_NAME("albumOwnerMemberName", "{{공유 앨범 소유자 이름}}"),
+    ;
+
+    private final String placeholderKey;
+    private final String placeholder;
+}
+

user-service/src/main/java/kr/mafoo/user/util/dto/MessageDto.java

@@ -0,0 +1,46 @@
+package kr.mafoo.user.util.dto;
+
+import java.util.List;
+import java.util.Map;
+import kr.mafoo.user.enums.VariablePlaceholder;
+
+public record MessageDto(
+    List<String> receiverMemberIds,
+    String title,
+    String body
+) {
+    public static MessageDto fromTemplateWithoutVariables(
+        List<String> receiverMemberIds,
+        String title,
+        String body
+    ) {
+        return new MessageDto(
+            receiverMemberIds,
+            title,
+            body
+        );
+    }
+
+    public static MessageDto fromTemplateWithVariables(
+        List<String> receiverMemberIds,
+        String title,
+        String body,
+        Map<String, String> variables
+    ) {
+        return new MessageDto(
+            receiverMemberIds,
+            convertWithVariables(title, variables),
+            convertWithVariables(body, variables)
+        );
+    }
+
+    private static String convertWithVariables(String text, Map<String, String> variables) {
+
+        for (VariablePlaceholder variablePlaceholder : VariablePlaceholder.values()) {
+            String value = variables.get(variablePlaceholder.getPlaceholderKey());
+            text = text.replace(variablePlaceholder.getPlaceholder(), value);
+        }
+
+        return text;
+    }
+}