refactor: 40기까지의 컬럼 데이터 초기화 (#396)

Author: rlajm1203

server/Recruit-Domain/src/main/resources/init.sql

@@ -1,6 +1,3 @@
-INSERT INTO columns (columns_id, created_at, updated_at, navigation_id, next_columns_id, title) VALUES (1,NOW(),NOW(), 1, 2,"개발자");
-INSERT INTO columns (columns_id, created_at, updated_at, navigation_id, next_columns_id, title) VALUES (2,NOW(),NOW(), 1, 3,"디자이너");
-INSERT INTO columns (columns_id, created_at, updated_at, navigation_id, next_columns_id, title) VALUES (3,NOW(),NOW(), 1, null, "기획자");
 INSERT INTO board (board_id, created_at, updated_at, card_id,card_type,column_id,navigation_id,next_board_id) VALUES (1,NOW(),NOW(),null,"INVISIBLE",1,1,null);
 INSERT INTO board (board_id, created_at, updated_at, card_id,card_type,column_id,navigation_id,next_board_id) VALUES (2,NOW(),NOW(),null,"INVISIBLE",2,1,null);
 INSERT INTO board (board_id, created_at, updated_at, card_id,card_type,column_id,navigation_id,next_board_id) VALUES (3,NOW(),NOW(),null,"INVISIBLE",3,1,null);
@@ -10,4 +7,58 @@ INSERT INTO navigation (navigation_id, created_at, updated_at, title) VALUES (3,
 INSERT INTO navigation (navigation_id, created_at, updated_at, title) VALUES (4,NOW(),NOW(),"홍보 및 디자인팀");
 INSERT INTO navigation (navigation_id, created_at, updated_at, title) VALUES (5,NOW(),NOW(),"지원자 대응팀");
 INSERT INTO navigation (navigation_id, created_at, updated_at, title) VALUES (6,NOW(),NOW(),"OT 담당팀");
-INSERT INTO navigation (navigation_id, created_at, updated_at, title) VALUES (7,NOW(),NOW(),"기타 참고");
+INSERT INTO navigation (navigation_id, created_at, updated_at, title) VALUES (7,NOW(),NOW(),"기타 참고");
+
+-- 31기 ~ 40기 공통 컬럼(개발자/디자이너/기획자) 초기화
+-- navigation_id = 1(공통) 기준으로 year별 컬럼을 생성합니다.
+INSERT INTO columns (created_at, updated_at, navigation_id, title, year)
+SELECT NOW(), NOW(), 1, t.title, y.year
+FROM (
+    SELECT 31 AS year
+    UNION ALL SELECT 32
+    UNION ALL SELECT 33
+    UNION ALL SELECT 34
+    UNION ALL SELECT 35
+    UNION ALL SELECT 36
+    UNION ALL SELECT 37
+    UNION ALL SELECT 38
+    UNION ALL SELECT 39
+    UNION ALL SELECT 40
+) y
+CROSS JOIN (
+    SELECT "개발자" AS title
+    UNION ALL SELECT "디자이너"
+    UNION ALL SELECT "기획자"
+) t
+WHERE NOT EXISTS (
+    SELECT 1
+    FROM columns c
+    WHERE c.navigation_id = 1
+      AND c.year = y.year
+      AND c.title = t.title
+);
+
+-- year별 공통 컬럼의 연결 순서를 개발자 -> 디자이너 -> 기획자 로 맞춥니다.
+UPDATE columns c
+SET c.next_columns_id = CASE
+    WHEN c.title = "개발자" THEN (
+        SELECT c2.columns_id
+        FROM columns c2
+        WHERE c2.navigation_id = 1
+          AND c2.year = c.year
+          AND c2.title = "디자이너"
+        LIMIT 1
+    )
+    WHEN c.title = "디자이너" THEN (
+        SELECT c3.columns_id
+        FROM columns c3
+        WHERE c3.navigation_id = 1
+          AND c3.year = c.year
+          AND c3.title = "기획자"
+        LIMIT 1
+    )
+    ELSE NULL
+END
+WHERE c.navigation_id = 1
+  AND c.year BETWEEN 31 AND 40
+  AND c.title IN ("개발자", "디자이너", "기획자");