refactor: 기존의 view 로직 마이그레이션 및 클래스 통합

src/main/java/roomescape/view/controller/AdminPageController.java

@@ -1,40 +0,0 @@
-package roomescape.view.controller;
-
-import org.springframework.stereotype.Controller;
-import org.springframework.web.bind.annotation.GetMapping;
-
-import roomescape.system.auth.annotation.Admin;
-
-@Controller
-public class AdminPageController {
-
-	@Admin
-	@GetMapping("/admin")
-	public String showAdminPage() {
-		return "admin/index";
-	}
-
-	@Admin
-	@GetMapping("/admin/reservation")
-	public String showAdminReservationPage() {
-		return "admin/reservation-new";
-	}
-
-	@Admin
-	@GetMapping("/admin/time")
-	public String showAdminTimePage() {
-		return "admin/time";
-	}
-
-	@Admin
-	@GetMapping("/admin/theme")
-	public String showAdminThemePage() {
-		return "admin/theme";
-	}
-
-	@Admin
-	@GetMapping("/admin/waiting")
-	public String showAdminWaitingPage() {
-		return "admin/waiting";
-	}
-}

src/main/java/roomescape/view/controller/AuthPageController.java

@@ -1,13 +0,0 @@
-package roomescape.view.controller;
-
-import org.springframework.stereotype.Controller;
-import org.springframework.web.bind.annotation.GetMapping;
-
-@Controller
-public class AuthPageController {
-
-	@GetMapping("/login")
-	public String showLoginPage() {
-		return "login";
-	}
-}

src/main/java/roomescape/view/controller/ClientPageController.java

@@ -1,27 +0,0 @@
-package roomescape.view.controller;
-
-import org.springframework.stereotype.Controller;
-import org.springframework.web.bind.annotation.GetMapping;
-
-import roomescape.system.auth.annotation.LoginRequired;
-
-@Controller
-public class ClientPageController {
-
-	@GetMapping("/")
-	public String showPopularThemePage() {
-		return "index";
-	}
-
-	@LoginRequired
-	@GetMapping("/reservation")
-	public String showReservationPage() {
-		return "reservation";
-	}
-
-	@LoginRequired
-	@GetMapping("/reservation-mine")
-	public String showReservationMinePage() {
-		return "reservation-mine";
-	}
-}

src/main/java/roomescape/view/controller/PageController.kt

@@ -0,0 +1,48 @@
+package roomescape.view.controller
+
+import org.springframework.stereotype.Controller
+import org.springframework.web.bind.annotation.GetMapping
+import org.springframework.web.bind.annotation.PathVariable
+import org.springframework.web.bind.annotation.RequestMapping
+import roomescape.system.auth.annotation.Admin
+import roomescape.system.auth.annotation.LoginRequired
+
+@Controller
+class AuthPageController {
+
+    @GetMapping("/login")
+    fun showLoginPage(): String = "login"
+}
+
+@Controller
+@RequestMapping("/admin")
+class AdminPageController {
+
+    @Admin
+    @GetMapping
+    fun showIndexPage() = "admin/index"
+
+    @Admin
+    @GetMapping("/{page}")
+    fun showAdminSubPage(@PathVariable page: String) = when (page) {
+        "reservation" -> "admin/reservation-new"
+        "time" -> "admin/time"
+        "theme" -> "admin/theme"
+        "waiting" -> "admin/waiting"
+        else -> "admin/index"
+    }
+}
+
+@Controller
+class ClientPageController {
+    @GetMapping("/")
+    fun showPopularThemePage(): String = "index"
+
+    @LoginRequired
+    @GetMapping("/reservation")
+    fun showReservationPage(): String = "reservation"
+
+    @LoginRequired
+    @GetMapping("/reservation-mine")
+    fun showReservationMinePage(): String = "reservation-mine"
+}