From ff1c43d80b63dbf4635af996716ebd4417b66acf Mon Sep 17 00:00:00 2001
From: t-eguchi <26-t-eguchi-tmn@it-college.co.jp>
Date: Tue, 20 Oct 2026 13:45:30 +0900
Subject: [PATCH] =?UTF-8?q?=E9=80=94=E4=B8=AD?=
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---
 .../demo/controller/AdminLoanController.java  | 66 +++++++++++++++----
 1 file changed, 55 insertions(+), 11 deletions(-)

diff --git a/book-rent/src/main/java/com/example/demo/controller/AdminLoanController.java b/book-rent/src/main/java/com/example/demo/controller/AdminLoanController.java
index f2fe673..d97a265 100644
--- a/book-rent/src/main/java/com/example/demo/controller/AdminLoanController.java
+++ b/book-rent/src/main/java/com/example/demo/controller/AdminLoanController.java
@@ -5,22 +5,66 @@ import java.util.logging.Logger;
 import jakarta.servlet.http.HttpSession;
 
 import org.springframework.stereotype.Controller;
+import org.springframework.web.bind.annotation.ModelAttribute;
+import org.springframework.web.bind.annotation.PostMapping;
+import org.springframework.web.bind.annotation.RequestParam;
+import org.springframework.web.servlet.mvc.support.RedirectAttributes;
 
-import com.example.demo.entity.BookCollection;
-import com.example.demo.entity.BorrowBook;
+import com.example.demo.common.BusinessException;
+import com.example.demo.common.LoginUser;
+import com.example.demo.form.RentalForm;
+import com.example.demo.service.LoanService;
 
 @Controller
 public class AdminLoanController {
-	
+
 	// ログ出力用インスタンス
-		private final static Logger LOGGER = Logger.getLogger(AdminLoanController.class.getName());
+	private final static Logger LOGGER = Logger.getLogger(AdminLoanController.class.getName());
 
-		// エラーメッセージ用の定数フィールド
-		private final static String SEVERE_ERROR_MESSAGE = "エラーが発生しました！";
-		
-		HttpSession httpSession;
-		BookCollection bookcollection;
-		BorrowBook borrowBook;
-		
+	// エラーメッセージ用の定数フィールド
+	private final static String SEVERE_ERROR_MESSAGE = "エラーが発生しました！";
 
+	private final LoanService loanService;
+
+	public AdminLoanController(LoanService loanService) {
+		this.loanService = loanService;
+	}
+
+	
+	@PostMapping("/submit")
+	public String executeApproval(
+			@ModelAttribute("approvalConfilm") RentalForm form,
+			@RequestParam("action") 
+			String action,
+			HttpSession session,
+			RedirectAttributes redirectAttributes) {
+
+		// セッションからログイン中の管理者情報を取得
+		LoginUser loginUser = (LoginUser) session.getAttribute("LOGIN_USER");
+		if (loginUser == null) {
+			return "redirect:/login";
+		}
+
+		try {
+			if ("approve".equals(action)) {
+				// 確定したLoanServiceのインスタンスメソッド呼び出し
+				loanService.approve(form.getIdRequest(), loginUser);
+				redirectAttributes.addFlashAttribute("successMessage", "申請を承認しました。");
+
+			} else if ("reject".equals(action)) {
+				// 確定したLoanServiceのインスタンスメソッドを呼び出し、IDにはidRequestを渡す
+				loanService.reject(form.getIdRequest(), loginUser);
+				redirectAttributes.addFlashAttribute("successMessage", "申請を却下しました。");
+
+			} else {
+				throw new BusinessException("不正な操作が行われました。");
+			}
+
+		} catch (BusinessException e) {
+			redirectAttributes.addFlashAttribute("errorMessage", e.getMessage());
+			return "redirect:/admin/rental/detail/" + form.getIdRequest();
+		}
+
+		return "redirect:/applicationList";
+	}
 }