package action.admin;

import org.apache.struts.action.ActionMapping;
import org.apache.struts.action.ActionForm;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.apache.struts.action.ActionForward;
import org.apache.struts.action.Action;

import bean.*;

import db.*;

public class ChangeAdminPwd extends Action {
	/**
	 * 覆蓋Action的execute（）方法
	 * 
	 */
	public ActionForward execute(ActionMapping mapping, ActionForm form,
			HttpServletRequest request, HttpServletResponse response) {
		// 從request中取得admin
		AdminBean admin = (AdminBean) request.getSession()
				.getAttribute("admin");
		// 從request中取得olduserPwd
		String oldpwd = request.getParameter("olduserPwd");
		// 從request中取得newuserPwd
		String newPwd = request.getParameter("newuserPwd");
		// 從request中取得isuserPwd
		String isPwd = request.getParameter("isuserPwd");
		// 判斷原始密碼不正確
		if (!oldpwd.equals(admin.getUserPwd())) {
			request.setAttribute("message",
					"<script>alert('原始密碼不正確 修改失敗')</script>");
			return mapping.findForward("chengeadmin");
		} else if (!newPwd.equals(isPwd)) {
			// 判斷新密碼和確認密碼是否一致
			request.setAttribute("message",
					"<script>alert('新密碼和確認密碼不一致 修改失敗')</script>");
			return mapping.findForward("chengeadmin");
		}
		// 創建AdminOperation對象
		AdminOperation db = new AdminOperation();
		// 修改admin的密碼為新密碼
		admin.setUserPwd(newPwd);
		if (db.changeAdminPwd(admin)) {
			request.setAttribute("message", "<script>alert('更新成功');</script>");
			request.getSession().setAttribute("admin", admin);
		} else {
			request.setAttribute("message", "<script>alert('更新失敗');</script>");
		}
		// 關閉數據庫的連接
		db.Close();
		return mapping.findForward("chengeadmin");
	}
}