add media service (#148)

* add media service

* fix some error and config download

* fix sonar

src/main/java/com/fjb/sunrise/config/WebServletConfig.java

@@ -65,5 +65,6 @@ public void addViewControllers(ViewControllerRegistry registry) {
         registry.addViewController("/auth/login").setViewName(AUTH_VIEW);
         registry.addViewController("/auth/register").setViewName(AUTH_VIEW);
         registry.addViewController("/category/index").setViewName("category/index");
+        registry.addViewController("/medias").setViewName("media/index");
     }
 }

src/main/java/com/fjb/sunrise/controllers/MediaController.java

@@ -0,0 +1,93 @@
+package com.fjb.sunrise.controllers;
+
+import com.fjb.sunrise.dtos.responses.MediaResponse;
+import com.fjb.sunrise.exceptions.BadRequestException;
+import com.fjb.sunrise.models.Media;
+import com.fjb.sunrise.services.MediaService;
+import java.util.List;
+import java.util.stream.Collectors;
+import lombok.RequiredArgsConstructor;
+import org.springframework.core.io.ByteArrayResource;
+import org.springframework.http.HttpHeaders;
+import org.springframework.http.HttpStatus;
+import org.springframework.http.MediaType;
+import org.springframework.http.ResponseEntity;
+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.PostMapping;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RequestParam;
+import org.springframework.web.multipart.MultipartFile;
+import org.springframework.web.servlet.ModelAndView;
+import org.springframework.web.servlet.support.ServletUriComponentsBuilder;
+
+@Controller
+@RequiredArgsConstructor
+@RequestMapping("/medias")
+public class MediaController {
+
+    private final MediaService mediaService;
+
+    @GetMapping
+    public ModelAndView index() {
+        return new ModelAndView("media/index");
+    }
+
+    @PostMapping("/upload")
+    public ModelAndView uploadFile(@RequestParam("file") MultipartFile file) {
+        try {
+            mediaService.store(file);
+        } catch (Exception ignored) {
+            throw new BadRequestException("Error when upload file");
+        }
+        return new ModelAndView("redirect:/medias");
+    }
+
+    @GetMapping("/files")
+    public ModelAndView getListFiles() {
+        List<MediaResponse> files = mediaService.getAllMedias().map(dbFile -> {
+            String fileDownloadUri = ServletUriComponentsBuilder
+                .fromCurrentContextPath()
+                .path("/medias/files/")
+                .path(dbFile.getFileCode())
+                .toUriString();
+
+            return new MediaResponse(
+                dbFile.getName(),
+                dbFile.getFileCode(),
+                fileDownloadUri,
+                dbFile.getType(),
+                dbFile.getData().length);
+        }).toList();
+
+        ModelAndView modelAndView = new ModelAndView("media/index");
+
+        modelAndView.addObject("files", files);
+        return modelAndView;
+    }
+
+    @GetMapping("/files/{fileCode}")
+    public ResponseEntity<byte[]> getFile(@PathVariable String fileCode) {
+        Media fileDB = mediaService.getMedia(fileCode);
+
+        return ResponseEntity.ok()
+            .header(HttpHeaders.CONTENT_DISPOSITION, "attachment; filename=\"" + fileDB.getName() + "\"")
+            .body(fileDB.getData());
+    }
+
+    @GetMapping("/media/{fileCode}")
+    public ResponseEntity<ByteArrayResource> getMedia(@PathVariable String fileCode) {
+        Media media = mediaService.getMedia(fileCode);
+        if (media == null) {
+            return ResponseEntity.status(HttpStatus.NOT_FOUND).build();
+        }
+
+        ByteArrayResource resource = new ByteArrayResource(media.getData());
+        return ResponseEntity.ok()
+            .header(HttpHeaders.CONTENT_DISPOSITION, "inline; filename=\"" + media.getName() + "\"")
+            .contentType(MediaType.parseMediaType(media.getType()))
+            .contentLength(media.getData().length)
+            .body(resource);
+    }
+}

src/main/java/com/fjb/sunrise/dtos/responses/MediaResponse.java

@@ -0,0 +1,16 @@
+package com.fjb.sunrise.dtos.responses;
+
+import lombok.AllArgsConstructor;
+import lombok.Getter;
+import lombok.Setter;
+
+@Getter
+@Setter
+@AllArgsConstructor
+public class MediaResponse {
+    private String name;
+    private String fileCode;
+    private String url;
+    private String type;
+    private long size;
+}

src/main/java/com/fjb/sunrise/models/Media.java

@@ -0,0 +1,39 @@
+package com.fjb.sunrise.models;
+
+import jakarta.persistence.Basic;
+import jakarta.persistence.Entity;
+import jakarta.persistence.FetchType;
+import jakarta.persistence.GeneratedValue;
+import jakarta.persistence.GenerationType;
+import jakarta.persistence.Id;
+import jakarta.persistence.Lob;
+import jakarta.persistence.Table;
+import lombok.AllArgsConstructor;
+import lombok.Builder;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
+import lombok.Setter;
+
+@Entity
+@Getter
+@Setter
+@Builder
+@Table(name = "medias")
+@AllArgsConstructor
+@NoArgsConstructor
+public class Media {
+
+    @Id
+    @GeneratedValue(strategy = GenerationType.IDENTITY)
+    private Long id;
+
+    private String name;
+
+    private String type;
+
+    @Lob
+    @Basic(fetch = FetchType.LAZY)
+    private byte[] data;
+
+    private String fileCode;
+}

src/main/java/com/fjb/sunrise/repositories/MediaRepository.java

@@ -0,0 +1,8 @@
+package com.fjb.sunrise.repositories;
+
+import com.fjb.sunrise.models.Media;
+import org.springframework.data.jpa.repository.JpaRepository;
+
+public interface MediaRepository extends JpaRepository<Media, Long> {
+    Media findByFileCode(String fileCode);
+}

src/main/java/com/fjb/sunrise/services/MediaService.java

@@ -0,0 +1,46 @@
+package com.fjb.sunrise.services;
+
+import com.fjb.sunrise.exceptions.BadRequestException;
+import com.fjb.sunrise.models.Media;
+import com.fjb.sunrise.repositories.MediaRepository;
+import java.io.IOException;
+import java.util.UUID;
+import java.util.stream.Stream;
+import lombok.RequiredArgsConstructor;
+import org.springframework.stereotype.Service;
+import org.springframework.transaction.annotation.Transactional;
+import org.springframework.util.StringUtils;
+import org.springframework.web.multipart.MultipartFile;
+
+@Service
+@RequiredArgsConstructor
+@Transactional(readOnly = true)
+public class MediaService {
+
+    private final MediaRepository mediaRepository;
+
+    public Media store(MultipartFile file) throws IOException {
+        if (file == null || file.getOriginalFilename() == null) {
+            throw new BadRequestException("File is null");
+        }
+        String fileName = StringUtils.cleanPath(file.getOriginalFilename());
+        String fileCode = UUID.randomUUID().toString();
+        Media media = Media.builder()
+            .name(fileName)
+            .type(file.getContentType())
+            .data(file.getBytes())
+            .fileCode(fileCode)
+            .build();
+
+        return mediaRepository.save(media);
+    }
+
+    @Transactional
+    public Media getMedia(String fileCode) {
+        return mediaRepository.findByFileCode(fileCode);
+    }
+
+    public Stream<Media> getAllMedias() {
+        return mediaRepository.findAll().stream();
+    }
+}

src/main/resources/application.yml

@@ -37,6 +37,11 @@ spring:
           security: DEBUG
           aop: DEBUG
 
+  servlet:
+    multipart:
+      max-file-size: 2MB
+      max-request-size: 2MB
+
 server:
   port: ${SERVER_LOCAL_PORT}
   servlet:

src/main/resources/templates/error.html

@@ -57,16 +57,6 @@ <h2>Field Errors:</h2>
 <!-- Core plugin JavaScript-->
 <script th:src="@{/vendor/jquery-easing/jquery.easing.min.js}" type="application/javascript"></script>
 
-<!-- Custom scripts for all pages-->
-<script th:src="@{/js/sb-admin-2.min.js}" type="application/javascript"></script>
-
-<!-- Page level plugins -->
-<script th:src="@{/vendor/chart.js/Chart.min.js}" type="application/javascript"></script>
-
-<!-- Page level custom scripts -->
-<script th:src="@{/js/demo/chart-area-demo.js}" type="application/javascript"></script>
-<script th:src="@{/js/demo/chart-pie-demo.js}" type="application/javascript"></script>
-
 <!-- Page level plugins -->
 <script th:src="@{/vendor/datatables/jquery.dataTables.min.js}" type="application/javascript"></script>
 <script th:src="@{/vendor/datatables/dataTables.bootstrap4.min.js}" type="application/javascript"></script>

src/main/resources/templates/media/index.html

@@ -0,0 +1,105 @@
+<!DOCTYPE html>
+<html lang="en" xmlns:th="http://www.thymeleaf.org">
+<head>
+    <meta charset="UTF-8">
+    <meta name="viewport"
+          content="width=device-width, user-scalable=no, initial-scale=1.0, maximum-scale=1.0, minimum-scale=1.0">
+    <meta http-equiv="X-UA-Compatible" content="ie=edge">
+    <title>Media</title>
+    <link rel="stylesheet" th:href="@{/css/bootstrap.min.css}" type="text/css">
+    <script th:src="@{/js/bootstrap.bundle.min.js}" type="text/javascript"></script>
+
+    <!-- Custom fonts for this template-->
+    <link th:href="@{/vendor/fontawesome-free/css/all.min.css}" rel="stylesheet" type="text/css">
+    <link
+            href="https://fonts.googleapis.com/css?family=Nunito:200,200i,300,300i,400,400i,600,600i,700,700i,800,800i,900,900i"
+            rel="stylesheet">
+
+    <!-- Custom styles for this template-->
+    <link th:href="@{/css/sb-admin-2.min.css}" rel="stylesheet" type="text/css">
+    <!-- Custom styles for this page -->
+    <link th:href="@{/vendor/datatables/dataTables.bootstrap4.min.css}" rel="stylesheet" type="text/css">
+    <script th:src="@{/js/bootstrap.bundle.min.js}" type="text/javascript"></script>
+</head>
+<body id="page-top">
+
+<!-- Page Wrapper -->
+<div id="wrapper">
+
+    <!-- Sidebar from fragment -->
+    <div th:replace="~{tab_bar :: tab-bar}"></div>
+
+    <!-- Content Wrapper -->
+    <div id="content-wrapper" class="d-flex flex-column">
+
+        <!-- Main Content -->
+        <div id="content">
+
+            <!-- Header from fragment -->
+            <div th:replace="~{header :: header}"></div>
+
+            <div class="container-fluid">
+
+                <div class="container mt-5">
+                    <h2>Upload Media Files</h2>
+
+                    <form th:action="@{/medias/upload}" method="post" enctype="multipart/form-data">
+                        <div class="form-group">
+                            <label for="file">Choose file</label>
+                            <input type="file" id="file" name="file" class="form-control" required>
+                        </div>
+                        <button type="submit" class="btn btn-primary">Upload</button>
+                    </form>
+
+                    <hr>
+
+                    <div th:if="${files != null and #lists.size(files) > 0}">
+                        <h3>Uploaded Files</h3>
+                        <table class="table">
+                            <thead>
+                            <tr>
+                                <th>Name</th>
+                                <th>File Code</th>
+                                <th>Type</th>
+                                <th>Size (bytes)</th>
+                                <th>Download</th>
+                            </tr>
+                            </thead>
+                            <tbody>
+                            <tr th:each="file : ${files}">
+                                <td th:text="${file.name}"></td>
+                                <td th:text="${file.fileCode}"></td>
+                                <td th:text="${file.type}"></td>
+                                <td th:text="${file.size}"></td>
+                                <td>
+                                    <a th:href="${file.url}" class="btn btn-success btn-sm">Download</a>
+                                </td>
+                            </tr>
+                            </tbody>
+                        </table>
+                    </div>
+                </div>
+
+            </div>
+
+        </div>
+
+    </div>
+
+</div>
+
+<!-- Bootstrap core JavaScript-->
+<script th:src="@{/vendor/jquery/jquery.min.js}" type="application/javascript"></script>
+<script th:src="@{/vendor/bootstrap/js/bootstrap.bundle.min.js}" type="application/javascript"></script>
+
+<!-- Core plugin JavaScript-->
+<script th:src="@{/vendor/jquery-easing/jquery.easing.min.js}" type="application/javascript"></script>
+
+<!-- Custom scripts for all pages-->
+<script th:src="@{/js/sb-admin-2.min.js}" type="application/javascript"></script>
+
+<!-- Page level plugins -->
+<script th:src="@{/vendor/datatables/jquery.dataTables.min.js}" type="application/javascript"></script>
+<script th:src="@{/vendor/datatables/dataTables.bootstrap4.min.js}" type="application/javascript"></script>
+</body>
+</html>

src/main/resources/templates/tab_bar.html

@@ -72,6 +72,13 @@
         </a>
     </li>
 
+    <li class="nav-item">
+        <a class="nav-link collapsed" th:href="@{/medias/files}">
+            <i class="fas fa-fw fa-folder"></i>
+            <span>Media</span>
+        </a>
+    </li>
+
     <!-- Divider -->
     <hr class="sidebar-divider">