feat: add download and upload options

pom.xml

@@ -80,7 +80,25 @@
 			<version>1.17.3</version>
 			<scope>test</scope>
 		</dependency>
-    </dependencies>
+
+		<dependency>
+			<groupId>org.apache.httpcomponents</groupId>
+			<artifactId>httpcore</artifactId>
+			<version>4.4.15</version>
+		</dependency>
+
+		<dependency>
+			<groupId>org.apache.httpcomponents</groupId>
+			<artifactId>httpmime</artifactId>
+			<version>4.5.13</version>
+		</dependency>
+		<dependency>
+			<groupId>org.apache.httpcomponents</groupId>
+			<artifactId>httpclient</artifactId>
+			<version>4.5.13</version>
+		</dependency>
+
+	</dependencies>
 
 	<build>
 		<finalName>shared-folder-server</finalName>

src/main/java/com/project/sharedfolderserver/v1/file/FileDto.java

@@ -6,13 +6,14 @@
 import lombok.Data;
 import lombok.NoArgsConstructor;
 
+import java.io.Serializable;
 import java.time.Instant;
 import java.util.UUID;
 
 @Data
 @NoArgsConstructor
 @JsonIgnoreProperties(ignoreUnknown = true)
-public class FileDto {
+public class FileDto implements Serializable {
     @JsonProperty("id")
     private UUID id;
     @JsonProperty("name")

src/main/java/com/project/sharedfolderserver/v1/file/FileHttpController.java

@@ -6,10 +6,14 @@
 import lombok.RequiredArgsConstructor;
 import lombok.extern.slf4j.Slf4j;
 import org.springframework.http.HttpStatus;
+import org.springframework.http.MediaType;
 import org.springframework.http.ResponseEntity;
 import org.springframework.validation.annotation.Validated;
 import org.springframework.web.bind.annotation.*;
+import org.springframework.web.multipart.MultipartFile;
+import org.springframework.web.servlet.mvc.method.annotation.StreamingResponseBody;
 
+import java.io.IOException;
 import java.util.List;
 import java.util.UUID;
 
@@ -28,20 +32,22 @@ public ResponseEntity<List<FileDto>> list() {
                 body(files);
     }
 
-    @PostMapping
-    public ResponseEntity<FileDto> create(@Validate(JsonSchema.FILE_CREATE) FileDto fileToAdd) {
-        log.info("in create, request body: " + fileToAdd);
-        FileDto addedFile = fileService.create(fileToAdd);
+    @PostMapping(consumes = { MediaType.MULTIPART_FORM_DATA_VALUE })
+    public ResponseEntity<FileDto> create (@RequestParam("file") MultipartFile file) throws IOException {
+        FileDto uploadedFile = new FileDto();
+        uploadedFile.setName(file.getOriginalFilename());
+        uploadedFile.setContent(file.getBytes());
+        log.info("in create, request body: " + uploadedFile);
+        FileDto addedFile = fileService.create(uploadedFile);
         return ResponseEntity.status(HttpStatus.CREATED)
                 .body(addedFile);
     }
 
     @GetMapping("{id}")
-    public ResponseEntity<FileDto> download(@PathVariable UUID id) {
+    public StreamingResponseBody download(@PathVariable UUID id) {
         FileDto file = fileService.findById(id)
                 .orElseThrow(() -> new FileNotFoundError(id));
-        return ResponseEntity.status(HttpStatus.OK)
-                .body(file);
+        return outputStream -> outputStream.write(file.getContent());
     }
 
     @DeleteMapping("{id}")

src/main/resources/application.yaml

@@ -4,6 +4,10 @@ migration:
   baselineOnMigration: ${DB_MIGRATION_BASELINE_ENABLED:true}
 
 spring:
+  servlet:
+    multipart:
+      max-file-size: 200MB
+      max-request-size: 200MB
   flyway:
     # should be disabled as we use our migration
     enabled: false

src/test/resources/cases/file/failed-upload-file-illegal-content.json

@@ -11,8 +11,8 @@
     "data": null,
     "errors": [
       {
-        "name": "ValidationError",
-        "message": "validation error [$.%fieldName%: %typeName% found, string expected]"
+        "name": "FileCannotBeCreatedError",
+        "message": "file could not be created. Illegal file name %fieldName%, file name must be in the form of NAME.KIND, using letters, numbers. some special characters are illegal"
       }
     ]
   }

src/test/resources/cases/file/success-download-file.json

@@ -6,12 +6,12 @@
   "expectedResult": {
     "data": {
       "kind": "zip",
-      "content": "QVJsRUFBPT0=",
+      "content": "ARlEAA==",
       "id": "28cbd8e2-4b93-11ed-bdc3-0242ac120002",
       "name": "testFile.zip",
       "dateModified": 1436224954.000000000,
       "dateAdded": 1436224954.000000000,
-      "size": "4 bytes"
+      "size": "8 bytes"
     }
   }
 }

src/test/resources/cases/file/success-upload-file.json

@@ -14,7 +14,7 @@
       "name": "testFile.zip",
       "dateModified": "2022-10-17T08:29:13.096594Z",
       "dateAdded": "2022-10-17T08:29:13.096553Z",
-      "size": "4 bytes"
+      "size": "8 bytes"
     }
   }
 }