work version vk auth without buisness acc

build.gradle

@@ -31,10 +31,6 @@ dependencies {
 	implementation 'org.mapstruct:mapstruct:1.5.5.Final'
 	implementation 'commons-validator:commons-validator:1.7'
 
-	implementation 'com.fasterxml.jackson.dataformat:jackson-dataformat-xml:2.17.0'
-	implementation 'tools.jackson.core:jackson-core:3.0.3'
-	implementation 'jakarta.xml.bind:jakarta.xml.bind-api:4.0.0'
-
 	annotationProcessor 'org.mapstruct:mapstruct-processor:1.5.5.Final'
 	annotationProcessor 'org.projectlombok:lombok'
 

docker-compose.yaml

@@ -58,18 +58,13 @@ services:
     environment:
       FILE_STORAGE_PATH: /data/uploads
       MAX_FILE_SIZE: 10737418240
-#      FILE_CHUNK_SIZE: 1048576
+      FILE_CHUNK_SIZE: 1048576
-      FILE_CHUNK_SIZE: 1000000
       POSTGRES_DB: no_copy_
       POSTGRES_USER: postgres
       POSTGRES_PASSWORD: postgres
       POSTGRES_PORT: 5432
       POSTGRES_HOST: db
-      YANDEX_API_KEY: AQVNyaVaUmgUb1GMCtf5zSEqFxy0woXrcMOOB43q
-      YANDEX_FOLDER_ID: b1gokpdbm6qfpsou8pcd
-      YANDEX_SEARCH_URL: "https://searchapi.api.cloud.yandex.net/v2/image/search_by_image"
       STORAGE_SERVICE_URL: http://storage:8081
-      SPRING_PROFILES_ACTIVE: docker
     depends_on:
       - db
     ports:
@@ -125,7 +120,7 @@ services:
   prometheus:
     image: prom/prometheus:latest
     container_name: prometheus
-    deploy:
+    deploy:  # ← ДОБАВЛЕНО
       resources:
         limits:
           cpus: '0.5'
@@ -153,7 +148,7 @@ services:
   loki:
     image: grafana/loki:2.9.2
     container_name: loki
-    deploy:
+    deploy:  # ← ДОБАВЛЕНО
       resources:
         limits:
           cpus: '1.0'
@@ -178,7 +173,7 @@ services:
   tempo:
     image: grafana/tempo:2.4.1
     container_name: tempo
-    deploy:
+    deploy:  # ← ДОБАВЛЕНО
       resources:
         limits:
           cpus: '0.5'

infrastructure/jenkins/deploy.groovy

@@ -7,6 +7,7 @@ pipeline {
                 defaultValue: 'dev',
                 description: 'Ветка для деплоя'
         )
+
         string(
                 name: 'SERVER',
                 defaultValue: '92.242.61.23',
@@ -50,57 +51,156 @@ pipeline {
                             sshpass -p '$SSH_PASS' ssh -o StrictHostKeyChecking=no $SSH_USER@$SERVER "
                                 cd /opt/deployments/${params.BRANCH}
                                 
-                                echo '1. Остановка старого приложения...'
+                                echo '========================================'
-                                docker stop app-backend 2>/dev/null || echo 'Контейнер не найден'
+                                echo 'Step 1: Checking current state...'
-                                docker rm app-backend 2>/dev/null || echo 'Контейнер не найден'
+                                echo '========================================'
                                 
-                                echo '2. Удаление старых образов...'
+                                docker ps --filter 'name=postgres|app-backend|storage|grafana|prometheus|loki|tempo|alloy' --format 'table {{.Names}}\\t{{.Image}}\\t{{.Status}}'
-                                docker images --filter 'reference=*app*' -q | xargs -r docker rmi -f 2>/dev/null || echo 'Нет образов для удаления'
                                 
-                                echo '3. Создание сети если нужно...'
+                                echo '========================================'
-                                docker network create app-network 2>/dev/null || echo 'Сеть уже существует'
+                                echo 'Step 2: Setup environment for compatibility...'
+                                echo '========================================'
                                 
-                                echo '4. Запуск инфраструктуры...'
+                                docker network create app-network 2>/dev/null || echo 'Network app-network already exists'
-                                docker-compose up -d db storage
                                 
-                                echo '5. Ожидание PostgreSQL...'
+                                echo 'COMPOSE_COMPATIBILITY=true' > .env
-                                sleep 10
                                 
-                                echo '6. Сборка нового образа приложения...'
+                                echo '========================================'
-                                docker build --no-cache -t app-backend:latest .
+                                echo 'Step 3: Force cleanup old application...'
+                                echo '========================================'
                                 
-                                echo '7. Запуск приложения...'
+                                docker-compose --compatibility down 2>/dev/null || echo 'No previous compose stack'
-                                docker run -d \\
-                                  --name app-backend \\
-                                  --network app-network \\
-                                  --network-alias app \\
-                                  -p 80:8080 \\
-                                  -v uploads_data:/data/uploads:rw \\
-                                  -e POSTGRES_DB=no_copy_ \\
-                                  -e POSTGRES_USER=postgres \\
-                                  -e POSTGRES_PASSWORD=postgres \\
-                                  -e POSTGRES_PORT=5432 \\
-                                  -e POSTGRES_HOST=db \\
-                                  --restart unless-stopped \\
-                                  app-backend:latest
                                 
-                                echo '8. Запуск мониторинга...'
+                                docker images --filter 'reference=*app-backend*' -q | xargs -r docker rmi -f 2>/dev/null || echo 'No images to remove'
-                                docker-compose up -d grafana prometheus loki tempo alloy
                                 
-                                echo '9. Проверка...'
+                                echo '========================================'
-                                sleep 5
+                                echo 'Step 4: Verify files and fix compose...'
+                                echo '========================================'
                                 
-                                echo 'Статус контейнеров:'
+                                if [ ! -f docker-compose.yaml ]; then
-                                docker ps --format 'table {{.Names}}\\t{{.Image}}\\t{{.Status}}'
+                                    echo 'ERROR: docker-compose.yaml not found!'
-                                
+                                    ls -la
-                                echo '10. Проверка health...'
+                                    exit 1
-                                if curl -s -f http://localhost:80/health > /dev/null 2>&1; then
-                                    echo 'Приложение работает'
-                                    echo 'URL: http://${params.SERVER}:80'
-                                else
-                                    echo 'Проверка health не удалась'
-                                    docker logs app-backend --tail=20
                                 fi
+                                
+                                echo 'Checking docker-compose.yaml syntax...'
+                                docker-compose --compatibility config 2>&1 | head -20 || echo 'Config check output'
+                                
+                                echo '========================================'
+                                echo 'Step 5: Start infrastructure services...'
+                                echo '========================================'
+                                
+                                echo 'Starting PostgreSQL with resource limits...'
+                                docker-compose --compatibility up -d db
+                                
+                                echo 'Starting storage service...'
+                                docker-compose --compatibility up -d storage
+                                
+                                echo 'Waiting for PostgreSQL to be ready...'
+                                for i in {1..30}; do
+                                    if docker-compose --compatibility exec db pg_isready -U postgres 2>/dev/null; then
+                                        echo 'PostgreSQL is ready'
+                                        break
+                                    fi
+                                    echo 'Waiting... attempt ' \$i
+                                    sleep 2
+                                done
+                                
+                                echo '========================================'
+                                echo 'Step 6: Build application image...'
+                                echo '========================================'
+                                
+                                if [ ! -f Dockerfile ]; then
+                                    echo 'ERROR: Dockerfile not found!'
+                                    exit 1
+                                fi
+                                
+                                echo 'Building Docker image...'
+                                docker build --no-cache -t app-backend:latest . 2>&1 | tail -30
+                                
+                                echo 'Image created successfully'
+                                docker images app-backend:latest --format 'table {{.Repository}}\\t{{.Tag}}\\t{{.Size}}\\t{{.CreatedAt}}'
+                                
+                                echo '========================================'
+                                echo 'Step 7: Start application with resource limits...'
+                                echo '========================================'
+                                
+                                docker volume create uploads_data 2>/dev/null || echo 'Volume uploads_data already exists'
+                                
+                                echo 'Starting main application...'
+                                docker-compose --compatibility up -d app
+                                
+                                echo 'Waiting for application to start...'
+                                sleep 15
+                                
+                                echo '========================================'
+                                echo 'Step 8: Start monitoring stack...'
+                                echo '========================================'
+                                
+                                docker-compose --compatibility up -d grafana prometheus loki tempo alloy
+                                
+                                echo '========================================'
+                                echo 'Step 9: Verify deployment...'
+                                echo '========================================'
+                                
+                                echo 'All containers status:'
+                                docker-compose --compatibility ps
+                                
+                                echo ''
+                                echo 'Resource limits check:'
+                                echo 'App backend limits:'
+                                docker inspect app-backend --format='{{.HostConfig.Memory}} {{.HostConfig.CpuQuota}} {{.HostConfig.CpuPeriod}}' 2>/dev/null || echo 'Cannot inspect'
+                                
+                                echo ''
+                                echo 'PostgreSQL limits:'
+                                docker inspect postgres --format='{{.HostConfig.Memory}} {{.HostConfig.CpuQuota}} {{.HostConfig.CpuPeriod}}' 2>/dev/null || echo 'Cannot inspect'
+                                
+                                echo ''
+                                echo 'Container resource usage:'
+                                docker stats --no-stream --format 'table {{.Name}}\\t{{.CPUPerc}}\\t{{.MemUsage}}\\t{{.MemPerc}}' postgres app-backend storage 2>/dev/null || echo 'Stats not available'
+                                
+                                echo '========================================'
+                                echo 'Step 10: Health checks...'
+                                echo '========================================'
+                                
+                                echo 'Application health check...'
+                                for i in {1..10}; do
+                                    if curl -s -f http://localhost:80/health 2>/dev/null; then
+                                        echo '✓ Application health check PASSED'
+                                        break
+                                    elif [ \$i -eq 10 ]; then
+                                        echo '✗ Application health check FAILED'
+                                        echo 'Last logs:'
+                                        docker-compose --compatibility logs --tail=20 app
+                                    else
+                                        echo 'Waiting for application... attempt ' \$i
+                                        sleep 5
+                                    fi
+                                done
+                                
+                                echo 'Checking monitoring services...'
+                                if curl -s -f http://localhost:3000/api/health 2>/dev/null; then
+                                    echo '✓ Grafana is healthy'
+                                else
+                                    echo '⚠ Grafana may be starting'
+                                fi
+                                
+                                if curl -s -f http://localhost:9090/-/healthy 2>/dev/null; then
+                                    echo '✓ Prometheus is healthy'
+                                fi
+                                
+                                echo '========================================'
+                                echo 'Deployment Summary:'
+                                echo '========================================'
+                                echo 'Application URL: http://${params.SERVER}:80'
+                                echo 'Grafana: http://${params.SERVER}:3000 (admin/admin)'
+                                echo 'Prometheus: http://${params.SERVER}:9090'
+                                echo 'Loki: http://${params.SERVER}:3100'
+                                echo ''
+                                echo 'To view logs: docker-compose logs -f app'
+                                echo 'To view all containers: docker-compose ps'
+                                echo 'To stop: docker-compose down'
+                                echo '========================================'
                             "
                         """
                     }
@@ -113,6 +213,8 @@ pipeline {
         success {
             echo "Deployment successful"
             echo "Application URL: http://${params.SERVER}:80"
+            echo "Grafana: http://${params.SERVER}:3000"
+            echo "Prometheus: http://${params.SERVER}:9090"
         }
         failure {
             echo "Deployment failed for branch ${params.BRANCH}"

src/main/java/ru/soune/nocopy/configuration/HandlerConfig.java

@@ -16,8 +16,7 @@ public class HandlerConfig {
             LoginRequestHandler login,
             FileUploadHandler upload,
             FileEntityHandler file,
-            LogoutRequestHandler logoutHandler,
+            LogoutRequestHandler logoutHandler
-            ImageFoundRequestHandler imageFoundRequestHandler
     ) {
         Map<Integer, RequestHandler> map = new HashMap<>();
         map.put(20001, login);
@@ -25,7 +24,6 @@ public class HandlerConfig {
         map.put(20004, upload);
         map.put(20005, file);
         map.put(20006, logoutHandler);
-        map.put(20007, imageFoundRequestHandler);
 
         return map;
     }

src/main/java/ru/soune/nocopy/configuration/JacksonConfig.java

@@ -35,8 +35,6 @@ public class JacksonConfig {
 
         mapper.registerModule(javaTimeModule);
         mapper.disable(SerializationFeature.WRITE_DATES_AS_TIMESTAMPS);
-        mapper.configure(com.fasterxml.jackson.databind.DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES, false);
-        mapper.enable(SerializationFeature.INDENT_OUTPUT);
 
         return mapper;
     }

src/main/java/ru/soune/nocopy/controller/ApiController.java

@@ -19,7 +19,7 @@ import ru.soune.nocopy.dto.file.ChunkUploadResponse;
 import ru.soune.nocopy.dto.file.CompleteUploadResponse;
 import ru.soune.nocopy.dto.file.FileEntityResponse;
 import ru.soune.nocopy.dto.file.UploadProgress;
-import ru.soune.nocopy.entity.AuthToken;
+import ru.soune.nocopy.entity.auth.AuthToken;
 import ru.soune.nocopy.entity.file.FileStatus;
 import ru.soune.nocopy.entity.file.UploadStatus;
 import ru.soune.nocopy.exception.*;
@@ -368,6 +368,18 @@ public class ApiController {
         return contentType;
     }
 
+    private boolean isPreviewSupported(String mimeType) {
+        if (mimeType == null) {
+            return false;
+        }
+
+        return mimeType.startsWith("image") ||
+                mimeType.startsWith("text") ||
+                mimeType.equals("pdf") ||
+                mimeType.startsWith("video") ||
+                mimeType.startsWith("audio");
+    }
+
     private Long getUserIdFromToken(String tokenHeader) {
         String token = tokenHeader.replace("Bearer ", "");
         AuthToken authToken = authTokenRepository.findByToken(token)

src/main/java/ru/soune/nocopy/controller/UserController.java

@@ -6,7 +6,7 @@ import org.springframework.web.bind.annotation.*;
 import ru.soune.nocopy.dto.ChangePasswordRequest;
 import ru.soune.nocopy.dto.UserDTO;
 import ru.soune.nocopy.dto.UserRequest;
-import ru.soune.nocopy.entity.AuthToken;
+import ru.soune.nocopy.entity.auth.AuthToken;
 import ru.soune.nocopy.entity.User;
 import ru.soune.nocopy.exception.InvalidUserEmail;
 import ru.soune.nocopy.exception.NotFoundAuthToken;

src/main/java/ru/soune/nocopy/controller/VkAuthController.java

@@ -0,0 +1,93 @@
+package ru.soune.nocopy.controller;
+
+import com.fasterxml.jackson.databind.ObjectMapper;
+import lombok.RequiredArgsConstructor;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.http.HttpStatus;
+import org.springframework.http.ResponseEntity;
+import org.springframework.web.bind.annotation.*;
+import ru.soune.nocopy.dto.BaseResponse;
+import ru.soune.nocopy.dto.LoginAnswer;
+import ru.soune.nocopy.dto.MessageCode;
+import ru.soune.nocopy.entity.User;
+import ru.soune.nocopy.entity.auth.AuthToken;
+import ru.soune.nocopy.service.AuthService;
+import ru.soune.nocopy.service.VkOAuthService;
+import ru.soune.nocopy.service.auth.ExternalAuthUserService;
+
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+
+@RestController
+@RequestMapping("/api")
+@RequiredArgsConstructor
+@Slf4j
+public class VkAuthController {
+
+    private final VkOAuthService vkOAuthService;
+
+    private final AuthService authService;
+
+    private final ExternalAuthUserService externalAuthUserService;
+
+    @GetMapping("/v{version}/vk/authorization/{code}/{state}/{codeVerifier}/{deviceId}")
+    public BaseResponse vkAuth(@PathVariable("code") String code,
+                                              @PathVariable("state") String state,
+                                              @PathVariable("codeVerifier") String codeVerifier,
+                                              @PathVariable("deviceId") String deviceId) {
+        try {
+            Map<String, Object> authMap = vkOAuthService.authTokenMap(code, state, codeVerifier, deviceId);
+            ObjectMapper mapper = new ObjectMapper();
+
+            String bodyJson = (String) authMap.get("body");
+            Map<String, Object> body = mapper.readValue(bodyJson, Map.class);
+
+            String accessToken = (String) body.get("access_token");
+            long vkUserId = ((Number) body.get("user_id")).longValue();
+            Integer expiresIn = (Integer) body.get("expires_in");
+            String refreshToken = (String) body.get("refresh_token");
+
+            Map<String, Object> vkUserInfo = vkOAuthService.userVkInfo(accessToken);
+            log.info("vkUserInfo {}", vkUserInfo);
+
+            String userInfoBodyJson = (String) vkUserInfo.get("body");
+            Map<String, Object> userInfoBody = mapper.readValue(userInfoBodyJson, Map.class);
+            Map<String, Object> user = (Map<String, Object>) userInfoBody.get("user");
+
+            String firstName = (String) user.get("first_name");
+            String lastName = (String) user.get("last_name");
+            String fullName = firstName + " " + lastName;
+
+            User userEntity = externalAuthUserService.findOrCreateUserFromVK(Long.toString(vkUserId), fullName,
+                    null, accessToken, refreshToken, expiresIn);
+
+            AuthToken ourToken = authService.createTokenForUser(userEntity);
+
+            LoginAnswer loginAnswer = new LoginAnswer();
+            loginAnswer.setToken(ourToken.getToken());
+            loginAnswer.setFieldErrors(new ArrayList<>());
+
+            return new BaseResponse(20009, MessageCode.SUCCESS.getCode(),
+                    MessageCode.SUCCESS.getDescription(), loginAnswer);
+        } catch (Exception e) {
+            log.error("VK auth error: ", e);
+
+            LoginAnswer loginAnswer = new LoginAnswer();
+            loginAnswer.setToken(null);
+
+            List<Map<String, String>> errors = new ArrayList<>();
+            Map<String, String> error = new HashMap<>();
+            error.put("field", "vk_auth");
+            error.put("message", e.getMessage());
+            errors.add(error);
+
+            loginAnswer.setFieldErrors(errors);
+
+            return new BaseResponse(20009, MessageCode.SUCCESS.getCode(),
+                    MessageCode.SUCCESS.getDescription(), loginAnswer);
+        }
+    }
+}
+

src/main/java/ru/soune/nocopy/dto/AuthResponse.java

@@ -1,10 +0,0 @@
-package ru.soune.nocopy.dto;
-
-import java.time.LocalDateTime;
-
-public record AuthResponse (
-        boolean success,
-        String message,
-        String token,
-        LocalDateTime expiresAt
-) {}

src/main/java/ru/soune/nocopy/dto/MessageCode.java

@@ -10,7 +10,6 @@ public enum MessageCode {
     FILE_UPLOAD_ERROR(2, "File upload error"),
     FILE_DOWNLOAD_ERROR(2, "File download error"),
     FILE_DOWNLOAD_ERROR_NOT_CORRECT_FIELD(2, "Not correct field"),
-    IMAGE_FOUND_ERROR(2, "Image found error"),
     INVALID_JSON_BODY(2, "Invalid fields in JSON object"),
     INCOMPLETE_UPLOAD(2, "Not load all chunks"),
     MSG_ID_NOT_FOUND(4, "Message id not found"),

src/main/java/ru/soune/nocopy/dto/file/ImageSearchRequest.java

@@ -1,10 +0,0 @@
-package ru.soune.nocopy.dto.file;
-
-import com.fasterxml.jackson.annotation.JsonProperty;
-import lombok.Data;
-
-@Data
-public class ImageSearchRequest {
-    @JsonProperty("file_id")
-    private String fileId;
-}

src/main/java/ru/soune/nocopy/dto/file/YandexSearchResponse.java

@@ -1,36 +0,0 @@
-package ru.soune.nocopy.dto.file;
-
-import com.fasterxml.jackson.annotation.JsonIgnoreProperties;
-import com.fasterxml.jackson.annotation.JsonProperty;
-import lombok.Data;
-import java.util.List;
-
-@Data
-@JsonIgnoreProperties(ignoreUnknown = true)
-public class YandexSearchResponse {
-
-    @JsonProperty("images")
-    private List<ImageResult> images;
-
-    @Data
-    @JsonIgnoreProperties(ignoreUnknown = true)
-    public static class ImageResult {
-        @JsonProperty("url")
-        private String url;
-
-        @JsonProperty("pageUrl")
-        private String pageUrl;
-
-        @JsonProperty("pageTitle")
-        private String pageTitle;
-
-        @JsonProperty("width")
-        private Integer width;
-
-        @JsonProperty("height")
-        private Integer height;
-
-        @JsonProperty("host")
-        private String host;
-    }
-}

src/main/java/ru/soune/nocopy/entity/User.java

@@ -6,11 +6,14 @@ import jakarta.validation.constraints.Size;
 import lombok.*;
 import org.springframework.data.annotation.CreatedDate;
 import org.springframework.data.jpa.domain.support.AuditingEntityListener;
+import ru.soune.nocopy.entity.auth.AuthToken;
+import ru.soune.nocopy.entity.auth.ExternalAuthProvider;
 
 import java.time.LocalDate;
 import java.time.LocalDateTime;
 import java.util.ArrayList;
 import java.util.List;
+import java.util.Optional;
 
 @Entity
 @Table(name = "users")
@@ -19,18 +22,19 @@ import java.util.List;
 @NoArgsConstructor
 @AllArgsConstructor
 @ToString
+@Builder
 @EntityListeners(AuditingEntityListener.class)
 public class User {
 
     @Id
     @GeneratedValue(strategy = GenerationType.IDENTITY)
-    private Long Id;
+    private Long id;
 
     @Column(name = "full_name", nullable = false)
     private String fullName;
 
-    @Size(max = 1024)
+    @Size(max = 255)
-    @Column(name = "email", nullable = false, length = 1024, unique = true)
+    @Column(name = "email", nullable = false, length = 255, unique = true)
     private String email;
 
     @Column(name = "company")
@@ -90,4 +94,14 @@ public class User {
     @JsonIgnore
     @ToString.Exclude
     private List<ImageProtection> imageProtections = new ArrayList<>();
+
+    @OneToMany(mappedBy = "user", cascade = CascadeType.ALL, fetch = FetchType.LAZY)
+    @ToString.Exclude
+    private List<ExternalAuthProvider> externalAuthProviders = new ArrayList<>();
+
+    public Optional<ExternalAuthProvider> getProvider(ExternalAuthProvider.ProviderType providerType) {
+        return externalAuthProviders.stream()
+                .filter(p -> p.getProviderType() == providerType)
+                .findFirst();
+    }
 }

src/main/java/ru/soune/nocopy/entity/auth/AuthToken.java

@@ -1,9 +1,10 @@
-package ru.soune.nocopy.entity;
+package ru.soune.nocopy.entity.auth;
 
 import jakarta.persistence.*;
 import lombok.*;
 import org.springframework.data.annotation.CreatedDate;
 import org.springframework.data.jpa.domain.support.AuditingEntityListener;
+import ru.soune.nocopy.entity.User;
 
 import java.time.LocalDateTime;
 
@@ -30,7 +31,7 @@ public class AuthToken {
     private String token;
 
     @Column(name = "expires_at", nullable = false)
-    private LocalDateTime expiresAt = LocalDateTime.now().plusDays(30);
+    private LocalDateTime expiresAt = LocalDateTime.now().plusHours(1);
 
     @CreatedDate
     @Column(name = "created_at", updatable = false, nullable = false)

src/main/java/ru/soune/nocopy/entity/auth/ExternalAuthProvider.java

@@ -0,0 +1,89 @@
+package ru.soune.nocopy.entity.auth;
+
+import jakarta.persistence.*;
+import lombok.*;
+import org.springframework.data.annotation.CreatedDate;
+import org.springframework.data.jpa.domain.support.AuditingEntityListener;
+import ru.soune.nocopy.entity.User;
+
+import java.time.LocalDateTime;
+
+@Entity
+@Table(name = "external_auth_providers",
+        uniqueConstraints = @UniqueConstraint(
+                columnNames = {"provider_type", "provider_user_id"}
+        ),
+        indexes = {
+                @Index(name = "idx_provider_type_user_id",
+                        columnList = "provider_type, provider_user_id"),
+                @Index(name = "idx_user_id_provider_type",
+                        columnList = "user_id, provider_type")
+        })
+@Getter @Setter
+@NoArgsConstructor
+@AllArgsConstructor
+@Builder
+@EntityListeners(AuditingEntityListener.class)
+public class ExternalAuthProvider {
+
+    public enum ProviderType {
+        VK, YANDEX
+    }
+
+    @Id
+    @GeneratedValue(strategy = GenerationType.IDENTITY)
+    private Long id;
+
+    @ManyToOne(fetch = FetchType.LAZY)
+    @JoinColumn(name = "user_id", nullable = false, foreignKey = @ForeignKey(name = "fk_extauth_user"))
+    @ToString.Exclude
+    private User user;
+
+    @Enumerated(EnumType.STRING)
+    @Column(name = "provider_type", nullable = false, length = 20)
+    private ProviderType providerType;
+
+    @Column(name = "provider_user_id", nullable = false, length = 255)
+    private String providerUserId;
+
+    @Column(name = "access_token", length = 2048)
+    private String accessToken;
+
+    @Column(name = "refresh_token", length = 2048)
+    private String refreshToken;
+
+    @Column(name = "token_expires_at")
+    private LocalDateTime tokenExpiresAt;
+
+    @Column(name = "email", length = 255)
+    private String email;
+
+    @Column(name = "phone", length = 20)
+    private String phoneNumber;
+
+    @CreatedDate
+    @Column(name = "linked_at", updatable = false)
+    private LocalDateTime linkedAt;
+
+    @Column(name = "last_used_at")
+    private LocalDateTime lastUsedAt;
+
+    @Column(name = "is_active")
+    @Builder.Default
+    private Boolean isActive = true;
+
+    @PrePersist
+    public void prePersist() {
+        if (this.linkedAt == null) {
+            this.linkedAt = LocalDateTime.now();
+        }
+        if (this.lastUsedAt == null) {
+            this.lastUsedAt = LocalDateTime.now();
+        }
+    }
+
+    @PreUpdate
+    public void preUpdate() {
+        this.lastUsedAt = LocalDateTime.now();
+    }
+}

src/main/java/ru/soune/nocopy/entity/file/FileType.java

@@ -7,10 +7,21 @@ import java.util.List;
 
 @Getter
 public enum FileType {
-    IMAGE("image", Arrays.asList("jpg", "jpeg", "png", "gif", "bmp", "webp", "jfif")),
+    IMAGE("image", Arrays.asList("jpg", "jpeg", "png", "gif", "bmp", "webp")),
     VIDEO("video", Arrays.asList("mp4", "avi", "mov", "wmv", "flv", "mkv", "webm", "m4v", "mpg", "mpeg",
             "3gp", "3g2", "f4v", "m2ts", "mts", "vob", "ogv", "divx")),
-    AUDIO("audio", Arrays.asList("mp3", "wav", "flac"));
+    AUDIO("audio", Arrays.asList("mp3", "wav", "flac")),
+    DOCUMENT("document", Arrays.asList(
+            "pdf", "txt", "rtf",
+            "doc", "docx", "xls", "xlsx", "ppt", "pptx", "pps", "ppsx", "dot", "dotx", "xlt", "xltx", "pot", "potx",
+            "odt", "ods", "odp", "odg", "odf", "odb", "odc", "odi", "odm", "ott", "ots", "otp", "otg", "oth",
+            "sxw", "sxc", "sxi", "sxd", "sxg", "stc", "sti", "stw", "sxm",
+            "pages", "numbers", "key",
+            "csv", "tsv", "xml", "html", "htm", "tex", "md", "markdown",
+            "epub", "mobi", "azw", "azw3", "fb2",
+            "wps", "wpt", "et", "dps", "vsd", "vsdx",
+            "java", "py", "cpp", "c", "h", "js", "css", "php", "sql", "json", "yaml", "yml", "sh", "bat",
+            "one", "note"));
 
     private final String displayName;
     private final List<String> allowedExtensions;

src/main/java/ru/soune/nocopy/handler/FileEntityHandler.java

@@ -6,7 +6,7 @@ import lombok.extern.slf4j.Slf4j;
 import org.springframework.stereotype.Component;
 import ru.soune.nocopy.dto.*;
 import ru.soune.nocopy.dto.file.*;
-import ru.soune.nocopy.entity.AuthToken;
+import ru.soune.nocopy.entity.auth.AuthToken;
 import ru.soune.nocopy.entity.file.FileEntity;
 import ru.soune.nocopy.entity.file.FileStatus;
 import ru.soune.nocopy.exception.FileEntityNotFoundException;

src/main/java/ru/soune/nocopy/handler/FileUploadHandler.java

@@ -10,7 +10,7 @@ import org.springframework.validation.BindingResult;
 import org.springframework.validation.FieldError;
 import ru.soune.nocopy.dto.*;
 import ru.soune.nocopy.dto.file.*;
-import ru.soune.nocopy.entity.AuthToken;
+import ru.soune.nocopy.entity.auth.AuthToken;
 import ru.soune.nocopy.entity.file.FileType;
 import ru.soune.nocopy.entity.file.FileUploadSession;
 import ru.soune.nocopy.exception.*;

src/main/java/ru/soune/nocopy/handler/ImageFoundRequestHandler.java

@@ -1,37 +0,0 @@
-package ru.soune.nocopy.handler;
-
-import com.fasterxml.jackson.databind.ObjectMapper;
-import lombok.RequiredArgsConstructor;
-import lombok.extern.slf4j.Slf4j;
-import org.springframework.beans.factory.annotation.Autowired;
-import org.springframework.stereotype.Component;
-import ru.soune.nocopy.dto.BaseRequest;
-import ru.soune.nocopy.dto.BaseResponse;
-import ru.soune.nocopy.dto.MessageCode;
-import ru.soune.nocopy.dto.file.ImageSearchRequest;
-import ru.soune.nocopy.dto.file.YandexSearchResponse;
-import ru.soune.nocopy.service.YandexSearchService;
-
-@Slf4j
-@Component
-@RequiredArgsConstructor
-public class ImageFoundRequestHandler implements RequestHandler {
-
-    private final ObjectMapper objectMapper;
-
-    @Autowired
-    private final YandexSearchService yandexSearchService;
-
-    @Override
-    public BaseResponse handle(BaseRequest request) throws Exception {
-        ImageSearchRequest imageSearchRequest = objectMapper.convertValue(request.getMessageBody(),
-                ImageSearchRequest.class);
-
-        String fileId = imageSearchRequest.getFileId();
-
-        YandexSearchResponse response = yandexSearchService.searchByFileEntity(fileId);
-
-        return new BaseResponse(request.getMsgId(), MessageCode.SUCCESS.getCode(),
-                MessageCode.SUCCESS.getDescription(), response);
-    }
-}

src/main/java/ru/soune/nocopy/handler/LoginRequestHandler.java

@@ -4,7 +4,7 @@ import com.fasterxml.jackson.databind.ObjectMapper;
 import lombok.RequiredArgsConstructor;
 import org.springframework.stereotype.Component;
 import ru.soune.nocopy.dto.*;
-import ru.soune.nocopy.entity.AuthToken;
+import ru.soune.nocopy.entity.auth.AuthToken;
 import ru.soune.nocopy.exception.NotValidFieldException;
 import ru.soune.nocopy.repository.UserRepository;
 import ru.soune.nocopy.service.AuthService;

src/main/java/ru/soune/nocopy/handler/LogoutRequestHandler.java

@@ -4,7 +4,7 @@ import com.fasterxml.jackson.databind.ObjectMapper;
 import lombok.RequiredArgsConstructor;
 import org.springframework.stereotype.Component;
 import ru.soune.nocopy.dto.*;
-import ru.soune.nocopy.entity.AuthToken;
+import ru.soune.nocopy.entity.auth.AuthToken;
 import ru.soune.nocopy.entity.User;
 import ru.soune.nocopy.exception.NotValidFieldException;
 import ru.soune.nocopy.repository.AuthTokenRepository;

src/main/java/ru/soune/nocopy/handler/RegRequestHandler.java

@@ -7,7 +7,7 @@ import org.springframework.stereotype.Component;
 import org.springframework.validation.BeanPropertyBindingResult;
 import org.springframework.validation.BindingResult;
 import ru.soune.nocopy.dto.*;
-import ru.soune.nocopy.entity.AuthToken;
+import ru.soune.nocopy.entity.auth.AuthToken;
 import ru.soune.nocopy.exception.NotValidFieldException;
 import ru.soune.nocopy.exception.ValidationException;
 import ru.soune.nocopy.handler.validator.RegRequestValidator;

src/main/java/ru/soune/nocopy/repository/AuthTokenRepository.java

@@ -2,7 +2,7 @@ package ru.soune.nocopy.repository;
 
 import org.springframework.data.jpa.repository.JpaRepository;
 import org.springframework.stereotype.Repository;
-import ru.soune.nocopy.entity.AuthToken;
+import ru.soune.nocopy.entity.auth.AuthToken;
 
 import java.time.LocalDate;
 import java.util.Optional;

src/main/java/ru/soune/nocopy/repository/ExternalAuthProviderRepository.java

@@ -0,0 +1,25 @@
+package ru.soune.nocopy.repository;
+
+import org.springframework.data.jpa.repository.JpaRepository;
+import org.springframework.stereotype.Repository;
+import ru.soune.nocopy.entity.User;
+import ru.soune.nocopy.entity.auth.ExternalAuthProvider;
+
+import java.util.List;
+import java.util.Optional;
+
+@Repository
+public interface ExternalAuthProviderRepository extends JpaRepository<ExternalAuthProvider, Long> {
+
+    Optional<ExternalAuthProvider> findByProviderTypeAndProviderUserId(
+            ExternalAuthProvider.ProviderType providerType,
+            String providerUserId
+    );
+
+    List<ExternalAuthProvider> findByUser(User user);
+
+    boolean existsByProviderTypeAndProviderUserId(
+            ExternalAuthProvider.ProviderType providerType,
+            String providerUserId
+    );
+}

src/main/java/ru/soune/nocopy/repository/FileEntityRepository.java

@@ -14,7 +14,6 @@ import java.util.Optional;
 public interface FileEntityRepository extends JpaRepository<FileEntity, String> {
 
     List<FileEntity> findByUserId(Long userId);
-    Optional<FileEntity> findByUserIdAndChecksum(Long userId,  String imageHash);
 
     List<FileEntity> findByUserIdAndStatus(Long userId, FileStatus status);
 

src/main/java/ru/soune/nocopy/repository/UserRepository.java

@@ -2,7 +2,10 @@ package ru.soune.nocopy.repository;
 
 import jakarta.validation.constraints.Size;
 import org.springframework.data.jpa.repository.JpaRepository;
+import org.springframework.data.jpa.repository.Query;
+import org.springframework.data.repository.query.Param;
 import ru.soune.nocopy.entity.User;
+import ru.soune.nocopy.entity.auth.ExternalAuthProvider;
 
 import java.util.Optional;
 
@@ -10,4 +13,10 @@ public interface UserRepository extends JpaRepository<User, Long> {
     Optional<User> findByEmail(String email);
     boolean existsByEmail(String email);
     boolean existsByPhone(@Size(min = 11, max = 14) String phone);
+    @Query("SELECT u FROM User u JOIN u.externalAuthProviders p " +
+            "WHERE p.providerType = :providerType AND p.providerUserId = :providerUserId")
+    Optional<User> findByExternalProvider(
+            @Param("providerType") ExternalAuthProvider.ProviderType providerType,
+            @Param("providerUserId") String providerUserId
+    );
 }

src/main/java/ru/soune/nocopy/service/AuthService.java

@@ -6,7 +6,7 @@ import org.springframework.security.crypto.password.PasswordEncoder;
 import org.springframework.stereotype.Service;
 import org.springframework.transaction.annotation.Transactional;
 import ru.soune.nocopy.dto.*;
-import ru.soune.nocopy.entity.AuthToken;
+import ru.soune.nocopy.entity.auth.AuthToken;
 import ru.soune.nocopy.entity.User;
 import ru.soune.nocopy.exception.NotValidFieldException;
 import ru.soune.nocopy.repository.AuthTokenRepository;
@@ -87,6 +87,20 @@ public class AuthService {
                 .ifPresent(authTokenRepository::delete);
     }
 
+    @Transactional
+    public AuthToken createTokenForUser(User user) {
+        AuthToken authToken = new AuthToken();
+        authToken.setToken(generateAuthToken());
+        authToken.setUser(user);
+        authToken.setExpiresAt(LocalDateTime.now().plusHours(1));
+        authToken.setIsActive(true);
+
+        user.setLastLoginAt(LocalDateTime.now());
+        userRepository.save(user);
+
+        return authTokenRepository.save(authToken);
+    }
+
     private String generateAuthToken() {
         byte[] bytes = new byte[32];
         secureRandom.nextBytes(bytes);

src/main/java/ru/soune/nocopy/service/VkOAuthService.java

@@ -0,0 +1,69 @@
+package ru.soune.nocopy.service;
+
+import org.springframework.beans.factory.annotation.Value;
+import org.springframework.http.*;
+import org.springframework.stereotype.Service;
+import org.springframework.util.LinkedMultiValueMap;
+import org.springframework.util.MultiValueMap;
+import org.springframework.web.client.RestTemplate;
+
+import java.util.HashMap;
+import java.util.Map;
+
+@Service
+public class VkOAuthService {
+    @Value("${auth.vk.oauth2}")
+    String oauthVkPath;
+
+    @Value("${auth.vk.user_info}")
+    String vkUserInfo;
+
+    @Value("${auth.vk.client_id}")
+    String clientId;
+
+    @Value("${auth.vk.redirect_uri}")
+    String redirectUri;
+
+    public Map<String, Object> authTokenMap(String code, String state, String codeVerifier, String deviceId) {
+        MultiValueMap<String, String> params = new LinkedMultiValueMap<>();
+        params.add("grant_type", "authorization_code");
+        params.add("code_verifier", codeVerifier);
+        params.add("redirect_uri", redirectUri);
+        params.add("code", code);
+        params.add("client_id", clientId);
+        params.add("device_id", deviceId);
+        params.add("state", state);
+        params.add("scope", "email,phone");
+
+        HttpHeaders headers = new HttpHeaders();
+        headers.setContentType(MediaType.APPLICATION_FORM_URLENCODED);
+
+        return sendRequest(params, headers,oauthVkPath);
+    }
+
+    public Map<String, Object> userVkInfo(String accessToken) {
+        MultiValueMap<String, String> params = new LinkedMultiValueMap<>();
+        params.add("access_token", accessToken);
+        params.add("client_id", clientId);
+
+        HttpHeaders headers = new HttpHeaders();
+        headers.setContentType(MediaType.APPLICATION_FORM_URLENCODED);
+
+
+        return sendRequest(params, headers, vkUserInfo);
+    }
+
+    private Map<String, Object> sendRequest(MultiValueMap<String, String> params, HttpHeaders headers, String url) {
+        Map<String, Object> info = new HashMap<>();
+        RestTemplate restTemplate = new RestTemplate();
+        ResponseEntity<String> response = restTemplate.exchange(url, HttpMethod.POST,
+                new HttpEntity<>(params, headers), String.class);
+
+        info.put("status", response.getStatusCodeValue());
+        info.put("body", response.getBody());
+        info.put("headers", response.getHeaders());
+        info.put("success", response.getStatusCode().is2xxSuccessful());
+
+        return info;
+    }
+}

src/main/java/ru/soune/nocopy/service/YandexSearchService.java

@@ -1,162 +0,0 @@
-package ru.soune.nocopy.service;
-
-import com.fasterxml.jackson.core.JsonProcessingException;
-import com.fasterxml.jackson.databind.ObjectMapper;
-import com.fasterxml.jackson.databind.DeserializationFeature;
-import jakarta.annotation.PostConstruct;
-import lombok.RequiredArgsConstructor;
-import lombok.extern.slf4j.Slf4j;
-import org.springframework.beans.factory.annotation.Value;
-import org.springframework.stereotype.Service;
-import ru.soune.nocopy.dto.BaseResponse;
-import ru.soune.nocopy.dto.MessageCode;
-import ru.soune.nocopy.dto.file.YandexSearchResponse;
-import ru.soune.nocopy.entity.file.FileEntity;
-import ru.soune.nocopy.exception.FileEntityNotFoundException;
-import ru.soune.nocopy.exception.NotValidFieldException;
-import ru.soune.nocopy.repository.FileEntityRepository;
-
-import java.io.*;
-import java.net.HttpURLConnection;
-import java.net.URL;
-import java.nio.file.Files;
-import java.nio.file.Path;
-import java.util.Base64;
-import java.util.Map;
-
-@Slf4j
-@Service
-@RequiredArgsConstructor
-public class YandexSearchService {
-
-    private final FileEntityRepository fileEntityRepository;
-    private final ObjectMapper objectMapper;
-
-    @Value("${YANDEX_API_KEY}")
-    private String apiKey;
-
-    @Value("${YANDEX_FOLDER_ID}")
-    private String folderId;
-
-    @Value("${YANDEX_SEARCH_URL}")
-    private String searchUrl;
-
-    @PostConstruct
-    public void init() {
-        objectMapper.configure(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES, false);
-        objectMapper.configure(DeserializationFeature.ACCEPT_SINGLE_VALUE_AS_ARRAY, true);
-    }
-
-    public YandexSearchResponse searchByFileEntity(String fileId) throws IOException {
-        FileEntity fileEntity = fileEntityRepository.findById(fileId)
-                .orElseThrow(() -> {
-                    throw new NotValidFieldException("File not found", new BaseResponse(20007,
-                            MessageCode.FILE_NOT_FOUND.getCode(), MessageCode.FILE_NOT_FOUND.getDescription(),
-                            Map.of("fileId",fileId)));
-                });
-        byte[] fileBytes;
-
-        if (!isImageFile(fileEntity)) {
-            log.error("File not image: {}", fileEntity.getMimeType());
-            throw new NotValidFieldException("File not image", new BaseResponse(20007,
-                    MessageCode.INVALID_FIELD.getCode(), MessageCode.INVALID_FIELD.getDescription(),
-                    Map.of("file_type", fileEntity.getMimeType())));
-        }
-
-        try {
-            fileBytes = readFileFromDisk(fileEntity);
-        } catch (IOException e) {
-            throw new NotValidFieldException("File not found or cannot read file", new BaseResponse(20007,
-                    MessageCode.FILE_NOT_FOUND.getCode(), MessageCode.FILE_NOT_FOUND.getDescription(),
-                    Map.of("fileId", fileId,
-                            "filePath", fileEntity.getFilePath())));
-        }
-
-        return callYandexApi(fileBytes);
-    }
-
-    private boolean isImageFile(FileEntity fileEntity) {
-        String mimeType = fileEntity.getMimeType();
-        return mimeType != null && mimeType.startsWith("image");
-    }
-
-    private byte[] readFileFromDisk(FileEntity fileEntity) throws IOException {
-        Path filePath = Path.of(fileEntity.getFilePath());
-
-        if (!Files.exists(filePath)) {
-            throw new IOException("File not found: " + fileEntity.getFilePath());
-        }
-
-        if (!Files.isReadable(filePath)) {
-            throw new IOException("Cannot read file: " + fileEntity.getFilePath());
-        }
-
-        return Files.readAllBytes(filePath);
-    }
-
-    private YandexSearchResponse callYandexApi(byte[] imageBytes) throws IOException {
-        String imageBase64 = Base64.getEncoder().encodeToString(imageBytes);
-        String jsonRequest = String.format("{\"folderId\":\"%s\",\"data\":\"%s\",\"page\":0,\"showSimilarImages\":true}",
-                folderId, imageBase64);
-
-        URL url = new URL(searchUrl);
-        HttpURLConnection connection = (HttpURLConnection) url.openConnection();
-
-        try {
-            connection.setRequestMethod("POST");
-            connection.setRequestProperty("Authorization", "Api-Key " + apiKey);
-            connection.setRequestProperty("Content-Type", "application/json");
-            connection.setRequestProperty("Accept", "application/json");
-            connection.setConnectTimeout(30000);
-            connection.setReadTimeout(30000);
-            connection.setDoOutput(true);
-
-            try (OutputStream os = connection.getOutputStream()) {
-                byte[] input = jsonRequest.getBytes("utf-8");
-                os.write(input, 0, input.length);
-                os.flush();
-            }
-
-            int responseCode = connection.getResponseCode();
-
-            String responseBody;
-            if (responseCode == HttpURLConnection.HTTP_OK) {
-                try (BufferedReader br = new BufferedReader(
-                        new InputStreamReader(connection.getInputStream(), "utf-8"))) {
-                    responseBody = readAll(br);
-                }
-            } else {
-                try (BufferedReader br = new BufferedReader(
-                        new InputStreamReader(connection.getErrorStream(), "utf-8"))) {
-                    responseBody = readAll(br);
-                }
-                throw new IOException("Error Yandex API: " + responseCode + " - " + responseBody);
-            }
-
-            return parseJsonResponse(responseBody);
-
-        } finally {
-            connection.disconnect();
-        }
-    }
-
-    private String readAll(BufferedReader reader) throws IOException {
-        StringBuilder sb = new StringBuilder();
-        String line;
-        while ((line = reader.readLine()) != null) {
-            sb.append(line);
-        }
-        return sb.toString();
-    }
-
-    private YandexSearchResponse parseJsonResponse(String json) {
-        YandexSearchResponse response = null;
-        try {
-            response = objectMapper.readValue(json, YandexSearchResponse.class);
-        } catch (JsonProcessingException e) {
-                throw new RuntimeException(e);
-        }
-
-        return response;
-    }
-}

src/main/java/ru/soune/nocopy/service/auth/ExternalAuthUserService.java

@@ -0,0 +1,102 @@
+package ru.soune.nocopy.service.auth;
+
+import lombok.RequiredArgsConstructor;
+import org.springframework.stereotype.Service;
+import org.springframework.transaction.annotation.Transactional;
+import ru.soune.nocopy.entity.User;
+import ru.soune.nocopy.entity.auth.ExternalAuthProvider;
+import ru.soune.nocopy.repository.ExternalAuthProviderRepository;
+import ru.soune.nocopy.repository.UserRepository;
+
+import java.time.LocalDateTime;
+import java.util.Optional;
+
+@Service
+@RequiredArgsConstructor
+public class ExternalAuthUserService {
+    private final UserRepository userRepository;
+
+    private final ExternalAuthProviderRepository externalAuthProviderRepository;
+
+    @Transactional
+    public User findOrCreateUserFromVK(String vkUserId, String fullName, String email,
+                                       String vkAccessToken, String vkRefreshToken, Integer expiresIn) {
+
+        Optional<User> existingByVkId = userRepository.findByExternalProvider(ExternalAuthProvider.ProviderType.VK,
+                vkUserId);
+
+        if (existingByVkId.isPresent()) {
+            User user = existingByVkId.get();
+            updateVKProvider(user, vkAccessToken, vkRefreshToken, expiresIn, email);
+
+            return user;
+        }
+
+        if (email != null && !email.isBlank()) {
+            Optional<User> existingByEmail = userRepository.findByEmail(email);
+
+            if (existingByEmail.isPresent()) {
+                User user = existingByEmail.get();
+                linkVKProvider(user, vkUserId, vkAccessToken, vkRefreshToken, expiresIn, email);
+
+                return user;
+            }
+        }
+
+        return createNewUserWithVK(vkUserId, fullName, email, vkAccessToken, vkRefreshToken, expiresIn);
+    }
+
+    private User createNewUserWithVK(String vkUserId, String fullName, String email,
+                                     String vkAccessToken, String vkRefreshToken, Integer expiresIn) {
+        User newUser = User.builder()
+                .fullName(fullName)
+                .email(email)
+                .password("generateRandomPassword()")
+                .isActive(true)
+                .build();
+
+        User savedUser = userRepository.save(newUser);
+
+        linkVKProvider(savedUser, vkUserId, vkAccessToken, vkRefreshToken, expiresIn, email);
+
+        return savedUser;
+    }
+
+    private void linkVKProvider(User user, String vkUserId, String vkAccessToken, String vkRefreshToken,
+                                Integer expiresIn, String email) {
+        ExternalAuthProvider provider = ExternalAuthProvider.builder()
+                .user(user)
+                .providerType(ExternalAuthProvider.ProviderType.VK)
+                .providerUserId(vkUserId)
+                .accessToken(vkAccessToken)
+                .refreshToken(vkRefreshToken)
+                .tokenExpiresAt(LocalDateTime.now().plusSeconds(expiresIn))
+                .email(email)
+                .isActive(true)
+                .build();
+
+        externalAuthProviderRepository.save(provider);
+
+        user.getExternalAuthProviders().add(provider);
+    }
+
+    private void updateVKProvider(User user, String vkAccessToken, String vkRefreshToken,
+                                  Integer expiresIn, String email) {
+        Optional<ExternalAuthProvider> existingProvider = user.getProvider(ExternalAuthProvider.ProviderType.VK);
+
+        if (existingProvider.isPresent()) {
+            ExternalAuthProvider provider = existingProvider.get();
+            provider.setAccessToken(vkAccessToken);
+            provider.setTokenExpiresAt(LocalDateTime.now().plusSeconds(expiresIn));
+            provider.setEmail(email);
+            provider.setRefreshToken(vkRefreshToken);
+            provider.setLastUsedAt(LocalDateTime.now());
+
+            externalAuthProviderRepository.save(provider);
+        }
+    }
+
+    private String generateRandomPassword() {
+        return java.util.UUID.randomUUID().toString();
+    }
+}

src/main/java/ru/soune/nocopy/service/file/FileUploadServiceImpl.java

@@ -102,7 +102,7 @@ public class FileUploadServiceImpl implements FileUploadService {
         int totalChunks = (int) Math.ceil((double) fileSize / chunkSize);
         log.debug("File will be split into {} chunks (chunk size: {} bytes)",
                 totalChunks, chunkSize);
-        Long chunkSize = totalChunks == 1 ? fileSize : 1000000L;
+        Long chunkSize = totalChunks == 1 ? fileSize : 1048576L;
 
         FileUploadSession session = FileUploadSession.builder()
                 .userId(userId)

src/main/resources/application.yaml

@@ -25,14 +25,20 @@ file:
   storage:
     base-path: ${FILE_STORAGE_PATH:/data/uploads}
     #    chunk-size: ${FILE_CHUNK_SIZE:5242880}  # 5MB
-#    chunk-size: ${FILE_CHUNK_SIZE:1048576}  # 1MB
+    chunk-size: ${FILE_CHUNK_SIZE:1048576}  # 15MB
-    chunk-size: ${FILE_CHUNK_SIZE:1000000}  # 1MB
     max-file-size: ${MAX_FILE_SIZE:10737418240}  # 10GB
     max-retry-attempts: ${MAX_RETRY_ATTEMPTS:3}
     chunk-timeout-ms: ${CHUNK_TIMEOUT_MS:300000}  # 5 минут
     temp-ttl-hours: ${TEMP_TTL_HOURS:72}  # 3 дня
     session-expiry-hours: ${SESSION_EXPIRY_HOURS:24}
 
+auth:
+  vk:
+    oauth2: "https://id.vk.ru/oauth2/auth"
+    user_info: "https://id.vk.ru/oauth2/user_info"
+    client_id: "54389559"
+    redirect_uri: "http://localhost"
+
 security:
   cors:
     allowed-origins: "*"

src/test/java/ru/soune/nocopy/service/AuthServiceTest.java

@@ -9,7 +9,7 @@ import org.mockito.MockitoAnnotations;
 import org.springframework.context.MessageSource;
 import org.springframework.security.crypto.password.PasswordEncoder;
 import ru.soune.nocopy.dto.LoginRequest;
-import ru.soune.nocopy.entity.AuthToken;
+import ru.soune.nocopy.entity.auth.AuthToken;
 import ru.soune.nocopy.entity.User;
 import ru.soune.nocopy.exception.NotValidationPasswordException;
 import ru.soune.nocopy.exception.UserNotFoundException;