feat: refactor folder structure (#4498)

* feat: wip refactor folder structure

* Fix

* fix position

---------

Co-authored-by: Charles Bochet <charles@twenty.com>

packages/twenty-server/src/engine/modules/file/resolvers/file-upload.resolver.ts

@@ -0,0 +1,56 @@
+import { Args, Mutation, Resolver } from '@nestjs/graphql';
+import { UseGuards } from '@nestjs/common';
+
+import { GraphQLUpload, FileUpload } from 'graphql-upload';
+
+import { FileFolder } from 'src/engine/modules/file/interfaces/file-folder.interface';
+
+import { FileUploadService } from 'src/engine/modules/file/services/file-upload.service';
+import { JwtAuthGuard } from 'src/engine/guards/jwt.auth.guard';
+import { streamToBuffer } from 'src/utils/stream-to-buffer';
+
+@UseGuards(JwtAuthGuard)
+@Resolver()
+export class FileUploadResolver {
+  constructor(private readonly fileUploadService: FileUploadService) {}
+
+  @Mutation(() => String)
+  async uploadFile(
+    @Args({ name: 'file', type: () => GraphQLUpload })
+    { createReadStream, filename, mimetype }: FileUpload,
+    @Args('fileFolder', { type: () => FileFolder, nullable: true })
+    fileFolder: FileFolder,
+  ): Promise<string> {
+    const stream = createReadStream();
+    const buffer = await streamToBuffer(stream);
+
+    const { path } = await this.fileUploadService.uploadFile({
+      file: buffer,
+      filename,
+      mimeType: mimetype,
+      fileFolder,
+    });
+
+    return path;
+  }
+
+  @Mutation(() => String)
+  async uploadImage(
+    @Args({ name: 'file', type: () => GraphQLUpload })
+    { createReadStream, filename, mimetype }: FileUpload,
+    @Args('fileFolder', { type: () => FileFolder, nullable: true })
+    fileFolder: FileFolder,
+  ): Promise<string> {
+    const stream = createReadStream();
+    const buffer = await streamToBuffer(stream);
+
+    const { paths } = await this.fileUploadService.uploadImage({
+      file: buffer,
+      filename,
+      mimeType: mimetype,
+      fileFolder,
+    });
+
+    return paths[0];
+  }
+}