Refactor backend folder structure (#4505)

* Refactor backend folder structure

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

* fix tests

* fix

* move yoga hooks

---------

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

packages/twenty-server/src/command/command-logger.ts

@@ -0,0 +1,48 @@
+import { Injectable } from '@nestjs/common';
+
+import { existsSync } from 'fs';
+import fs from 'fs/promises';
+
+import { kebabCase } from 'src/utils/kebab-case';
+
+@Injectable()
+export class CommandLogger {
+  constructor(private readonly className: string) {}
+
+  async createSubDirectory(subDirectory: string): Promise<void> {
+    const path = `./logs/${kebabCase(this.className)}/${subDirectory}`;
+
+    if (existsSync(path) === false) {
+      await fs.mkdir(path, { recursive: true });
+    }
+
+    return;
+  }
+
+  async writeLog(
+    fileName: string,
+    data: unknown,
+    append: boolean = false,
+  ): Promise<void> {
+    const path = `./logs/${kebabCase(this.className)}`;
+
+    if (existsSync(path) === false) {
+      await fs.mkdir(path, { recursive: true });
+    }
+
+    try {
+      await fs.writeFile(
+        `${path}/${fileName}.json`,
+        JSON.stringify(data, null, 2),
+        {
+          flag: append ? 'a' : 'w',
+        },
+      );
+    } catch (err) {
+      console.error(
+        `Error writing to file ${path}/${fileName}.json: ${err?.message}`,
+      );
+      throw err;
+    }
+  }
+}

packages/twenty-server/src/command/command.module.ts

@@ -0,0 +1,24 @@
+import { Module } from '@nestjs/common';
+
+import { DatabaseCommandModule } from 'src/database/commands/database-command.module';
+import { FetchWorkspaceMessagesCommandsModule } from 'src/modules/messaging/commands/fetch-workspace-messages-commands.module';
+import { WorkspaceHealthCommandModule } from 'src/engine/workspace-manager/workspace-health/commands/workspace-health-command.module';
+import { WorkspaceCleanerModule } from 'src/engine/workspace-manager/workspace-cleaner/workspace-cleaner.module';
+import { WorkspaceCalendarSyncCommandsModule } from 'src/modules/calendar/commands/workspace-calendar-sync-commands.module';
+import { AppModule } from 'src/app.module';
+import { WorkspaceMigrationRunnerCommandsModule } from 'src/engine/workspace-manager/workspace-migration-runner/commands/workspace-sync-metadata-commands.module';
+import { WorkspaceSyncMetadataCommandsModule } from 'src/engine/workspace-manager/workspace-sync-metadata/commands/workspace-sync-metadata-commands.module';
+
+@Module({
+  imports: [
+    AppModule,
+    WorkspaceSyncMetadataCommandsModule,
+    DatabaseCommandModule,
+    FetchWorkspaceMessagesCommandsModule,
+    WorkspaceCalendarSyncCommandsModule,
+    WorkspaceCleanerModule,
+    WorkspaceHealthCommandModule,
+    WorkspaceMigrationRunnerCommandsModule,
+  ],
+})
+export class CommandModule {}

packages/twenty-server/src/command/command.ts

@@ -0,0 +1,35 @@
+import { CommandFactory } from 'nest-commander';
+
+import { filterException } from 'src/engine/filters/utils/global-exception-handler.util';
+import { ExceptionHandlerService } from 'src/engine/integrations/exception-handler/exception-handler.service';
+import { LoggerService } from 'src/engine/integrations/logger/logger.service';
+
+import { CommandModule } from './command.module';
+
+async function bootstrap() {
+  const errorHandler = (err: Error) => {
+    loggerService.error(err?.message, err?.name);
+
+    if (filterException(err)) {
+      return;
+    }
+
+    exceptionHandlerService.captureExceptions([err]);
+  };
+
+  const app = await CommandFactory.createWithoutRunning(CommandModule, {
+    bufferLogs: process.env.LOGGER_IS_BUFFER_ENABLED === 'true',
+    errorHandler,
+    serviceErrorHandler: errorHandler,
+  });
+  const loggerService = app.get(LoggerService);
+  const exceptionHandlerService = app.get(ExceptionHandlerService);
+
+  // Inject our logger
+  app.useLogger(loggerService);
+
+  await CommandFactory.runApplication(app);
+
+  app.close();
+}
+bootstrap();