write-file.ts•808 B
import {
FileRepository,
ProjectRepository,
WriteFileParams,
WriteFileUseCase,
} from "./write-file-protocols.js";
export class WriteFile implements WriteFileUseCase {
constructor(
private readonly fileRepository: FileRepository,
private readonly projectRepository: ProjectRepository
) {}
async writeFile(params: WriteFileParams): Promise<string | null> {
const { projectName, fileName, content } = params;
await this.projectRepository.ensureProject(projectName);
const existingFile = await this.fileRepository.loadFile(
projectName,
fileName
);
if (existingFile !== null) {
return null;
}
await this.fileRepository.writeFile(projectName, fileName, content);
return await this.fileRepository.loadFile(projectName, fileName);
}
}