Add services for downloading dataset

frontend/services/application/download/downloadApplicationService.ts

@@ -0,0 +1,16 @@
+import { DownloadRepository } from '~/domain/models/download/downloadRepository'
+
+export class DownloadApplicationService {
+  constructor(
+    private readonly repository: DownloadRepository
+  ) {}
+
+  public async request(projectId: string, format: string): Promise<string> {
+    const item = await this.repository.prepare(projectId, format)
+    return item
+  }
+
+  public download(projectId: string, taskId: string): void {
+    this.repository.download(projectId, taskId)
+  }
+}

frontend/services/application/download/downloadFormatApplicationService.ts

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+import { FormatDTO } from './formatData'
+import { DownloadFormatRepository } from '~/domain/models/download/downloadFormatRepository'
+
+export class DownloadFormatApplicationService {
+  constructor(
+    private readonly repository: DownloadFormatRepository
+  ) {}
+
+  public async list(projectId: string): Promise<FormatDTO[]> {
+    const items = await this.repository.list(projectId)
+    return items.map(item => new FormatDTO(item))
+  }
+}

frontend/services/application/download/formatData.ts

@@ -0,0 +1,14 @@
+import { Format } from '~/domain/models/download/format'
+
+
+export class FormatDTO {
+  name: string
+  example: string
+  properties: object
+
+  constructor(item: Format) {
+    this.name = item.name
+    this.example = item.example
+    this.properties = item.properties
+  }
+}