feat: add save to paperless and send email functionality to inbox detail page with tiptap editor integration

paperless-backend/src/inbox/inbox.service.ts

@@ -14,6 +14,9 @@ import {
   InboxDocument,
   type InboxSource,
 } from '../database/entities/inbox-document.entity';
+import { PaperlessService } from '../paperless/paperless.service';
+import { MailService } from '../postprocessing/mail.service';
+import { applyEditsToTemp, cleanupTemp } from '../inbox-postprocessor/edit-applier';
 
 export interface InboxFile {
   id: string;
@@ -41,6 +44,8 @@ export class InboxService {
     private readonly pageCache: PageCacheService,
     @InjectRepository(InboxDocument)
     private readonly documentRepo: Repository<InboxDocument>,
+    private readonly paperlessService: PaperlessService,
+    private readonly mailService: MailService,
   ) {}
 
   async listFiles(preferredUsername: string | null): Promise<InboxFile[]> {
@@ -249,4 +254,60 @@ export class InboxService {
     const { doc, pdfPath } = await this.resolveDocument(id, preferredUsername);
     return this.barcodeScanner.scanRegion(doc, pdfPath, page, x, y, w, h);
   }
+
+  async saveToPaperless(
+    id: string,
+    preferredUsername: string | null,
+    opts: {
+      title: string;
+      date?: string;
+      documentTypeId?: number;
+      correspondentId?: number;
+      tagIds?: number[];
+    },
+  ): Promise<void> {
+    const { doc, pdfPath } = await this.resolveDocument(id, preferredUsername);
+    let tmpPath: string | null = null;
+    try {
+      tmpPath = await applyEditsToTemp(doc, pdfPath);
+      await this.paperlessService.uploadDocument(tmpPath, {
+        title: opts.title,
+        created: opts.date,
+        documentType: opts.documentTypeId,
+        correspondent: opts.correspondentId,
+        tags: opts.tagIds,
+      });
+    } finally {
+      await cleanupTemp(tmpPath);
+    }
+  }
+
+  async sendAsEmail(
+    id: string,
+    preferredUsername: string | null,
+    opts: {
+      to: string;
+      subject: string;
+      body: string;
+      html?: string;
+      filename?: string;
+    },
+  ): Promise<void> {
+    const { doc, pdfPath } = await this.resolveDocument(id, preferredUsername);
+    let tmpPath: string | null = null;
+    try {
+      tmpPath = await applyEditsToTemp(doc, pdfPath);
+      const content = await fs.readFile(tmpPath);
+      const filename = opts.filename ? `${opts.filename}.pdf` : doc.OriginalName;
+      await this.mailService.sendMail({
+        to: opts.to,
+        subject: opts.subject,
+        body: opts.body,
+        html: opts.html,
+        attachments: [{ filename, content }],
+      });
+    } finally {
+      await cleanupTemp(tmpPath);
+    }
+  }
 }