Create Library module. Moved book controller to library controller. Added series addition to library while adding all known volumes in background. Fixed Google search context.

backend/nestjs-seshat-api/src/library/library.service.ts

@@ -0,0 +1,138 @@
+import { InjectQueue } from '@nestjs/bullmq';
+import { Injectable } from '@nestjs/common';
+import { Queue } from 'bullmq';
+import { PinoLogger } from 'nestjs-pino';
+import { BooksService } from 'src/books/books.service';
+import { CreateBookDto } from 'src/books/dto/create-book.dto';
+import { BookSearchResultDto } from 'src/providers/dto/book-search-result.dto';
+import { CreateSeriesDto } from 'src/series/dto/create-series.dto';
+import { SeriesSubscriptionDto } from 'src/series/dto/series-subscription.dto';
+import { SeriesService } from 'src/series/series.service';
+import { BookOriginType } from 'src/shared/enums/book_origin_type';
+
+@Injectable()
+export class LibraryService {
+  constructor(
+    private readonly books: BooksService,
+    private readonly series: SeriesService,
+    @InjectQueue('library') private readonly jobs: Queue,
+    private readonly logger: PinoLogger,
+  ) { }
+
+
+  async addSeries(series: CreateSeriesDto) {
+    const result = await this.series.addSeries(series);
+
+    this.logger.debug({
+      class: LibraryService.name,
+      method: this.addSubscription.name,
+      series: series.providerSeriesId,
+      msg: 'Series saved to database.',
+    });
+
+    this.jobs.add('new_series', series);
+    return {
+      success: true,
+    };
+  }
+
+  async addSubscription(series: SeriesSubscriptionDto) {
+    return await this.series.addSeriesSubscription({
+      userId: series.userId,
+      providerSeriesId: series.providerSeriesId,
+      provider: series.provider,
+    });
+  }
+
+  async addBook(book: BookSearchResultDto) {
+    this.logger.debug({
+      class: LibraryService.name,
+      method: this.addBook.name,
+      book: book,
+      msg: 'Saving book to database...',
+    });
+
+    const bookData = await this.books.createBook({
+      title: book.title,
+      desc: book.desc,
+      providerSeriesId: book.providerSeriesId,
+      providerBookId: book.providerBookId,
+      volume: book.volume,
+      provider: book.provider,
+      publishedAt: book.publishedAt,
+    });
+    const bookId = bookData.identifiers[0]['bookId'];
+
+    const tasks = [];
+
+    if (book.authors && book.authors.length > 0) {
+      tasks.push(book.authors.map(author => this.books.addBookOrigin({
+        bookId,
+        type: BookOriginType.AUTHOR,
+        value: author,
+      })));
+    }
+    if (book.categories && book.categories.length > 0) {
+      tasks.push(book.categories.map(category => this.books.addBookOrigin({
+        bookId,
+        type: BookOriginType.CATEGORY,
+        value: category
+      })));
+    }
+    if (book.language) {
+      tasks.push(this.books.addBookOrigin({
+        bookId,
+        type: BookOriginType.LANGUAGE,
+        value: book.language,
+      }));
+    }
+    if (book.maturityRating) {
+      tasks.push(this.books.addBookOrigin({
+        bookId,
+        type: BookOriginType.MATURITY_RATING,
+        value: book.maturityRating,
+      }));
+    }
+    if (book.thumbnail) {
+      tasks.push(this.books.addBookOrigin({
+        bookId,
+        type: BookOriginType.PROVIDER_THUMBNAIL,
+        value: book.thumbnail,
+      }));
+    }
+    if (book.url) {
+      tasks.push(this.books.addBookOrigin({
+        bookId,
+        type: BookOriginType.PROVIDER_URL,
+        value: book.url,
+      }));
+    }
+
+    if ('ISBN_10' in book.industryIdentifiers) {
+      tasks.push(this.books.addBookOrigin({
+        bookId,
+        type: BookOriginType.ISBN_10,
+        value: book.industryIdentifiers['ISBN_10'],
+      }));
+    }
+
+    if ('ISBN_13' in book.industryIdentifiers) {
+      tasks.push(this.books.addBookOrigin({
+        bookId,
+        type: BookOriginType.ISBN_10,
+        value: book.industryIdentifiers['ISBN_13'],
+      }));
+    }
+
+    await Promise.all(tasks);
+
+    this.logger.info({
+      class: LibraryService.name,
+      method: this.addBook.name,
+      book: book,
+      msg: 'Book saved to database.',
+    });
+
+    return bookId;
+  }
+}