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20 lines
641 B
20 lines
641 B
package com.example.services
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import monix.eval.Task
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import com.example.models.Book
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import com.example.models.Author
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import com.example.models.NewAuthor
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import com.example.models.NewBook
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trait TaskLibraryService {
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// Simple function that returns a book
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def findBookById(id: Long): Task[Option[Book]]
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// Simple function that returns a list of books with it's author
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def findBooksWithAuthor: Task[Seq[(Book, Author)]]
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// Insert a book and an author composing two DBIOs in a transaction
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def insertBookAndAuthor(book: NewBook, author: NewAuthor): Task[(Long, Long)]
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def getAuthorsForBook(id: Long): Task[Seq[(Author, Book)]]
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}
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