app/com.jrod7938.textchangeapp.screens.details/BookInfoScreenViewModel

BookInfoScreenViewModel

class BookInfoScreenViewModel : ViewModel

ViewModel for the BookInfoScreen.

See also

Constructors

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constructor()

Properties

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val book: LiveData<MBook>

MutableLiveData the book state

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val email: String?

String? the user's email

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val loading: LiveData<Boolean>

MutableLiveData the loading state

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val message: StateFlow<String?>

MutableStateFlow the message state

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val reloadInterface: StateFlow<Boolean>

StateFlow that represents whether or not the view needs to reload the page when a change in the database is detected

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val sellerInterestList: LiveData<List<MBook>>

LiveData the seller's interest list

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val user: LiveData<MUser>

MutableLiveData the user state

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val userName: String?

String? the user's username

Functions

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open fun addCloseable(@NonNull p0: Closeable)
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fun addInterestObject(book: MBook, buyer: MUser)

Adds a new interest object to the interestList of a specified Book

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fun buyerVerifiedBook(book: MBook, currInterestObject: InterestObject)

Updates the book in the database with the provided details.

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fun checkBookId(bookId: String, navigate: () -> Unit)

Called when the view is to be reloaded. Checks if any book displayed on a page currently, is no longer available to redirect user.

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fun deleteInterestObject(book: MBook, currInterestObject: InterestObject)

Deletes the specified interest object from the specified book's interestList

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fun fetchBookDetails(bookId: String)

Fetches the book details from the database

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suspend fun getUser(userID: String = userName!!)

Fetches the user details from the database

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fun prepareInterestEmailIntent(mBook: MBook): Intent

Prepares to send an Email

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fun retrieveSellerInterestList(user: MUser)

Retrieves the seller's interest list - all user's interested in all of their listings

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fun saveBook(book: MBook)

Saves the book in the user's collection by updating the "saved_books" field.

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fun sellerVerifiedBook(book: MBook, currInterestObject: InterestObject)

Updates the book in the database with the provided details.

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fun unsaveBook(book: MBook)

Removes the book from the user's saved books collection by updating the "saved_books" field.