user
100 lines
2.8 KiB
C++
100 lines
2.8 KiB
C++
#include "genres_repository.h"
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#include "create_genre_request.h"
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#include "genre_dto.h"
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#include "repository_result.h"
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#include "update_genre_request.h"
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#include <QSqlError>
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#include <QSqlQuery>
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GenresRepository::GenresRepository(QSqlDatabase &database, QObject *parent)
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: BaseSqlTableRepository(database, parent) {}
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RepositoryResult
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GenresRepository::createGenre(const CreateGenreRequest &request) {
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QSqlQuery query = foreignKeysOnQuery();
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query.prepare("INSERT INTO genres (genre_name) VALUES (:genre_name)");
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query.bindValue(":genre_name", request.genreName());
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if (!query.exec()) {
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return RepositoryResult::failureResult(query.lastError().text());
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}
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emit dataCreated();
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return RepositoryResult::successResult();
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}
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RepositoryResult GenresRepository::getGenreById(qint32 id,
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GenreDTO &genre) const {
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QSqlQuery query = foreignKeysOnQuery();
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query.prepare(
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"SELECT genre_id, genre_name FROM genres WHERE genre_id = :genre_id");
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query.bindValue(":genre_id", id);
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if (!query.exec()) {
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return RepositoryResult::failureResult(query.lastError().text());
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}
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if (!query.next()) {
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return RepositoryResult::failureResult("Genre not found");
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}
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genre = mapQueryToDTO(query);
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emit dataRetrieved();
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return RepositoryResult::successResult();
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}
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RepositoryResult
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GenresRepository::getAllGenres(QVector<GenreDTO> &genres) const {
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QSqlQuery query = foreignKeysOnQuery();
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query.prepare("SELECT genre_id, genre_name FROM genres");
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if (!query.exec()) {
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return RepositoryResult::failureResult(query.lastError().text());
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}
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while (query.next()) {
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genres.append(mapQueryToDTO(query));
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}
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emit dataRetrieved();
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return RepositoryResult::successResult();
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}
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RepositoryResult
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GenresRepository::updateGenre(const UpdateGenreRequest &request) {
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QSqlQuery query = foreignKeysOnQuery();
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query.prepare(
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"UPDATE genres SET genre_name = :genre_name WHERE genre_id = :genre_id");
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query.bindValue(":genre_name", request.genreName());
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query.bindValue(":genre_id", request.genreId());
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if (!query.exec()) {
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return RepositoryResult::failureResult(query.lastError().text());
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}
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emit dataUpdated();
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return RepositoryResult::successResult();
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}
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RepositoryResult GenresRepository::deleteGenreById(qint32 genreId) {
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QSqlQuery query = foreignKeysOnQuery();
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query.prepare("DELETE FROM genres WHERE genre_id = :genre_id");
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query.bindValue(":genre_id", genreId);
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if (!query.exec()) {
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return RepositoryResult::failureResult(query.lastError().text());
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}
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emit dataDeleted();
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return RepositoryResult::successResult();
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}
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GenreDTO GenresRepository::mapQueryToDTO(const QSqlQuery &query) const {
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GenreDTO genreDTO;
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genreDTO.setGenreId(query.value("genre_id").toInt());
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genreDTO.setGenreName(query.value("genre_name").toString());
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return genreDTO;
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}
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