508 lines
20 KiB
Rust
508 lines
20 KiB
Rust
#[cxx_qt::bridge]
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mod song_model {
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use crate::models::*;
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use crate::schema::songs::dsl::*;
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use crate::song_model::song_model::Song;
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use diesel::sqlite::SqliteConnection;
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use diesel::{delete, insert_into, prelude::*, update};
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use std::collections::HashMap;
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use std::path::{Path, PathBuf};
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unsafe extern "C++" {
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include!(< QAbstractListModel >);
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include!("cxx-qt-lib/qhash.h");
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type QHash_i32_QByteArray = cxx_qt_lib::QHash<cxx_qt_lib::QHashPair_i32_QByteArray>;
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include!("cxx-qt-lib/qmap.h");
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type QMap_QString_QVariant = cxx_qt_lib::QMap<cxx_qt_lib::QMapPair_QString_QVariant>;
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include!("cxx-qt-lib/qvariant.h");
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type QVariant = cxx_qt_lib::QVariant;
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include!("cxx-qt-lib/qstring.h");
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type QString = cxx_qt_lib::QString;
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include!("cxx-qt-lib/qurl.h");
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type QUrl = cxx_qt_lib::QUrl;
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include!("cxx-qt-lib/qmodelindex.h");
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type QModelIndex = cxx_qt_lib::QModelIndex;
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include!("cxx-qt-lib/qvector.h");
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type QVector_i32 = cxx_qt_lib::QVector<i32>;
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include!("cxx-qt-lib/qstringlist.h");
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type QStringList = cxx_qt_lib::QStringList;
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include!("cxx-qt-lib/qlist.h");
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type QList_QString = cxx_qt_lib::QList<QString>;
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}
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#[derive(Default, Clone, Debug)]
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pub struct Song {
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id: i32,
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title: String,
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lyrics: String,
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author: String,
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ccli: String,
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audio: String,
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verse_order: String,
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background: String,
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background_type: String,
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horizontal_text_alignment: String,
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vertical_text_alignment: String,
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font: String,
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font_size: i32,
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}
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#[cxx_qt::qobject(base = "QAbstractListModel")]
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#[derive(Default, Debug)]
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pub struct SongModel {
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highest_id: i32,
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songs: Vec<self::Song>,
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}
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#[cxx_qt::qsignals(SongModel)]
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pub enum Signals<'a> {
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#[inherit]
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DataChanged {
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top_left: &'a QModelIndex,
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bottom_right: &'a QModelIndex,
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roles: &'a QVector_i32,
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},
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}
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enum Role {
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IdRole,
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TitleRole,
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LyricsRole,
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AuthorRole,
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CcliRole,
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AudioRole,
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VerseOrderRole,
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BackgroundRole,
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BackgroundTypeRole,
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HorizontalTextAlignmentRole,
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VerticalTextAlignmentRole,
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FontRole,
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FontSizeRole,
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}
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// use crate::entities::{songs, prelude::Songs};
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// use sea_orm::{ConnectionTrait, Database, DbBackend, DbErr, Statement, ActiveValue};
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impl qobject::SongModel {
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#[qinvokable]
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pub fn clear(mut self: Pin<&mut Self>) {
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unsafe {
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self.as_mut().begin_reset_model();
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self.as_mut().songs_mut().clear();
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self.as_mut().end_reset_model();
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}
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}
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#[qinvokable]
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pub fn setup(mut self: Pin<&mut Self>) {
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let db = &mut self.as_mut().get_db();
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let results = songs
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.load::<crate::models::Song>(db)
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.expect("Error loading songs");
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self.as_mut().set_highest_id(0);
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println!("SHOWING SONGS");
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println!("--------------");
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for song in results {
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println!("{}", song.title);
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println!("{}", song.id);
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println!("{}", song.background.clone().unwrap_or_default());
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println!("--------------");
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if self.as_mut().highest_id() < &song.id {
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self.as_mut().set_highest_id(song.id);
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}
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let song = Song {
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id: song.id,
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title: song.title,
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lyrics: song.lyrics.unwrap_or_default(),
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author: song.author.unwrap_or_default(),
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ccli: song.ccli.unwrap_or_default(),
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audio: song.audio.unwrap_or_default(),
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verse_order: song.verse_order.unwrap_or_default(),
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background: song.background.unwrap_or_default(),
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background_type: song.background_type.unwrap_or_default(),
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horizontal_text_alignment: song.horizontal_text_alignment.unwrap_or_default(),
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vertical_text_alignment: song.vertical_text_alignment.unwrap_or_default(),
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font: song.font.unwrap_or_default(),
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font_size: song.font_size.unwrap_or_default(),
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};
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self.as_mut().add_song(song);
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}
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println!("--------------------------------------");
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println!("{:?}", self.as_mut().songs());
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println!("--------------------------------------");
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}
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#[qinvokable]
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pub fn remove_item(mut self: Pin<&mut Self>, index: i32) -> bool {
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if index < 0 || (index as usize) >= self.songs().len() {
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return false;
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}
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let db = &mut self.as_mut().get_db();
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let song_id = self.songs().get(index as usize).unwrap().id;
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let result = delete(songs.filter(id.eq(song_id))).execute(db);
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match result {
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Ok(_i) => {
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unsafe {
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self.as_mut()
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.begin_remove_rows(&QModelIndex::default(), index, index);
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self.as_mut().songs_mut().remove(index as usize);
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self.as_mut().end_remove_rows();
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}
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println!("removed-item-at-index: {:?}", song_id);
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println!("new-Vec: {:?}", self.as_mut().songs());
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true
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}
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Err(_e) => {
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println!("Cannot connect to database");
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false
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}
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}
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}
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fn get_db(self: Pin<&mut Self>) -> SqliteConnection {
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const DATABASE_URL: &str = "sqlite:///home/chris/.local/share/librepresenter/Libre Presenter/library-db.sqlite3";
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SqliteConnection::establish(DATABASE_URL)
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.unwrap_or_else(|_| panic!("error connecting to {}", DATABASE_URL))
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// self.rust().db = db;
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}
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#[qinvokable]
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pub fn new_song(mut self: Pin<&mut Self>) -> bool {
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let song_id = self.rust().highest_id + 1;
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let song_title = String::from("title");
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let db = &mut self.as_mut().get_db();
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let song = Song {
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id: song_id,
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title: song_title.clone(),
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..Default::default()
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};
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let result = insert_into(songs)
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.values((
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id.eq(&song_id),
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title.eq(&song_title),
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lyrics.eq(&song.lyrics),
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author.eq(&song.author),
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ccli.eq(&song.ccli),
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audio.eq(&song.audio),
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verse_order.eq(&song.verse_order),
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background.eq(&song.background),
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background_type.eq(&song.background_type),
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horizontal_text_alignment.eq(&song.horizontal_text_alignment),
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vertical_text_alignment.eq(&song.vertical_text_alignment),
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font.eq(&song.font),
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font_size.eq(&song.font_size),
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))
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.execute(db);
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println!("{:?}", result);
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match result {
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Ok(_i) => {
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self.as_mut().add_song(song);
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println!("{:?}", self.as_mut().songs());
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true
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}
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Err(_e) => {
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println!("Cannot connect to database");
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false
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}
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}
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}
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fn add_song(mut self: Pin<&mut Self>, song: self::Song) {
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let index = self.as_ref().songs().len() as i32;
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println!("{:?}", song);
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unsafe {
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self.as_mut()
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.begin_insert_rows(&QModelIndex::default(), index, index);
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self.as_mut().songs_mut().push(song);
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self.as_mut().end_insert_rows();
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}
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}
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#[qinvokable]
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pub fn update_title(mut self: Pin<&mut Self>, index: i32, updated_title: QString) -> bool {
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let mut vector_roles = QVector_i32::default();
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vector_roles.append(self.as_ref().get_role(Role::TitleRole));
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let model_index = &self.as_ref().index(index, 0, &QModelIndex::default());
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let db = &mut self.as_mut().get_db();
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let result = update(songs.filter(id.eq(index)))
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.set(title.eq(updated_title.to_string()))
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.execute(db);
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match result {
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Ok(_i) => {
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if let Some(song) = self.as_mut().songs_mut().get_mut(index as usize) {
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song.title = updated_title.to_string();
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self.as_mut()
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.emit_data_changed(model_index, model_index, &vector_roles);
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true
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} else {
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false
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}
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}
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Err(_e) => false,
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}
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}
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#[qinvokable]
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pub fn update_file_path(
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mut self: Pin<&mut Self>,
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index: i32,
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updated_background: QString,
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) -> bool {
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let mut vector_roles = QVector_i32::default();
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vector_roles.append(self.as_ref().get_role(Role::BackgroundRole));
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let model_index = &self.as_ref().index(index, 0, &QModelIndex::default());
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let db = &mut self.as_mut().get_db();
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let result = update(songs.filter(id.eq(index)))
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.set(background.eq(updated_background.to_string()))
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.execute(db);
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match result {
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Ok(_i) => {
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let song = self.as_mut().songs_mut().get_mut(index as usize).unwrap();
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song.background = updated_background.to_string();
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self.as_mut()
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.emit_data_changed(model_index, model_index, &vector_roles);
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true
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}
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Err(_e) => false,
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}
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}
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#[qinvokable]
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pub fn get_item(self: Pin<&mut Self>, index: i32) -> QMap_QString_QVariant {
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println!("{index}");
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let mut qvariantmap = QMap_QString_QVariant::default();
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let idx = self.index(index, 0, &QModelIndex::default());
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if !idx.is_valid() {
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return qvariantmap;
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}
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let role_names = self.as_ref().role_names();
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let role_names_iter = role_names.iter();
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if let Some(song) = self.rust().songs.get(index as usize) {
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for i in role_names_iter {
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qvariantmap.insert(
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QString::from(&i.1.to_string()),
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self.as_ref().data(&idx, *i.0),
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);
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}
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};
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qvariantmap
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}
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#[qinvokable]
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pub fn get_lyric_list(mut self: Pin<&mut Self>, index: i32) -> QStringList {
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println!("LYRIC_LIST: {index}");
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let mut lyric_list = QList_QString::default();
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let idx = self.index(index, 0, &QModelIndex::default());
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if !idx.is_valid() {
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return QStringList::default();
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}
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if let Some(song) = self.rust().songs.get(index as usize) {
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if song.lyrics.is_empty() {
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return QStringList::default();
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}
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let raw_lyrics = song.lyrics.clone();
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println!("raw-lyrics: {:?}", raw_lyrics);
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let vorder: Vec<&str> = song.verse_order.split(' ').collect();
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let keywords = vec![
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"Verse 1", "Verse 2", "Verse 3", "Verse 4", "Verse 5", "Verse 6", "Verse 7",
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"Verse 8", "Chorus 1", "Chorus 2", "Chorus 3", "Chorus 4", "Bridge 1",
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"Bridge 2", "Bridge 3", "Bridge 4", "Intro 1", "Intro 2", "Ending 1",
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"Ending 2", "Other 1", "Other 2", "Other 3", "Other 4",
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];
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let mut first_item = true;
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let mut lyric_map = HashMap::new();
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let mut verse_title = String::from("");
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let mut lyric = String::from("");
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for (i, line) in raw_lyrics.split("\n").enumerate() {
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if keywords.contains(&line) {
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if i != 0 {
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println!("{verse_title}");
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println!("{lyric}");
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lyric_map.insert(verse_title, lyric);
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lyric = String::from("");
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verse_title = line.to_string();
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// println!("{line}");
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// println!("\n");
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} else {
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verse_title = line.to_string();
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// println!("{line}");
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// println!("\n");
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}
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} else {
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lyric.push_str(line);
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lyric.push_str("\n");
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}
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}
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lyric_map.insert(verse_title, lyric);
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println!("da-map: {:?}", lyric_map);
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for mut verse in vorder {
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let mut verse_name = "";
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for word in keywords.clone() {
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let end_verse = verse.get(1..2).unwrap();
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let beg_verse = verse.get(0..1).unwrap();
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println!(
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"verse: {:?}, beginning: {:?}, end: {:?}, word: {:?}",
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verse, beg_verse, end_verse, word
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);
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if word.starts_with(beg_verse) && word.ends_with(end_verse) {
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verse_name = word;
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println!("TITLE: {verse_name}");
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continue;
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}
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}
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if let Some(lyric) = lyric_map.get(verse_name) {
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if lyric.contains("\n\n") {
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let split_lyrics: Vec<&str> = lyric.split("\n\n").collect();
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for lyric in split_lyrics {
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if lyric == "" {
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continue;
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}
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lyric_list.append(QString::from(lyric));
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}
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continue;
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}
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lyric_list.append(QString::from(lyric));
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} else {
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println!("NOT WORKING!");
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};
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}
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for lyric in lyric_list.iter() {
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println!("da-list: {:?}", lyric);
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}
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}
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QStringList::from(&lyric_list)
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}
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fn get_role(&self, role: Role) -> i32 {
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match role {
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Role::IdRole => 0,
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Role::TitleRole => 1,
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Role::LyricsRole => 2,
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Role::AuthorRole => 3,
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Role::CcliRole => 4,
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Role::AudioRole => 5,
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Role::VerseOrderRole => 6,
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Role::BackgroundRole => 7,
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Role::BackgroundTypeRole => 8,
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Role::HorizontalTextAlignmentRole => 9,
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Role::VerticalTextAlignmentRole => 10,
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Role::FontRole => 11,
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Role::FontSizeRole => 12,
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_ => 0,
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}
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}
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}
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// Create Rust bindings for C++ functions of the base class (QAbstractItemModel)
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#[cxx_qt::inherit]
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extern "C++" {
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unsafe fn begin_insert_rows(
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self: Pin<&mut qobject::SongModel>,
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parent: &QModelIndex,
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first: i32,
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last: i32,
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);
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unsafe fn end_insert_rows(self: Pin<&mut qobject::SongModel>);
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unsafe fn begin_remove_rows(
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self: Pin<&mut qobject::SongModel>,
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parent: &QModelIndex,
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first: i32,
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last: i32,
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);
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unsafe fn end_remove_rows(self: Pin<&mut qobject::SongModel>);
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unsafe fn begin_reset_model(self: Pin<&mut qobject::SongModel>);
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unsafe fn end_reset_model(self: Pin<&mut qobject::SongModel>);
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}
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#[cxx_qt::inherit]
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unsafe extern "C++" {
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#[cxx_name = "canFetchMore"]
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fn base_can_fetch_more(self: &qobject::SongModel, parent: &QModelIndex) -> bool;
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fn index(
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self: &qobject::SongModel,
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row: i32,
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column: i32,
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parent: &QModelIndex,
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) -> QModelIndex;
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}
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// QAbstractListModel implementation
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impl qobject::SongModel {
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#[qinvokable(cxx_override)]
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fn data(&self, index: &QModelIndex, role: i32) -> QVariant {
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if let Some(song) = self.songs().get(index.row() as usize) {
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return match role {
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0 => QVariant::from(&song.id),
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1 => QVariant::from(&QString::from(&song.title)),
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2 => QVariant::from(&QString::from(&song.lyrics)),
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3 => QVariant::from(&QString::from(&song.author)),
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4 => QVariant::from(&QString::from(&song.ccli)),
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5 => QVariant::from(&QString::from(&song.audio)),
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6 => QVariant::from(&QString::from(&song.verse_order)),
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7 => QVariant::from(&QString::from(&song.background)),
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8 => QVariant::from(&QString::from(&song.background_type)),
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9 => QVariant::from(&QString::from(&song.horizontal_text_alignment)),
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10 => QVariant::from(&QString::from(&song.vertical_text_alignment)),
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11 => QVariant::from(&QString::from(&song.font)),
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12 => QVariant::from(&song.font_size),
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_ => QVariant::default(),
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};
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}
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QVariant::default()
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}
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// Example of overriding a C++ virtual method and calling the base class implementation.
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#[qinvokable(cxx_override)]
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pub fn can_fetch_more(&self, parent: &QModelIndex) -> bool {
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self.base_can_fetch_more(parent)
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}
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#[qinvokable(cxx_override)]
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pub fn role_names(&self) -> QHash_i32_QByteArray {
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let mut roles = QHash_i32_QByteArray::default();
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roles.insert(0, cxx_qt_lib::QByteArray::from("id"));
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roles.insert(1, cxx_qt_lib::QByteArray::from("title"));
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roles.insert(2, cxx_qt_lib::QByteArray::from("lyrics"));
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roles.insert(3, cxx_qt_lib::QByteArray::from("author"));
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roles.insert(4, cxx_qt_lib::QByteArray::from("ccli"));
|
|
roles.insert(5, cxx_qt_lib::QByteArray::from("audio"));
|
|
roles.insert(6, cxx_qt_lib::QByteArray::from("vorder"));
|
|
roles.insert(7, cxx_qt_lib::QByteArray::from("background"));
|
|
roles.insert(8, cxx_qt_lib::QByteArray::from("backgroundType"));
|
|
roles.insert(9, cxx_qt_lib::QByteArray::from("horizontalTextAlignment"));
|
|
roles.insert(10, cxx_qt_lib::QByteArray::from("verticalTextAlignment"));
|
|
roles.insert(11, cxx_qt_lib::QByteArray::from("font"));
|
|
roles.insert(12, cxx_qt_lib::QByteArray::from("fontSize"));
|
|
roles
|
|
}
|
|
|
|
#[qinvokable(cxx_override)]
|
|
pub fn row_count(&self, _parent: &QModelIndex) -> i32 {
|
|
let cnt = self.rust().songs.len() as i32;
|
|
// println!("row count is {cnt}");
|
|
cnt
|
|
}
|
|
|
|
#[qinvokable]
|
|
pub fn count(&self) -> i32 {
|
|
self.rust().songs.len() as i32
|
|
}
|
|
}
|
|
}
|