lumina-qml/src/rust/video_model.rs

676 lines
20 KiB
Rust

#[cxx_qt::bridge]
mod qobject {
unsafe extern "C++" {
include!(< QAbstractListModel >);
include!("cxx-qt-lib/qhash.h");
type QHash_i32_QByteArray =
cxx_qt_lib::QHash<cxx_qt_lib::QHashPair_i32_QByteArray>;
include!("cxx-qt-lib/qmap.h");
type QMap_QString_QVariant =
cxx_qt_lib::QMap<cxx_qt_lib::QMapPair_QString_QVariant>;
include!("cxx-qt-lib/qvariant.h");
type QVariant = cxx_qt_lib::QVariant;
include!("cxx-qt-lib/qstring.h");
type QString = cxx_qt_lib::QString;
include!("cxx-qt-lib/qurl.h");
type QUrl = cxx_qt_lib::QUrl;
include!("cxx-qt-lib/qmodelindex.h");
type QModelIndex = cxx_qt_lib::QModelIndex;
include!("cxx-qt-lib/qvector.h");
type QVector_i32 = cxx_qt_lib::QVector<i32>;
include!("cxx-qt-lib/qstringlist.h");
type QStringList = cxx_qt_lib::QStringList;
include!("cxx-qt-lib/qlist.h");
type QList_QString = cxx_qt_lib::QList<QString>;
}
#[qenum(VideoModel)]
enum VideoRoles {
Id,
Title,
Path,
StartTime,
EndTime,
Looping,
}
unsafe extern "RustQt" {
#[qobject]
#[base = "QAbstractListModel"]
#[qml_element]
#[qproperty(i32, count)]
type VideoModel = super::VideoModelRust;
#[inherit]
#[qsignal]
fn data_changed(
self: Pin<&mut VideoModel>,
top_left: &QModelIndex,
bottom_right: &QModelIndex,
roles: &QVector_i32,
);
#[qinvokable]
fn clear(self: Pin<&mut VideoModel>);
#[qinvokable]
fn setup(self: Pin<&mut VideoModel>);
#[qinvokable]
fn remove_item(
self: Pin<&mut VideoModel>,
index: i32,
) -> bool;
#[qinvokable]
fn new_item(self: Pin<&mut VideoModel>, url: QUrl);
#[qinvokable]
fn update_path(
self: Pin<&mut VideoModel>,
index: i32,
updated_path: QString,
) -> bool;
#[qinvokable]
fn get_item(
self: Pin<&mut VideoModel>,
index: i32,
) -> QMap_QString_QVariant;
#[qinvokable]
fn update_loop(
self: Pin<&mut VideoModel>,
index: i32,
loop_value: bool,
) -> bool;
#[qinvokable]
fn update_title(
self: Pin<&mut VideoModel>,
index: i32,
updated_title: QString,
) -> bool;
#[qinvokable]
fn update_start_time(
self: Pin<&mut VideoModel>,
index: i32,
updated_start_time: f32,
) -> bool;
#[qinvokable]
fn update_end_time(
self: Pin<&mut VideoModel>,
index: i32,
updated_end_time: f32,
) -> bool;
}
impl cxx_qt::Threading for VideoModel {}
unsafe extern "RustQt" {
#[inherit]
unsafe fn begin_insert_rows(
self: Pin<&mut VideoModel>,
parent: &QModelIndex,
first: i32,
last: i32,
);
#[inherit]
unsafe fn end_insert_rows(self: Pin<&mut VideoModel>);
#[inherit]
unsafe fn begin_remove_rows(
self: Pin<&mut VideoModel>,
parent: &QModelIndex,
first: i32,
last: i32,
);
#[inherit]
unsafe fn begin_move_rows(
self: Pin<&mut VideoModel>,
source_parent: &QModelIndex,
source_first: i32,
source_last: i32,
destination_parent: &QModelIndex,
destination_child: i32,
) -> bool;
#[inherit]
unsafe fn end_move_rows(self: Pin<&mut VideoModel>);
#[inherit]
unsafe fn end_remove_rows(self: Pin<&mut VideoModel>);
#[inherit]
unsafe fn begin_reset_model(self: Pin<&mut VideoModel>);
#[inherit]
unsafe fn end_reset_model(self: Pin<&mut VideoModel>);
#[inherit]
fn can_fetch_more(
self: &VideoModel,
parent: &QModelIndex,
) -> bool;
#[inherit]
fn index(
self: &VideoModel,
row: i32,
column: i32,
parent: &QModelIndex,
) -> QModelIndex;
#[qinvokable]
#[cxx_override]
fn data(
self: &VideoModel,
index: &QModelIndex,
role: i32,
) -> QVariant;
#[qinvokable]
#[cxx_override]
fn role_names(self: &VideoModel) -> QHash_i32_QByteArray;
#[qinvokable]
#[cxx_override]
fn row_count(self: &VideoModel, _parent: &QModelIndex)
-> i32;
}
}
use crate::schema::videos::dsl::*;
use cxx_qt::CxxQtType;
use cxx_qt_lib::{QByteArray, QModelIndex, QString, QUrl, QVariant};
use diesel::migration::MigrationConnection;
use diesel::sqlite::SqliteConnection;
use diesel::{delete, insert_into, prelude::*, update};
use std::path::PathBuf;
use std::pin::Pin;
use self::qobject::{
QHash_i32_QByteArray, QMap_QString_QVariant, QVector_i32,
VideoRoles,
};
#[derive(Default, Clone, Debug)]
pub struct Video {
id: i32,
title: String,
path: String,
start_time: f32,
end_time: f32,
looping: bool,
}
#[derive(Default, Debug)]
pub struct VideoModelRust {
count: i32,
highest_id: i32,
videos: Vec<self::Video>,
}
impl qobject::VideoModel {
pub fn clear(mut self: Pin<&mut Self>) {
unsafe {
self.as_mut().begin_reset_model();
self.as_mut().rust_mut().videos.clear();
self.as_mut().end_reset_model();
}
}
pub fn setup(mut self: Pin<&mut Self>) {
let db = &mut self.as_mut().get_db();
run_migrations(db);
let results = videos
.load::<crate::models::Video>(db)
.expect("Error loading videos");
self.as_mut().rust_mut().highest_id = 0;
println!("SHOWING VIDEOS");
println!("--------------");
for video in results {
println!("{}", video.title);
println!("{}", video.id);
println!("{}", video.path);
println!("--------------");
if self.as_mut().highest_id < video.id {
self.as_mut().rust_mut().highest_id = video.id;
}
let img = self::Video {
id: video.id,
title: video.title,
path: video.path,
start_time: video.start_time.unwrap_or(0.0),
end_time: video.end_time.unwrap_or(0.0),
looping: video.looping,
};
self.as_mut().add_video(img);
}
println!("--------------------------------------");
println!("{:?}", self.as_mut().videos);
println!("--------------------------------------");
}
pub fn remove_item(mut self: Pin<&mut Self>, index: i32) -> bool {
if index < 0 || (index as usize) >= self.videos.len() {
return false;
}
let db = &mut self.as_mut().get_db();
let video_id = self.videos.get(index as usize).unwrap().id;
let result =
delete(videos.filter(id.eq(video_id))).execute(db);
match result {
Ok(_i) => {
unsafe {
self.as_mut().begin_remove_rows(
&QModelIndex::default(),
index,
index,
);
self.as_mut()
.rust_mut()
.videos
.remove(index as usize);
self.as_mut().end_remove_rows();
}
println!("removed-item-at-index: {:?}", video_id);
println!("new-Vec: {:?}", self.as_mut().videos);
true
}
Err(_e) => {
println!("Cannot connect to database");
false
}
}
}
fn get_db(self: Pin<&mut Self>) -> SqliteConnection {
let mut data = dirs::data_local_dir().unwrap();
data.push("lumina");
data.push("library-db.sqlite3");
let mut db_url = String::from("sqlite://");
db_url.push_str(data.to_str().unwrap());
println!("DB: {:?}", db_url);
SqliteConnection::establish(&db_url).unwrap_or_else(|_| {
panic!("error connecting to {}", db_url)
})
}
pub fn new_item(mut self: Pin<&mut Self>, url: QUrl) {
println!("LETS INSERT THIS SUCKER!");
let file_path = PathBuf::from(url.path().to_string());
let name = file_path.file_stem().unwrap().to_str().unwrap();
let video_id = self.rust().highest_id + 1;
let video_title = QString::from(name);
let video_path = url.to_qstring();
if self.as_mut().add_item(video_id, video_title, video_path) {
println!("filename: {:?}", name);
self.as_mut().rust_mut().highest_id = video_id;
} else {
println!("Error in inserting item");
}
}
pub fn add_item(
mut self: Pin<&mut Self>,
video_id: i32,
video_title: QString,
video_path: QString,
) -> bool {
let db = &mut self.as_mut().get_db();
// println!("{:?}", db);
let video = self::Video {
id: video_id,
title: video_title.clone().to_string(),
path: video_path.clone().to_string(),
start_time: 0.0,
end_time: 0.0,
looping: false,
};
println!("{:?}", video);
let result = insert_into(videos)
.values((
id.eq(&video_id),
title.eq(&video_title.to_string()),
path.eq(&video_path.to_string()),
start_time.eq(&video.start_time),
end_time.eq(&video.end_time),
looping.eq(&video.looping),
))
.execute(db);
println!("{:?}", result);
match result {
Ok(_i) => {
self.as_mut().add_video(video);
println!("{:?}", self.as_mut().videos);
true
}
Err(_e) => {
println!(
"Cannot connect to database or there was an error in inserting the video"
);
false
}
}
}
fn add_video(mut self: Pin<&mut Self>, video: self::Video) {
let index = self.as_ref().videos.len() as i32;
println!("{:?}", video);
let count = self.as_mut().count;
self.as_mut().set_count(count + 1);
unsafe {
self.as_mut().begin_insert_rows(
&QModelIndex::default(),
index,
index,
);
self.as_mut().rust_mut().videos.push(video);
self.as_mut().end_insert_rows();
}
}
pub fn get_item(
self: Pin<&mut Self>,
index: i32,
) -> QMap_QString_QVariant {
println!("{index}");
let mut qvariantmap = QMap_QString_QVariant::default();
let idx = self.index(index, 0, &QModelIndex::default());
if !idx.is_valid() {
return qvariantmap;
}
let role_names = self.as_ref().role_names();
let role_names_iter = role_names.iter();
if let Some(video) = self.rust().videos.get(index as usize) {
for i in role_names_iter {
qvariantmap.insert(
QString::from(&i.1.to_string()),
self.as_ref().data(&idx, *i.0),
);
}
println!("gotted-video: {:?}", video);
};
qvariantmap
}
fn get_role(&self, role: VideoRoles) -> i32 {
match role {
VideoRoles::Id => 0,
VideoRoles::Title => 1,
VideoRoles::Path => 2,
VideoRoles::StartTime => 3,
VideoRoles::EndTime => 4,
VideoRoles::Looping => 5,
_ => 0,
}
}
pub fn update_loop(
mut self: Pin<&mut Self>,
index: i32,
loop_value: bool,
) -> bool {
let mut vector_roles = QVector_i32::default();
vector_roles
.append(self.as_ref().get_role(VideoRoles::Looping));
let model_index =
&self.as_ref().index(index, 0, &QModelIndex::default());
println!("rust-video: {:?}", index);
println!("rust-loop: {:?}", loop_value);
let db = &mut self.as_mut().get_db();
let result = update(videos.filter(id.eq(index)))
.set(looping.eq(loop_value))
.execute(db);
match result {
Ok(_i) => {
for video in self
.as_mut()
.rust_mut()
.videos
.iter_mut()
.filter(|x| x.id == index)
{
video.looping = loop_value;
println!("rust-video: {:?}", video.title);
}
self.as_mut().data_changed(
model_index,
model_index,
&vector_roles,
);
println!("rust-looping: {:?}", loop_value);
true
}
Err(_e) => false,
}
}
pub fn update_end_time(
mut self: Pin<&mut Self>,
index: i32,
updated_end_time: f32,
) -> bool {
let mut vector_roles = QVector_i32::default();
vector_roles
.append(self.as_ref().get_role(VideoRoles::EndTime));
let model_index =
&self.as_ref().index(index, 0, &QModelIndex::default());
let db = &mut self.as_mut().get_db();
let result = update(videos.filter(id.eq(index)))
.set(end_time.eq(updated_end_time))
.execute(db);
match result {
Ok(_i) => {
for video in self
.as_mut()
.rust_mut()
.videos
.iter_mut()
.filter(|x| x.id == index)
{
video.end_time = updated_end_time;
}
self.as_mut().data_changed(
model_index,
model_index,
&vector_roles,
);
println!("rust-end-time: {:?}", updated_end_time);
true
}
Err(_e) => false,
}
}
pub fn update_start_time(
mut self: Pin<&mut Self>,
index: i32,
updated_start_time: f32,
) -> bool {
let mut vector_roles = QVector_i32::default();
vector_roles
.append(self.as_ref().get_role(VideoRoles::StartTime));
let model_index =
&self.as_ref().index(index, 0, &QModelIndex::default());
let db = &mut self.as_mut().get_db();
let result = update(videos.filter(id.eq(index)))
.set(start_time.eq(updated_start_time))
.execute(db);
match result {
Ok(_i) => {
for video in self
.as_mut()
.rust_mut()
.videos
.iter_mut()
.filter(|x| x.id == index)
{
video.start_time = updated_start_time;
}
self.as_mut().data_changed(
model_index,
model_index,
&vector_roles,
);
println!("rust-start-time: {:?}", updated_start_time);
true
}
Err(_e) => false,
}
}
pub fn update_title(
mut self: Pin<&mut Self>,
index: i32,
updated_title: QString,
) -> bool {
let mut vector_roles = QVector_i32::default();
vector_roles
.append(self.as_ref().get_role(VideoRoles::Title));
let model_index =
&self.as_ref().index(index, 0, &QModelIndex::default());
let db = &mut self.as_mut().get_db();
let result = update(videos.filter(id.eq(index)))
.set(title.eq(updated_title.to_string()))
.execute(db);
match result {
Ok(_i) => {
for video in self
.as_mut()
.rust_mut()
.videos
.iter_mut()
.filter(|x| x.id == index)
{
video.title = updated_title.clone().to_string();
println!("rust-title: {:?}", video.title);
}
// TODO this seems to not be updating in the actual list
self.as_mut().data_changed(
model_index,
model_index,
&vector_roles,
);
println!("rust-title: {:?}", updated_title);
true
}
Err(_e) => false,
}
}
pub fn update_path(
mut self: Pin<&mut Self>,
index: i32,
updated_path: QString,
) -> bool {
let mut vector_roles = QVector_i32::default();
vector_roles.append(self.as_ref().get_role(VideoRoles::Path));
let model_index =
&self.as_ref().index(index, 0, &QModelIndex::default());
let db = &mut self.as_mut().get_db();
let result = update(videos.filter(id.eq(index)))
.set(path.eq(updated_path.to_string()))
.execute(db);
match result {
Ok(_i) => {
for video in self
.as_mut()
.rust_mut()
.videos
.iter_mut()
.filter(|x| x.id == index)
{
video.path = updated_path.clone().to_string();
println!("rust-title: {:?}", video.title);
}
self.as_mut().data_changed(
model_index,
model_index,
&vector_roles,
);
println!("rust-path: {:?}", updated_path);
true
}
Err(_e) => false,
}
}
}
// QAbstractListModel implementation
impl qobject::VideoModel {
fn data(&self, index: &QModelIndex, role: i32) -> QVariant {
let role = VideoRoles { repr: role };
if let Some(video) = self.videos.get(index.row() as usize) {
return match role {
VideoRoles::Id => QVariant::from(&video.id),
VideoRoles::Title => {
QVariant::from(&QString::from(&video.title))
}
VideoRoles::Path => {
QVariant::from(&QString::from(&video.path))
}
VideoRoles::StartTime => {
QVariant::from(&video.start_time)
}
VideoRoles::EndTime => {
QVariant::from(&video.end_time)
}
VideoRoles::Looping => QVariant::from(&video.looping),
_ => QVariant::default(),
};
}
QVariant::default()
}
// Example of overriding a C++ virtual method and calling the base class implementation.
// pub fn can_fetch_more(&self, parent: &QModelIndex) -> bool {
// self.base_can_fetch_more(parent)
// }
pub fn role_names(&self) -> QHash_i32_QByteArray {
let mut roles = QHash_i32_QByteArray::default();
roles.insert(VideoRoles::Id.repr, QByteArray::from("id"));
roles.insert(
VideoRoles::Title.repr,
QByteArray::from("title"),
);
roles.insert(
VideoRoles::Path.repr,
QByteArray::from("filePath"),
);
roles.insert(
VideoRoles::StartTime.repr,
QByteArray::from("startTime"),
);
roles.insert(
VideoRoles::EndTime.repr,
QByteArray::from("endTime"),
);
roles.insert(
VideoRoles::Looping.repr,
QByteArray::from("loop"),
);
roles
}
pub fn row_count(&self, _parent: &QModelIndex) -> i32 {
let cnt = self.rust().videos.len() as i32;
// println!("row count is {cnt}");
cnt
}
}