Extract the core app loop and the UI from the main file #127
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@ -0,0 +1,93 @@
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/*
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Copyright 2023, Savanni D'Gerinel <savanni@luminescent-dreams.com>
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This file is part of FitnessTrax.
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FitnessTrax is free software: you can redistribute it and/or modify it under the terms of the GNU
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General Public License as published by the Free Software Foundation, either version 3 of the
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License, or (at your option) any later version.
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FitnessTrax is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without
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even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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General Public License for more details.
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You should have received a copy of the GNU General Public License along with FitnessTrax. If not, see <https://www.gnu.org/licenses/>.
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*/
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use emseries::Series;
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use ft_core::TraxRecord;
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use std::{
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path::{Path, PathBuf},
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sync::{Arc, RwLock},
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};
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/// Invocations are how parts of the application, primarily the UI, will send requests to the core.
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#[derive(Debug)]
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pub enum AppInvocation {
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/// Tell the core to try to open a database.
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OpenDatabase(PathBuf),
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/// Request a set of records from the core.
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// Note: this will require a time range, but doesn't yet.
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RequestRecords,
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}
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/// Responses are messages that the core sends to the UI. Though they are called responses, the
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/// could actually be pre-emptively sent, such as notifications. The UI will need to be able to
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/// process those any time they arrive.
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///
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/// A typical use would be for the UI to send an [AppInvocation::RequestRecords] request and
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/// receive [AppResponse::Records].
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#[derive(Debug)]
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pub enum AppResponse {
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/// No database is available. The UI should typically display a placeholder, such as the
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/// welcome view.
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NoDatabase,
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/// The database is open and here is a set of records. Typically, the set of records will be
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/// all of the records within a time frame, but this can actually be any set of records.
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Records,
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/// The database has been changed. This message is useful for telling the UI that a significant
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/// change has happened. Further, the UI needs to save PathBuf to settings, because the
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/// gio::Settings system can't be run in the fully async background.
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DatabaseChanged(PathBuf),
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}
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/// The real, headless application. This is where all of the logic will reside.
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#[derive(Clone)]
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pub struct App {
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database: Arc<RwLock<Option<Series<TraxRecord>>>>,
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}
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impl App {
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pub fn new(db_path: Option<PathBuf>) -> Self {
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let database = db_path.map(|path| Series::open(path).unwrap());
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let s = Self {
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database: Arc::new(RwLock::new(database)),
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};
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s
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}
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pub async fn process_invocation(&self, invocation: AppInvocation) -> AppResponse {
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match invocation {
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AppInvocation::OpenDatabase(db_path) => {
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self.open_db(&db_path);
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AppResponse::DatabaseChanged(db_path)
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}
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AppInvocation::RequestRecords => {
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if self.database.read().unwrap().is_none() {
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AppResponse::NoDatabase
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} else {
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AppResponse::Records
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}
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}
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}
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}
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fn open_db(&self, path: &Path) {
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let db = Series::open(path).unwrap();
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*self.database.write().unwrap() = Some(db);
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}
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}
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@ -15,15 +15,13 @@ You should have received a copy of the GNU General Public License along with Fit
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*/
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use crate::{
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app::{AppInvocation, AppResponse},
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views::{HistoricalView, PlaceholderView, View, ViewName, WelcomeView},
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AppInvocation, AppResponse,
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};
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use adw::prelude::*;
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use async_channel::Sender;
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use gio::resources_lookup_data;
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use glib::Object;
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use gtk::STYLE_PROVIDER_PRIORITY_USER;
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use gtk::{prelude::*, subclass::prelude::*};
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use std::path::PathBuf;
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use std::{cell::RefCell, rc::Rc};
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@ -32,7 +30,6 @@ use std::{cell::RefCell, rc::Rc};
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#[derive(Clone)]
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pub struct AppWindow {
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app_tx: Sender<AppInvocation>,
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window: adw::ApplicationWindow,
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layout: gtk::Box,
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current_view: Rc<RefCell<View>>,
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settings: gio::Settings,
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@ -70,7 +67,9 @@ impl AppWindow {
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let provider = gtk::CssProvider::new();
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provider.load_from_data(&stylesheet);
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#[allow(deprecated)]
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let context = window.style_context();
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#[allow(deprecated)]
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context.add_provider(&provider, STYLE_PROVIDER_PRIORITY_USER);
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let header = adw::HeaderBar::builder()
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@ -91,7 +90,6 @@ impl AppWindow {
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let s = Self {
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app_tx,
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window,
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layout,
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current_view: Rc::new(RefCell::new(initial_view)),
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settings: gio::Settings::new(app_id),
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@ -135,7 +133,6 @@ impl AppWindow {
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fn construct_view(&self, view: ViewName) -> View {
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match view {
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ViewName::Placeholder => View::Placeholder(PlaceholderView::new().upcast()),
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ViewName::Welcome => View::Welcome(
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WelcomeView::new({
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let s = self.clone();
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@ -16,11 +16,7 @@ You should have received a copy of the GNU General Public License along with Fit
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use glib::Object;
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use gtk::{prelude::*, subclass::prelude::*};
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use std::{
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cell::RefCell,
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path::{Path, PathBuf},
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rc::Rc,
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};
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use std::{cell::RefCell, path::PathBuf, rc::Rc};
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pub struct FileChooserRowPrivate {
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path: RefCell<Option<PathBuf>>,
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@ -14,101 +14,20 @@ General Public License for more details.
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You should have received a copy of the GNU General Public License along with FitnessTrax. If not, see <https://www.gnu.org/licenses/>.
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*/
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mod app;
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mod app_window;
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mod components;
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mod views;
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use adw::prelude::*;
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use app_window::AppWindow;
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use async_channel::{Receiver, Sender};
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use emseries::{EmseriesReadError, Series};
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use ft_core::TraxRecord;
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use std::{
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env,
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path::{Path, PathBuf},
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rc::Rc,
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sync::{Arc, RwLock},
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};
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use std::{env, path::PathBuf};
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const APP_ID_DEV: &str = "com.luminescent-dreams.fitnesstrax.dev";
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const APP_ID_PROD: &str = "com.luminescent-dreams.fitnesstrax";
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const RESOURCE_BASE_PATH: &str = "/com/luminescent-dreams/fitnesstrax/";
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/// Invocations are how parts of the application, primarily the UI, will send requests to the core.
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#[derive(Debug)]
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pub enum AppInvocation {
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/// Tell the core to try to open a database.
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OpenDatabase(PathBuf),
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|
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/// Request a set of records from the core.
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// Note: this will require a time range, but doesn't yet.
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RequestRecords,
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}
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/// Responses are messages that the core sends to the UI. Though they are called responses, the
|
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/// could actually be pre-emptively sent, such as notifications. The UI will need to be able to
|
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/// process those any time they arrive.
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///
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/// A typical use would be for the UI to send an [AppInvocation::RequestRecords] request and
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/// receive [AppResponse::Records].
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#[derive(Debug)]
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pub enum AppResponse {
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/// No database is available. The UI should typically display a placeholder, such as the
|
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/// welcome view.
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NoDatabase,
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/// The database is open and here is a set of records. Typically, the set of records will be
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/// all of the records within a time frame, but this can actually be any set of records.
|
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Records,
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/// The database has been changed. This message is useful for telling the UI that a significant
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/// change has happened. Further, the UI needs to save PathBuf to settings, because the
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/// gio::Settings system can't be run in the fully async background.
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DatabaseChanged(PathBuf),
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}
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// Note that I have not yet figured out the communication channel or how the central dispatcher
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// should work. There's a dance between the App and the AppWindow that I haven't figured out yet.
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/// The real, headless application. This is where all of the logic will reside.
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#[derive(Clone)]
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struct App {
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database: Arc<RwLock<Option<Series<TraxRecord>>>>,
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}
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impl App {
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pub fn new(db_path: Option<PathBuf>) -> Self {
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let database = db_path.map(|path| Series::open(path).unwrap());
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let s = Self {
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database: Arc::new(RwLock::new(database)),
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};
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s
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}
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pub async fn process_invocation(&self, invocation: AppInvocation) -> AppResponse {
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match invocation {
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AppInvocation::OpenDatabase(db_path) => {
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self.open_db(&db_path);
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AppResponse::DatabaseChanged(db_path)
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}
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AppInvocation::RequestRecords => {
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if self.database.read().unwrap().is_none() {
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AppResponse::NoDatabase
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} else {
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AppResponse::Records
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}
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}
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}
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}
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pub fn open_db(&self, path: &Path) {
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let db = Series::open(path).unwrap();
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*self.database.write().unwrap() = Some(db);
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}
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}
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fn main() {
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// I still don't fully understand gio resources. resources_register_include! is convenient
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// because I don't have to deal with filesystem locations at runtime. However, I think other
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@ -124,7 +43,7 @@ fn main() {
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};
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let settings = gio::Settings::new(app_id);
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let app = App::new({
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let app = app::App::new({
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let path = settings.string("series-path");
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if path.is_empty() {
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None
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@ -146,18 +65,18 @@ fn main() {
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adw_app.connect_activate(move |adw_app| {
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// These channels are used to send messages to the UI. Anything that needs to send a
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// message to the UI will send it via `ui_tx`. We will have one single process that owns
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// `ui_rx`. That process will read messages coming in and send them to AppWindow for proper
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// `ui_rx`. That process will read messages coming in and send them to [AppWindow] for proper
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// processing.
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//
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// The core app will usually only send messages in response to a request, but this channel
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// can also be used to tell the UI that something happened in the background, such as
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// detecting a watch, detecting new tracks to import, and so forth.
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let (ui_tx, ui_rx) = async_channel::unbounded::<AppResponse>();
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let (ui_tx, ui_rx) = async_channel::unbounded::<app::AppResponse>();
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// These channels are used for communicating with the app. Already I can see that a lot of
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// different event handlers will need copies of app_tx in order to send requests into the
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// UI.
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let (app_tx, app_rx) = async_channel::unbounded::<AppInvocation>();
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let (app_tx, app_rx) = async_channel::unbounded::<app::AppInvocation>();
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let window = AppWindow::new(app_id, RESOURCE_BASE_PATH, adw_app, app_tx.clone());
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@ -167,7 +86,7 @@ fn main() {
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glib::spawn_future_local(async move {
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// The app requests data to start with. This kicks everything off. The response from
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// the app will cause the window to be updated shortly.
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let _ = app_tx.send(AppInvocation::RequestRecords).await;
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let _ = app_tx.send(app::AppInvocation::RequestRecords).await;
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while let Ok(response) = ui_rx.recv().await {
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window.process_response(response);
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|
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@ -25,7 +25,6 @@ pub use welcome_view::WelcomeView;
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|
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#[derive(Clone, Debug, PartialEq)]
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||||
pub enum ViewName {
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Placeholder,
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Welcome,
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Historical,
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}
|
||||
|
|
|
@ -15,7 +15,7 @@ You should have received a copy of the GNU General Public License along with Fit
|
|||
*/
|
||||
|
||||
use glib::Object;
|
||||
use gtk::{prelude::*, subclass::prelude::*};
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use gtk::subclass::prelude::*;
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|
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pub struct PlaceholderViewPrivate {}
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|
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