From 57b2c71804bf627f3c54b14e80611c9d71272645 Mon Sep 17 00:00:00 2001
From: PixelDots <isaac@marketplaceplus.com>
Date: Sun, 22 Oct 2023 15:23:07 -0500
Subject: [PATCH] Time Applet Window design implementation

---
 cosmic-applet-time/Cargo.toml                 |   5 +
 cosmic-applet-time/i18n.toml                  |   4 +
 .../i18n/en/cosmic_applet_time.ftl            |   1 +
 cosmic-applet-time/src/localize.rs            |  47 +++
 cosmic-applet-time/src/main.rs                | 240 +----------
 cosmic-applet-time/src/window.rs              | 382 ++++++++++++++++++
 6 files changed, 446 insertions(+), 233 deletions(-)
 create mode 100644 cosmic-applet-time/i18n.toml
 create mode 100644 cosmic-applet-time/i18n/en/cosmic_applet_time.ftl
 create mode 100644 cosmic-applet-time/src/localize.rs
 create mode 100644 cosmic-applet-time/src/window.rs

diff --git a/cosmic-applet-time/Cargo.toml b/cosmic-applet-time/Cargo.toml
index 344be421..f20e3339 100644
--- a/cosmic-applet-time/Cargo.toml
+++ b/cosmic-applet-time/Cargo.toml
@@ -9,3 +9,8 @@ icon-loader = { version = "0.3.6", features = ["gtk"] }
 libcosmic.workspace = true
 nix = "0.26.2"
 chrono = { version = "0.4.23", features = ["clock"] }
+once_cell = "1"
+# Application i18n
+i18n-embed = { version = "0.13.4", features = ["fluent-system", "desktop-requester"] }
+i18n-embed-fl = "0.6.4"
+rust-embed = "6.3.0"
\ No newline at end of file
diff --git a/cosmic-applet-time/i18n.toml b/cosmic-applet-time/i18n.toml
new file mode 100644
index 00000000..05c50ba2
--- /dev/null
+++ b/cosmic-applet-time/i18n.toml
@@ -0,0 +1,4 @@
+fallback_language = "en"
+
+[fluent]
+assets_dir = "i18n"
\ No newline at end of file
diff --git a/cosmic-applet-time/i18n/en/cosmic_applet_time.ftl b/cosmic-applet-time/i18n/en/cosmic_applet_time.ftl
new file mode 100644
index 00000000..12d559d9
--- /dev/null
+++ b/cosmic-applet-time/i18n/en/cosmic_applet_time.ftl
@@ -0,0 +1 @@
+datetime-settings = Date, Time and Calendar Settings...
\ No newline at end of file
diff --git a/cosmic-applet-time/src/localize.rs b/cosmic-applet-time/src/localize.rs
new file mode 100644
index 00000000..baa05d0d
--- /dev/null
+++ b/cosmic-applet-time/src/localize.rs
@@ -0,0 +1,47 @@
+// SPDX-License-Identifier: MPL-2.0-only
+
+use i18n_embed::{
+    fluent::{fluent_language_loader, FluentLanguageLoader},
+    DefaultLocalizer, LanguageLoader, Localizer,
+};
+use once_cell::sync::Lazy;
+use rust_embed::RustEmbed;
+
+#[derive(RustEmbed)]
+#[folder = "i18n/"]
+struct Localizations;
+
+pub static LANGUAGE_LOADER: Lazy<FluentLanguageLoader> = Lazy::new(|| {
+    let loader: FluentLanguageLoader = fluent_language_loader!();
+
+    loader
+        .load_fallback_language(&Localizations)
+        .expect("Error while loading fallback language");
+
+    loader
+});
+
+#[macro_export]
+macro_rules! fl {
+    ($message_id:literal) => {{
+        i18n_embed_fl::fl!($crate::localize::LANGUAGE_LOADER, $message_id)
+    }};
+
+    ($message_id:literal, $($args:expr),*) => {{
+        i18n_embed_fl::fl!($crate::localize::LANGUAGE_LOADER, $message_id, $($args), *)
+    }};
+}
+
+// Get the `Localizer` to be used for localizing this library.
+pub fn localizer() -> Box<dyn Localizer> {
+    Box::from(DefaultLocalizer::new(&*LANGUAGE_LOADER, &Localizations))
+}
+
+pub fn localize() {
+    let localizer = localizer();
+    let requested_languages = i18n_embed::DesktopLanguageRequester::requested_languages();
+
+    if let Err(error) = localizer.select(&requested_languages) {
+        eprintln!("Error while loading language for App List {}", error);
+    }
+}
diff --git a/cosmic-applet-time/src/main.rs b/cosmic-applet-time/src/main.rs
index 3657f186..64dc55af 100644
--- a/cosmic-applet-time/src/main.rs
+++ b/cosmic-applet-time/src/main.rs
@@ -1,236 +1,10 @@
-use cosmic::iced::wayland::popup::{destroy_popup, get_popup};
-use cosmic::iced::{
-    time,
-    widget::{column, text, vertical_space},
-    window, Alignment, Length, Rectangle, Subscription,
-};
-use cosmic::iced_style::application;
-use cosmic::{app, applet::cosmic_panel_config::PanelAnchor, Command};
-use cosmic::{
-    widget::{icon, rectangle_tracker::*},
-    Element, Theme,
-};
+mod localize;
+mod window;
 
-use chrono::{DateTime, Local, Timelike};
-use std::time::Duration;
+use window::Window;
 
-pub fn main() -> cosmic::iced::Result {
-    cosmic::applet::run::<Time>(true, ())
-}
-
-struct Time {
-    core: cosmic::app::Core,
-    popup: Option<window::Id>,
-    id_ctr: u128,
-    update_at: Every,
-    now: DateTime<Local>,
-    msg: String,
-    rectangle_tracker: Option<RectangleTracker<u32>>,
-    rectangle: Rectangle,
-}
-
-#[derive(Debug, Clone)]
-#[allow(dead_code)]
-enum Every {
-    Minute,
-    Second,
-}
-
-#[derive(Debug, Clone)]
-enum Message {
-    TogglePopup,
-    CloseRequested(window::Id),
-    Tick,
-    Rectangle(RectangleUpdate<u32>),
-}
-
-impl cosmic::Application for Time {
-    type Message = Message;
-    type Executor = cosmic::SingleThreadExecutor;
-    type Flags = ();
-    const APP_ID: &'static str = "com.system76.CosmicAppletTime";
-
-    fn init(
-        core: app::Core,
-        _flags: Self::Flags,
-    ) -> (Self, cosmic::iced::Command<app::Message<Self::Message>>) {
-        (
-            Time {
-                core,
-                popup: None,
-                id_ctr: 0,
-                update_at: Every::Minute,
-                now: Local::now(),
-                msg: String::new(),
-                rectangle_tracker: None,
-                rectangle: Rectangle::default(),
-            },
-            Command::none(),
-        )
-    }
-
-    fn core(&self) -> &cosmic::app::Core {
-        &self.core
-    }
-
-    fn core_mut(&mut self) -> &mut cosmic::app::Core {
-        &mut self.core
-    }
-
-    fn style(&self) -> Option<<Theme as application::StyleSheet>::Style> {
-        Some(cosmic::applet::style())
-    }
-
-    fn subscription(&self) -> Subscription<Message> {
-        const FALLBACK_DELAY: u64 = 500;
-        let update_delay = match self.update_at {
-            Every::Minute => chrono::Duration::minutes(1),
-            Every::Second => chrono::Duration::seconds(1),
-        };
-
-        // Calculate the time until next second/minute so we can sleep the thread until then.
-        let now = Local::now().time();
-        let next = (now + update_delay)
-            .with_second(0)
-            .expect("Setting seconds to 0 should always be possible")
-            .with_nanosecond(0)
-            .expect("Setting nanoseconds to 0 should always be possible.");
-        let wait = 1.max((next - now).num_milliseconds());
-        Subscription::batch(vec![
-            rectangle_tracker_subscription(0).map(|e| Message::Rectangle(e.1)),
-            time::every(Duration::from_millis(
-                wait.try_into().unwrap_or(FALLBACK_DELAY),
-            ))
-            .map(|_| Message::Tick),
-        ])
-    }
-
-    fn update(
-        &mut self,
-        message: Self::Message,
-    ) -> cosmic::iced::Command<app::Message<Self::Message>> {
-        match message {
-            Message::TogglePopup => {
-                if let Some(p) = self.popup.take() {
-                    destroy_popup(p)
-                } else {
-                    use std::os::unix::process::ExitStatusExt;
-                    let calendar = std::str::from_utf8(
-                        &std::process::Command::new("happiness")
-                            .output()
-                            .unwrap_or(std::process::Output {
-                                stdout: "`sudo apt install happiness`".as_bytes().to_vec(),
-                                stderr: Vec::new(),
-                                status: std::process::ExitStatus::from_raw(0),
-                            })
-                            .stdout,
-                    )
-                    .unwrap()
-                    .to_string();
-                    self.msg = calendar;
-                    self.id_ctr += 1;
-                    let new_id = window::Id(self.id_ctr);
-                    self.popup.replace(new_id);
-
-                    let mut popup_settings = self.core.applet.get_popup_settings(
-                        window::Id(0),
-                        new_id,
-                        None,
-                        None,
-                        None,
-                    );
-                    let Rectangle {
-                        x,
-                        y,
-                        width,
-                        height,
-                    } = self.rectangle;
-                    popup_settings.positioner.anchor_rect = Rectangle::<i32> {
-                        x: x as i32,
-                        y: y as i32,
-                        width: width as i32,
-                        height: height as i32,
-                    };
-                    get_popup(popup_settings)
-                }
-            }
-            Message::Tick => {
-                self.now = Local::now();
-                Command::none()
-            }
-            Message::Rectangle(u) => {
-                match u {
-                    RectangleUpdate::Rectangle(r) => {
-                        self.rectangle = r.1;
-                    }
-                    RectangleUpdate::Init(tracker) => {
-                        self.rectangle_tracker = Some(tracker);
-                    }
-                }
-                Command::none()
-            }
-            Message::CloseRequested(id) => {
-                if Some(id) == self.popup {
-                    self.popup = None;
-                }
-                Command::none()
-            }
-        }
-    }
-
-    fn view(&self) -> Element<Message> {
-        let button = cosmic::widget::button(
-            if matches!(
-                self.core.applet.anchor,
-                PanelAnchor::Top | PanelAnchor::Bottom
-            ) {
-                column![
-                    cosmic::widget::text(self.now.format("%b %-d %-I:%M %p").to_string()).size(14)
-                ]
-            } else {
-                let mut date_time_col = column![
-                    icon::from_name("emoji-recent-symbolic")
-                        .size(self.core.applet.suggested_size().0)
-                        .symbolic(true),
-                    text(self.now.format("%I").to_string()).size(14),
-                    text(self.now.format("%M").to_string()).size(14),
-                    text(self.now.format("%p").to_string()).size(14),
-                    vertical_space(Length::Fixed(4.0)),
-                    // TODO better calendar icon?
-                    icon::from_name("calendar-go-today-symbolic")
-                        .size(self.core.applet.suggested_size().0)
-                        .symbolic(true),
-                ]
-                .align_items(Alignment::Center)
-                .spacing(4);
-                for d in self.now.format("%x").to_string().split("/") {
-                    date_time_col = date_time_col.push(text(d.to_string()).size(14));
-                }
-                date_time_col
-            },
-        )
-        .style(cosmic::theme::Button::AppletIcon)
-        .on_press(Message::TogglePopup);
-
-        if let Some(tracker) = self.rectangle_tracker.as_ref() {
-            tracker.container(0, button).into()
-        } else {
-            button.into()
-        }
-    }
-
-    fn view_window(&self, _id: window::Id) -> Element<Message> {
-        let content = column![]
-            .align_items(Alignment::Start)
-            .spacing(12)
-            .padding([24, 0])
-            .push(text(&self.msg).size(14))
-            .padding(8);
-
-        self.core.applet.popup_container(content).into()
-    }
-
-    fn on_close_requested(&self, id: window::Id) -> Option<Message> {
-        Some(Message::CloseRequested(id))
-    }
+fn main() -> cosmic::iced::Result {
+    localize::localize();
+
+    cosmic::applet::run::<Window>(true, ())
 }
diff --git a/cosmic-applet-time/src/window.rs b/cosmic-applet-time/src/window.rs
new file mode 100644
index 00000000..e968cd8d
--- /dev/null
+++ b/cosmic-applet-time/src/window.rs
@@ -0,0 +1,382 @@
+use cosmic::applet::button_theme;
+use cosmic::iced::wayland::popup::{destroy_popup, get_popup};
+use cosmic::iced::{
+    time,
+    widget::{column, row, text, vertical_space},
+    window, Alignment, Length, Rectangle, Subscription,
+};
+use cosmic::iced_core::alignment::{Horizontal, Vertical};
+use cosmic::iced_style::application;
+use cosmic::theme;
+use cosmic::widget::{button, container, divider, grid, Button, Grid, Space};
+use cosmic::{app, applet::cosmic_panel_config::PanelAnchor, Command};
+use cosmic::{
+    widget::{icon, rectangle_tracker::*},
+    Element, Theme,
+};
+
+use chrono::{DateTime, Datelike, Days, Local, NaiveDate, Timelike};
+use std::time::Duration;
+
+use crate::fl;
+
+#[derive(Debug, Clone)]
+#[allow(dead_code)]
+enum Every {
+    Minute,
+    Second,
+}
+
+pub struct Window {
+    core: cosmic::app::Core,
+    popup: Option<window::Id>,
+    id_ctr: u128,
+    update_at: Every,
+    now: DateTime<Local>,
+    msg: String,
+    rectangle_tracker: Option<RectangleTracker<u32>>,
+    rectangle: Rectangle,
+}
+
+#[derive(Debug, Clone)]
+pub enum Message {
+    TogglePopup,
+    CloseRequested(window::Id),
+    Tick,
+    Rectangle(RectangleUpdate<u32>),
+    SelectDay(u32),
+    PreviousMonth,
+    NextMonth,
+}
+
+impl cosmic::Application for Window {
+    type Message = Message;
+    type Executor = cosmic::SingleThreadExecutor;
+    type Flags = ();
+    const APP_ID: &'static str = "com.system76.CosmicAppletTime";
+
+    fn init(
+        core: app::Core,
+        _flags: Self::Flags,
+    ) -> (Self, cosmic::iced::Command<app::Message<Self::Message>>) {
+        (
+            Window {
+                core,
+                popup: None,
+                id_ctr: 0,
+                update_at: Every::Minute,
+                now: Local::now(),
+                msg: String::new(),
+                rectangle_tracker: None,
+                rectangle: Rectangle::default(),
+            },
+            Command::none(),
+        )
+    }
+
+    fn core(&self) -> &cosmic::app::Core {
+        &self.core
+    }
+
+    fn core_mut(&mut self) -> &mut cosmic::app::Core {
+        &mut self.core
+    }
+
+    fn style(&self) -> Option<<Theme as application::StyleSheet>::Style> {
+        Some(cosmic::applet::style())
+    }
+
+    fn subscription(&self) -> Subscription<Message> {
+        const FALLBACK_DELAY: u64 = 500;
+        let update_delay = match self.update_at {
+            Every::Minute => chrono::Duration::minutes(1),
+            Every::Second => chrono::Duration::seconds(1),
+        };
+
+        // Calculate the time until next second/minute so we can sleep the thread until then.
+        let now = Local::now().time();
+        let next = (now + update_delay)
+            .with_second(0)
+            .expect("Setting seconds to 0 should always be possible")
+            .with_nanosecond(0)
+            .expect("Setting nanoseconds to 0 should always be possible.");
+        let wait = 1.max((next - now).num_milliseconds());
+        Subscription::batch(vec![
+            rectangle_tracker_subscription(0).map(|e| Message::Rectangle(e.1)),
+            time::every(Duration::from_millis(
+                wait.try_into().unwrap_or(FALLBACK_DELAY),
+            ))
+            .map(|_| Message::Tick),
+        ])
+    }
+
+    fn update(
+        &mut self,
+        message: Self::Message,
+    ) -> cosmic::iced::Command<app::Message<Self::Message>> {
+        match message {
+            Message::TogglePopup => {
+                if let Some(p) = self.popup.take() {
+                    destroy_popup(p)
+                } else {
+                    use std::os::unix::process::ExitStatusExt;
+                    let calendar = std::str::from_utf8(
+                        &std::process::Command::new("happiness")
+                            .output()
+                            .unwrap_or(std::process::Output {
+                                stdout: "`sudo apt install happiness`".as_bytes().to_vec(),
+                                stderr: Vec::new(),
+                                status: std::process::ExitStatus::from_raw(0),
+                            })
+                            .stdout,
+                    )
+                    .unwrap()
+                    .to_string();
+                    self.msg = calendar;
+                    self.id_ctr += 1;
+                    let new_id = window::Id(self.id_ctr);
+                    self.popup.replace(new_id);
+
+                    let mut popup_settings = self.core.applet.get_popup_settings(
+                        window::Id(0),
+                        new_id,
+                        None,
+                        None,
+                        None,
+                    );
+                    let Rectangle {
+                        x,
+                        y,
+                        width,
+                        height,
+                    } = self.rectangle;
+                    popup_settings.positioner.anchor_rect = Rectangle::<i32> {
+                        x: x as i32,
+                        y: y as i32,
+                        width: width as i32,
+                        height: height as i32,
+                    };
+                    get_popup(popup_settings)
+                }
+            }
+            Message::Tick => {
+                self.now = Local::now();
+                Command::none()
+            }
+            Message::Rectangle(u) => {
+                match u {
+                    RectangleUpdate::Rectangle(r) => {
+                        self.rectangle = r.1;
+                    }
+                    RectangleUpdate::Init(tracker) => {
+                        self.rectangle_tracker = Some(tracker);
+                    }
+                }
+                Command::none()
+            }
+            Message::CloseRequested(id) => {
+                if Some(id) == self.popup {
+                    self.popup = None;
+                }
+                Command::none()
+            }
+            Message::SelectDay(day) => {
+                // TODO
+                Command::none()
+            }
+            Message::PreviousMonth => {
+                // TODO
+                Command::none()
+            }
+            Message::NextMonth => {
+                // TODO
+                Command::none()
+            }
+        }
+    }
+
+    fn view(&self) -> Element<Message> {
+        let button = cosmic::widget::button(
+            if matches!(
+                self.core.applet.anchor,
+                PanelAnchor::Top | PanelAnchor::Bottom
+            ) {
+                column![
+                    cosmic::widget::text(self.now.format("%b %-d %-I:%M %p").to_string()).size(14)
+                ]
+            } else {
+                let mut date_time_col = column![
+                    icon::from_name("emoji-recent-symbolic")
+                        .size(self.core.applet.suggested_size().0)
+                        .symbolic(true),
+                    text(self.now.format("%I").to_string()).size(14),
+                    text(self.now.format("%M").to_string()).size(14),
+                    text(self.now.format("%p").to_string()).size(14),
+                    vertical_space(Length::Fixed(4.0)),
+                    // TODO better calendar icon?
+                    icon::from_name("calendar-go-today-symbolic")
+                        .size(self.core.applet.suggested_size().0)
+                        .symbolic(true),
+                ]
+                .align_items(Alignment::Center)
+                .spacing(4);
+                for d in self.now.format("%x").to_string().split("/") {
+                    date_time_col = date_time_col.push(text(d.to_string()).size(14));
+                }
+                date_time_col
+            },
+        )
+        .on_press(Message::TogglePopup)
+        .style(theme::Button::Text);
+
+        if let Some(tracker) = self.rectangle_tracker.as_ref() {
+            tracker.container(0, button).into()
+        } else {
+            button.into()
+        }
+    }
+
+    fn view_window(&self, _id: window::Id) -> Element<Message> {
+        let date = text(self.now.format("%B %-d, %Y").to_string()).size(18);
+        let day_of_week = text(self.now.format("%A").to_string()).size(14);
+
+        let month_controls = row![
+            button::text("<").on_press(Message::PreviousMonth),
+            button::text(">").on_press(Message::NextMonth)
+        ];
+
+        // Calender
+        let monday = get_sunday(self.now.year(), self.now.month());
+        let mut day_iter = monday.iter_days();
+        let mut calender: Grid<'_, Message> = grid().width(Length::Fill);
+        calender = calender.push(
+            text("Sun")
+                .size(12)
+                .width(Length::Fixed(36.0))
+                .horizontal_alignment(Horizontal::Center),
+        );
+        calender = calender.push(
+            text("Mon")
+                .size(12)
+                .width(Length::Fixed(36.0))
+                .horizontal_alignment(Horizontal::Center),
+        );
+        calender = calender.push(
+            text("Tue")
+                .size(12)
+                .width(Length::Fixed(36.0))
+                .horizontal_alignment(Horizontal::Center),
+        );
+        calender = calender.push(
+            text("Wed")
+                .size(12)
+                .width(Length::Fixed(36.0))
+                .horizontal_alignment(Horizontal::Center),
+        );
+        calender = calender.push(
+            text("Thu")
+                .size(12)
+                .width(Length::Fixed(36.0))
+                .horizontal_alignment(Horizontal::Center),
+        );
+        calender = calender.push(
+            text("Fri")
+                .size(12)
+                .width(Length::Fixed(36.0))
+                .horizontal_alignment(Horizontal::Center),
+        );
+        calender = calender.push(
+            text("Sat")
+                .size(12)
+                .width(Length::Fixed(36.0))
+                .horizontal_alignment(Horizontal::Center),
+        );
+        calender = calender.insert_row();
+
+        for i in 0..35 {
+            if i > 0 && i % 7 == 0 {
+                calender = calender.insert_row();
+            }
+
+            let date = day_iter.next().unwrap();
+            let day = date.day();
+            let month = date.month();
+            calender = calender.push(date_button(
+                day,
+                month == self.now.month(),
+                day == self.now.day(),
+            ));
+        }
+
+        let events = text("No Events this Day")
+            .size(12)
+            .width(Length::Fill)
+            .horizontal_alignment(Horizontal::Center);
+
+        self.core
+            .applet
+            .popup_container(
+                column![
+                    row![
+                        column![date, day_of_week],
+                        Space::with_width(Length::Fill),
+                        month_controls,
+                    ],
+                    calender,
+                    container(divider::horizontal::light())
+                        .padding([0, 0])
+                        .width(Length::Fill),
+                    events,
+                    container(divider::horizontal::light())
+                        .padding([0, 0])
+                        .width(Length::Fill),
+                    button(text(fl!("datetime-settings")).size(14))
+                        .style(button_theme())
+                        .padding([8, 24])
+                        .width(Length::Fill)
+                ]
+                .padding([12, 12])
+                .spacing(12)
+                .align_items(Alignment::Center),
+            )
+            .into()
+    }
+
+    fn on_close_requested(&self, id: window::Id) -> Option<Message> {
+        Some(Message::CloseRequested(id))
+    }
+}
+
+fn date_button(
+    day: u32,
+    is_month: bool,
+    is_day: bool,
+) -> Button<'static, Message, cosmic::Renderer> {
+    let style = if is_day {
+        cosmic::widget::button::Style::Suggested
+    } else {
+        cosmic::widget::button::Style::Text
+    };
+
+    let button = button(
+        text(format!("{day}"))
+            .size(14.0)
+            .horizontal_alignment(Horizontal::Center)
+            .vertical_alignment(Vertical::Center),
+    )
+    .style(style)
+    .height(Length::Fixed(36.0))
+    .width(Length::Fixed(36.0));
+
+    if is_month {
+        button.on_press(Message::SelectDay(day))
+    } else {
+        button
+    }
+}
+
+fn get_sunday(year: i32, month: u32) -> NaiveDate {
+    let date = NaiveDate::from_ymd_opt(year, month, 1).unwrap();
+    let num_days = date.weekday().num_days_from_sunday();
+    date.checked_sub_days(Days::new(num_days as u64)).unwrap()
+}