1 files changed, 97 insertions, 0 deletions

diff --git a/src/views/bitview.rs b/src/views/bitview.rs
new file mode 100644
index 0000000..16b3ad8
--- /dev/null
+++ b/src/views/bitview.rs
@@ -0,0 +1,97 @@
+use cursive::direction::Direction;
+use cursive::event::{Event, EventResult, Key};
+use cursive::theme::{BaseColor, Color, Effect, Style};
+use cursive::utils::markup::StyledString;
+use cursive::view::View;
+use cursive::{Printer, Vec2};
+
+use chrono::prelude::*;
+use chrono::{Local, NaiveDate};
+
+use crate::habit::Habit;
+
+pub struct BitView {
+    habit: Habit<bool>,
+    true_chr: char,
+    false_chr: char,
+    future_chr: char,
+
+    view_width: u32,
+    view_height: u32,
+    // color config
+}
+
+impl BitView {
+    pub fn new(habit: Habit<bool>) -> Self {
+        return BitView {
+            habit,
+            true_chr: '·',
+            false_chr: '·',
+            future_chr: '·',
+            view_width: 21,
+            view_height: 9,
+        };
+    }
+    pub fn get_title(&self) -> String {
+        return self.habit.get_name().to_owned();
+    }
+}
+
+impl View for BitView {
+    fn draw(&self, printer: &Printer) {
+        let now = Local::now();
+        let year = now.year();
+        let month = now.month();
+
+        let true_style = Style::from(Color::Dark(BaseColor::Cyan));
+        let false_style = Style::from(Color::Dark(BaseColor::Magenta));
+        let future_style = Style::from(Color::Light(BaseColor::Black));
+        let today_style = Style::from(Color::Dark(BaseColor::White));
+
+        for i in 1..=31 {
+            let day = NaiveDate::from_ymd_opt(year, month, i);
+            let day_style;
+
+            if let Some(d) = day {
+                let day_status = self.habit.get_by_date(d).unwrap_or(&false);
+                let coords = ((i % 7) * 3, i / 7 + 2);
+                let day_chr;
+
+                if d <= now.naive_utc().date() {
+                    if *day_status {
+                        day_chr = self.true_chr;
+                        day_style = true_style;
+                    } else {
+                        day_chr = self.false_chr;
+                        day_style = false_style;
+                    }
+                } else {
+                    day_chr = self.future_chr;
+                    day_style = future_style;
+                }
+
+                printer.with_style(day_style, |p| {
+                    p.print(coords, &format!("{:^3}", day_chr));
+                });
+            }
+        }
+    }
+
+    fn required_size(&mut self, _: Vec2) -> Vec2 {
+        (self.view_width, self.view_height).into()
+    }
+
+    fn take_focus(&mut self, _: Direction) -> bool {
+        true
+    }
+
+    fn on_event(&mut self, e: Event) -> EventResult {
+        match e {
+            Event::Key(Key::Enter) => {
+                self.habit.toggle(Local::now().naive_utc().date());
+                return EventResult::Consumed(None);
+            }
+            _ => return EventResult::Ignored,
+        }
+    }
+}