From aedff3ffa7259b7daefa4d1ec96e75015edd4e96 Mon Sep 17 00:00:00 2001
From: Akshay <nerdypepper@tuta.io>
Date: Sat, 15 Feb 2020 18:21:09 +0530
Subject: rework views

---
 src/views/habitview.rs | 112 +++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 112 insertions(+)
 create mode 100644 src/views/habitview.rs

(limited to 'src/views/habitview.rs')

diff --git a/src/views/habitview.rs b/src/views/habitview.rs
new file mode 100644
index 0000000..3ae0c90
--- /dev/null
+++ b/src/views/habitview.rs
@@ -0,0 +1,112 @@
+use cursive::direction::Direction;
+use cursive::event::{Event, EventResult, Key};
+use cursive::theme::{BaseColor, Color, Style};
+use cursive::view::View;
+use cursive::{Printer, Vec2};
+
+use chrono::prelude::*;
+use chrono::{Local, NaiveDate};
+
+use crate::habit::{Habit, HabitTrait, HabitType, TrackEvent};
+
+pub struct HabitView {
+    habit: Habit,
+    // characters to use
+    true_chr: char,
+    false_chr: char,
+    future_chr: char,
+    // view dimensions
+    view_width: u32,
+    view_height: u32,
+    // color config
+    reached_color: Color,
+    todo_color: Color,
+    future_color: Color,
+}
+
+impl HabitView {
+    pub fn new(habit: Habit) -> Self {
+        return HabitView {
+            habit,
+            true_chr: '·',
+            false_chr: '·',
+            future_chr: '·',
+            view_width: 21,
+            view_height: 9,
+            reached_color: Color::Dark(BaseColor::Cyan),
+            todo_color: Color::Dark(BaseColor::Magenta),
+            future_color: Color::Light(BaseColor::Black),
+        };
+    }
+    pub fn get_title(&self) -> String {
+        return self.habit.get_name().to_owned();
+    }
+}
+
+impl View for HabitView {
+    fn draw(&self, printer: &Printer) {
+        let now = Local::now();
+        let year = now.year();
+        let month = now.month();
+
+        let goal_reached_style = Style::from(self.reached_color);
+        let todo_style = Style::from(self.todo_color);
+        let future_style = Style::from(self.future_color);
+
+        for i in 1..=31 {
+            let day = NaiveDate::from_ymd_opt(year, month, i);
+            let mut day_style;
+
+            if let Some(d) = day {
+                if self.habit.reached_goal(d) {
+                    day_style = goal_reached_style;
+                } else {
+                    day_style = todo_style;
+                }
+                let coords = ((i % 7) * 3, i / 7 + 2);
+                let day_chr: Box<dyn std::fmt::Display> = match self.habit.get_by_date(d) {
+                    Some(val) => match val {
+                        HabitType::Bit(b) => {
+                            if *b {
+                                Box::new(self.true_chr)
+                            } else {
+                                Box::new(self.false_chr)
+                            }
+                        }
+                        HabitType::Count(c) => Box::new(c.to_string()),
+                    },
+                    None => {
+                        day_style = future_style;
+                        Box::new(self.future_chr)
+                    }
+                };
+                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 {
+        let now = Local::now().naive_utc().date();
+        match e {
+            Event::Key(Key::Enter) | Event::Char('n') => {
+                self.habit.modify(now, TrackEvent::Increment);
+                return EventResult::Consumed(None);
+            }
+            Event::Key(Key::Backspace) | Event::Char('p') => {
+                self.habit.modify(now, TrackEvent::Decrement);
+                return EventResult::Consumed(None);
+            }
+            _ => return EventResult::Ignored,
+        }
+    }
+}
-- 
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