Merge branch 'cursor' into master

14 files changed, 382 insertions, 114 deletions

diff --git a/flake.nix b/flake.nix
index db94656..bc0a0e8 100644
--- a/flake.nix
+++ b/flake.nix
@@ -19,6 +19,11 @@
         channel = "nightly";
         sha256 = "LbKHsCOFXWpg/SEyACfzZuWjKbkXdH6EJKOPSGoO01E="; # set zeros after modifying channel or date
       }).rust;
+      rust-src = (mozilla.rustChannelOf {
+        date = "2020-12-23";
+        channel = "nightly";
+        sha256 = "LbKHsCOFXWpg/SEyACfzZuWjKbkXdH6EJKOPSGoO01E="; # set zeros after modifying channel or date
+      }).rust-src;
 
       naersk-lib = naersk.lib."${system}".override {
         cargo = rust;
@@ -38,10 +43,15 @@
       devShell = pkgs.mkShell {
         nativeBuildInputs = [
           rust
+          rust-src
+          pkgs.rust-analyzer
           pkgs.cargo
-          pkgs.cargo
+          pkgs.openssl
           pkgs.ncurses
         ];
+        shellHook = ''
+          export RUST_SRC_PATH="${rust-src}/lib/rustlib/src/rust/library"
+        '';
       };
     });
   }
diff --git a/src/app/cursor.rs b/src/app/cursor.rs
new file mode 100644
index 0000000..f76d591
--- /dev/null
+++ b/src/app/cursor.rs
@@ -0,0 +1,71 @@
+use chrono::{Duration, Local, NaiveDate};
+use cursive::direction::Absolute;
+
+#[derive(Debug, Copy, Clone)]
+pub struct Cursor(pub NaiveDate);
+
+impl std::default::Default for Cursor {
+    fn default() -> Self {
+        Cursor::new()
+    }
+}
+
+impl Cursor {
+    pub fn new() -> Self {
+        Cursor {
+            0: Local::now().naive_local().date(),
+        }
+    }
+    pub fn small_seek(&mut self, d: Absolute) {
+        let today = Local::now().naive_local().date();
+        let cursor = self.0;
+        match d {
+            Absolute::Right => {
+                // forward by 1 day
+                let next = cursor.succ_opt().unwrap_or(cursor);
+                if next <= today {
+                    self.0 = next;
+                }
+            }
+            Absolute::Left => {
+                // backward by 1 day
+                // assumes an infinite past
+                self.0 = cursor.pred_opt().unwrap_or(cursor);
+            }
+            Absolute::Down => {
+                // forward by 1 week
+                let next = cursor.checked_add_signed(Duration::weeks(1)).unwrap();
+                if next <= today {
+                    self.0 = next;
+                }
+            }
+            Absolute::Up => {
+                // backward by 1 week
+                // assumes an infinite past
+                let next = cursor.checked_sub_signed(Duration::weeks(1)).unwrap();
+                self.0 = next;
+            }
+            Absolute::None => {}
+        }
+    }
+    fn long_seek(&mut self, offset: Duration) {
+        let cursor = self.0;
+        let today = Local::now().naive_local().date();
+        let next = cursor.checked_add_signed(offset).unwrap_or(cursor);
+
+        if next <= today {
+            self.0 = next;
+        } else {
+            self.0 = today;
+        }
+    }
+    pub fn month_forward(&mut self) {
+        self.long_seek(Duration::weeks(4));
+    }
+    pub fn month_backward(&mut self) {
+        self.long_seek(Duration::weeks(-4));
+    }
+    pub fn reset(&mut self) {
+        self.0 = Local::now().naive_local().date();
+    }
+}
diff --git a/src/app/impl_self.rs b/src/app/impl_self.rs
index 1114d50..d5f93ff 100644
--- a/src/app/impl_self.rs
+++ b/src/app/impl_self.rs
@@ -6,7 +6,7 @@ use std::path::PathBuf;
 use std::sync::mpsc::channel;
 use std::time::Duration;
 
-use chrono::Local;
+use chrono::{Local, NaiveDate};
 use cursive::direction::Absolute;
 use cursive::Vec2;
 use notify::{watcher, RecursiveMode, Watcher};
@@ -15,7 +15,7 @@ use crate::command::{Command, CommandLineError};
 use crate::habit::{Bit, Count, HabitWrapper, TrackEvent, ViewMode};
 use crate::utils::{self, GRID_WIDTH, VIEW_HEIGHT, VIEW_WIDTH};
 
-use crate::app::{App, MessageKind, StatusLine};
+use crate::app::{App, Cursor, Message, MessageKind, StatusLine};
 
 impl App {
     pub fn new() -> Self {
@@ -27,8 +27,8 @@ impl App {
             focus: 0,
             _file_watcher: watcher,
             file_event_recv: rx,
-            view_month_offset: 0,
-            message: "Type :add <habit-name> <goal> to get started, Ctrl-L to dismiss".into(),
+            cursor: Cursor::new(),
+            message: Message::startup(),
         };
     }
 
@@ -53,35 +53,42 @@ impl App {
         if self.habits.is_empty() {
             return ViewMode::Day;
         }
-        return self.habits[self.focus].view_mode();
+        return self.habits[self.focus].inner_data_ref().view_mode();
     }
 
     pub fn set_mode(&mut self, mode: ViewMode) {
         if !self.habits.is_empty() {
-            self.habits[self.focus].set_view_mode(mode);
+            self.habits[self.focus]
+                .inner_data_mut_ref()
+                .set_view_mode(mode);
         }
     }
 
-    pub fn set_view_month_offset(&mut self, offset: u32) {
-        self.view_month_offset = offset;
+    pub fn sift_backward(&mut self) {
+        self.cursor.month_backward();
         for v in self.habits.iter_mut() {
-            v.set_view_month_offset(offset);
+            v.inner_data_mut_ref().cursor.month_backward();
         }
     }
 
-    pub fn sift_backward(&mut self) {
-        self.view_month_offset += 1;
+    pub fn sift_forward(&mut self) {
+        self.cursor.month_forward();
         for v in self.habits.iter_mut() {
-            v.set_view_month_offset(self.view_month_offset);
+            v.inner_data_mut_ref().cursor.month_forward();
         }
     }
 
-    pub fn sift_forward(&mut self) {
-        if self.view_month_offset > 0 {
-            self.view_month_offset -= 1;
-            for v in self.habits.iter_mut() {
-                v.set_view_month_offset(self.view_month_offset);
-            }
+    pub fn reset_cursor(&mut self) {
+        self.cursor.reset();
+        for v in self.habits.iter_mut() {
+            v.inner_data_mut_ref().cursor.reset();
+        }
+    }
+
+    pub fn move_cursor(&mut self, d: Absolute) {
+        self.cursor.small_seek(d);
+        for v in self.habits.iter_mut() {
+            v.inner_data_mut_ref().move_cursor(d);
         }
     }
 
@@ -125,11 +132,12 @@ impl App {
         let total = self.habits.iter().map(|h| h.goal()).sum::<u32>();
         let completed = total - remaining;
 
-        let timestamp = if self.view_month_offset == 0 {
+        let timestamp = if self.cursor.0 == today {
             format!("{}", Local::now().naive_local().date().format("%d/%b/%y"),)
         } else {
-            let months = self.view_month_offset;
-            format!("{}", format!("{} months ago", months),)
+            let since = NaiveDate::signed_duration_since(today, self.cursor.0).num_days();
+            let plural = if since == 1 { "" } else { "s" };
+            format!("{} ({} day{} ago)", self.cursor.0, since, plural)
         };
 
         StatusLine {
diff --git a/src/app/impl_view.rs b/src/app/impl_view.rs
index 395cac4..c369d8f 100644
--- a/src/app/impl_view.rs
+++ b/src/app/impl_view.rs
@@ -95,11 +95,29 @@ impl View for App {
                 self.set_focus(Absolute::Down);
                 return EventResult::Consumed(None);
             }
+
+            Event::Char('K') => {
+                self.move_cursor(Absolute::Up);
+                return EventResult::Consumed(None);
+            }
+            Event::Char('H') => {
+                self.move_cursor(Absolute::Left);
+                return EventResult::Consumed(None);
+            }
+            Event::Char('J') => {
+                self.move_cursor(Absolute::Down);
+                return EventResult::Consumed(None);
+            }
+            Event::Char('L') => {
+                self.move_cursor(Absolute::Right);
+                return EventResult::Consumed(None);
+            }
+
             Event::Char('v') => {
                 if self.habits.is_empty() {
                     return EventResult::Consumed(None);
                 }
-                if self.habits[self.focus].view_mode() == ViewMode::Week {
+                if self.habits[self.focus].inner_data_ref().view_mode() == ViewMode::Week {
                     self.set_mode(ViewMode::Day)
                 } else {
                     self.set_mode(ViewMode::Week)
@@ -108,14 +126,15 @@ impl View for App {
             }
             Event::Char('V') => {
                 for habit in self.habits.iter_mut() {
-                    habit.set_view_mode(ViewMode::Week);
+                    habit.inner_data_mut_ref().set_view_mode(ViewMode::Week);
                 }
                 return EventResult::Consumed(None);
             }
             Event::Key(Key::Esc) => {
                 for habit in self.habits.iter_mut() {
-                    habit.set_view_mode(ViewMode::Day);
+                    habit.inner_data_mut_ref().set_view_mode(ViewMode::Day);
                 }
+                self.reset_cursor();
                 return EventResult::Consumed(None);
             }
 
@@ -131,7 +150,7 @@ impl View for App {
                 return EventResult::Consumed(None);
             }
             Event::Char('}') => {
-                self.set_view_month_offset(0);
+                self.reset_cursor();
                 return EventResult::Consumed(None);
             }
             Event::CtrlChar('l') => {
@@ -141,14 +160,12 @@ impl View for App {
             }
 
             /* Every keybind that is not caught by App trickles
-             * down to the focused habit. We sift back to today
-             * before performing any action, "refocusing" the cursor
+             * down to the focused habit.
              * */
             _ => {
                 if self.habits.is_empty() {
                     return EventResult::Ignored;
                 }
-                self.set_view_month_offset(0);
                 self.habits[self.focus].on_event(e)
             }
         }
diff --git a/src/app/message.rs b/src/app/message.rs
index 65f0a5c..a1d3d57 100644
--- a/src/app/message.rs
+++ b/src/app/message.rs
@@ -35,6 +35,9 @@ pub struct Message {
 }
 
 impl Message {
+    pub fn startup() -> Self {
+        "Type :add <habit-name> <goal> to get started, Ctrl-L to dismiss".into()
+    }
     pub fn contents(&self) -> &str {
         &self.msg
     }
diff --git a/src/app/mod.rs b/src/app/mod.rs
index 2aecb33..726a656 100644
--- a/src/app/mod.rs
+++ b/src/app/mod.rs
@@ -5,11 +5,13 @@ use notify::{DebouncedEvent, RecommendedWatcher};
 
 use crate::habit::HabitWrapper;
 
+mod cursor;
 mod impl_self;
 mod impl_view;
 mod message;
 
 pub struct StatusLine(String, String);
+pub use cursor::Cursor;
 pub use message::{Message, MessageKind};
 
 pub struct App {
@@ -19,7 +21,7 @@ pub struct App {
     _file_watcher: RecommendedWatcher,
     file_event_recv: Receiver<DebouncedEvent>,
     focus: usize,
-    view_month_offset: u32,
+    cursor: Cursor,
     message: Message,
 }
 
diff --git a/src/habit/bit.rs b/src/habit/bit.rs
index 2bbb0ac..da64ece 100644
--- a/src/habit/bit.rs
+++ b/src/habit/bit.rs
@@ -1,11 +1,12 @@
 use std::collections::HashMap;
+use std::default::Default;
 
 use chrono::NaiveDate;
 use serde::{Deserialize, Serialize};
 
 use crate::habit::prelude::default_auto;
 use crate::habit::traits::Habit;
-use crate::habit::{TrackEvent, ViewMode};
+use crate::habit::{InnerData, TrackEvent};
 use crate::CONFIGURATION;
 
 #[derive(Copy, Clone, Debug, Serialize, Deserialize)]
@@ -42,10 +43,7 @@ pub struct Bit {
     auto: bool,
 
     #[serde(skip)]
-    view_month_offset: u32,
-
-    #[serde(skip)]
-    view_mode: ViewMode,
+    inner_data: InnerData,
 }
 
 impl Bit {
@@ -55,8 +53,7 @@ impl Bit {
             stats: HashMap::new(),
             goal: CustomBool(true),
             auto,
-            view_month_offset: 0,
-            view_mode: ViewMode::Day,
+            inner_data: Default::default(),
         };
     }
 }
@@ -118,17 +115,11 @@ impl Habit for Bit {
             }
         }
     }
-    fn set_view_month_offset(&mut self, offset: u32) {
-        self.view_month_offset = offset;
-    }
-    fn view_month_offset(&self) -> u32 {
-        self.view_month_offset
-    }
-    fn set_view_mode(&mut self, mode: ViewMode) {
-        self.view_mode = mode;
+    fn inner_data_ref(&self) -> &InnerData {
+        &self.inner_data
     }
-    fn view_mode(&self) -> ViewMode {
-        self.view_mode
+    fn inner_data_mut_ref(&mut self) -> &mut InnerData {
+        &mut self.inner_data
     }
     fn is_auto(&self) -> bool {
         self.auto
diff --git a/src/habit/count.rs b/src/habit/count.rs
index d351758..09fd399 100644
--- a/src/habit/count.rs
+++ b/src/habit/count.rs
@@ -1,11 +1,12 @@
 use std::collections::HashMap;
+use std::default::Default;
 
 use chrono::NaiveDate;
 use serde::{Deserialize, Serialize};
 
 use crate::habit::prelude::default_auto;
 use crate::habit::traits::Habit;
-use crate::habit::{TrackEvent, ViewMode};
+use crate::habit::{InnerData, TrackEvent};
 
 #[derive(Debug, Serialize, Deserialize)]
 pub struct Count {
@@ -17,10 +18,7 @@ pub struct Count {
     auto: bool,
 
     #[serde(skip)]
-    view_month_offset: u32,
-
-    #[serde(skip)]
-    view_mode: ViewMode,
+    inner_data: InnerData,
 }
 
 impl Count {
@@ -30,8 +28,7 @@ impl Count {
             stats: HashMap::new(),
             goal,
             auto,
-            view_month_offset: 0,
-            view_mode: ViewMode::Day,
+            inner_data: Default::default(),
         };
     }
 }
@@ -95,17 +92,11 @@ impl Habit for Count {
             };
         }
     }
-    fn set_view_month_offset(&mut self, offset: u32) {
-        self.view_month_offset = offset;
-    }
-    fn view_month_offset(&self) -> u32 {
-        self.view_month_offset
-    }
-    fn set_view_mode(&mut self, mode: ViewMode) {
-        self.view_mode = mode;
+    fn inner_data_ref(&self) -> &InnerData {
+        &self.inner_data
     }
-    fn view_mode(&self) -> ViewMode {
-        self.view_mode
+    fn inner_data_mut_ref(&mut self) -> &mut InnerData {
+        &mut self.inner_data
     }
     fn is_auto(&self) -> bool {
         self.auto
diff --git a/src/habit/mod.rs b/src/habit/mod.rs
index 75e734a..d51abe5 100644
--- a/src/habit/mod.rs
+++ b/src/habit/mod.rs
@@ -1,3 +1,5 @@
+use std::default::Default;
+
 mod traits;
 pub use traits::{Habit, HabitWrapper};
 
@@ -9,3 +11,28 @@ pub use bit::Bit;
 
 mod prelude;
 pub use prelude::{TrackEvent, ViewMode};
+
+use crate::app::Cursor;
+
+use cursive::direction::Absolute;
+
+#[derive(Debug, Default)]
+pub struct InnerData {
+    pub cursor: Cursor,
+    pub view_mode: ViewMode,
+}
+
+impl InnerData {
+    pub fn move_cursor(&mut self, d: Absolute) {
+        self.cursor.small_seek(d);
+    }
+    pub fn cursor(&self) -> Cursor {
+        self.cursor
+    }
+    pub fn set_view_mode(&mut self, mode: ViewMode) {
+        self.view_mode = mode;
+    }
+    pub fn view_mode(&self) -> ViewMode {
+        self.view_mode
+    }
+}
diff --git a/src/habit/traits.rs b/src/habit/traits.rs
index 74fd00b..24d941d 100644
--- a/src/habit/traits.rs
+++ b/src/habit/traits.rs
@@ -5,47 +5,41 @@ use cursive::{Printer, Vec2};
 
 use typetag;
 
-use crate::habit::{Bit, Count, TrackEvent, ViewMode};
+use crate::habit::{Bit, Count, InnerData, TrackEvent};
 use crate::views::ShadowView;
 
 pub trait Habit {
     type HabitType;
 
-    fn set_name(&mut self, name: impl AsRef<str>);
-    fn set_goal(&mut self, goal: Self::HabitType);
-    fn name(&self) -> String;
     fn get_by_date(&self, date: NaiveDate) -> Option<&Self::HabitType>;
+    fn goal(&self) -> u32;
     fn insert_entry(&mut self, date: NaiveDate, val: Self::HabitType);
+    fn modify(&mut self, date: NaiveDate, event: TrackEvent);
+    fn name(&self) -> String;
     fn reached_goal(&self, date: NaiveDate) -> bool;
     fn remaining(&self, date: NaiveDate) -> u32;
-    fn goal(&self) -> u32;
-    fn modify(&mut self, date: NaiveDate, event: TrackEvent);
-
-    fn set_view_month_offset(&mut self, offset: u32);
-    fn view_month_offset(&self) -> u32;
+    fn set_goal(&mut self, goal: Self::HabitType);
+    fn set_name(&mut self, name: impl AsRef<str>);
 
-    fn set_view_mode(&mut self, mode: ViewMode);
-    fn view_mode(&self) -> ViewMode;
+    fn inner_data_ref(&self) -> &InnerData;
+    fn inner_data_mut_ref(&mut self) -> &mut InnerData;
 
     fn is_auto(&self) -> bool;
 }
 
 #[typetag::serde(tag = "type")]
 pub trait HabitWrapper: erased_serde::Serialize {
-    fn remaining(&self, date: NaiveDate) -> u32;
+    fn draw(&self, printer: &Printer);
     fn goal(&self) -> u32;
     fn modify(&mut self, date: NaiveDate, event: TrackEvent);
-    fn draw(&self, printer: &Printer);
+    fn name(&self) -> String;
     fn on_event(&mut self, event: Event) -> EventResult;
+    fn remaining(&self, date: NaiveDate) -> u32;
     fn required_size(&mut self, _: Vec2) -> Vec2;
     fn take_focus(&mut self, _: Direction) -> bool;
-    fn name(&self) -> String;
-
-    fn set_view_month_offset(&mut self, offset: u32);
-    fn view_month_offset(&self) -> u32;
 
-    fn set_view_mode(&mut self, mode: ViewMode);
-    fn view_mode(&self) -> ViewMode;
+    fn inner_data_ref(&self) -> &InnerData;
+    fn inner_data_mut_ref(&mut self) -> &mut InnerData;
 
     fn is_auto(&self) -> bool;
 }
@@ -81,17 +75,11 @@ macro_rules! auto_habit_impl {
             fn name(&self) -> String {
                 Habit::name(self)
             }
-            fn set_view_month_offset(&mut self, offset: u32) {
-                Habit::set_view_month_offset(self, offset)
-            }
-            fn view_month_offset(&self) -> u32 {
-                Habit::view_month_offset(self)
-            }
-            fn set_view_mode(&mut self, mode: ViewMode) {
-                Habit::set_view_mode(self, mode)
+            fn inner_data_ref(&self) -> &InnerData {
+                Habit::inner_data_ref(self)
             }
-            fn view_mode(&self) -> ViewMode {
-                Habit::view_mode(self)
+            fn inner_data_mut_ref(&mut self) -> &mut InnerData {
+                Habit::inner_data_mut_ref(self)
             }
             fn is_auto(&self) -> bool {
                 Habit::is_auto(self)
diff --git a/src/keybinds.rs b/src/keybinds.rs
new file mode 100644
index 0000000..1b9c234
--- /dev/null
+++ b/src/keybinds.rs
@@ -0,0 +1,146 @@
+use std::convert::From;
+
+use cursive::event::Event as CursiveEvent;
+use serde::ser;
+use serde::{self, Deserialize, Serialize, Serializer};
+
+#[derive(Debug, PartialEq)]
+struct Event(CursiveEvent);
+
+macro_rules! event {
+    ($thing:expr) => {
+        Event { 0: $thing };
+    };
+}
+
+impl<T> From<T> for Event
+where
+    T: AsRef<str>,
+{
+    fn from(key: T) -> Self {
+        let key = key.as_ref();
+        if key.len() == 1 {
+            // single key
+            return event!(CursiveEvent::Char(key.chars().nth(0).unwrap()));
+        } else if (key.starts_with("c-") || key.starts_with("C-")) && key.len() == 3 {
+            // ctrl-key
+            return event!(CursiveEvent::CtrlChar(key.chars().nth(2).unwrap()));
+        } else {
+            panic!(
+                r"Invalid keybind in configuration!
+                    (I intend to handle this error gracefully in the near future)"
+            );
+        }
+    }
+}
+
+enum Bind {
+    Char(char),
+    CtrlChar(char),
+    AltChar(char),
+}
+
+impl Serialize for Bind {
+    fn serialize<S>(&self, serializer: S) -> Result<S::Ok, S::Error>
+    where
+        S: Serializer,
+    {
+        match self {
+            Bind::Char(c) => serializer.serialize_newtype_variant("bind", 0, "regular", &c),
+            Bind::CtrlChar(c) => serializer.serialize_newtype_variant("bind", 0, "ctrl", &c),
+            Bind::AltChar(c) => serializer.serialize_newtype_variant("bind", 0, "alt", &c),
+        }
+    }
+}
+
+impl Deserialize for Bind {
+    fn deserialize<D>(deserializer: D) -> Result<Self, D::Error>
+    where
+        D: Deserializer<'de>,
+    {
+        eprintln!("hell = {:#?}", hell);
+    }
+}
+
+impl From<Bind> for CursiveEvent {
+    fn from(key: Bind) -> Self {
+        match key {
+            Bind::Char(c) => CursiveEvent::Char(c),
+            Bind::CtrlChar(c) => CursiveEvent::Char(c),
+            Bind::AltChar(c) => CursiveEvent::AltChar(c),
+        }
+    }
+}
+
+#[derive(Serialize, Deserialize)]
+pub struct KeyBinds {
+    grid: Movement,
+    cursor: Movement,
+    week_mode: Bind,
+    global_week_mode: Bind,
+}
+
+#[derive(Serialize, Deserialize)]
+pub struct Movement {
+    up: Bind,
+    down: Bind,
+    left: Bind,
+    right: Bind,
+}
+
+impl Movement {
+    pub fn new(left: char, down: char, up: char, right: char) -> Self {
+        return Movement {
+            up: Bind::Char(up),
+            down: Bind::Char(down),
+            left: Bind::Char(left),
+            right: Bind::Char(right),
+        };
+    }
+}
+
+impl std::default::Default for KeyBinds {
+    fn default() -> Self {
+        let grid = Movement::new('h', 'j', 'k', 'l');
+        let cursor = Movement::new('H', 'J', 'K', 'L');
+        return KeyBinds {
+            grid,
+            cursor,
+            week_mode: Bind::Char('v'),
+            global_week_mode: Bind::Char('V'),
+        };
+    }
+}
+
+#[cfg(test)]
+mod tests {
+    use super::*;
+
+    #[test]
+    fn normal_keybind() {
+        let bind = "X";
+        let expected = CursiveEvent::Char('X');
+        assert_eq!(Event::from(bind), event!(expected));
+    }
+
+    #[test]
+    fn control_keybind() {
+        let bind = "C-x";
+        let expected = CursiveEvent::CtrlChar('x');
+        assert_eq!(Event::from(bind), event!(expected));
+    }
+
+    #[test]
+    fn lower_case_control_keybind() {
+        let bind = "c-x";
+        let expected = CursiveEvent::CtrlChar('x');
+        assert_eq!(Event::from(bind), event!(expected));
+    }
+
+    #[test]
+    #[should_panic]
+    fn very_long_and_wrong_keybind() {
+        let bind = "alksdjfalkjdf";
+        Event::from(bind);
+    }
+}
diff --git a/src/theme.rs b/src/theme.rs
index 1d2cc36..879584c 100644
--- a/src/theme.rs
+++ b/src/theme.rs
@@ -1,4 +1,4 @@
-use cursive::theme::Color::*;
+use cursive::theme::Color::{self, *};
 use cursive::theme::PaletteColor::*;
 use cursive::theme::{BorderStyle, Palette, Theme};
 
@@ -24,3 +24,7 @@ pub fn theme_gen() -> Theme {
     t.palette = pallete_gen();
     return t;
 }
+
+pub fn cursor_bg() -> Color {
+    Light(cursive::theme::BaseColor::Black)
+}
diff --git a/src/utils.rs b/src/utils.rs
index 2453aa6..f5a25c8 100644
--- a/src/utils.rs
+++ b/src/utils.rs
@@ -102,12 +102,12 @@ pub fn load_configuration_file() -> AppConfig {
     if let Ok(ref mut f) = File::open(&cf) {
         let mut j = String::new();
         f.read_to_string(&mut j);
-        return toml::from_str(&j).unwrap();
+        return toml::from_str(&j).unwrap_or_else(|e| panic!("Invalid config file: `{}`", e));
     } else {
         if let Ok(dc) = toml::to_string(&AppConfig::default()) {
             match OpenOptions::new().create(true).write(true).open(&cf) {
                 Ok(ref mut file) => file.write(dc.as_bytes()).unwrap(),
-                Err(_) => 0,
+                Err(_) => panic!("Unable to write config file to disk!"),
             };
         }
         return Default::default();
diff --git a/src/views.rs b/src/views.rs
index efd1391..b90ce2b 100644
--- a/src/views.rs
+++ b/src/views.rs
@@ -1,13 +1,14 @@
 use cursive::direction::Direction;
 use cursive::event::{Event, EventResult, Key};
-use cursive::theme::{Effect, Style};
+use cursive::theme::{ColorStyle, Effect, Style};
 use cursive::view::View;
 use cursive::{Printer, Vec2};
 
 use chrono::prelude::*;
-use chrono::{Duration, Local, NaiveDate};
+use chrono::{Local, NaiveDate};
 
 use crate::habit::{Bit, Count, Habit, TrackEvent, ViewMode};
+use crate::theme::cursor_bg;
 use crate::utils::VIEW_WIDTH;
 
 use crate::CONFIGURATION;
@@ -27,24 +28,24 @@ where
     T::HabitType: std::fmt::Display,
 {
     fn draw(&self, printer: &Printer) {
-        let now = if self.view_month_offset() == 0 {
-            Local::today()
-        } else {
-            Local::today()
-                .checked_sub_signed(Duration::weeks(4 * self.view_month_offset() as i64))
-                .unwrap()
-        };
+        // let now = if self.view_month_offset() == 0 {
+        //     Local::today()
+        // } else {
+        //     Local::today()
+        //         .checked_sub_signed(Duration::weeks(4 * self.view_month_offset() as i64))
+        //         .unwrap()
+        // };
+        let now = self.inner_data_ref().cursor().0;
+        let is_today = now == Local::now().naive_local().date();
         let year = now.year();
         let month = now.month();
 
         let goal_reached_style = Style::from(CONFIGURATION.reached_color());
-        let todo_style = Style::from(CONFIGURATION.todo_color());
         let future_style = Style::from(CONFIGURATION.inactive_color());
 
         let strikethrough = Style::from(Effect::Strikethrough);
 
-        let goal_status =
-            self.view_month_offset() == 0 && self.reached_goal(Local::now().naive_local().date());
+        let goal_status = is_today && self.reached_goal(Local::now().naive_local().date());
 
         printer.with_style(
             Style::merge(&[
@@ -110,11 +111,20 @@ where
         let draw_day = |printer: &Printer| {
             let mut i = 0;
             while let Some(d) = NaiveDate::from_ymd_opt(year, month, i + 1) {
-                let day_style;
+                let mut day_style = Style::none();
+                let mut fs = future_style;
+                let grs = ColorStyle::front(CONFIGURATION.reached_color());
+                let ts = ColorStyle::front(CONFIGURATION.todo_color());
+                let cs = ColorStyle::back(cursor_bg());
+
                 if self.reached_goal(d) {
-                    day_style = goal_reached_style;
+                    day_style = day_style.combine(Style::from(grs));
                 } else {
-                    day_style = todo_style;
+                    day_style = day_style.combine(Style::from(ts));
+                }
+                if d == now && printer.focused {
+                    day_style = day_style.combine(cs);
+                    fs = fs.combine(cs);
                 }
                 let coords: Vec2 = ((i % 7) * 3, i / 7 + 2).into();
                 if let Some(c) = self.get_by_date(d) {
@@ -122,7 +132,7 @@ where
                         p.print(coords, &format!("{:^3}", c));
                     });
                 } else {
-                    printer.with_style(future_style, |p| {
+                    printer.with_style(fs, |p| {
                         p.print(coords, &format!("{:^3}", CONFIGURATION.look.future_chr));
                     });
                 }
@@ -130,7 +140,7 @@ where
             }
         };
 
-        match self.view_mode() {
+        match self.inner_data_ref().view_mode() {
             ViewMode::Day => draw_day(printer),
             ViewMode::Week => draw_week(printer),
             _ => draw_day(printer),
@@ -146,7 +156,7 @@ where
     }
 
     fn on_event(&mut self, e: Event) -> EventResult {
-        let now = Local::now().naive_local().date();
+        let now = self.inner_data_mut_ref().cursor().0;
         if self.is_auto() {
             return EventResult::Ignored;
         }