refactor habit.rs into habit module

5 files changed, 353 insertions, 0 deletions

diff --git a/src/habit/bit.rs b/src/habit/bit.rs
new file mode 100644
index 0000000..292b96a
--- /dev/null
+++ b/src/habit/bit.rs
@@ -0,0 +1,117 @@
+use std::collections::HashMap;
+
+use chrono::NaiveDate;
+use serde::{Deserialize, Serialize};
+
+use crate::habit::traits::Habit;
+use crate::habit::{TrackEvent, ViewMode};
+use crate::CONFIGURATION;
+
+#[derive(Copy, Clone, Debug, Serialize, Deserialize)]
+pub struct CustomBool(bool);
+
+use std::fmt;
+impl fmt::Display for CustomBool {
+    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
+        write!(
+            f,
+            "{:^3}",
+            if self.0 {
+                CONFIGURATION.true_chr
+            } else {
+                CONFIGURATION.false_chr
+            }
+        )
+    }
+}
+
+impl From<bool> for CustomBool {
+    fn from(b: bool) -> Self {
+        CustomBool(b)
+    }
+}
+
+#[derive(Debug, Serialize, Deserialize)]
+pub struct Bit {
+    name: String,
+    stats: HashMap<NaiveDate, CustomBool>,
+    goal: CustomBool,
+
+    #[serde(skip)]
+    view_month_offset: u32,
+
+    #[serde(skip)]
+    view_mode: ViewMode,
+}
+
+impl Bit {
+    pub fn new(name: impl AsRef<str>) -> Self {
+        return Bit {
+            name: name.as_ref().to_owned(),
+            stats: HashMap::new(),
+            goal: CustomBool(true),
+            view_month_offset: 0,
+            view_mode: ViewMode::Day,
+        };
+    }
+}
+
+impl Habit for Bit {
+    type HabitType = CustomBool;
+    fn name(&self) -> String {
+        return self.name.clone();
+    }
+    fn set_name(&mut self, n: impl AsRef<str>) {
+        self.name = n.as_ref().to_owned();
+    }
+    fn set_goal(&mut self, g: Self::HabitType) {
+        self.goal = g;
+    }
+    fn get_by_date(&self, date: NaiveDate) -> Option<&Self::HabitType> {
+        self.stats.get(&date)
+    }
+    fn insert_entry(&mut self, date: NaiveDate, val: Self::HabitType) {
+        *self.stats.entry(date).or_insert(val) = val;
+    }
+    fn reached_goal(&self, date: NaiveDate) -> bool {
+        if let Some(val) = self.stats.get(&date) {
+            if val.0 >= self.goal.0 {
+                return true;
+            }
+        }
+        return false;
+    }
+    fn remaining(&self, date: NaiveDate) -> u32 {
+        if let Some(val) = self.stats.get(&date) {
+            if val.0 {
+                return 0;
+            } else {
+                return 1;
+            }
+        } else {
+            return 1;
+        }
+    }
+    fn goal(&self) -> u32 {
+        return 1;
+    }
+    fn modify(&mut self, date: NaiveDate, _: TrackEvent) {
+        if let Some(val) = self.stats.get_mut(&date) {
+            *val = (val.0 ^ true).into();
+        } else {
+            self.insert_entry(date, CustomBool(true));
+        }
+    }
+    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 view_mode(&self) -> ViewMode {
+        self.view_mode
+    }
+}
diff --git a/src/habit/count.rs b/src/habit/count.rs
new file mode 100644
index 0000000..a0e0aee
--- /dev/null
+++ b/src/habit/count.rs
@@ -0,0 +1,102 @@
+use std::collections::HashMap;
+
+use chrono::NaiveDate;
+use serde::{Deserialize, Serialize};
+
+use crate::habit::traits::Habit;
+use crate::habit::{TrackEvent, ViewMode};
+
+#[derive(Debug, Serialize, Deserialize)]
+pub struct Count {
+    name: String,
+    stats: HashMap<NaiveDate, u32>,
+    goal: u32,
+
+    #[serde(skip)]
+    view_month_offset: u32,
+
+    #[serde(skip)]
+    view_mode: ViewMode,
+}
+
+impl Count {
+    pub fn new(name: impl AsRef<str>, goal: u32) -> Self {
+        return Count {
+            name: name.as_ref().to_owned(),
+            stats: HashMap::new(),
+            goal,
+            view_month_offset: 0,
+            view_mode: ViewMode::Day,
+        };
+    }
+}
+
+impl Habit for Count {
+    type HabitType = u32;
+
+    fn name(&self) -> String {
+        return self.name.clone();
+    }
+    fn set_name(&mut self, n: impl AsRef<str>) {
+        self.name = n.as_ref().to_owned();
+    }
+    fn set_goal(&mut self, g: Self::HabitType) {
+        self.goal = g;
+    }
+    fn get_by_date(&self, date: NaiveDate) -> Option<&Self::HabitType> {
+        self.stats.get(&date)
+    }
+    fn insert_entry(&mut self, date: NaiveDate, val: Self::HabitType) {
+        *self.stats.entry(date).or_insert(val) = val;
+    }
+    fn reached_goal(&self, date: NaiveDate) -> bool {
+        if let Some(val) = self.stats.get(&date) {
+            if val >= &self.goal {
+                return true;
+            }
+        }
+        return false;
+    }
+    fn remaining(&self, date: NaiveDate) -> u32 {
+        if self.reached_goal(date) {
+            return 0;
+        } else {
+            if let Some(val) = self.stats.get(&date) {
+                return self.goal - val;
+            } else {
+                return self.goal;
+            }
+        }
+    }
+    fn goal(&self) -> u32 {
+        return self.goal;
+    }
+    fn modify(&mut self, date: NaiveDate, event: TrackEvent) {
+        if let Some(val) = self.stats.get_mut(&date) {
+            match event {
+                TrackEvent::Increment => *val += 1,
+                TrackEvent::Decrement => {
+                    if *val > 0 {
+                        *val -= 1
+                    } else {
+                        *val = 0
+                    };
+                }
+            }
+        } else {
+            self.insert_entry(date, 1);
+        }
+    }
+    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 view_mode(&self) -> ViewMode {
+        self.view_mode
+    }
+}
diff --git a/src/habit/mod.rs b/src/habit/mod.rs
new file mode 100644
index 0000000..482ca06
--- /dev/null
+++ b/src/habit/mod.rs
@@ -0,0 +1,20 @@
+use std::collections::HashMap;
+
+use chrono::NaiveDate;
+use serde::{Deserialize, Serialize};
+
+use cursive::direction::Direction;
+use cursive::event::{Event, EventResult};
+use cursive::{Printer, Vec2};
+
+mod traits;
+pub use traits::{Habit, HabitWrapper};
+
+mod count;
+pub use count::Count;
+
+mod bit;
+pub use bit::Bit;
+
+mod prelude;
+pub use prelude::{TrackEvent, ViewMode};
diff --git a/src/habit/prelude.rs b/src/habit/prelude.rs
new file mode 100644
index 0000000..9196f00
--- /dev/null
+++ b/src/habit/prelude.rs
@@ -0,0 +1,20 @@
+use serde::{Deserialize, Serialize};
+
+pub enum TrackEvent {
+    Increment,
+    Decrement,
+}
+
+#[derive(Debug, Clone, Copy, PartialEq, Serialize, Deserialize)]
+pub enum ViewMode {
+    Day,
+    Week,
+    Month,
+    Year,
+}
+
+impl std::default::Default for ViewMode {
+    fn default() -> Self {
+        ViewMode::Day
+    }
+}
diff --git a/src/habit/traits.rs b/src/habit/traits.rs
new file mode 100644
index 0000000..e28e55d
--- /dev/null
+++ b/src/habit/traits.rs
@@ -0,0 +1,94 @@
+use chrono::NaiveDate;
+use cursive::direction::Direction;
+use cursive::event::{Event, EventResult};
+use cursive::{Printer, Vec2};
+
+use typetag;
+
+use crate::habit::{Bit, Count, TrackEvent, ViewMode};
+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 insert_entry(&mut self, date: NaiveDate, val: Self::HabitType);
+    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_view_mode(&mut self, mode: ViewMode);
+    fn view_mode(&self) -> ViewMode;
+}
+
+#[typetag::serde(tag = "type")]
+pub trait HabitWrapper: erased_serde::Serialize {
+    fn remaining(&self, date: NaiveDate) -> u32;
+    fn goal(&self) -> u32;
+    fn modify(&mut self, date: NaiveDate, event: TrackEvent);
+    fn draw(&self, printer: &Printer);
+    fn on_event(&mut self, event: Event) -> EventResult;
+    fn required_size(&mut self, _: Vec2) -> Vec2;
+    fn take_focus(&mut self, _: Direction) -> bool;
+    fn get_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;
+}
+
+macro_rules! auto_habit_impl {
+    ($struct_name:ident) => {
+        #[typetag::serde]
+        impl HabitWrapper for $struct_name {
+            fn remaining(&self, date: NaiveDate) -> u32 {
+                Habit::remaining(self, date)
+            }
+            fn goal(&self) -> u32 {
+                Habit::goal(self)
+            }
+            fn modify(&mut self, date: NaiveDate, event: TrackEvent) {
+                Habit::modify(self, date, event);
+            }
+            fn draw(&self, printer: &Printer) {
+                ShadowView::draw(self, printer)
+            }
+            fn on_event(&mut self, event: Event) -> EventResult {
+                ShadowView::on_event(self, event)
+            }
+            fn required_size(&mut self, x: Vec2) -> Vec2 {
+                ShadowView::required_size(self, x)
+            }
+            fn take_focus(&mut self, d: Direction) -> bool {
+                ShadowView::take_focus(self, d)
+            }
+            fn get_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 view_mode(&self) -> ViewMode {
+                Habit::view_mode(self)
+            }
+        }
+    };
+}
+
+auto_habit_impl!(Count);
+auto_habit_impl!(Bit);