diff options
-rw-r--r-- | src/habit/float.rs | 180 | ||||
-rw-r--r-- | src/habit/mod.rs | 3 |
2 files changed, 183 insertions, 0 deletions
diff --git a/src/habit/float.rs b/src/habit/float.rs new file mode 100644 index 0000000..7e98b18 --- /dev/null +++ b/src/habit/float.rs | |||
@@ -0,0 +1,180 @@ | |||
1 | use std::cmp::{Eq, Ord, PartialEq}; | ||
2 | use std::collections::HashMap; | ||
3 | use std::default::Default; | ||
4 | use std::fmt; | ||
5 | use std::ops::{Add, Sub}; | ||
6 | |||
7 | use chrono::NaiveDate; | ||
8 | use serde::{Deserialize, Serialize}; | ||
9 | |||
10 | use crate::command::GoalKind; | ||
11 | use crate::habit::prelude::default_auto; | ||
12 | use crate::habit::traits::Habit; | ||
13 | use crate::habit::{InnerData, TrackEvent}; | ||
14 | |||
15 | #[derive(Copy, Clone, Debug, Ord, Eq, PartialEq, PartialOrd, Serialize, Deserialize)] | ||
16 | pub struct FloatData { | ||
17 | value: u32, | ||
18 | precision: u8, | ||
19 | } | ||
20 | |||
21 | impl FloatData { | ||
22 | pub fn add(self, v: u32) -> Self { | ||
23 | let f = FloatData { | ||
24 | value: v, | ||
25 | precision: self.precision, | ||
26 | }; | ||
27 | self + f | ||
28 | } | ||
29 | pub fn sub(self, v: u32) -> Self { | ||
30 | let f = FloatData { | ||
31 | value: v, | ||
32 | precision: self.precision, | ||
33 | }; | ||
34 | self - f | ||
35 | } | ||
36 | pub fn zero() -> Self { | ||
37 | FloatData { | ||
38 | value: 0, | ||
39 | precision: 0, | ||
40 | } | ||
41 | } | ||
42 | } | ||
43 | |||
44 | impl fmt::Display for FloatData { | ||
45 | fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result { | ||
46 | let characteristic = self.value / (10 * self.precision as u32); | ||
47 | let mantissa = self.value % (10 * self.precision as u32); | ||
48 | let s = format!("{}.{}", characteristic, mantissa); | ||
49 | write!(f, "{:^3}", s) | ||
50 | } | ||
51 | } | ||
52 | |||
53 | impl Add for FloatData { | ||
54 | type Output = Self; | ||
55 | fn add(self, other: Self) -> Self { | ||
56 | Self { | ||
57 | value: self.value + other.value, | ||
58 | precision: self.precision, | ||
59 | } | ||
60 | } | ||
61 | } | ||
62 | |||
63 | impl Sub for FloatData { | ||
64 | type Output = Self; | ||
65 | |||
66 | fn sub(self, other: Self) -> Self { | ||
67 | Self { | ||
68 | value: self.value.saturating_sub(other.value), | ||
69 | precision: self.precision, | ||
70 | } | ||
71 | } | ||
72 | } | ||
73 | |||
74 | #[derive(Debug, Serialize, Deserialize)] | ||
75 | pub struct Float { | ||
76 | name: String, | ||
77 | stats: HashMap<NaiveDate, FloatData>, | ||
78 | goal: FloatData, | ||
79 | precision: u8, | ||
80 | #[serde(default = "default_auto")] | ||
81 | auto: bool, | ||
82 | |||
83 | #[serde(skip)] | ||
84 | inner_data: InnerData, | ||
85 | } | ||
86 | |||
87 | impl Float { | ||
88 | pub fn new(name: impl AsRef<str>, goal: u32, precision: u8, auto: bool) -> Self { | ||
89 | return Float { | ||
90 | name: name.as_ref().to_owned(), | ||
91 | stats: HashMap::new(), | ||
92 | goal: FloatData { | ||
93 | value: goal, | ||
94 | precision, | ||
95 | }, | ||
96 | precision, | ||
97 | auto, | ||
98 | inner_data: Default::default(), | ||
99 | }; | ||
100 | } | ||
101 | } | ||
102 | |||
103 | impl Habit for Float { | ||
104 | type HabitType = FloatData; | ||
105 | |||
106 | fn name(&self) -> String { | ||
107 | return self.name.clone(); | ||
108 | } | ||
109 | fn set_name(&mut self, n: impl AsRef<str>) { | ||
110 | self.name = n.as_ref().to_owned(); | ||
111 | } | ||
112 | fn kind(&self) -> GoalKind { | ||
113 | GoalKind::Float(self.goal.value, self.goal.precision) | ||
114 | } | ||
115 | fn set_goal(&mut self, g: Self::HabitType) { | ||
116 | self.goal = g; | ||
117 | } | ||
118 | fn get_by_date(&self, date: NaiveDate) -> Option<&Self::HabitType> { | ||
119 | self.stats.get(&date) | ||
120 | } | ||
121 | fn insert_entry(&mut self, date: NaiveDate, val: Self::HabitType) { | ||
122 | *self.stats.entry(date).or_insert(val) = val; | ||
123 | } | ||
124 | fn reached_goal(&self, date: NaiveDate) -> bool { | ||
125 | if let Some(val) = self.stats.get(&date) { | ||
126 | if val >= &self.goal { | ||
127 | return true; | ||
128 | } | ||
129 | } | ||
130 | return false; | ||
131 | } | ||
132 | fn remaining(&self, date: NaiveDate) -> u32 { | ||
133 | if self.reached_goal(date) { | ||
134 | return 0; | ||
135 | } else { | ||
136 | if let Some(&val) = self.stats.get(&date) { | ||
137 | return (self.goal - val).value; | ||
138 | } else { | ||
139 | return self.goal.value; | ||
140 | } | ||
141 | } | ||
142 | } | ||
143 | fn goal(&self) -> u32 { | ||
144 | return self.goal.value; | ||
145 | } | ||
146 | fn modify(&mut self, date: NaiveDate, event: TrackEvent) { | ||
147 | if let Some(val) = self.stats.get_mut(&date) { | ||
148 | match event { | ||
149 | TrackEvent::Increment => *val = val.add(1), | ||
150 | TrackEvent::Decrement => { | ||
151 | if *val > FloatData::zero() { | ||
152 | *val = val.sub(1); | ||
153 | } else { | ||
154 | self.stats.remove(&date); | ||
155 | }; | ||
156 | } | ||
157 | } | ||
158 | } else { | ||
159 | match event { | ||
160 | TrackEvent::Increment => self.insert_entry( | ||
161 | date, | ||
162 | FloatData { | ||
163 | value: 1, | ||
164 | precision: self.precision, | ||
165 | }, | ||
166 | ), | ||
167 | _ => {} | ||
168 | }; | ||
169 | } | ||
170 | } | ||
171 | fn inner_data_ref(&self) -> &InnerData { | ||
172 | &self.inner_data | ||
173 | } | ||
174 | fn inner_data_mut_ref(&mut self) -> &mut InnerData { | ||
175 | &mut self.inner_data | ||
176 | } | ||
177 | fn is_auto(&self) -> bool { | ||
178 | self.auto | ||
179 | } | ||
180 | } | ||
diff --git a/src/habit/mod.rs b/src/habit/mod.rs index d51abe5..5359bca 100644 --- a/src/habit/mod.rs +++ b/src/habit/mod.rs | |||
@@ -9,6 +9,9 @@ pub use count::Count; | |||
9 | mod bit; | 9 | mod bit; |
10 | pub use bit::Bit; | 10 | pub use bit::Bit; |
11 | 11 | ||
12 | mod float; | ||
13 | pub use float::Float; | ||
14 | |||
12 | mod prelude; | 15 | mod prelude; |
13 | pub use prelude::{TrackEvent, ViewMode}; | 16 | pub use prelude::{TrackEvent, ViewMode}; |
14 | 17 | ||