1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
use thiserror::Error;
use crate::meteo::observable::Observable;
#[derive(Clone, Debug)]
#[derive(PartialEq)]
#[cfg_attr(feature = "serde", derive(Serialize, Deserialize))]
pub struct Sensor {
pub observable: Observable,
pub model: Option<String>,
pub sensor_type: Option<String>,
pub accuracy: Option<f32>,
pub position: Option<(f64,f64,f64,f64)>,
}
#[derive(Error, Debug)]
pub enum ParseSensorError {
#[error("failed to identify observable")]
ParseObservableError(#[from] strum::ParseError),
#[error("failed to parse accuracy field")]
ParseFloatError(#[from] std::num::ParseFloatError),
}
impl Default for Sensor {
fn default() -> Sensor {
Sensor {
observable: Observable::default(),
model: None,
sensor_type: None,
accuracy: None,
position: None,
}
}
}
impl std::str::FromStr for Sensor {
type Err = ParseSensorError;
fn from_str (content: &str) -> Result<Self, Self::Err> {
let (model, rem) = content.split_at(20);
let (s_type, rem) = rem.split_at(20 +6);
let (accuracy, rem) = rem.split_at(7 +4);
let (observable, _) = rem.split_at(2);
Ok(Self {
model: {
if model.trim().len() > 0 {
Some(model.trim().to_string())
} else {
None
}
},
sensor_type: {
if s_type.trim().len() > 0 {
Some(s_type.trim().to_string())
} else {
None
}
},
accuracy: {
if let Ok(f) = f32::from_str(accuracy.trim()) {
Some(f)
} else {
None
}
},
observable: Observable::from_str(observable.trim())?,
position: None,
})
}
}
impl std::fmt::Display for Sensor {
fn fmt (&self, f: &mut std::fmt::Formatter) -> std::fmt::Result {
if let Some(model) = &self.model {
write!(f, "{:<width$}", model, width=20)?
} else {
write!(f, "{:20}", "")?;
}
if let Some(stype) = &self.sensor_type {
write!(f, "{:<width$}", stype, width=26)?;
} else {
write!(f, "{:26}", "")?;
}
if let Some(accuracy) = self.accuracy {
write!(f, "{:^11.1}", accuracy)?
} else {
write!(f, "{:11}", "")?
}
write!(f, "{} SENSOR MOD/TYPE/ACC\n", self.observable)?;
if let Some((x,y,z,h)) = self.position {
write!(f, "{:14.4}", x)?;
write!(f, "{:14.4}", y)?;
write!(f, "{:14.4}", z)?;
write!(f, "{:14.4}", h)?;
write!(f, " {} SENSOR POS XYZ/H\n", self.observable)?
}
Ok(())
}
}
impl Sensor {
pub fn new (observable: Observable) -> Self {
Self::default()
.with_observable(observable)
}
pub fn with_model (&self, model: &str) -> Self {
let mut s = self.clone();
s.model = Some(model.to_string());
s
}
pub fn with_type (&self, stype: &str) -> Self {
let mut s = self.clone();
s.sensor_type = Some(stype.to_string());
s
}
pub fn with_observable (&self, observable: Observable) -> Self {
let mut s = self.clone();
s.observable = observable;
s
}
pub fn with_position (&self, pos: (f64,f64,f64,f64)) -> Self {
let mut s = self.clone();
s.position = Some(pos);
s
}
pub fn with_accuracy (&self, accuracy: f32) -> Self {
let mut s = self.clone();
s.accuracy = Some(accuracy);
s
}
}
#[cfg(test)]
mod test {
use super::*;
use std::str::FromStr;
#[test]
fn to_str() {
let s = Sensor::new(Observable::Temperature);
assert_eq!(s.to_string(), " TD SENSOR MOD/TYPE/ACC\n");
let s = s.with_model("PAROSCIENTIFIC");
assert_eq!(s.to_string(), "PAROSCIENTIFIC TD SENSOR MOD/TYPE/ACC\n");
let s = s.with_observable(Observable::Pressure);
let s = s.with_type("740-16B");
assert_eq!(s.to_string(), "PAROSCIENTIFIC 740-16B PR SENSOR MOD/TYPE/ACC\n");
let s = s.with_accuracy(0.2);
assert_eq!(s.to_string(), "PAROSCIENTIFIC 740-16B 0.2 PR SENSOR MOD/TYPE/ACC\n");
let s = s.with_position((0.0, 0.0, 0.0, 1234.5678));
assert_eq!(s.to_string(), "PAROSCIENTIFIC 740-16B 0.2 PR SENSOR MOD/TYPE/ACC
0.0000 0.0000 0.0000 1234.5678 PR SENSOR POS XYZ/H\n");
}
#[test]
fn from_str() {
let s = Sensor::from_str(" 0.0 PR ");
assert_eq!(s.is_ok(), true);
let s = s.unwrap();
assert_eq!(s.model, None);
assert_eq!(s.sensor_type, None);
assert_eq!(s.accuracy, Some(0.0));
assert_eq!(s.observable, Observable::Pressure);
let s = Sensor::from_str("PAROSCIENTIFIC 740-16B 0.2 PR SENSOR MOD/TYPE/ACC");
assert_eq!(s.is_ok(), true);
let s = Sensor::from_str(" 0.0 PR SENSOR MOD/TYPE/ACC");
assert_eq!(s.is_ok(), true);
}
}
