ledger_models/fintekkers/wrappers/models/utils/
uuid_wrapper.rs

1use std::fmt;
2
3use crate::fintekkers::wrappers::models::utils::errors::Error;
4use crate::fintekkers::models::util::UuidProto;
5use uuid::Uuid;
6
7pub struct UUIDWrapper {
8    proto: UuidProto,
9}
10
11impl UUIDWrapper {
12    pub fn new(proto: UuidProto) -> Self {
13        UUIDWrapper { proto }
14    }
15
16    pub fn new_random() -> Self {
17        let tmp_uuid = Uuid::new_v4();
18
19        UUIDWrapper {
20            proto: UuidProto {
21                raw_uuid: tmp_uuid.into_bytes().into(),
22            },
23        }
24    }
25
26    pub fn as_uuid(&self) -> Uuid {
27        Uuid::try_from(self).unwrap()
28    }
29}
30
31
32impl TryFrom<&str> for UUIDWrapper {
33    type Error = Error;
34    fn try_from(value: &str) -> Result<UUIDWrapper, Error> {
35        let tmp_uuid = Uuid::parse_str(value)
36            .map_err(|_| Error::UuidError)?;
37
38        Ok(UUIDWrapper {
39            proto: UuidProto {
40                raw_uuid: tmp_uuid.into_bytes().into(),
41            },
42        })
43    }
44}
45
46impl From<UUIDWrapper> for UuidProto {
47    fn from(wrapper:UUIDWrapper) -> UuidProto {
48        wrapper.proto
49    }
50}
51
52impl From<Vec<u8>> for UUIDWrapper {
53    fn from(value: Vec<u8>) -> Self {
54        UUIDWrapper {
55            proto: UuidProto { raw_uuid: value },
56        }
57    }
58}
59
60impl TryFrom<&UUIDWrapper> for Uuid {
61    type Error = Error;
62    fn try_from(wrapper: &UUIDWrapper) -> Result<Uuid, Error> {
63        Uuid::from_slice(&wrapper.proto.raw_uuid).map_err(|_| Error::UuidError)
64    }
65}
66
67impl fmt::Display for UUIDWrapper {
68    fn fmt(&self, fmt: &mut fmt::Formatter) -> fmt::Result {
69        let tmp_uuid: Uuid = self.try_into().map_err(|_| fmt::Error)?;
70
71        fmt.write_str(&tmp_uuid.to_string())?;
72
73        Ok(())
74    }
75}
76
77#[cfg(test)]
78mod test {
79    use std::str::FromStr;
80    use super::*;
81    use uuid::Uuid;
82
83    #[test]
84    fn test_uuid_to_proto_and_back() {
85        let input_array = [217, 98, 253, 240, 51, 225, 77, 157, 153, 155, 126, 195, 80, 240, 203, 119];
86        let input = Vec::from(input_array);
87
88        let uuid = Uuid::from_slice(&input).unwrap();
89        let uuid_str = uuid.to_string();
90        println!("{}", uuid_str);
91
92        let uuid2 = Uuid::from_str(&"d962fdf0-33e1-4d9d-999b-7ec350f0cb77").unwrap();
93        let uuid2_str = uuid2.to_string();
94        println!("{}", uuid2_str);
95
96        let output_bytes = uuid2.into_bytes().to_vec();
97        assert_eq!(input, output_bytes);
98
99        let random = UUIDWrapper::new_random();
100        let random_str = random.to_string();
101
102        let copy_of_random: Uuid = Uuid::try_from(&random).expect("failed conversion");
103
104        assert_eq!(random_str, copy_of_random.to_string())
105    }
106}
ledger_models/fintekkers/wrappers/models/utils/uuid_wrapper.rs

ledger_models/fintekkers/wrappers/models/utils/
uuid_wrapper.rs
