settingslib/enums/
communication_type.rs

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
use serde::Deserialize;
use serde::Serialize;
#[cfg(feature = "diesel")]
use {
    diesel::backend::Backend,
    diesel::deserialize::FromSql,
    diesel::pg::Pg,
    diesel::serialize::{IsNull, Output, ToSql},
    diesel::sql_types::Varchar,
    diesel::{deserialize, not_none, serialize},
    std::io::Write,
};

#[derive(Debug, PartialEq, Clone, Serialize, Deserialize)]
#[cfg_attr(
    feature = "diesel",
    derive(AsExpression, FromSqlRow),
    sql_type = "Varchar"
)]
pub enum CommunicationType {
    Email,
    Forms,
    OnSite,
}

#[cfg(feature = "diesel")]
impl ToSql<Varchar, Pg> for CommunicationType {
    fn to_sql<W: Write>(&self, out: &mut Output<W, Pg>) -> serialize::Result {
        match *self {
            CommunicationType::Email => out.write_all(b"Email")?,
            CommunicationType::Forms => out.write_all(b"Forms")?,
            CommunicationType::OnSite => out.write_all(b"OnSite")?,
        }
        Ok(IsNull::No)
    }
}

#[cfg(feature = "diesel")]
impl FromSql<Varchar, Pg> for CommunicationType {
    fn from_sql(bytes: Option<&<Pg as Backend>::RawValue>) -> deserialize::Result<Self> {
        match not_none!(bytes) {
            b"Email" => Ok(CommunicationType::Email),
            b"Forms" => Ok(CommunicationType::Forms),
            b"OnSite" => Ok(CommunicationType::OnSite),

            _ => Err("Unrecognized enum variant".into()),
        }
    }
}

impl Default for CommunicationType {
    fn default() -> CommunicationType {
        CommunicationType::OnSite
    }
}