1use std::fmt::{self, Display, Formatter, Write};
2
3use validators::{Validated, ValidatedWrapper};
4
5use super::{
6 super::{
7 parameters::{
8 alternative_id::AlternativeID, any::Any, media_type::MediaType, preference::Preference,
9 property_id::PropertyID, Parameter,
10 },
11 values::{key_value::KeyValue, Value},
12 Set,
13 },
14 *,
15};
16
17#[derive(Clone, Debug, PartialEq, Eq, Hash)]
18pub struct Key {
19 pub typ: Option<MediaType>,
20 pub property_id: Option<PropertyID>,
21 pub preference: Option<Preference>,
22 pub alternative_id: Option<AlternativeID>,
23 pub any: Option<Set<Any>>,
24 pub value: KeyValue,
25}
26
27impl Key {
28 pub fn from_key_value(key_value: KeyValue) -> Key {
29 Key {
30 typ: None,
31
32 property_id: None,
33 preference: None,
34 alternative_id: None,
35 any: None,
36 value: key_value,
37 }
38 }
39}
40
41impl Property for Key {
42 fn fmt(&self, f: &mut Formatter) -> Result<(), fmt::Error> {
43 f.write_str("KEY")?;
44
45 macro_rules! fmt {
46 ($c:tt, $p:ident) => {
47 fmt_g!($c, Parameter, self, $p, f);
48 };
49 }
50
51 fmt!(0, typ);
52 fmt!(0, property_id);
53 fmt!(0, preference);
54 fmt!(0, alternative_id);
55 fmt!(2, any);
56
57 if let KeyValue::Text(_) = self.value {
58 f.write_str(";VALUE=text:")?;
59 } else {
60 f.write_char(':')?;
61 }
62
63 Value::fmt(&self.value, f)?;
64
65 f.write_str("\r\n")?;
66
67 Ok(())
68 }
69}
70
71impl Display for Key {
72 fn fmt(&self, f: &mut Formatter) -> Result<(), fmt::Error> {
73 Property::fmt(self, f)
74 }
75}
76
77impl Validated for Key {}
78
79impl ValidatedWrapper for Key {
80 type Error = &'static str;
81
82 fn from_string(_from_string_input: String) -> Result<Self, Self::Error> {
83 unimplemented!();
84 }
85
86 fn from_str(_from_str_input: &str) -> Result<Self, Self::Error> {
87 unimplemented!();
88 }
89}