fi_common/
did.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
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
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
use crate::{
    error::Error,
    keys::{KeyPair, VerificationKey},
};
use serde::{Deserialize, Serialize};
use serde_json::Value;
use wasm_bindgen::prelude::wasm_bindgen;
#[cfg(feature = "wasm")]
use wasm_bindgen::JsValue;

pub const DID_CONTEXT_URL: &str = "https://www.w3.org/ns/did/v1";

#[derive(Serialize, Deserialize, Clone)]
#[wasm_bindgen]
pub struct DidDocument {
    #[serde(rename = "@context")]
    #[wasm_bindgen(skip)]
    pub context: Vec<String>,
    #[wasm_bindgen(skip)]
    pub id: String,
    #[wasm_bindgen(skip)]
    #[serde(rename = "verificationMethod")]
    pub verification_method: Vec<KeyPair>,
    #[wasm_bindgen(skip)]
    pub authentication: Vec<String>,
    #[wasm_bindgen(skip)]
    #[serde(rename = "assertionMethod")]
    pub assertion_method: Vec<String>,
    #[wasm_bindgen(skip)]
    #[serde(rename = "capabilityDelegation")]
    pub capability_delegation: Vec<String>,
    #[wasm_bindgen(skip)]
    #[serde(rename = "capabilityInvocation")]
    pub capability_invocation: Vec<String>,
    #[serde(rename = "keyAgreement")]
    #[wasm_bindgen(skip)]
    pub key_agreement: Vec<KeyPair>,
    #[wasm_bindgen(skip)]
    pub services: Vec<Service>,
}

pub trait KeyPairToDidDocument {
    fn key_pair_to_did_doc(
        key_pair: &Box<dyn VerificationKey>,
        fingerprint: &str,
    ) -> Result<DidDocument, Error>;
}

#[wasm_bindgen]
impl DidDocument {
    #[wasm_bindgen(js_name = "getKeyPair")]
    pub fn get_key_pair(&self, key_id_fragment: &str) -> Result<KeyPair, Error> {
        let key_id = format!("{}#{}", self.id, key_id_fragment);

        let v_id = self.verification_method[0].id.clone();

        let public_key: KeyPair;
        if v_id.is_some_and(|val| val.eq(&key_id)) {
            public_key = self.verification_method[0].clone();
        } else {
            public_key = self.key_agreement[0].clone();
        }

        Ok(public_key)
    }

    #[cfg(feature = "wasm")]
    #[wasm_bindgen(js_name = "toObject")]
    pub fn to_object(&self) -> Result<JsValue, serde_wasm_bindgen::Error> {
        serde_wasm_bindgen::to_value(self)
    }

    #[cfg(feature = "wasm")]
    #[wasm_bindgen(getter)]
    pub fn context(&self) -> Vec<String> {
        self.context.clone()
    }

    #[cfg(feature = "wasm")]
    #[wasm_bindgen(setter)]
    pub fn set_context(&mut self, context: Vec<String>) {
        self.context = context;
    }

    #[cfg(feature = "wasm")]
    #[wasm_bindgen(getter)]
    pub fn id(&self) -> String {
        self.id.clone()
    }

    #[cfg(feature = "wasm")]
    #[wasm_bindgen(setter)]
    pub fn set_id(&mut self, id: String) {
        self.id = id;
    }

    #[cfg(feature = "wasm")]
    #[wasm_bindgen(setter, js_name = "verificationMethod")]
    pub fn set_verification_method(&mut self, verification_method: Vec<KeyPair>) {
        self.verification_method = verification_method;
    }

    #[cfg(feature = "wasm")]
    #[wasm_bindgen(getter, js_name = "verificationMethod")]
    pub fn verification_method(&self) -> Vec<KeyPair> {
        self.verification_method.clone()
    }

    #[cfg(feature = "wasm")]
    #[wasm_bindgen(setter)]
    pub fn set_authentication(&mut self, authentication: Vec<String>) {
        self.authentication = authentication;
    }

    #[cfg(feature = "wasm")]
    #[wasm_bindgen(getter)]
    pub fn authentication(&self) -> Vec<String> {
        self.authentication.clone()
    }

    #[cfg(feature = "wasm")]
    #[wasm_bindgen(setter, js_name = "assertionMethod")]
    pub fn set_assertion_method(&mut self, assertion_method: Vec<String>) {
        self.assertion_method = assertion_method;
    }

    #[cfg(feature = "wasm")]
    #[wasm_bindgen(getter, js_name = "assertionMethod")]
    pub fn assertion_method(&self) -> Vec<String> {
        self.assertion_method.clone()
    }

    #[cfg(feature = "wasm")]
    #[wasm_bindgen(setter, js_name = "capabilityDelegation")]
    pub fn set_capability_delegation(&mut self, capability_delegation: Vec<String>) {
        self.capability_delegation = capability_delegation;
    }

    #[cfg(feature = "wasm")]
    #[wasm_bindgen(getter, js_name = "capabilityDelegation")]
    pub fn capability_delegation(&self) -> Vec<String> {
        self.capability_delegation.clone()
    }

    #[cfg(feature = "wasm")]
    #[wasm_bindgen(setter, js_name = "capabilityInvocation")]
    pub fn set_capability_invocation(&mut self, capability_invocation: Vec<String>) {
        self.capability_invocation = capability_invocation;
    }

    #[cfg(feature = "wasm")]
    #[wasm_bindgen(getter, js_name = "capabilityInvocation")]
    pub fn capability_invocation(&self) -> Vec<String> {
        self.capability_invocation.clone()
    }

    #[cfg(feature = "wasm")]
    #[wasm_bindgen(setter, js_name = "keyAgreement")]
    pub fn set_key_agreement(&mut self, key_agreement: Vec<KeyPair>) {
        self.key_agreement = key_agreement;
    }

    #[cfg(feature = "wasm")]
    #[wasm_bindgen(getter, js_name = "keyAgreement")]
    pub fn key_agreement(&self) -> Vec<KeyPair> {
        self.key_agreement.clone()
    }
}

#[derive(Serialize, Deserialize, Debug, Clone)]
#[wasm_bindgen]
pub struct Service {
    #[wasm_bindgen(skip)]
    pub id: String,
    #[serde(rename = "type")]
    #[wasm_bindgen(skip)]
    pub _type: String,
    #[wasm_bindgen(skip)]
    pub service_endpoint: Value,
}

#[wasm_bindgen]
impl Service {
    #[cfg(feature = "wasm")]
    #[wasm_bindgen(setter)]
    pub fn set_id(&mut self, id: String) {
        self.id = id;
    }

    #[cfg(feature = "wasm")]
    #[wasm_bindgen(getter)]
    pub fn id(&self) -> String {
        self.id.clone()
    }

    #[cfg(feature = "wasm")]
    #[wasm_bindgen(setter, js_name = "type")]
    pub fn set_type(&mut self, _type: String) {
        self._type = _type;
    }

    #[cfg(feature = "wasm")]
    #[wasm_bindgen(getter, js_name = "type")]
    pub fn _type(&self) -> String {
        self._type.clone()
    }

    #[cfg(feature = "wasm")]
    #[wasm_bindgen(setter, js_name = "serviceEndpoint")]
    pub fn set_service_endpoint(
        &mut self,
        service_endpoint: JsValue,
    ) -> Result<(), serde_wasm_bindgen::Error> {
        self.service_endpoint = match serde_wasm_bindgen::from_value(service_endpoint) {
            Ok(val) => val,
            Err(error) => return Err(error),
        };

        Ok(())
    }

    #[cfg(feature = "wasm")]
    #[wasm_bindgen(getter, js_name = "serviceEndpoint")]
    pub fn service_endpoint(&self) -> Result<JsValue, serde_wasm_bindgen::Error> {
        match serde_wasm_bindgen::to_value(&self.service_endpoint) {
            Err(error) => Err(error),
            Ok(val) => Ok(val),
        }
    }
}