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

use crate::{types::verbosity::Verbosity, SDK};
use casper_client::{
    get_peers, rpcs::results::GetPeersResult as _GetPeersResult, Error, JsonRpcId, SuccessResponse,
};
#[cfg(target_arch = "wasm32")]
use gloo_utils::format::JsValueSerdeExt;
use rand::Rng;
#[cfg(target_arch = "wasm32")]
use serde::{Deserialize, Serialize};
#[cfg(target_arch = "wasm32")]
use wasm_bindgen::prelude::*;

/// A wrapper for the `GetPeersResult` type from the Casper client.
#[cfg(target_arch = "wasm32")]
#[derive(Debug, Deserialize, Clone, Serialize)]
#[wasm_bindgen]
pub struct GetPeersResult(_GetPeersResult);

#[cfg(target_arch = "wasm32")]
impl From<GetPeersResult> for _GetPeersResult {
    fn from(result: GetPeersResult) -> Self {
        result.0
    }
}

#[cfg(target_arch = "wasm32")]
impl From<_GetPeersResult> for GetPeersResult {
    fn from(result: _GetPeersResult) -> Self {
        GetPeersResult(result)
    }
}

#[cfg(target_arch = "wasm32")]
#[wasm_bindgen]
impl GetPeersResult {
    /// Gets the API version as a JSON value.
    #[wasm_bindgen(getter)]
    pub fn api_version(&self) -> JsValue {
        JsValue::from_serde(&self.0.api_version).unwrap()
    }

    /// Gets the peers as a JSON value.
    #[wasm_bindgen(getter)]
    pub fn peers(&self) -> JsValue {
        JsValue::from_serde(&self.0.peers).unwrap()
    }

    /// Converts the result to JSON format as a JavaScript value.
    #[wasm_bindgen(js_name = "toJson")]
    pub fn to_json(&self) -> JsValue {
        JsValue::from_serde(&self.0).unwrap_or(JsValue::null())
    }
}

#[cfg(target_arch = "wasm32")]
#[wasm_bindgen]
impl SDK {
    /// Retrieves peers asynchronously.
    ///
    /// # Arguments
    ///
    /// * `verbosity` - Optional verbosity level.
    /// * `rpc_address` - Optional rpc address.
    ///
    /// # Returns
    ///
    /// A `Result` containing `GetPeersResult` or a `JsError` if an error occurs.
    #[wasm_bindgen(js_name = "get_peers")]
    pub async fn get_peers_js_alias(
        &self,
        verbosity: Option<Verbosity>,
        rpc_address: Option<String>,
    ) -> Result<GetPeersResult, JsError> {
        let result = self.get_peers(verbosity, rpc_address).await;
        match result {
            Ok(data) => Ok(data.result.into()),
            Err(err) => {
                let err = &format!("Error occurred with {:?}", err);
                Err(JsError::new(err))
            }
        }
    }

    // JavaScript alias for `get_peers`
    #[deprecated(note = "This function is an alias. Please use `get_peers` instead.")]
    #[allow(deprecated)]
    pub async fn info_get_peers(
        &self,
        verbosity: Option<Verbosity>,
        rpc_address: Option<String>,
    ) -> Result<GetPeersResult, JsError> {
        self.get_peers_js_alias(verbosity, rpc_address).await
    }
}

impl SDK {
    /// Retrieves peers.
    ///
    /// # Arguments
    ///
    /// * `verbosity` - Optional verbosity level.
    /// * `rpc_address` - Optional rpc address.
    ///
    /// # Returns
    ///
    /// A `Result` containing `SuccessResponse` with `_GetPeersResult` or an `Error` if an error occurs.
    pub async fn get_peers(
        &self,
        verbosity: Option<Verbosity>,
        rpc_address: Option<String>,
    ) -> Result<SuccessResponse<_GetPeersResult>, Error> {
        get_peers(
            JsonRpcId::from(rand::thread_rng().gen::<i64>().to_string()),
            &self.get_rpc_address(rpc_address),
            self.get_verbosity(verbosity).into(),
        )
        .await
    }
}

#[cfg(test)]
mod tests {
    use super::*;
    use sdk_tests::tests::helpers::get_network_constants;

    #[tokio::test]
    async fn test_get_peers_with_none_values() {
        // Arrange
        let sdk = SDK::new(None, None);
        let error_message = "builder error";

        // Act
        let result = sdk.get_peers(None, None).await;

        // Assert
        assert!(result.is_err());
        let err_string = result.err().unwrap().to_string();
        assert!(err_string.contains(error_message));
    }

    #[tokio::test]
    async fn test_get_peers_with_specific_arguments() {
        // Arrange
        let sdk = SDK::new(None, None);
        let verbosity = Some(Verbosity::High);
        let (rpc_address, _, _, _) = get_network_constants();

        // Act
        let result = sdk.get_peers(verbosity, Some(rpc_address)).await;

        // Assert
        assert!(result.is_ok());
    }

    #[tokio::test]
    async fn test_get_peers_with_error() {
        let sdk = SDK::new(Some("http://localhost".to_string()), None);

        let error_message = "error sending request for url (http://localhost/rpc)";

        // Act
        let result = sdk.get_peers(None, None).await;

        // Assert
        assert!(result.is_err());
        let err_string = result.err().unwrap().to_string();
        assert!(err_string.contains(error_message));
    }
}