fuel-streams-core 0.0.29

Core components for working with streams of Fuel blockchain data
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

use fuel_streams_subject::subject::SubjectPayload;
use fuel_web_utils::api_key::ApiKey;
use serde::{Deserialize, Serialize};

use super::DeliverPolicy;

#[derive(Debug, Clone, Hash, Eq, PartialEq, Serialize, Deserialize)]
pub struct Subscription {
    pub id: String,
    pub deliver_policy: DeliverPolicy,
    pub payload: SubjectPayload,
}

impl Subscription {
    pub fn new(
        api_key: &ApiKey,
        deliver_policy: &DeliverPolicy,
        payload: &SubjectPayload,
    ) -> Self {
        Self {
            id: Self::create_subscription_id(api_key, payload),
            deliver_policy: deliver_policy.to_owned(),
            payload: payload.to_owned(),
        }
    }

    fn create_subscription_id(
        api_key: &ApiKey,
        payload: &SubjectPayload,
    ) -> String {
        format!("{}-{}-{}", api_key.id(), api_key.user(), payload)
    }
}

impl std::fmt::Display for Subscription {
    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
        write!(f, "{}", self.id)
    }
}

#[cfg(test)]
mod tests {
    use pretty_assertions::assert_eq;
    use serde_json::json;

    use super::*;

    #[test]
    fn test_subscription_serialization() {
        use fuel_web_utils::api_key::MockApiKey;
        let api_key = MockApiKey::builder(2.into()).into_inner();
        let deliver_policy = DeliverPolicy::FromBlock {
            block_height: 123u64.into(),
        };
        let payload = SubjectPayload {
            subject: "test_subject".into(),
            params: json!({}),
        };

        let subscription =
            Subscription::new(&api_key, &deliver_policy, &payload);

        // Test serialization
        let json = serde_json::to_string(&subscription).unwrap();
        let expected = r#"{"id":"2-builder-test_subject:{}","deliver_policy":{"from_block":{"block_height":"123"}},"payload":{"subject":"test_subject","params":{}}}"#;
        assert_eq!(json, expected);

        // Test deserialization
        let deserialized: Subscription = serde_json::from_str(&json).unwrap();
        assert_eq!(deserialized, subscription);
    }

    #[test]
    fn test_subscription_with_new_policy() {
        use fuel_web_utils::api_key::MockApiKey;
        let api_key = MockApiKey::builder(2.into()).into_inner();
        let deliver_policy = DeliverPolicy::New;
        let payload = SubjectPayload {
            subject: "test_subject".into(),
            params: json!({}),
        };
        let subscription =
            Subscription::new(&api_key, &deliver_policy, &payload);

        // Test serialization
        let json = serde_json::to_string(&subscription).unwrap();
        let expected = r#"{"id":"2-builder-test_subject:{}","deliver_policy":"new","payload":{"subject":"test_subject","params":{}}}"#;
        assert_eq!(json, expected);

        // Test deserialization
        let deserialized: Subscription = serde_json::from_str(&json).unwrap();
        assert_eq!(deserialized, subscription);
    }
}