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

// Copyright 2019-2021 Parity Technologies (UK) Ltd.
//
// Permission is hereby granted, free of charge, to any
// person obtaining a copy of this software and associated
// documentation files (the "Software"), to deal in the
// Software without restriction, including without
// limitation the rights to use, copy, modify, merge,
// publish, distribute, sublicense, and/or sell copies of
// the Software, and to permit persons to whom the Software
// is furnished to do so, subject to the following
// conditions:
//
// The above copyright notice and this permission notice
// shall be included in all copies or substantial portions
// of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF
// ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED
// TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A
// PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT
// SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
// CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR
// IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
// DEALINGS IN THE SOFTWARE.

//! # jsonrpsee-wasm-client

#![warn(missing_docs, missing_debug_implementations, missing_copy_implementations, unreachable_pub)]
#![cfg_attr(docsrs, feature(doc_cfg))]
#![cfg(target_arch = "wasm32")]

pub use jsonrpsee_core::client::Client;
pub use jsonrpsee_types as types;

use std::time::Duration;

use jsonrpsee_client_transport::web;
use jsonrpsee_core::client::{ClientBuilder, Error, IdKind};

/// Builder for [`Client`].
///
/// # Examples
///
/// ```no_run
///
/// use jsonrpsee_wasm_client::WasmClientBuilder;
///
/// #[tokio::main]
/// async fn main() {
///     // build client
///     let client = WasmClientBuilder::default()
///          .build("wss://localhost:443")
///          .await
///          .unwrap();
///
///     // use client....
/// }
///
/// ```
#[derive(Copy, Clone, Debug)]
pub struct WasmClientBuilder {
	id_kind: IdKind,
	max_concurrent_requests: usize,
	max_buffer_capacity_per_subscription: usize,
	max_log_length: u32,
	request_timeout: Duration,
}

impl Default for WasmClientBuilder {
	fn default() -> Self {
		Self {
			id_kind: IdKind::Number,
			max_log_length: 4096,
			max_concurrent_requests: 256,
			max_buffer_capacity_per_subscription: 1024,
			request_timeout: Duration::from_secs(60),
		}
	}
}

impl WasmClientBuilder {
	/// Create a new WASM client builder.
	pub fn new() -> WasmClientBuilder {
		WasmClientBuilder::default()
	}

	/// See documentation [`ClientBuilder::request_timeout`] (default is 60 seconds).
	pub fn request_timeout(mut self, timeout: Duration) -> Self {
		self.request_timeout = timeout;
		self
	}

	/// See documentation [`ClientBuilder::max_concurrent_requests`] (default is 256).
	pub fn max_concurrent_requests(mut self, max: usize) -> Self {
		self.max_concurrent_requests = max;
		self
	}

	/// See documentation [`ClientBuilder::max_buffer_capacity_per_subscription`] (default is 1024).
	pub fn max_buffer_capacity_per_subscription(mut self, max: usize) -> Self {
		self.max_buffer_capacity_per_subscription = max;
		self
	}

	/// See documentation for [`ClientBuilder::id_format`] (default is Number).
	pub fn id_format(mut self, kind: IdKind) -> Self {
		self.id_kind = kind;
		self
	}

	/// Set maximum length for logging calls and responses.
	///
	/// Logs bigger than this limit will be truncated.
	pub fn set_max_logging_length(mut self, max: u32) -> Self {
		self.max_log_length = max;
		self
	}

	/// Build the client with specified URL to connect to.
	pub async fn build(self, url: impl AsRef<str>) -> Result<Client, Error> {
		let Self {
			max_log_length,
			id_kind,
			request_timeout,
			max_concurrent_requests,
			max_buffer_capacity_per_subscription,
		} = self;
		let (sender, receiver) = web::connect(url).await.map_err(|e| Error::Transport(e.into()))?;

		let builder = ClientBuilder::default()
			.set_max_logging_length(max_log_length)
			.request_timeout(request_timeout)
			.id_format(id_kind)
			.max_buffer_capacity_per_subscription(max_buffer_capacity_per_subscription)
			.max_concurrent_requests(max_concurrent_requests);

		Ok(builder.build_with_wasm(sender, receiver))
	}
}