64 lines
1.6 KiB
Rust
64 lines
1.6 KiB
Rust
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use bft_crdt_derive::add_crdt_fields;
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use bft_json_crdt::{
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json_crdt::{BaseCrdt, CrdtNode, IntoCrdtNode},
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keypair::{make_keypair, Ed25519KeyPair},
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list_crdt::ListCrdt,
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};
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use serde::{Deserialize, Serialize};
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use serde_json::{json, Value};
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use websockets::WebSocket;
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#[add_crdt_fields]
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#[derive(Clone, CrdtNode, Serialize, Deserialize)]
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pub(crate) struct ListExample {
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pub(crate) list: ListCrdt<Transaction>, // switch to Transaction as soon as char is working
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}
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/// A fake Transaction struct we can use as a simulated payload
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#[add_crdt_fields]
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#[derive(Clone, CrdtNode, Serialize, Deserialize)]
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pub(crate) struct Transaction {
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from: String,
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to: String,
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amount: f64,
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}
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pub(crate) fn new() -> (BaseCrdt<ListExample>, Ed25519KeyPair) {
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let keys = make_keypair();
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let bft_crdt = BaseCrdt::<ListExample>::new(&keys);
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(bft_crdt, keys)
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}
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pub(crate) async fn send(
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count: u32,
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bft_crdt: &mut BaseCrdt<ListExample>,
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ws: &mut WebSocket,
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keys: &Ed25519KeyPair,
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) -> Result<(), websockets::WebSocketError> {
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// generate a placeholder transaction
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let transaction = generate_transaction(count);
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// next job is to keep adding to this guy
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let signed_op = bft_crdt
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.doc
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.list
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.insert_idx(0, transaction.clone())
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.sign(&keys);
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println!("SignedOp being sent is: {:?}", signed_op);
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println!("Sending: {:?}", signed_op);
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Ok(ws
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.send_text(serde_json::to_string(&signed_op).unwrap())
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.await?)
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}
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fn generate_transaction(count: u32) -> Value {
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json!({
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"from": "Alice",
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"to": "Bob",
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"amount": count
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})
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}
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