sol_did/instructions/
add_service.rs

1use crate::constants::DID_ACCOUNT_SEED;
2use crate::state::{DidAccount, Secp256k1RawSignature, Service};
3use anchor_lang::prelude::*;
4
5pub fn add_service(
6    ctx: Context<AddService>,
7    service: Service,
8    allow_overwrite: bool,
9    eth_signature: Option<Secp256k1RawSignature>,
10) -> Result<()> {
11    let data = &mut ctx.accounts.did_data;
12    if eth_signature.is_some() {
13        data.nonce += 1;
14    }
15
16    let joint_services = [&[service], data.services.as_slice()].concat();
17    data.set_services(joint_services, allow_overwrite)
18}
19
20// TODO: In a way this is doing a "serialize again, after anchor deserialzes the transaction".
21//       Anchor should allow to access the original data, without having to serialize again.
22pub fn signed_message(service: &Service, allow_overwrite: bool) -> Vec<u8> {
23    let mut message = service.try_to_vec().unwrap();
24    message.push(u8::from(allow_overwrite));
25    message
26}
27
28#[derive(Accounts)]
29#[instruction(service: Service, allow_overwrite: bool, eth_signature: Option<Secp256k1RawSignature>)]
30pub struct AddService<'info> {
31    #[account(
32    mut,
33    seeds = [DID_ACCOUNT_SEED.as_bytes(), did_data.initial_verification_method.key_data.as_ref()],
34    bump = did_data.bump,
35    constraint = did_data.find_authority_constraint(&authority.key(), &signed_message(&service, allow_overwrite), eth_signature.as_ref(), None).is_some(),
36    )]
37    pub did_data: Account<'info, DidAccount>,
38    pub authority: Signer<'info>,
39}
sol_did/instructions/add_service.rs

sol_did/instructions/
add_service.rs
