add method to mint kyc + test (#99)

Co-authored-by: Robert Zaremba <[email protected]>

contracts/oracle/src/lib.rs

@@ -333,6 +333,53 @@ impl Contract {
         Ok(())
     }
 
+    /// Alows admin to mint KYC soul bound tokens to the provided list of accounts
+    /// with its respecitve expires_at timestmap.
+    /// Panics if not admin or the attached deposit is insufficient.
+    #[payable]
+    pub fn admin_mint_kyc(
+        &mut self,
+        mint_data: Vec<(AccountId, u64)>,
+        memo: Option<String>,
+    ) -> Promise {
+        self.assert_admin();
+
+        let num_tokens = mint_data.len();
+        let storage_deposit = mint_deposit(num_tokens);
+        require!(
+            env::attached_deposit() >= storage_deposit,
+            format!(
+                "Requires attached deposit at least {} yoctoNEAR",
+                storage_deposit
+            )
+        );
+
+        let now: u64 = env::block_timestamp_ms();
+        let mut tokens_metadata: Vec<(AccountId, Vec<TokenMetadata>)> =
+            Vec::with_capacity(num_tokens);
+        for (acc, end) in mint_data {
+            tokens_metadata.push((
+                acc,
+                vec![TokenMetadata {
+                    class: CLASS_KYC_SBT,
+                    issued_at: Some(now),
+                    expires_at: Some(end),
+                    reference: None,
+                    reference_hash: None,
+                }],
+            ));
+        }
+
+        if let Some(memo) = memo {
+            env::log_str(&format!("SBT mint memo: {}", memo));
+        }
+
+        ext_registry::ext(self.registry.clone())
+            .with_attached_deposit(storage_deposit)
+            .with_static_gas(calculate_mint_gas(num_tokens))
+            .sbt_mint(tokens_metadata)
+    }
+
     // TODO:
     // - fn sbt_renew
 }
@@ -361,7 +408,7 @@ mod checks;
 pub mod tests {
     use crate::*;
     use ed25519_dalek::Keypair;
-    use near_sdk::test_utils::test_env::alice;
+    use near_sdk::test_utils::test_env::{alice, bob};
     use near_sdk::test_utils::VMContextBuilder;
     use near_sdk::{testing_env, VMContext};
 
@@ -674,4 +721,26 @@ pub mod tests {
         }
         assert_eq!(ctr.class_metadata(1).unwrap(), class_metadata());
     }
+
+    #[test]
+    #[should_panic(expected = "not an admin")]
+    fn admin_mint_kyc_not_admin() {
+        let (_, mut ctr, _) = setup(&alice(), &alice());
+        let _ = ctr.admin_mint_kyc(vec![(bob(), 100)], None);
+    }
+
+    #[test]
+    #[should_panic(expected = "Requires attached deposit at least")]
+    fn admin_mint_kyc_wrong_deposit() {
+        let (mut ctx, mut ctr, _) = setup(&alice(), &acc_admin());
+        ctx.attached_deposit = 0;
+        testing_env!(ctx);
+        let _ = ctr.admin_mint_kyc(vec![(bob(), 100), (alice(), 100)], None);
+    }
+
+    #[test]
+    fn admin_mint_kyc() {
+        let (_, mut ctr, _) = setup(&alice(), &acc_admin());
+        let _ = ctr.admin_mint_kyc(vec![(bob(), 100), (alice(), 100)], None);
+    }
 }

contracts/oracle/tests/integration_test.rs

@@ -19,13 +19,16 @@ use sbt::{ClassMetadata, ContractMetadata};
 const AUTHORITY_KEY: &str = "zqMwV9fTRoBOLXwt1mHxBAF3d0Rh9E9xwSAXR3/KL5E=";
 const CLAIM_TTL: u64 = 3600 * 24 * 365 * 100;
 
-async fn init(worker: &Worker<impl DevNetwork>) -> anyhow::Result<(Contract, Account, Account)> {
+async fn init(
+    worker: &Worker<impl DevNetwork>,
+) -> anyhow::Result<(Contract, Contract, Account, Account, Account)> {
     // deploy contracts
     let registry = worker.dev_deploy(include_bytes!("../../res/registry.wasm"));
 
     let registry = registry.await?;
 
     let alice = worker.dev_create_account().await?;
+    let bob = worker.dev_create_account().await?;
     let admin = worker.dev_create_account().await?;
     let auth_flagger = worker.dev_create_account().await?;
 
@@ -56,13 +59,13 @@ async fn init(worker: &Worker<impl DevNetwork>) -> anyhow::Result<(Contract, Acc
     // let block = worker.view_block().await?;
     // let now = block.timestamp() / MSECOND; // timestamp in seconds
 
-    Ok((oracle.to_owned(), admin, alice))
+    Ok((oracle.to_owned(), registry.to_owned(), admin, alice, bob))
 }
 
 #[tokio::test]
 async fn check_arithmetic_exception_dev() -> anyhow::Result<()> {
     let worker = near_workspaces::sandbox().await?;
-    let (oracle, _, alice) = init(&worker).await?;
+    let (oracle, _, _, alice, _) = init(&worker).await?;
     check_arithmetic_exception(oracle, alice).await?;
 
     Ok(())
@@ -222,6 +225,41 @@ async fn test_mint_sbt() -> anyhow::Result<()> {
     Ok(())
 }
 
+#[tokio::test]
+async fn test_admin_mint_kyc() -> anyhow::Result<()> {
+    let worker = near_workspaces::sandbox().await?;
+    let (oracle, registry, admin, alice, bob) = init(&worker).await?;
+
+    // get current block time
+    let block = worker.view_block().await?;
+    let one_day_in_milliseconds: u64 = 24 * 60 * 60 * 1000;
+    let now = block.timestamp() / 1_000_000; // timestamp in miliseconds
+    let expires_at = now + one_day_in_milliseconds;
+
+    let mint_data = vec![(alice.id(), expires_at), (bob.id(), expires_at)];
+
+    let res = admin
+        .call(oracle.id(), "admin_mint_kyc")
+        .args_json(json!({"mint_data":mint_data, "memo": "kyc_test"}))
+        .deposit(2 * MINT_TOTAL_COST)
+        .max_gas()
+        .transact()
+        .await?;
+    assert!(res.is_success(), "{:?}", res.receipt_failures());
+
+    let res: u64 = admin
+        .call(registry.id(), "sbt_supply_by_class")
+        .args_json(json!({"issuer":oracle.id(), "class": 2}))
+        .max_gas()
+        .transact()
+        .await?
+        .json()?;
+
+    assert_eq!(res, 2);
+
+    Ok(())
+}
+
 async fn check_arithmetic_exception(oracle: Contract, alice: Account) -> anyhow::Result<()> {
     //
     // replicating claim_sig_and_sbt_mint unit test