[runtime, indexer, simplex]: add phantom order support for passive price and liquidity indexing (#983)

Co-authored-by: David Salami <wizdave97@gmail.com>

Author: dharjeezy

.github/workflows/test-sdk.yml

@@ -148,3 +148,81 @@ jobs:
                     echo "Indexer logs:"
                     cat packages/indexer/indexer_output.log
                   fi
+
+    # Full phantom-order flow: a locally-built simnode emits the order, real simplex IntentFillers
+    # watch + submit USDC->cNGN bids, and the SDK aggregation reduces them to a snapshot — simulated
+    # against an anvil fork of Base mainnet (needs eth_simulateV1 + the real gateway/tokens).
+    phantom-filler-e2e:
+        name: Phantom filler E2E (simnode + anvil)
+        runs-on: arc-runner-set
+        steps:
+            - name: Checkout repository
+              uses: actions/checkout@v4
+              with:
+                  ref: ${{ github.event.pull_request.head.sha || github.sha }}
+                  submodules: recursive
+
+            - name: Install system dependencies
+              run: |
+                  sudo apt-get update
+                  sudo apt-get install -y clang netcat wget curl libssl-dev llvm libclang-dev libudev-dev make libprotobuf-dev protobuf-compiler pkg-config
+                  echo "LIBCLANG_PATH=/usr/lib/llvm-14/lib" >> $GITHUB_ENV
+
+            - name: Install Rust toolchain
+              uses: dtolnay/rust-toolchain@nightly
+              with:
+                  toolchain: stable
+
+            - name: Add wasm toolchain
+              run: rustup target add wasm32-unknown-unknown --toolchain nightly
+
+            - uses: webfactory/ssh-agent@v0.7.0
+              with:
+                  ssh-private-key: ${{ secrets.SSH_KEY }}
+
+            - uses: Swatinem/rust-cache@v2
+
+            - name: Install Foundry (anvil)
+              uses: foundry-rs/foundry-toolchain@v1
+
+            - name: Set up Node
+              uses: actions/setup-node@v4
+              with:
+                  node-version: "22"
+
+            - name: Set up pnpm
+              uses: pnpm/action-setup@v4
+              with:
+                  version: 11
+
+            # Required by the sp1-recursion-gnark-ffi build script, which compiles a Go library.
+            - name: Install Go
+              uses: actions/setup-go@v5
+              with:
+                  go-version: "1.24"
+
+            - name: Build hyperbridge simnode
+              run: cargo build -p hyperbridge
+
+            - name: Install + build SDK
+              working-directory: sdk
+              run: |
+                  pnpm install
+                  pnpm --filter "@hyperbridge/sdk" build:node
+
+            - name: Run phantom-filler E2E (anvil fork of Base + simnode)
+              env:
+                  SIMNODE_URL: ws://127.0.0.1:9991
+                  ANVIL_URL: http://127.0.0.1:8545
+              run: |
+                  anvil --fork-url "${{ secrets.BASE_MAINNET }}" --port 8545 --silent &
+                  ./target/debug/hyperbridge simnode --chain gargantua-1000 --rpc-port 9991 --port 40341 --tmp --rpc-methods=unsafe --rpc-cors=all --pool-type=single-state &
+                  ./scripts/wait_for_tcp_port_opening.sh localhost 8545
+                  ./scripts/wait_for_tcp_port_opening.sh localhost 9991
+                  cd sdk && pnpm --filter "@hyperbridge/simplex" test:phantom-filler-e2e
+
+            - name: Cleanup
+              if: always()
+              run: |
+                  pkill -f "hyperbridge simnode" || true
+                  pkill -f "anvil --fork-url" || true

.gitignore

@@ -69,3 +69,7 @@ parachain/simtests/hyperbridge-main-binary
 **/config.mainnet.toml
 evm/script/UpdateConsensusClient.s.sol
 evm/script/update-consensus-client.sh
+
+# Generated by indexer codegen (generate-chain-yamls.ts) — not committed
+sdk/packages/indexer/src/token-slot-overrides.ts
+sdk/packages/indexer/src/yield-vault-addresses.ts

modules/pallets/intents-coprocessor/src/benchmarking.rs

@@ -25,7 +25,7 @@ use frame_support::{
 	BoundedVec,
 };
 use frame_system::RawOrigin;
-use ismp::host::StateMachine;
+use ismp::{consensus::StateMachineId, host::StateMachine};
 use primitive_types::{H160, H256, U256};
 use sp_runtime::traits::ConstU32;
 
@@ -186,5 +186,46 @@ mod benchmarks {
 		Ok(())
 	}
 
+	#[benchmark]
+	fn set_phantom_order_config() -> Result<(), BenchmarkError> {
+		let origin =
+			T::GovernanceOrigin::try_successful_origin().map_err(|_| BenchmarkError::Weightless)?;
+		let config = types::PhantomOrderConfiguration {
+			chain: StateMachineId {
+				state_id: StateMachine::Evm(8453),
+				consensus_state_id: *b"ETH0",
+			},
+			token_pairs: vec![types::PhantomTokenPair {
+				token_a: H160::repeat_byte(0x01),
+				token_b: H160::repeat_byte(0x02),
+				standard_amount: 1_000_000_000_000_000_000u128,
+			}]
+			.try_into()
+			.expect("one pair fits in BoundedVec<_, 10>"),
+			interval_blocks: 10,
+		};
+
+		#[extrinsic_call]
+		_(origin as T::RuntimeOrigin, config);
+
+		assert!(PhantomOrderConfig::<T>::get().is_some());
+		Ok(())
+	}
+
+	#[benchmark]
+	fn set_phantom_bid_window() -> Result<(), BenchmarkError> {
+		let origin =
+			T::GovernanceOrigin::try_successful_origin().map_err(|_| BenchmarkError::Weightless)?;
+		let window: u32 = 100;
+
+		#[extrinsic_call]
+		_(origin as T::RuntimeOrigin, window);
+
+		// Verify the window was stored
+		assert_eq!(PhantomBidWindow::<T>::get(), window);
+
+		Ok(())
+	}
+
 	impl_benchmark_test_suite!(Pallet, crate::tests::new_test_ext(), crate::tests::Test);
 }