1  // Copyright (c) 2025 ALPHA/DELTA Network
 2  
 3  //! DELTA chain runtime implementation.
 4  
 5  use crate::{config::DeltaConfig, SharedState};
 6  use adnet_ipc::DeltaIpcHandle;
 7  use std::sync::Arc;
 8  use tracing::info;
 9  
10  /// DELTA chain runtime.
11  pub struct DeltaRuntime {
12      /// IPC handle for cross-chain communication.
13      ipc: DeltaIpcHandle,
14      /// Shared state with ALPHA runtime.
15      shared: Arc<SharedState>,
16      /// DELTA-specific configuration.
17      config: DeltaConfig,
18      // TODO: Add these when integrating with deltaos
19      // consensus: DeltaConsensus,
20      // ledger: DeltaLedger,
21      // network: DeltaNetwork,
22      // api: DeltaApi,
23  }
24  
25  impl DeltaRuntime {
26      /// Create a new DELTA runtime.
27      pub fn new(
28          ipc: DeltaIpcHandle,
29          shared: Arc<SharedState>,
30          config: DeltaConfig,
31      ) -> anyhow::Result<Self> {
32          Ok(Self { ipc, shared, config })
33      }
34  
35      /// Start the DELTA runtime.
36      pub async fn start(&self) -> anyhow::Result<()> {
37          info!("Starting DELTA runtime...");
38          info!("  Block time: {}ms", self.config.block_time_ms);
39          info!("  REST API port: {}", self.config.rest_port);
40          info!("  P2P port: {}", self.config.p2p_port);
41  
42          // TODO: Integrate with deltaos components
43          // - Start consensus
44          // - Start networking
45          // - Start REST API
46          // - Start IPC message handler
47  
48          Ok(())
49      }
50  
51      /// Shutdown the DELTA runtime.
52      pub async fn shutdown(&self) -> anyhow::Result<()> {
53          info!("Shutting down DELTA runtime...");
54  
55          // TODO: Graceful shutdown
56          // - Close open orders
57          // - Wait for pending settlements
58          // - Stop accepting new transactions
59          // - Close network connections
60  
61          Ok(())
62      }
63  
64      /// Get the current block height.
65      pub async fn block_height(&self) -> u64 {
66          // TODO: Get from ledger
67          0
68      }
69  
70      /// Process incoming IPC messages from ALPHA.
71      pub async fn process_ipc_messages(&self) {
72          while let Some(msg) = self.ipc.try_recv_from_alpha() {
73              match msg {
74                  adnet_ipc::CrossChainMessage::LockAttestation { user, amount, .. } => {
75                      info!("Processing AX lock: {} for {:?}", amount, user);
76                      // TODO: Mint sAX to user
77                  }
78                  adnet_ipc::CrossChainMessage::AlphaStateRoot { block, root } => {
79                      info!("Received ALPHA state root for block {}", block);
80                      // TODO: Store for attestation verification
81                  }
82                  _ => {}
83              }
84          }
85      }
86  }