From b7efe705e2865fa89cd3d3bfd3926fdb9667847d Mon Sep 17 00:00:00 2001
From: omagdy <omar.professional8777@gmail.com>
Date: Wed, 23 Jul 2025 03:20:14 +0300
Subject: feat: Implemented last step of handshake process

---
 src/resp_commands.rs | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)

(limited to 'src/resp_commands.rs')

diff --git a/src/resp_commands.rs b/src/resp_commands.rs
index dcb717f..04d304c 100644
--- a/src/resp_commands.rs
+++ b/src/resp_commands.rs
@@ -118,6 +118,7 @@ pub enum RedisCommands {
     Keys(String),
     Info(String),
     ReplConf((String, String)),
+    Psync((String, String)),
     Invalid,
 }
 
@@ -255,6 +256,18 @@ impl RedisCommands {
             RC::ReplConf((_, _)) => {
                 resp_bytes!("OK")
             }
+            RC::Psync((_, _)) => {
+                let config = config.clone();
+                let mut server = RedisServer::new();
+                if let Some(conf) = config.as_ref() {
+                    server = conf.server.clone();
+                }
+                let response = format!(
+                    "FULLRESYNC {} 0",
+                    server.master_replid.unwrap_or("".to_string()),
+                );
+                resp_bytes!(response)
+            }
             RC::Invalid => todo!(),
         }
     }
@@ -445,6 +458,15 @@ impl From<RespType> for RedisCommands {
                 };
                 Self::ReplConf((op1, op2))
             }
+            "PSYNC" => {
+                let Some(repl_id) = args.next() else {
+                    return Self::Invalid;
+                };
+                let Some(repl_offset) = args.next() else {
+                    return Self::Invalid;
+                };
+                Self::Psync((repl_id, repl_offset))
+            }
             _ => Self::Invalid,
         }
     }
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