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//! MCP handlers for User Data operations
use crate::core::types::{Fid, MessageType};
use crate::services::mcp::base::WaypointMcpService;
use prost::Message as ProstMessage;
// Common types are used in the handler implementations
impl<DB, HC> WaypointMcpService<DB, HC>
where
DB: crate::core::data_context::Database + Clone + Send + Sync + 'static,
HC: crate::core::data_context::HubClient + Clone + Send + Sync + 'static,
{
/// Get user data by FID using Hub client
pub async fn do_get_user_by_fid(&self, fid: Fid) -> String {
// Use the data context to fetch user data
match self.data_context.get_user_data_by_fid(fid, 20).await {
Ok(messages) => {
if messages.is_empty() {
return format!("No user data found for FID {}", fid);
}
// Create a structured user profile from the messages
let mut profile = serde_json::Map::new();
// Add the FID to the profile
profile.insert(
"fid".to_string(),
serde_json::Value::Number(serde_json::Number::from(fid.value())),
);
// Process each message to extract user data
for message in messages {
if message.message_type != MessageType::UserData {
continue;
}
// Try to decode the message payload as MessageData
if let Ok(data) = ProstMessage::decode(&*message.payload) {
let msg_data: crate::proto::MessageData = data;
// Extract the user_data_body if present
if let Some(crate::proto::message_data::Body::UserDataBody(user_data)) =
msg_data.body
{
// Map user data type to field name
let field_name = match user_data.r#type {
1 => "pfp", // USER_DATA_TYPE_PFP
2 => "display_name", // USER_DATA_TYPE_DISPLAY
3 => "bio", // USER_DATA_TYPE_BIO
5 => "url", // USER_DATA_TYPE_URL
6 => "username", // USER_DATA_TYPE_USERNAME
7 => "location", // USER_DATA_TYPE_LOCATION
8 => "twitter", // USER_DATA_TYPE_TWITTER
9 => "github", // USER_DATA_TYPE_GITHUB
_ => continue, // Unknown type
};
// Add to the profile
profile.insert(
field_name.to_string(),
serde_json::Value::String(user_data.value),
);
}
}
}
// Convert the profile to a JSON string
serde_json::to_string_pretty(&profile)
.unwrap_or_else(|_| format!("Error formatting user data for FID {}", fid))
},
Err(e) => format!("Error fetching user data: {}", e),
}
}
/// Get user verifications by FID
pub async fn do_get_verifications_by_fid(&self, fid: Fid, limit: usize) -> String {
tracing::info!("MCP: Fetching verifications for FID: {}", fid);
// Use the data context to fetch verifications
match self.data_context.get_verifications_by_fid(fid, limit).await {
Ok(messages) => {
if messages.is_empty() {
return format!("No verifications found for FID {}", fid);
}
// Create a structured array of verification objects
let mut verifications = Vec::new();
// Process each verification message
for message in messages {
if message.message_type != MessageType::Verification {
continue;
}
// Try to decode the message payload as MessageData
if let Ok(data) = ProstMessage::decode(&*message.payload) {
let msg_data: crate::proto::MessageData = data;
// Extract verification data
if let Some(crate::proto::message_data::Body::VerificationAddAddressBody(
verification,
)) = msg_data.body
{
// Create verification object
let mut verif_obj = serde_json::Map::new();
// Format the address as hex
let address_hex = format!("0x{}", hex::encode(&verification.address));
// Add base verification info
verif_obj.insert(
"fid".to_string(),
serde_json::Value::Number(serde_json::Number::from(fid.value())),
);
verif_obj.insert(
"address".to_string(),
serde_json::Value::String(address_hex),
);
// Add protocol info
let protocol = match verification.protocol {
0 => "ethereum",
1 => "solana",
_ => "unknown",
};
verif_obj.insert(
"protocol".to_string(),
serde_json::Value::String(protocol.to_string()),
);
// Add verification type
let verif_type = match verification.verification_type {
0 => "eoa", // Externally Owned Account
1 => "contract", // Smart Contract
_ => "unknown",
};
verif_obj.insert(
"type".to_string(),
serde_json::Value::String(verif_type.to_string()),
);
// Add chain id if present (for contract verifications)
if verification.chain_id > 0 {
verif_obj.insert(
"chain_id".to_string(),
serde_json::Value::Number(serde_json::Number::from(
verification.chain_id,
)),
);
}
// Add timestamp
verif_obj.insert(
"timestamp".to_string(),
serde_json::Value::Number(serde_json::Number::from(
msg_data.timestamp,
)),
);
// Add to the array
verifications.push(serde_json::Value::Object(verif_obj));
}
}
}
// Wrap in a result object with metadata
let result = serde_json::json!({
"fid": fid.value(),
"count": verifications.len(),
"verifications": verifications
});
// Convert to JSON string
serde_json::to_string_pretty(&result)
.unwrap_or_else(|_| format!("Error formatting verifications for FID {}", fid))
},
Err(e) => format!("Error fetching verifications: {}", e),
}
}
/// Find FID by username
pub async fn do_get_fid_by_username(&self, username: &str) -> String {
match self.data_context.get_fid_by_username(username).await {
Ok(Some(fid)) => {
// Create a structured response with FID information
let result = serde_json::json!({
"username": username,
"fid": fid.value(),
"found": true
});
serde_json::to_string_pretty(&result).unwrap_or_else(|_| {
format!("Error formatting response for username {}", username)
})
},
Ok(None) => {
// Return a JSON response indicating the username was not found
let result = serde_json::json!({
"username": username,
"found": false,
"error": "Username not found"
});
serde_json::to_string_pretty(&result)
.unwrap_or_else(|_| format!("Username not found: {}", username))
},
Err(e) => {
// Return a JSON response with the error
let result = serde_json::json!({
"username": username,
"found": false,
"error": format!("Error: {}", e)
});
serde_json::to_string_pretty(&result).unwrap_or_else(|_| {
format!("Error fetching FID for username {}: {}", username, e)
})
},
}
}
/// Get user profile by username
pub async fn do_get_user_by_username(&self, username: &str) -> String {
// First find the FID for this username
match self.data_context.get_fid_by_username(username).await {
Ok(Some(fid)) => {
// Now fetch the user data for this FID
match self.data_context.get_user_data_by_fid(fid, 20).await {
Ok(messages) => {
if messages.is_empty() {
return format!(
"Username '{}' resolved to FID {}, but no user data found",
username, fid
);
}
// Create a structured user profile from the messages
let mut profile = serde_json::Map::new();
// Add the FID and username to the profile
profile.insert(
"fid".to_string(),
serde_json::Value::Number(serde_json::Number::from(fid.value())),
);
profile.insert(
"username".to_string(),
serde_json::Value::String(username.to_string()),
);
// Process each message to extract user data
for message in messages {
if message.message_type != crate::core::types::MessageType::UserData {
continue;
}
// Try to decode the message payload as MessageData
if let Ok(data) = prost::Message::decode(&*message.payload) {
let msg_data: crate::proto::MessageData = data;
// Extract the user_data_body if present
if let Some(crate::proto::message_data::Body::UserDataBody(
user_data,
)) = msg_data.body
{
// Map user data type to field name
let field_name = match user_data.r#type {
1 => "pfp", // USER_DATA_TYPE_PFP
2 => "display_name", // USER_DATA_TYPE_DISPLAY
3 => "bio", // USER_DATA_TYPE_BIO
5 => "url", // USER_DATA_TYPE_URL
6 => "username", // USER_DATA_TYPE_USERNAME (already set above, but include for completeness)
7 => "location", // USER_DATA_TYPE_LOCATION
8 => "twitter", // USER_DATA_TYPE_TWITTER
9 => "github", // USER_DATA_TYPE_GITHUB
_ => continue, // Unknown type
};
// Add to the profile
profile.insert(
field_name.to_string(),
serde_json::Value::String(user_data.value),
);
}
}
}
// Convert the profile to a JSON string
serde_json::to_string_pretty(&profile).unwrap_or_else(|_| {
format!("Error formatting user data for username {}", username)
})
},
Err(e) => format!("Error fetching user data: {}", e),
}
},
Ok(None) => {
// Return a JSON response indicating the username was not found
let result = serde_json::json!({
"username": username,
"found": false,
"error": "Username not found"
});
serde_json::to_string_pretty(&result)
.unwrap_or_else(|_| format!("Username not found: {}", username))
},
Err(e) => {
// Return a JSON response with the error
let result = serde_json::json!({
"username": username,
"found": false,
"error": format!("Error: {}", e)
});
serde_json::to_string_pretty(&result).unwrap_or_else(|_| {
format!("Error fetching user by username {}: {}", username, e)
})
},
}
}
}