Files
tkmind_go/crates/mcp-core/src/protocol.rs
T
2025-08-01 17:14:41 -04:00

102 lines
3.1 KiB
Rust

/// The protocol messages exchanged between client and server
use rmcp::model::Tool;
use rmcp::model::{Content, Prompt, PromptMessage, Resource, ResourceContents};
use serde::{Deserialize, Serialize};
// Standard JSON-RPC error codes
pub const PARSE_ERROR: i32 = -32700;
pub const INVALID_REQUEST: i32 = -32600;
pub const METHOD_NOT_FOUND: i32 = -32601;
pub const INVALID_PARAMS: i32 = -32602;
pub const INTERNAL_ERROR: i32 = -32603;
#[derive(Debug, Serialize, Deserialize, Clone, PartialEq)]
#[serde(rename_all = "camelCase")]
pub struct InitializeResult {
pub protocol_version: String,
pub capabilities: ServerCapabilities,
pub server_info: Implementation,
#[serde(skip_serializing_if = "Option::is_none")]
pub instructions: Option<String>,
}
#[derive(Debug, Serialize, Deserialize, Clone, PartialEq)]
pub struct Implementation {
pub name: String,
pub version: String,
}
#[derive(Debug, Serialize, Deserialize, Clone, PartialEq)]
pub struct ServerCapabilities {
#[serde(skip_serializing_if = "Option::is_none")]
pub prompts: Option<PromptsCapability>,
#[serde(skip_serializing_if = "Option::is_none")]
pub resources: Option<ResourcesCapability>,
#[serde(skip_serializing_if = "Option::is_none")]
pub tools: Option<ToolsCapability>,
// Add other capabilities as needed
}
#[derive(Debug, Serialize, Deserialize, Clone, PartialEq)]
#[serde(rename_all = "camelCase")]
pub struct PromptsCapability {
pub list_changed: Option<bool>,
}
#[derive(Debug, Serialize, Deserialize, Clone, PartialEq)]
#[serde(rename_all = "camelCase")]
pub struct ResourcesCapability {
pub subscribe: Option<bool>,
pub list_changed: Option<bool>,
}
#[derive(Debug, Serialize, Deserialize, Clone, PartialEq)]
#[serde(rename_all = "camelCase")]
pub struct ToolsCapability {
pub list_changed: Option<bool>,
}
#[derive(Debug, Serialize, Deserialize, Clone, PartialEq)]
#[serde(rename_all = "camelCase")]
pub struct ListResourcesResult {
pub resources: Vec<Resource>,
#[serde(skip_serializing_if = "Option::is_none")]
pub next_cursor: Option<String>,
}
#[derive(Debug, Serialize, Deserialize, Clone, PartialEq)]
pub struct ReadResourceResult {
pub contents: Vec<ResourceContents>,
}
#[derive(Debug, Serialize, Deserialize, Clone, PartialEq)]
#[serde(rename_all = "camelCase")]
pub struct ListToolsResult {
pub tools: Vec<Tool>,
#[serde(skip_serializing_if = "Option::is_none")]
pub next_cursor: Option<String>,
}
#[derive(Debug, Serialize, Deserialize)]
#[serde(rename_all = "camelCase")]
pub struct CallToolResult {
pub content: Vec<Content>,
#[serde(skip_serializing_if = "Option::is_none")]
pub is_error: Option<bool>,
}
#[derive(Debug, Serialize, Deserialize, Clone, PartialEq)]
pub struct ListPromptsResult {
pub prompts: Vec<Prompt>,
}
#[derive(Debug, Serialize, Deserialize, Clone, PartialEq)]
pub struct GetPromptResult {
#[serde(skip_serializing_if = "Option::is_none")]
pub description: Option<String>,
pub messages: Vec<PromptMessage>,
}
#[derive(Debug, Serialize, Deserialize)]
pub struct EmptyResult {}