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// MCP Tool Definitions
use serde::{Deserialize, Serialize};
use serde_json::{Value, json};
#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct ToolDefinition {
pub name: String,
pub description: String,
pub input_schema: Value,
}
/// Get all MCP tool definitions
pub fn get_mcp_tool_definitions() -> Vec<ToolDefinition> {
vec![
// ==================== Tiered Access Tools ====================
ToolDefinition {
name: "abstract".to_string(),
description: "获取内容的 L0 抽象摘要（~100 tokens），用于快速判断相关性".to_string(),
input_schema: json!({
"type": "object",
"properties": {
"uri": {
"type": "string",
"description": "内容的 URI（如 cortex://session/{session_id}/...）"
}
},
"required": ["uri"]
}),
},
ToolDefinition {
name: "overview".to_string(),
description: "获取内容的 L1 概览（~2000 tokens），包含核心信息和使用场景".to_string(),
input_schema: json!({
"type": "object",
"properties": {
"uri": {
"type": "string",
"description": "内容的 URI"
}
},
"required": ["uri"]
}),
},
ToolDefinition {
name: "read".to_string(),
description: "获取 L2 完整内容，仅在需要详细信息时使用".to_string(),
input_schema: json!({
"type": "object",
"properties": {
"uri": {
"type": "string",
"description": "内容的 URI"
}
},
"required": ["uri"]
}),
},
// ==================== Search Tools ====================
ToolDefinition {
name: "search".to_string(),
description: "智能搜索记忆，支持关键词/向量/混合检索和递归搜索".to_string(),
input_schema: json!({
"type": "object",
"properties": {
"query": {
"type": "string",
"description": "搜索查询"
},
"engine": {
"type": "string",
"enum": ["keyword", "vector", "hybrid"],
"description": "检索引擎类型（keyword=关键词, vector=向量, hybrid=混合）",
"default": "keyword"
},
"recursive": {
"type": "boolean",
"description": "是否递归搜索子目录",
"default": true
},
"return_layers": {
"type": "array",
"items": {
"type": "string",
"enum": ["L0", "L1", "L2"]
},
"description": "返回哪些层级的内容（L0=摘要, L1=概览, L2=完整内容）",
"default": ["L0"]
},
"scope": {
"type": "string",
"description": "搜索范围 URI（如 cortex://session/{session_id}）",
"default": "cortex://session"
},
"limit": {
"type": "integer",
"description": "最大结果数",
"default": 10
}
},
"required": ["query"]
}),
},
ToolDefinition {
name: "find".to_string(),
description: "快速查找内容，返回 L0 摘要".to_string(),
input_schema: json!({
"type": "object",
"properties": {
"query": {
"type": "string",
"description": "查找关键词"
},
"scope": {
"type": "string",
"description": "查找范围 URI"
},
"limit": {
"type": "integer",
"description": "最大结果数",
"default": 5
}
},
"required": ["query"]
}),
},
// ==================== Filesystem Tools ====================
ToolDefinition {
name: "ls".to_string(),
description: "列出目录内容，浏览文件系统结构".to_string(),
input_schema: json!({
"type": "object",
"properties": {
"uri": {
"type": "string",
"description": "目录 URI（如 cortex://session/{session_id}/timeline）"
},
"recursive": {
"type": "boolean",
"description": "是否递归列出子目录",
"default": false
},
"include_abstracts": {
"type": "boolean",
"description": "是否包含文件的 L0 摘要",
"default": false
}
},
"required": ["uri"]
}),
},
ToolDefinition {
name: "explore".to_string(),
description: "智能探索记忆空间，结合搜索和浏览".to_string(),
input_schema: json!({
"type": "object",
"properties": {
"query": {
"type": "string",
"description": "探索查询"
},
"start_uri": {
"type": "string",
"description": "起始 URI",
"default": "cortex://session"
},
"max_depth": {
"type": "integer",
"description": "最大探索深度",
"default": 3
},
"return_layers": {
"type": "array",
"items": {
"type": "string",
"enum": ["L0", "L1", "L2"]
},
"description": "返回哪些层级",
"default": ["L0"]
}
},
"required": ["query"]
}),
},
// ==================== Storage Tools ====================
ToolDefinition {
name: "store".to_string(),
description: "存储新内容，自动生成 L0/L1 分层摘要".to_string(),
input_schema: json!({
"type": "object",
"properties": {
"content": {
"type": "string",
"description": "要存储的内容"
},
"thread_id": {
"type": "string",
"description": "线程 ID"
},
"metadata": {
"type": "object",
"description": "元数据（标签、重要性等）"
},
"auto_generate_layers": {
"type": "boolean",
"description": "是否自动生成 L0/L1 摘要",
"default": true
}
},
"required": ["content", "thread_id"]
}),
},
]
}
/// Get a specific tool definition by name
pub fn get_mcp_tool_definition(name: &str) -> Option<ToolDefinition> {
get_mcp_tool_definitions()
.into_iter()
.find(|def| def.name == name)
}