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mcp_kit/plugin/
registry.rs

1//! Plugin registry for discovering and downloading plugins
2
3use crate::error::{McpError, McpResult};
4use serde::{Deserialize, Serialize};
5use std::path::PathBuf;
6
7/// Plugin registry client
8#[allow(dead_code)]
9pub struct PluginRegistry {
10    registry_url: String,
11    cache_dir: PathBuf,
12}
13
14impl PluginRegistry {
15    /// Create a new registry client
16    pub fn new(registry_url: String) -> Self {
17        let cache_dir = dirs::cache_dir()
18            .unwrap_or_else(|| PathBuf::from("."))
19            .join("mcp-kit")
20            .join("plugins");
21
22        Self {
23            registry_url,
24            cache_dir,
25        }
26    }
27
28    /// Default registry (https://mcp-plugins.io or similar)
29    pub fn default_registry() -> Self {
30        Self::new("https://mcp-plugins.io".to_string())
31    }
32
33    /// Search for plugins
34    pub async fn search(&self, query: &str) -> McpResult<Vec<PluginInfo>> {
35        // TODO: Implement registry API client
36        let _ = query;
37        Err(McpError::internal(
38            "Registry search not yet implemented".to_string(),
39        ))
40    }
41
42    /// Download and install a plugin
43    pub async fn install(&self, name: &str, version: Option<&str>) -> McpResult<PathBuf> {
44        // TODO: Implement plugin download and caching
45        let _ = (name, version);
46        Err(McpError::internal(
47            "Plugin installation not yet implemented".to_string(),
48        ))
49    }
50
51    /// Get plugin info from registry
52    pub async fn info(&self, name: &str) -> McpResult<PluginInfo> {
53        // TODO: Implement plugin info fetching
54        let _ = name;
55        Err(McpError::internal(
56            "Plugin info fetching not yet implemented".to_string(),
57        ))
58    }
59}
60
61/// Plugin information from registry
62#[derive(Debug, Clone, Serialize, Deserialize)]
63pub struct PluginInfo {
64    pub name: String,
65    pub version: String,
66    pub description: String,
67    pub author: String,
68    pub downloads: u64,
69    pub repository: Option<String>,
70    pub license: Option<String>,
71}
72
73// Helper to get cache directory
74fn dirs_cache_dir() -> Option<PathBuf> {
75    #[cfg(target_os = "linux")]
76    {
77        std::env::var_os("XDG_CACHE_HOME")
78            .map(PathBuf::from)
79            .or_else(|| std::env::var_os("HOME").map(|h| PathBuf::from(h).join(".cache")))
80    }
81
82    #[cfg(target_os = "macos")]
83    {
84        std::env::var_os("HOME").map(|h| PathBuf::from(h).join("Library/Caches"))
85    }
86
87    #[cfg(target_os = "windows")]
88    {
89        std::env::var_os("LOCALAPPDATA").map(PathBuf::from)
90    }
91
92    #[cfg(not(any(target_os = "linux", target_os = "macos", target_os = "windows")))]
93    {
94        None
95    }
96}
97
98mod dirs {
99    use super::*;
100    pub fn cache_dir() -> Option<PathBuf> {
101        dirs_cache_dir()
102    }
103}