Files
2025-03-10 09:49:52 +01:00

85 lines
2.3 KiB
Go

package github
import (
"context"
"encoding/json"
"fmt"
"io"
"github.com/google/go-github/v69/github"
"github.com/mark3labs/mcp-go/mcp"
"github.com/mark3labs/mcp-go/server"
)
// NewServer creates a new GitHub MCP server with the specified GH client and logger.
func NewServer(client *github.Client) *server.MCPServer {
// Create a new MCP server
s := server.NewMCPServer(
"github-mcp-server",
"0.0.1",
server.WithResourceCapabilities(true, true),
server.WithLogging())
// Add GitHub tools - Issues
s.AddTool(getIssue(client))
s.AddTool(addIssueComment(client))
s.AddTool(searchIssues(client))
// Add GitHub tools - Pull Requests
s.AddTool(getPullRequest(client))
s.AddTool(listPullRequests(client))
s.AddTool(mergePullRequest(client))
s.AddTool(getPullRequestFiles(client))
s.AddTool(getPullRequestStatus(client))
s.AddTool(updatePullRequestBranch(client))
s.AddTool(getPullRequestComments(client))
s.AddTool(getPullRequestReviews(client))
// Add GitHub tools - Repositories
s.AddTool(createOrUpdateFile(client))
s.AddTool(searchRepositories(client))
s.AddTool(createRepository(client))
s.AddTool(getFileContents(client))
s.AddTool(forkRepository(client))
s.AddTool(createBranch(client))
s.AddTool(listCommits(client))
// Add GitHub tools - Search
s.AddTool(searchCode(client))
s.AddTool(searchUsers(client))
// Add GitHub tools - Users
s.AddTool(getMe(client))
return s
}
// getMe creates a tool to get details of the authenticated user.
func getMe(client *github.Client) (tool mcp.Tool, handler server.ToolHandlerFunc) {
return mcp.NewTool("get_me",
mcp.WithDescription("Get details of the authenticated user."),
),
func(ctx context.Context, request mcp.CallToolRequest) (*mcp.CallToolResult, error) {
user, resp, err := client.Users.Get(ctx, "")
if err != nil {
return nil, fmt.Errorf("failed to get user: %w", err)
}
defer func() { _ = resp.Body.Close() }()
if resp.StatusCode != 200 {
body, err := io.ReadAll(resp.Body)
if err != nil {
return nil, fmt.Errorf("failed to read response body: %w", err)
}
return mcp.NewToolResultError(fmt.Sprintf("failed to get user: %s", string(body))), nil
}
r, err := json.Marshal(user)
if err != nil {
return nil, fmt.Errorf("failed to marshal user: %w", err)
}
return mcp.NewToolResultText(string(r)), nil
}
}