wehub-resource-sync
304 lines
10 KiB
Go
304 lines
10 KiB
Go
package github
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import (
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"context"
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"encoding/json"
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"time"
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ghErrors "github.com/github/github-mcp-server/pkg/errors"
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"github.com/github/github-mcp-server/pkg/ifc"
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"github.com/github/github-mcp-server/pkg/inventory"
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"github.com/github/github-mcp-server/pkg/scopes"
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"github.com/github/github-mcp-server/pkg/translations"
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"github.com/github/github-mcp-server/pkg/utils"
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"github.com/google/jsonschema-go/jsonschema"
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"github.com/modelcontextprotocol/go-sdk/mcp"
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"github.com/shurcooL/githubv4"
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)
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// GetMeUIResourceURI is the URI for the get_me tool's MCP App UI resource.
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const GetMeUIResourceURI = "ui://github-mcp-server/get-me"
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// UserDetails contains additional fields about a GitHub user not already
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// present in MinimalUser. Used by get_me context tool but omitted from search_users.
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type UserDetails struct {
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Name string `json:"name,omitempty"`
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Company string `json:"company,omitempty"`
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Blog string `json:"blog,omitempty"`
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Location string `json:"location,omitempty"`
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Email string `json:"email,omitempty"`
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Hireable bool `json:"hireable,omitempty"`
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Bio string `json:"bio,omitempty"`
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TwitterUsername string `json:"twitter_username,omitempty"`
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PublicRepos int `json:"public_repos"`
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PublicGists int `json:"public_gists"`
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Followers int `json:"followers"`
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Following int `json:"following"`
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CreatedAt time.Time `json:"created_at"`
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UpdatedAt time.Time `json:"updated_at"`
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PrivateGists int `json:"private_gists,omitempty"`
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TotalPrivateRepos int64 `json:"total_private_repos,omitempty"`
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OwnedPrivateRepos int64 `json:"owned_private_repos,omitempty"`
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}
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// GetMe creates a tool to get details of the authenticated user.
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func GetMe(t translations.TranslationHelperFunc) inventory.ServerTool {
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return NewTool(
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ToolsetMetadataContext,
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mcp.Tool{
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Name: "get_me",
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Description: t("TOOL_GET_ME_DESCRIPTION", "Get details of the authenticated GitHub user. Use this when a request is about the user's own profile for GitHub. Or when information is missing to build other tool calls."),
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Annotations: &mcp.ToolAnnotations{
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Title: t("TOOL_GET_ME_USER_TITLE", "Get my user profile"),
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ReadOnlyHint: true,
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},
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// Use json.RawMessage to ensure "properties" is included even when empty.
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// OpenAI strict mode requires the properties field to be present.
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InputSchema: json.RawMessage(`{"type":"object","properties":{}}`),
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Meta: mcp.Meta{
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"ui": map[string]any{
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"resourceUri": GetMeUIResourceURI,
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"visibility": []string{"model", "app"},
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},
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},
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},
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nil,
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func(ctx context.Context, deps ToolDependencies, _ *mcp.CallToolRequest, _ map[string]any) (*mcp.CallToolResult, any, error) {
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client, err := deps.GetClient(ctx)
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if err != nil {
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return utils.NewToolResultErrorFromErr("failed to get GitHub client", err), nil, nil
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}
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user, res, err := client.Users.Get(ctx, "")
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if err != nil {
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return ghErrors.NewGitHubAPIErrorResponse(ctx,
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"failed to get user",
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res,
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err,
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), nil, nil
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}
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// Create minimal user representation instead of returning full user object
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minimalUser := MinimalUser{
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Login: user.GetLogin(),
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ID: user.GetID(),
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ProfileURL: user.GetHTMLURL(),
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AvatarURL: user.GetAvatarURL(),
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Details: &UserDetails{
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Name: user.GetName(),
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Company: user.GetCompany(),
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Blog: user.GetBlog(),
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Location: user.GetLocation(),
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Email: user.GetEmail(),
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Hireable: user.GetHireable(),
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Bio: user.GetBio(),
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TwitterUsername: user.GetTwitterUsername(),
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PublicRepos: user.GetPublicRepos(),
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PublicGists: user.GetPublicGists(),
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Followers: user.GetFollowers(),
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Following: user.GetFollowing(),
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CreatedAt: user.GetCreatedAt().Time,
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UpdatedAt: user.GetUpdatedAt().Time,
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PrivateGists: user.GetPrivateGists(),
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TotalPrivateRepos: user.GetTotalPrivateRepos(),
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OwnedPrivateRepos: user.GetOwnedPrivateRepos(),
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},
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}
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result := MarshalledTextResult(minimalUser)
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result = attachStaticIFCLabel(ctx, deps, result, ifc.LabelGetMe())
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return result, nil, nil
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},
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)
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}
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type TeamInfo struct {
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Name string `json:"name"`
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Slug string `json:"slug"`
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Description string `json:"description"`
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}
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type OrganizationTeams struct {
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Org string `json:"org"`
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Teams []TeamInfo `json:"teams"`
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}
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func GetTeams(t translations.TranslationHelperFunc) inventory.ServerTool {
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return NewTool(
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ToolsetMetadataContext,
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mcp.Tool{
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Name: "get_teams",
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Description: t("TOOL_GET_TEAMS_DESCRIPTION", "Get details of the teams the user is a member of. Limited to organizations accessible with current credentials"),
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Annotations: &mcp.ToolAnnotations{
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Title: t("TOOL_GET_TEAMS_TITLE", "Get teams"),
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ReadOnlyHint: true,
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},
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InputSchema: &jsonschema.Schema{
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Type: "object",
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Properties: map[string]*jsonschema.Schema{
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"user": {
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Type: "string",
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Description: t("TOOL_GET_TEAMS_USER_DESCRIPTION", "Username to get teams for. If not provided, uses the authenticated user."),
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},
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},
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},
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},
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[]scopes.Scope{scopes.ReadOrg},
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func(ctx context.Context, deps ToolDependencies, _ *mcp.CallToolRequest, args map[string]any) (*mcp.CallToolResult, any, error) {
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user, err := OptionalParam[string](args, "user")
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if err != nil {
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return utils.NewToolResultError(err.Error()), nil, nil
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}
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var username string
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if user != "" {
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username = user
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} else {
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client, err := deps.GetClient(ctx)
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if err != nil {
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return utils.NewToolResultErrorFromErr("failed to get GitHub client", err), nil, nil
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}
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userResp, res, err := client.Users.Get(ctx, "")
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if err != nil {
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return ghErrors.NewGitHubAPIErrorResponse(ctx,
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"failed to get user",
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res,
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err,
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), nil, nil
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}
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username = userResp.GetLogin()
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}
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gqlClient, err := deps.GetGQLClient(ctx)
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if err != nil {
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return utils.NewToolResultErrorFromErr("failed to get GitHub GQL client", err), nil, nil
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}
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var q struct {
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User struct {
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Organizations struct {
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Nodes []struct {
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Login githubv4.String
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Teams struct {
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Nodes []struct {
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Name githubv4.String
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Slug githubv4.String
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Description githubv4.String
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}
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} `graphql:"teams(first: 100, userLogins: [$login])"`
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}
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} `graphql:"organizations(first: 100)"`
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} `graphql:"user(login: $login)"`
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}
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vars := map[string]any{
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"login": githubv4.String(username),
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}
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if err := gqlClient.Query(ctx, &q, vars); err != nil {
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return ghErrors.NewGitHubGraphQLErrorResponse(ctx, "Failed to find teams", err), nil, nil
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}
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var organizations []OrganizationTeams
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for _, org := range q.User.Organizations.Nodes {
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orgTeams := OrganizationTeams{
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Org: string(org.Login),
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Teams: make([]TeamInfo, 0, len(org.Teams.Nodes)),
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}
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for _, team := range org.Teams.Nodes {
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orgTeams.Teams = append(orgTeams.Teams, TeamInfo{
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Name: string(team.Name),
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Slug: string(team.Slug),
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Description: string(team.Description),
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})
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}
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organizations = append(organizations, orgTeams)
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}
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result := MarshalledTextResult(organizations)
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// Team membership is maintained by GitHub and cannot be forged by
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// outside contributors (trusted). Org team rosters are visible only
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// to org members, so confidentiality is private.
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result = attachStaticIFCLabel(ctx, deps, result, ifc.LabelTeam())
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return result, nil, nil
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},
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)
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}
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func GetTeamMembers(t translations.TranslationHelperFunc) inventory.ServerTool {
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return NewTool(
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ToolsetMetadataContext,
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mcp.Tool{
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Name: "get_team_members",
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Description: t("TOOL_GET_TEAM_MEMBERS_DESCRIPTION", "Get member usernames of a specific team in an organization. Limited to organizations accessible with current credentials"),
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Annotations: &mcp.ToolAnnotations{
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Title: t("TOOL_GET_TEAM_MEMBERS_TITLE", "Get team members"),
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ReadOnlyHint: true,
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},
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InputSchema: &jsonschema.Schema{
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Type: "object",
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Properties: map[string]*jsonschema.Schema{
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"org": {
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Type: "string",
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Description: t("TOOL_GET_TEAM_MEMBERS_ORG_DESCRIPTION", "Organization login (owner) that contains the team."),
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},
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"team_slug": {
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Type: "string",
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Description: t("TOOL_GET_TEAM_MEMBERS_TEAM_SLUG_DESCRIPTION", "Team slug"),
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},
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},
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Required: []string{"org", "team_slug"},
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},
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},
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[]scopes.Scope{scopes.ReadOrg},
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func(ctx context.Context, deps ToolDependencies, _ *mcp.CallToolRequest, args map[string]any) (*mcp.CallToolResult, any, error) {
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org, err := RequiredParam[string](args, "org")
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if err != nil {
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return utils.NewToolResultError(err.Error()), nil, nil
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}
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teamSlug, err := RequiredParam[string](args, "team_slug")
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if err != nil {
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return utils.NewToolResultError(err.Error()), nil, nil
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}
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gqlClient, err := deps.GetGQLClient(ctx)
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if err != nil {
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return utils.NewToolResultErrorFromErr("failed to get GitHub GQL client", err), nil, nil
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}
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var q struct {
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Organization struct {
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Team struct {
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Members struct {
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Nodes []struct {
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Login githubv4.String
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}
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} `graphql:"members(first: 100)"`
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} `graphql:"team(slug: $teamSlug)"`
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} `graphql:"organization(login: $org)"`
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}
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vars := map[string]any{
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"org": githubv4.String(org),
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"teamSlug": githubv4.String(teamSlug),
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}
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if err := gqlClient.Query(ctx, &q, vars); err != nil {
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return ghErrors.NewGitHubGraphQLErrorResponse(ctx, "Failed to get team members", err), nil, nil
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}
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var members []string
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for _, member := range q.Organization.Team.Members.Nodes {
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members = append(members, string(member.Login))
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}
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result := MarshalledTextResult(members)
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// Team membership is maintained by GitHub and cannot be forged by
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// outside contributors (trusted). A team's member roster is visible
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// only to org members, so confidentiality is private.
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result = attachStaticIFCLabel(ctx, deps, result, ifc.LabelTeam())
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return result, nil, nil
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},
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)
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}
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