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Commit866a791

Browse files
eranco74SamMorrowDrums
authored andcommitted
feat: Add support for git tag operations
Add git tag functionality including:- List repository tags- Get tag details- Support for tag-based content accessThis enables basic read-only tag management through the MCP server API.
1 parenta7d741c commit866a791

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3 files changed

+400
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lines changed

3 files changed

+400
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lines changed

‎pkg/github/repositories.go

Lines changed: 144 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -796,3 +796,147 @@ func PushFiles(getClient GetClientFn, t translations.TranslationHelperFunc) (too
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returnmcp.NewToolResultText(string(r)),nil
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}
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}
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// ListTags creates a tool to list tags in a GitHub repository.
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funcListTags(getClientGetClientFn,t translations.TranslationHelperFunc) (tool mcp.Tool,handler server.ToolHandlerFunc) {
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returnmcp.NewTool("list_tags",
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mcp.WithDescription(t("TOOL_LIST_TAGS_DESCRIPTION","List git tags in a GitHub repository")),
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mcp.WithToolAnnotation(mcp.ToolAnnotation{
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Title:t("TOOL_LIST_TAGS_USER_TITLE","List tags"),
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ReadOnlyHint:true,
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}),
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mcp.WithString("owner",
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mcp.Required(),
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mcp.Description("Repository owner"),
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),
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mcp.WithString("repo",
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mcp.Required(),
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mcp.Description("Repository name"),
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),
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WithPagination(),
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),
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func(ctx context.Context,request mcp.CallToolRequest) (*mcp.CallToolResult,error) {
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owner,err:=requiredParam[string](request,"owner")
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iferr!=nil {
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returnmcp.NewToolResultError(err.Error()),nil
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}
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repo,err:=requiredParam[string](request,"repo")
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iferr!=nil {
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returnmcp.NewToolResultError(err.Error()),nil
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}
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pagination,err:=OptionalPaginationParams(request)
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iferr!=nil {
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returnmcp.NewToolResultError(err.Error()),nil
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}
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opts:=&github.ListOptions{
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Page:pagination.page,
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PerPage:pagination.perPage,
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}
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client,err:=getClient(ctx)
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iferr!=nil {
839+
returnnil,fmt.Errorf("failed to get GitHub client: %w",err)
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}
841+
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tags,resp,err:=client.Repositories.ListTags(ctx,owner,repo,opts)
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iferr!=nil {
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returnnil,fmt.Errorf("failed to list tags: %w",err)
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}
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deferfunc() {_=resp.Body.Close() }()
847+
848+
ifresp.StatusCode!=http.StatusOK {
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body,err:=io.ReadAll(resp.Body)
850+
iferr!=nil {
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returnnil,fmt.Errorf("failed to read response body: %w",err)
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}
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returnmcp.NewToolResultError(fmt.Sprintf("failed to list tags: %s",string(body))),nil
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}
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r,err:=json.Marshal(tags)
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iferr!=nil {
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returnnil,fmt.Errorf("failed to marshal response: %w",err)
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}
860+
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returnmcp.NewToolResultText(string(r)),nil
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}
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}
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// GetTag creates a tool to get details about a specific tag in a GitHub repository.
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funcGetTag(getClientGetClientFn,t translations.TranslationHelperFunc) (tool mcp.Tool,handler server.ToolHandlerFunc) {
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returnmcp.NewTool("get_tag",
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mcp.WithDescription(t("TOOL_GET_TAG_DESCRIPTION","Get details about a specific git tag in a GitHub repository")),
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mcp.WithToolAnnotation(mcp.ToolAnnotation{
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Title:t("TOOL_GET_TAG_USER_TITLE","Get tag details"),
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ReadOnlyHint:true,
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}),
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mcp.WithString("owner",
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mcp.Required(),
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mcp.Description("Repository owner"),
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),
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mcp.WithString("repo",
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mcp.Required(),
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mcp.Description("Repository name"),
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),
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mcp.WithString("tag",
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mcp.Required(),
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mcp.Description("Tag name"),
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),
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),
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func(ctx context.Context,request mcp.CallToolRequest) (*mcp.CallToolResult,error) {
887+
owner,err:=requiredParam[string](request,"owner")
888+
iferr!=nil {
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returnmcp.NewToolResultError(err.Error()),nil
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}
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repo,err:=requiredParam[string](request,"repo")
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iferr!=nil {
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returnmcp.NewToolResultError(err.Error()),nil
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}
895+
tag,err:=requiredParam[string](request,"tag")
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iferr!=nil {
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returnmcp.NewToolResultError(err.Error()),nil
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}
899+
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client,err:=getClient(ctx)
901+
iferr!=nil {
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returnnil,fmt.Errorf("failed to get GitHub client: %w",err)
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}
904+
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// First get the tag reference
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ref,resp,err:=client.Git.GetRef(ctx,owner,repo,"refs/tags/"+tag)
907+
iferr!=nil {
908+
returnnil,fmt.Errorf("failed to get tag reference: %w",err)
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}
910+
deferfunc() {_=resp.Body.Close() }()
911+
912+
ifresp.StatusCode!=http.StatusOK {
913+
body,err:=io.ReadAll(resp.Body)
914+
iferr!=nil {
915+
returnnil,fmt.Errorf("failed to read response body: %w",err)
916+
}
917+
returnmcp.NewToolResultError(fmt.Sprintf("failed to get tag reference: %s",string(body))),nil
918+
}
919+
920+
// Then get the tag object
921+
tagObj,resp,err:=client.Git.GetTag(ctx,owner,repo,*ref.Object.SHA)
922+
iferr!=nil {
923+
returnnil,fmt.Errorf("failed to get tag object: %w",err)
924+
}
925+
deferfunc() {_=resp.Body.Close() }()
926+
927+
ifresp.StatusCode!=http.StatusOK {
928+
body,err:=io.ReadAll(resp.Body)
929+
iferr!=nil {
930+
returnnil,fmt.Errorf("failed to read response body: %w",err)
931+
}
932+
returnmcp.NewToolResultError(fmt.Sprintf("failed to get tag object: %s",string(body))),nil
933+
}
934+
935+
r,err:=json.Marshal(tagObj)
936+
iferr!=nil {
937+
returnnil,fmt.Errorf("failed to marshal response: %w",err)
938+
}
939+
940+
returnmcp.NewToolResultText(string(r)),nil
941+
}
942+
}

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