Files
gitea-mcp/operation/timetracking/timetracking.go
silverwind c3db4fb65f feat: slim tool responses (#141)
Reduce token usage by slimming tool responses. Instead of returning full Gitea SDK objects (with nested user/repo objects, avatars, permissions, etc.), each operation now has a colocated `slim.go` that extracts only the fields an LLM needs. List endpoints return even fewer fields than single-item endpoints.

Other changes:
- Add `params` helpers to DRY parameter extraction across 40+ handlers
- Remove `{"Result": ...}` wrapper for flatter responses
- Reduce default pageSize from 100 to 30

Fixes: https://gitea.com/gitea/gitea-mcp/issues/128

*Created by Claude on behalf of @silverwind*

Reviewed-on: https://gitea.com/gitea/gitea-mcp/pulls/141
Reviewed-by: Lunny Xiao <xiaolunwen@gmail.com>
Co-authored-by: silverwind <me@silverwind.io>
Co-committed-by: silverwind <me@silverwind.io>
2026-03-05 05:56:23 +00:00

364 lines
13 KiB
Go

// Package timetracking provides MCP tools for Gitea time tracking operations
package timetracking
import (
"context"
"fmt"
gitea_sdk "code.gitea.io/sdk/gitea"
"gitea.com/gitea/gitea-mcp/pkg/gitea"
"gitea.com/gitea/gitea-mcp/pkg/log"
"gitea.com/gitea/gitea-mcp/pkg/params"
"gitea.com/gitea/gitea-mcp/pkg/to"
"gitea.com/gitea/gitea-mcp/pkg/tool"
"github.com/mark3labs/mcp-go/mcp"
"github.com/mark3labs/mcp-go/server"
)
var Tool = tool.New()
const (
// Stopwatch tools
StartStopwatchToolName = "start_stopwatch"
StopStopwatchToolName = "stop_stopwatch"
DeleteStopwatchToolName = "delete_stopwatch"
GetMyStopwatchesToolName = "get_my_stopwatches"
// Tracked time tools
ListTrackedTimesToolName = "list_tracked_times"
AddTrackedTimeToolName = "add_tracked_time"
DeleteTrackedTimeToolName = "delete_tracked_time"
ListRepoTimesToolName = "list_repo_times"
GetMyTimesToolName = "get_my_times"
)
var (
// Stopwatch tools
StartStopwatchTool = mcp.NewTool(
StartStopwatchToolName,
mcp.WithDescription("Start a stopwatch on an issue to track time spent"),
mcp.WithString("owner", mcp.Required(), mcp.Description("repository owner")),
mcp.WithString("repo", mcp.Required(), mcp.Description("repository name")),
mcp.WithNumber("index", mcp.Required(), mcp.Description("issue index")),
)
StopStopwatchTool = mcp.NewTool(
StopStopwatchToolName,
mcp.WithDescription("Stop a running stopwatch on an issue and record the tracked time"),
mcp.WithString("owner", mcp.Required(), mcp.Description("repository owner")),
mcp.WithString("repo", mcp.Required(), mcp.Description("repository name")),
mcp.WithNumber("index", mcp.Required(), mcp.Description("issue index")),
)
DeleteStopwatchTool = mcp.NewTool(
DeleteStopwatchToolName,
mcp.WithDescription("Delete/cancel a running stopwatch without recording time"),
mcp.WithString("owner", mcp.Required(), mcp.Description("repository owner")),
mcp.WithString("repo", mcp.Required(), mcp.Description("repository name")),
mcp.WithNumber("index", mcp.Required(), mcp.Description("issue index")),
)
GetMyStopwatchesTool = mcp.NewTool(
GetMyStopwatchesToolName,
mcp.WithDescription("Get all currently running stopwatches for the authenticated user"),
)
// Tracked time tools
ListTrackedTimesTool = mcp.NewTool(
ListTrackedTimesToolName,
mcp.WithDescription("List tracked times for a specific issue"),
mcp.WithString("owner", mcp.Required(), mcp.Description("repository owner")),
mcp.WithString("repo", mcp.Required(), mcp.Description("repository name")),
mcp.WithNumber("index", mcp.Required(), mcp.Description("issue index")),
mcp.WithNumber("page", mcp.Description("page number"), mcp.DefaultNumber(1)),
mcp.WithNumber("pageSize", mcp.Description("page size"), mcp.DefaultNumber(30)),
)
AddTrackedTimeTool = mcp.NewTool(
AddTrackedTimeToolName,
mcp.WithDescription("Manually add tracked time to an issue"),
mcp.WithString("owner", mcp.Required(), mcp.Description("repository owner")),
mcp.WithString("repo", mcp.Required(), mcp.Description("repository name")),
mcp.WithNumber("index", mcp.Required(), mcp.Description("issue index")),
mcp.WithNumber("time", mcp.Required(), mcp.Description("time to add in seconds")),
)
DeleteTrackedTimeTool = mcp.NewTool(
DeleteTrackedTimeToolName,
mcp.WithDescription("Delete a tracked time entry from an issue"),
mcp.WithString("owner", mcp.Required(), mcp.Description("repository owner")),
mcp.WithString("repo", mcp.Required(), mcp.Description("repository name")),
mcp.WithNumber("index", mcp.Required(), mcp.Description("issue index")),
mcp.WithNumber("id", mcp.Required(), mcp.Description("tracked time entry ID")),
)
ListRepoTimesTool = mcp.NewTool(
ListRepoTimesToolName,
mcp.WithDescription("List all tracked times for a repository"),
mcp.WithString("owner", mcp.Required(), mcp.Description("repository owner")),
mcp.WithString("repo", mcp.Required(), mcp.Description("repository name")),
mcp.WithNumber("page", mcp.Description("page number"), mcp.DefaultNumber(1)),
mcp.WithNumber("pageSize", mcp.Description("page size"), mcp.DefaultNumber(30)),
)
GetMyTimesTool = mcp.NewTool(
GetMyTimesToolName,
mcp.WithDescription("Get all tracked times for the authenticated user"),
)
)
func init() {
// Stopwatch tools
Tool.RegisterWrite(server.ServerTool{Tool: StartStopwatchTool, Handler: StartStopwatchFn})
Tool.RegisterWrite(server.ServerTool{Tool: StopStopwatchTool, Handler: StopStopwatchFn})
Tool.RegisterWrite(server.ServerTool{Tool: DeleteStopwatchTool, Handler: DeleteStopwatchFn})
Tool.RegisterRead(server.ServerTool{Tool: GetMyStopwatchesTool, Handler: GetMyStopwatchesFn})
// Tracked time tools
Tool.RegisterRead(server.ServerTool{Tool: ListTrackedTimesTool, Handler: ListTrackedTimesFn})
Tool.RegisterWrite(server.ServerTool{Tool: AddTrackedTimeTool, Handler: AddTrackedTimeFn})
Tool.RegisterWrite(server.ServerTool{Tool: DeleteTrackedTimeTool, Handler: DeleteTrackedTimeFn})
Tool.RegisterRead(server.ServerTool{Tool: ListRepoTimesTool, Handler: ListRepoTimesFn})
Tool.RegisterRead(server.ServerTool{Tool: GetMyTimesTool, Handler: GetMyTimesFn})
}
// Stopwatch handler functions
func StartStopwatchFn(ctx context.Context, req mcp.CallToolRequest) (*mcp.CallToolResult, error) {
log.Debugf("Called StartStopwatchFn")
owner, err := params.GetString(req.GetArguments(), "owner")
if err != nil {
return to.ErrorResult(err)
}
repo, err := params.GetString(req.GetArguments(), "repo")
if err != nil {
return to.ErrorResult(err)
}
index, err := params.GetIndex(req.GetArguments(), "index")
if err != nil {
return to.ErrorResult(err)
}
client, err := gitea.ClientFromContext(ctx)
if err != nil {
return to.ErrorResult(fmt.Errorf("get gitea client err: %v", err))
}
_, err = client.StartIssueStopWatch(owner, repo, index)
if err != nil {
return to.ErrorResult(fmt.Errorf("start stopwatch on %s/%s#%d err: %v", owner, repo, index, err))
}
return to.TextResult(fmt.Sprintf("Stopwatch started on issue %s/%s#%d", owner, repo, index))
}
func StopStopwatchFn(ctx context.Context, req mcp.CallToolRequest) (*mcp.CallToolResult, error) {
log.Debugf("Called StopStopwatchFn")
owner, err := params.GetString(req.GetArguments(), "owner")
if err != nil {
return to.ErrorResult(err)
}
repo, err := params.GetString(req.GetArguments(), "repo")
if err != nil {
return to.ErrorResult(err)
}
index, err := params.GetIndex(req.GetArguments(), "index")
if err != nil {
return to.ErrorResult(err)
}
client, err := gitea.ClientFromContext(ctx)
if err != nil {
return to.ErrorResult(fmt.Errorf("get gitea client err: %v", err))
}
_, err = client.StopIssueStopWatch(owner, repo, index)
if err != nil {
return to.ErrorResult(fmt.Errorf("stop stopwatch on %s/%s#%d err: %v", owner, repo, index, err))
}
return to.TextResult(fmt.Sprintf("Stopwatch stopped on issue %s/%s#%d - time recorded", owner, repo, index))
}
func DeleteStopwatchFn(ctx context.Context, req mcp.CallToolRequest) (*mcp.CallToolResult, error) {
log.Debugf("Called DeleteStopwatchFn")
owner, err := params.GetString(req.GetArguments(), "owner")
if err != nil {
return to.ErrorResult(err)
}
repo, err := params.GetString(req.GetArguments(), "repo")
if err != nil {
return to.ErrorResult(err)
}
index, err := params.GetIndex(req.GetArguments(), "index")
if err != nil {
return to.ErrorResult(err)
}
client, err := gitea.ClientFromContext(ctx)
if err != nil {
return to.ErrorResult(fmt.Errorf("get gitea client err: %v", err))
}
_, err = client.DeleteIssueStopwatch(owner, repo, index)
if err != nil {
return to.ErrorResult(fmt.Errorf("delete stopwatch on %s/%s#%d err: %v", owner, repo, index, err))
}
return to.TextResult(fmt.Sprintf("Stopwatch deleted/cancelled on issue %s/%s#%d", owner, repo, index))
}
func GetMyStopwatchesFn(ctx context.Context, req mcp.CallToolRequest) (*mcp.CallToolResult, error) {
log.Debugf("Called GetMyStopwatchesFn")
client, err := gitea.ClientFromContext(ctx)
if err != nil {
return to.ErrorResult(fmt.Errorf("get gitea client err: %v", err))
}
stopwatches, _, err := client.ListMyStopwatches(gitea_sdk.ListStopwatchesOptions{})
if err != nil {
return to.ErrorResult(fmt.Errorf("get stopwatches err: %v", err))
}
if len(stopwatches) == 0 {
return to.TextResult("No active stopwatches")
}
return to.TextResult(slimStopWatches(stopwatches))
}
// Tracked time handler functions
func ListTrackedTimesFn(ctx context.Context, req mcp.CallToolRequest) (*mcp.CallToolResult, error) {
log.Debugf("Called ListTrackedTimesFn")
owner, err := params.GetString(req.GetArguments(), "owner")
if err != nil {
return to.ErrorResult(err)
}
repo, err := params.GetString(req.GetArguments(), "repo")
if err != nil {
return to.ErrorResult(err)
}
index, err := params.GetIndex(req.GetArguments(), "index")
if err != nil {
return to.ErrorResult(err)
}
page, pageSize := params.GetPagination(req.GetArguments(), 30)
client, err := gitea.ClientFromContext(ctx)
if err != nil {
return to.ErrorResult(fmt.Errorf("get gitea client err: %v", err))
}
times, _, err := client.ListIssueTrackedTimes(owner, repo, index, gitea_sdk.ListTrackedTimesOptions{
ListOptions: gitea_sdk.ListOptions{
Page: page,
PageSize: pageSize,
},
})
if err != nil {
return to.ErrorResult(fmt.Errorf("list tracked times for %s/%s#%d err: %v", owner, repo, index, err))
}
if len(times) == 0 {
return to.TextResult(fmt.Sprintf("No tracked times for issue %s/%s#%d", owner, repo, index))
}
return to.TextResult(slimTrackedTimes(times))
}
func AddTrackedTimeFn(ctx context.Context, req mcp.CallToolRequest) (*mcp.CallToolResult, error) {
log.Debugf("Called AddTrackedTimeFn")
owner, err := params.GetString(req.GetArguments(), "owner")
if err != nil {
return to.ErrorResult(err)
}
repo, err := params.GetString(req.GetArguments(), "repo")
if err != nil {
return to.ErrorResult(err)
}
index, err := params.GetIndex(req.GetArguments(), "index")
if err != nil {
return to.ErrorResult(err)
}
timeSeconds, err := params.GetIndex(req.GetArguments(), "time")
if err != nil {
return to.ErrorResult(err)
}
client, err := gitea.ClientFromContext(ctx)
if err != nil {
return to.ErrorResult(fmt.Errorf("get gitea client err: %v", err))
}
trackedTime, _, err := client.AddTime(owner, repo, index, gitea_sdk.AddTimeOption{
Time: timeSeconds,
})
if err != nil {
return to.ErrorResult(fmt.Errorf("add tracked time to %s/%s#%d err: %v", owner, repo, index, err))
}
return to.TextResult(slimTrackedTime(trackedTime))
}
func DeleteTrackedTimeFn(ctx context.Context, req mcp.CallToolRequest) (*mcp.CallToolResult, error) {
log.Debugf("Called DeleteTrackedTimeFn")
owner, err := params.GetString(req.GetArguments(), "owner")
if err != nil {
return to.ErrorResult(err)
}
repo, err := params.GetString(req.GetArguments(), "repo")
if err != nil {
return to.ErrorResult(err)
}
index, err := params.GetIndex(req.GetArguments(), "index")
if err != nil {
return to.ErrorResult(err)
}
id, err := params.GetIndex(req.GetArguments(), "id")
if err != nil {
return to.ErrorResult(err)
}
client, err := gitea.ClientFromContext(ctx)
if err != nil {
return to.ErrorResult(fmt.Errorf("get gitea client err: %v", err))
}
_, err = client.DeleteTime(owner, repo, index, id)
if err != nil {
return to.ErrorResult(fmt.Errorf("delete tracked time %d from %s/%s#%d err: %v", id, owner, repo, index, err))
}
return to.TextResult(fmt.Sprintf("Tracked time entry %d deleted from issue %s/%s#%d", id, owner, repo, index))
}
func ListRepoTimesFn(ctx context.Context, req mcp.CallToolRequest) (*mcp.CallToolResult, error) {
log.Debugf("Called ListRepoTimesFn")
owner, err := params.GetString(req.GetArguments(), "owner")
if err != nil {
return to.ErrorResult(err)
}
repo, err := params.GetString(req.GetArguments(), "repo")
if err != nil {
return to.ErrorResult(err)
}
page, pageSize := params.GetPagination(req.GetArguments(), 30)
client, err := gitea.ClientFromContext(ctx)
if err != nil {
return to.ErrorResult(fmt.Errorf("get gitea client err: %v", err))
}
times, _, err := client.ListRepoTrackedTimes(owner, repo, gitea_sdk.ListTrackedTimesOptions{
ListOptions: gitea_sdk.ListOptions{
Page: page,
PageSize: pageSize,
},
})
if err != nil {
return to.ErrorResult(fmt.Errorf("list repo tracked times for %s/%s err: %v", owner, repo, err))
}
if len(times) == 0 {
return to.TextResult(fmt.Sprintf("No tracked times for repository %s/%s", owner, repo))
}
return to.TextResult(slimTrackedTimes(times))
}
func GetMyTimesFn(ctx context.Context, req mcp.CallToolRequest) (*mcp.CallToolResult, error) {
log.Debugf("Called GetMyTimesFn")
client, err := gitea.ClientFromContext(ctx)
if err != nil {
return to.ErrorResult(fmt.Errorf("get gitea client err: %v", err))
}
times, _, err := client.ListMyTrackedTimes(gitea_sdk.ListTrackedTimesOptions{})
if err != nil {
return to.ErrorResult(fmt.Errorf("get tracked times err: %v", err))
}
if len(times) == 0 {
return to.TextResult("No tracked times found")
}
return to.TextResult(slimTrackedTimes(times))
}