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Shorter task IDs, cleaner protocol

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This commit is contained in:
Ian Gulliver
2025-07-12 14:43:18 -07:00
parent d413fe7c1c
commit 6d26dd8ac3
3 changed files with 48 additions and 60 deletions
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62
taskcp.go
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@@ -5,19 +5,17 @@ import (
"fmt"
"iter"
"strings"
"github.com/google/uuid"
)
type Service struct {
Projects map[string]*Project
projects []*Project
mcpService string
}
type Project struct {
ID string
Tasks map[string]*Task
nextTaskID string
ID int
Tasks []*Task
nextTaskID int
mcpService string
}
@@ -31,7 +29,7 @@ const (
)
type Task struct {
ID string `json:"id"`
ID int `json:"id"`
State TaskState `json:"-"`
Title string `json:"title"`
Instructions string `json:"instructions"`
@@ -40,7 +38,7 @@ type Task struct {
Error string `json:"-"`
Notes string `json:"-"`
NextTaskID string `json:"-"`
NextTaskID int `json:"-"`
project *Project
completionCallback func(project *Project, task *Task) error
@@ -59,50 +57,48 @@ type ProjectSummary struct {
func New(mcpService string) *Service {
return &Service{
Projects: map[string]*Project{},
mcpService: mcpService,
}
}
func (s *Service) AddProject() *Project {
project := &Project{
ID: uuid.New().String(),
Tasks: map[string]*Task{},
nextTaskID: "",
ID: len(s.projects),
Tasks: []*Task{},
nextTaskID: -1,
mcpService: s.mcpService,
}
s.Projects[project.ID] = project
s.projects = append(s.projects, project)
return project
}
func (s *Service) GetProject(id string) (*Project, error) {
project, ok := s.Projects[id]
if !ok {
return nil, fmt.Errorf("project not found")
func (s *Service) GetProject(id int) (*Project, error) {
if id < 0 || id >= len(s.projects) {
return nil, fmt.Errorf("invalid project id: %d", id)
}
return project, nil
return s.projects[id], nil
}
func (p *Project) InsertTaskBefore(beforeID string, title string, instructions string, completionCallback func(project *Project, task *Task) error) *Task {
task := p.newTask(title, instructions, completionCallback, beforeID)
func (p *Project) InsertTaskBefore(beforeID int, title string, instructions string, completionCallback func(project *Project, task *Task) error) *Task {
newTask := p.newTask(title, instructions, completionCallback, beforeID)
if p.nextTaskID == "" && beforeID == "" {
p.nextTaskID = task.ID
if p.nextTaskID == -1 && beforeID == -1 {
p.nextTaskID = newTask.ID
} else {
for t := range p.tasks() {
if t.NextTaskID == beforeID {
t.NextTaskID = task.ID
t.NextTaskID = newTask.ID
break
}
}
}
return task
return newTask
}
func (p *Project) GetNextTask() *Task {
if p.nextTaskID == "" {
if p.nextTaskID == -1 {
return nil
}
@@ -111,7 +107,7 @@ func (p *Project) GetNextTask() *Task {
return task
}
func (p *Project) SetTaskSuccess(id string, result string, notes string) (*Task, error) {
func (p *Project) SetTaskSuccess(id int, result string, notes string) (*Task, error) {
task := p.Tasks[id]
task.State = TaskStateSuccess
task.Result = result
@@ -129,7 +125,7 @@ func (p *Project) SetTaskSuccess(id string, result string, notes string) (*Task,
return p.GetNextTask(), nil
}
func (p *Project) SetTaskFailure(id string, error string, notes string) (*Task, error) {
func (p *Project) SetTaskFailure(id int, error string, notes string) (*Task, error) {
task := p.Tasks[id]
task.State = TaskStateFailure
task.Error = error
@@ -147,9 +143,9 @@ func (p *Project) SetTaskFailure(id string, error string, notes string) (*Task,
return p.GetNextTask(), nil
}
func (p *Project) newTask(title string, instructions string, completionCallback func(project *Project, task *Task) error, nextTaskID string) *Task {
func (p *Project) newTask(title string, instructions string, completionCallback func(project *Project, task *Task) error, nextTaskID int) *Task {
task := &Task{
ID: uuid.New().String(),
ID: len(p.Tasks),
State: TaskStatePending,
NextTaskID: nextTaskID,
Title: title,
@@ -162,13 +158,13 @@ func (p *Project) newTask(title string, instructions string, completionCallback
task.Instructions = strings.ReplaceAll(task.Instructions, "{SUCCESS_PROMPT}", task.SuccessPrompt())
task.Instructions = strings.ReplaceAll(task.Instructions, "{FAILURE_PROMPT}", task.FailurePrompt())
p.Tasks[task.ID] = task
p.Tasks = append(p.Tasks, task)
return task
}
func (p *Project) tasks() iter.Seq[*Task] {
return func(yield func(*Task) bool) {
for tid := p.nextTaskID; tid != ""; tid = p.Tasks[tid].NextTaskID {
for tid := p.nextTaskID; tid != -1; tid = p.Tasks[tid].NextTaskID {
t := p.Tasks[tid]
if !yield(t) {
return
@@ -194,13 +190,13 @@ func (p *Project) Summary() ProjectSummary {
func (t *Task) SuccessPrompt() string {
return fmt.Sprintf(`To mark this task as successful, use the MCP tool:
%s.set_task_success(project_id="%s", task_id="%s", result="<your result>", notes="<optional notes>")`,
%s.set_task_success(project_id=%d, task_id=%d, result="<your result>", notes="<optional notes>")`,
t.project.mcpService, t.project.ID, t.ID)
}
func (t *Task) FailurePrompt() string {
return fmt.Sprintf(`To mark this task as failed, use the MCP tool:
%s.set_task_failure(project_id="%s", task_id="%s", error="<error message>", notes="<optional notes>")`,
%s.set_task_failure(project_id=%d, task_id=%d, error="<error message>", notes="<optional notes>")`,
t.project.mcpService, t.project.ID, t.ID)
}