<?php
declare(strict_types=1);
namespace BrainNode\Commands\Generate;
use BrainCore\Archetypes\CommandArchetype;
use BrainCore\Attributes\Meta;
use BrainCore\Attributes\Purpose;
#[Meta('id', 'generate:subtasks')]
#[Meta('description', 'Generate Subtask layer for PM hierarchy')]
#[Purpose('Iterative generation of granular subtasks (L3) via deep multi-agent research per subtask.')]
class SubtasksCommand extends CommandArchetype
{
protected function handle(): void
{
// Role
$this->guideline('role')
->text('Dynamic agent discovery via Bash(brain list:masters). Read parent Task Issue via @agent-pm-master. Iterative loop (ONE subtask at a time). Sequential multi-agent research chain per subtask. Brain synthesis with rich context (Memory IDs, .docs/ refs). Delegate execution to @agent-pm-master.');
// Workflow Thinking
$this->guideline('workflow-thinking')
->text('Iterative generation: ONE subtask at a time with deep sequential research. Each subtask gets full multi-agent analysis before creation. Skills MUST be invoked explicitly at key validation points.');
// Iron Rules
$this->rule('read-agents-first')->critical()
->text('Run Bash(brain list:masters) first (dynamic discovery)')
->why('Dynamic agent discovery ensures flexibility')
->onViolation('Missing agent discovery compromises workflow');
$this->rule('read-parent-task')->critical()
->text('Read parent Task via pm-master')
->why('Context from parent task essential for subtask generation')
->onViolation('Cannot generate subtasks without parent context');
$this->rule('iterate-one-subtask')->critical()
->text('Iterate ONE subtask at a time (no batch)')
->why('Sequential processing ensures quality per subtask')
->onViolation('Batch processing violates iteration principle');
$this->rule('sequential-research')->critical()
->text('Sequential research chain (web → sequential-thinking → code → vector → docs)')
->why('Structured research ensures comprehensive analysis')
->onViolation('Missing research steps compromise quality');
$this->rule('synthesize-with-context')->high()
->text('Synthesize with Memory IDs + .docs/ links')
->why('Rich context enables better decision-making')
->onViolation('Incomplete context reduces quality');
$this->rule('explicit-skills')->high()
->text('EXPLICITLY instruct agents to use Skills')
->why('Skills provide specialized capabilities')
->onViolation('Missing skill invocation reduces effectiveness');
$this->rule('no-batch-processing')->critical()
->text('No batch processing (violates iteration)')
->why('Iteration ensures individual attention per subtask')
->onViolation('Use iterative approach');
$this->rule('no-hardcoded-agents')->medium()
->text('No hardcoded agents (except pm-master)')
->why('Dynamic discovery maintains flexibility')
->onViolation('Use Bash(brain list:masters) for discovery');
$this->rule('no-direct-github-ops')->high()
->text('No direct GitHub ops (delegate)')
->why('Separation of concerns via pm-master')
->onViolation('Delegate to pm-master');
// When to Use - INCLUDES $ARGUMENTS
$this->guideline('when-to-use')
->text('IF Task >3 days complexity → generate subtasks. IF Task <2 days simple → skip (overhead not justified). IF $ARGUMENTS provided → task/topic filter. IF $ARGUMENTS empty → all complex tasks.');
// Workflow Step 0
$this->guideline('workflow-step0')
->text('STEP 0 - Preparation')
->example()
->phase('action-1', 'Bash(\'brain list:masters\') → discover available agents');
// Workflow Step 1
$this->guideline('workflow-step1')
->text('STEP 1 - Get Parent Context (via pm-master)')
->example()
->phase('task-1', 'Task(@agent-pm-master, "Analyze parent Task context for Subtask generation. EXPLICITLY use Skill(context-analyzer) to validate readiness before analysis. Read & extract: Task Issue, ALL comments, linked Issues, sub-issues. Analyze: scope, requirements, decisions, related context, current status. Use Skill(quality-gate-checker) to validate extracted context completeness. Return structured summary with synthesis.")');
// Workflow Step 2
$this->guideline('workflow-step2')
->text('STEP 2 - Determine Subtasks')
->example()
->phase('thinking-1', 'Use mcp__sequential-thinking__sequentialthinking tool: Analyze: parent Task context. Goal: Determine subtask count (5-20) and names. Output: List of subtask scopes');
// Workflow Loop
$this->guideline('workflow-loop')
->text('FOR EACH subtask in list');
// Workflow Step 3
$this->guideline('workflow-step3')
->text('STEP 3 - Deep Research (Sequential Chain)')
->example()
->phase('3.1', 'Check Existing Work: Task(@agent-vector-master, "Search for existing work on \'{subtask_scope} {stack} subtask patterns\'. Category: \'code-solution, architecture, bug-fix\'. Limit: 5. Use Skill(brain-philosophy) for cognitive framework during search. Return: Memory IDs + insights + reuse recommendations")')
->phase('3.2', 'Initial Code Scan (if code-analysis agents exist): FOR EACH code agent: Task(@agent-{code}, "Scan codebase for {subtask_scope}. EXPLICITLY use Skill(architecture-introspector) for system awareness. Questions: existing components? implementation gaps? reuse/refactor/new assessment? Return: List + gaps + assessment")')
->phase('3.3', 'Best Practices: Task(@agent-web-research-master, "Research {year} subtask granularity best practices for {stack}. Focus: {subtask_scope} within {task} objectives. Use Skill(quality-gate-checker) to validate research quality. Return: 2-8h atomic sizing patterns")')
->phase('3.4', 'Initial Strategy: Use mcp__sequential-thinking__sequentialthinking tool: Analyze: parent + existing work + code scan + web research. Goal: Initial subtask breakdown. Output: Atomic action definition')
->phase('3.5', 'Documentation: Task(@agent-documents-master, "Find .docs/ for {subtask_scope}. Use Skill(context-analyzer) to ensure document relevance. Return: File paths + insights")');
// Workflow Step 4
$this->guideline('workflow-step4')
->text('STEP 4 - Synthesis (Brain)')
->example()
->phase('action-1', 'Combine: Task context + existing work + code scan + web practices + sequential-thinking + docs')
->phase('action-2', 'Use Skill(quality-gate-checker) for synthesis validation.');
// Workflow Step 5
$this->guideline('workflow-step5')
->text('STEP 5 - Code Alignment (if code-analysis agents exist)')
->example()
->phase('action-1', 'FOR EACH code agent: Task(@agent-{code}, "Verify synthesized strategy for {subtask_scope}. EXPLICITLY use Skill(architecture-introspector) for dependency validation. Questions: reuse potential? refactoring needs? new development areas? conflicts? Return: Recommendations + requirements + considerations")');
// Workflow Step 6 - DETAILED SPECIFICATION STRUCTURE
$this->guideline('workflow-step6')
->text('STEP 6 - Final Specification (Brain)')
->example()
->phase('spec-1', 'Create specification (NO water): Objective: {concise_atomic_action}')
->phase('spec-2', 'Context: Parent Task {phase}.{task} - {scope} + {constraints}')
->phase('spec-3', 'Existing Status: Already Exists / Needs Refactoring / Build From Scratch')
->phase('spec-4', 'Previous Work: Memory #{id} + reuse recommendations + avoid approaches')
->phase('spec-5', 'Implementation Guidance: {textual_no_code}')
->phase('spec-6', 'Research References: Memory #{IDs}, .docs/{paths}, best practices')
->phase('spec-7', 'Breakdown Recommendations: simple/complex → directly implementable or create Plan')
->phase('validation-1', 'Validate specification with Skill(quality-gate-checker).');
// Workflow Step 7
$this->guideline('workflow-step7')
->text('STEP 7 - Create Subissue')
->example()
->phase('task-1', 'Task(@agent-pm-master, "Create Subtask {phase}.{task}.{N} Subissue. Title: Subtask {phase}.{task}.{N} - {name}. Body: {synthesized_specification}. Labels: subtask, {category_tags}. Parent: Task {phase}.{task} Issue. EXPLICITLY use Skill(quality-gate-checker) before creation.")');
// Workflow Step 8
$this->guideline('workflow-step8')
->text('STEP 8 - Continue to Next Subtask')
->example()
->phase('action-1', 'Continue iteration loop');
// Workflow Step 9
$this->guideline('workflow-step9')
->text('STEP 9 - Summary')
->example()
->phase('action-1', 'Report created subtasks with time refinements and GitHub links')
->phase('validation-1', 'Use Skill(quality-gate-checker) for final validation.');
// Numbering Rules
$this->guideline('numbering-rules')
->text('Format: "Subtask {phase}.{task}.{N} - {name}". N: {phase}.{task}.0, .1, .2... (zero-based within task). Title: Max 6 words.')
->example('Subtask 0.1.0 - Create Database Migration');
// Quality Gates
$this->guideline('quality-gates')
->text('Quality validation checkpoints')
->example('brain list:masters executed')
->example('Parent Task read via pm-master')
->example('ONE subtask at a time')
->example('Sequential research chain')
->example('Code analysis included if available')
->example('Memory IDs + .docs/ refs present')
->example('Skills explicitly invoked at validation points')
->example('2-8h atomic sizing')
->example('No code blocks');
// Directive
$this->guideline('directive')
->text('Discover. Read parent. Iterate. Research. Synthesize. Create. Repeat. EXPLICITLY use Skills.');
}
}
