/**
 * 创建流程串联
 * 将向导→章程→任务→看板→通知串联成完整流程
 */

import { generateCharter, generateStakeholderRegister, ProjectData } from './charter';
import { HRManager } from './hr-manager';
import { ExperienceManager } from './experience-manager';
import { notifyProjectCreated, notifyMilestoneReminder, notifyRiskAlert, sendDecisionCard } from '../server/feishu';
import { createDecision, DECISION_TEMPLATES, getPendingDecisions } from './decision-cards';
import { getChecklistByPhase, getPhaseCompletion, ChecklistItem } from './checklists';

export interface FlowResult {
  step: string;
  status: 'success' | 'pending' | 'failed';
  output?: Record<string, unknown>;
  error?: string;
}

/**
 * 项目创建全流程
 * 
 * 1. 用户完成向导 → 收集项目数据
 * 2. 生成项目章程
 * 3. 生成干系人登记册
 * 4. 触发任务拆解（HR管理员）
 * 5. 创建初始看板任务
 * 6. 推送启动阶段检查清单
 * 7. 发送飞书通知
 */
export async function runProjectCreationFlow(data: ProjectData): Promise<{
  charter: string;
  stakeholderRegister: string;
  initialTasks: ReturnType<HRManager['decompose']>;
  checklist: ChecklistItem[];
  notificationSent: boolean;
  decisionNeeded: boolean;
}> {
  // Step 1: Generate charter
  const charter = generateCharter(data);

  // Step 2: Generate stakeholder register
  const stakeholderRegister = generateStakeholderRegister(data);

  // Step 3: HR Manager decomposes initial tasks
  const hrManager = new HRManager();
  const initialTasks = hrManager.decompose('创建项目章程，识别干系人', {
    projectName: data.name,
    goal: data.goal,
    stakeholders: data.stakeholders,
    milestones: data.milestones,
  });

  // Step 4: Experience Manager records
  const experienceManager = new ExperienceManager();
  for (const task of initialTasks) {
    experienceManager.recordExecution({
      taskId: task.id,
      agentId: 'hr-manager-001',
      atomicType: task.atomicType!,
      input: task.input,
      output: {},
      score: 4,
      durationMs: 0,
      model: 'system',
      success: true,
      timestamp: new Date().toISOString(),
    });
  }

  // Step 5: Get initiating phase checklist
  const checklist = getChecklistByPhase('initiating');

  // Step 6: Send notification
  let notificationSent = false;
  try {
    await notifyProjectCreated(data.name, data.goal, 'ou_41d14aca8278e605d98e33b1221777e4', 'open_id');
    notificationSent = true;
  } catch {
    notificationSent = false;
  }

  // Step 7: Create charter approval decision
  const decision = createDecision(DECISION_TEMPLATES.charterApproval(data.name));

  return {
    charter,
    stakeholderRegister,
    initialTasks,
    checklist,
    notificationSent,
    decisionNeeded: decision.status === 'pending',
  };
}

/**
 * 获取项目当前状态概览
 */
export function getProjectOverview(projectId: string, data: ProjectData) {
  const initiatingChecklist = getChecklistByPhase('initiating');
  const completion = getPhaseCompletion(initiatingChecklist);
  const experienceManager = new ExperienceManager();
  const knowledge = experienceManager.getKnowledgeSummary();

  return {
    project: {
      name: data.name,
      goal: data.goal,
      status: 'active',
    },
    initiating: {
      checklist: completion,
      charterGenerated: !!data.goal,
      stakeholdersIdentified: data.stakeholders.length,
      milestonesSet: data.milestones.length,
    },
    knowledge,
    pendingDecisions: getPendingDecisions().length,
  };
}