import { queryOne, execute } from '../../../utils/db'
import { getCurrentUserId } from '../../../utils/user'

interface UpdateMaintenanceBody {
  projectId?: number | null
  requestDate?: string
  requestTitle?: string
  requestContent?: string
  requesterName?: string
  requesterContact?: string
  taskType?: string
  priority?: string
  status?: string
  assigneeId?: number | null
  resolutionContent?: string
  devCompletedAt?: string | null
  opsCompletedAt?: string | null
  clientConfirmedAt?: string | null
}

/**
 * 유지보수 업무 수정
 * PUT /api/maintenance/[id]/update
 */
export default defineEventHandler(async (event) => {
  const taskId = Number(getRouterParam(event, 'id'))
  const body = await readBody<UpdateMaintenanceBody>(event)
  const userId = await getCurrentUserId(event)
  
  if (!taskId) {
    throw createError({ statusCode: 400, message: '업무 ID가 필요합니다.' })
  }
  
  const existing = await queryOne(`
    SELECT task_id FROM wr_maintenance_task WHERE task_id = $1
  `, [taskId])
  
  if (!existing) {
    throw createError({ statusCode: 404, message: '업무를 찾을 수 없습니다.' })
  }
  
  await execute(`
    UPDATE wr_maintenance_task SET
      project_id = $1,
      request_date = $2,
      request_title = $3,
      request_content = $4,
      requester_name = $5,
      requester_contact = $6,
      task_type = $7,
      priority = $8,
      status = $9,
      assignee_id = $10,
      resolution_content = $11,
      dev_completed_at = $12,
      ops_completed_at = $13,
      client_confirmed_at = $14,
      updated_at = NOW(),
      updated_by = $15
    WHERE task_id = $16
  `, [
    body.projectId ?? null,
    body.requestDate,
    body.requestTitle,
    body.requestContent || null,
    body.requesterName || null,
    body.requesterContact || null,
    body.taskType || 'GENERAL',
    body.priority || 'MEDIUM',
    body.status || 'PENDING',
    body.assigneeId ?? null,
    body.resolutionContent || null,
    body.devCompletedAt || null,
    body.opsCompletedAt || null,
    body.clientConfirmedAt || null,
    userId,
    taskId
  ])
  
  return {
    success: true,
    taskId,
    message: '유지보수 업무가 수정되었습니다.'
  }
})