/**
 * 工具方法：确保 system_settings 表的可选列已创建
 * 兼容旧版本数据库缺少 enabledBuiltinTemplates / categoryManagedFields 的情况
 */

import { prisma } from '@/lib/prisma'

async function addColumnIfMissing(column: string, type = 'TEXT', defaultValue?: string) {
  try {
    const defaultClause = defaultValue ? ` DEFAULT ${defaultValue}` : ''
    await prisma.$executeRawUnsafe(
      `ALTER TABLE "system_settings" ADD COLUMN IF NOT EXISTS "${column}" ${type}${defaultClause}`
    )
  } catch (error) {
    console.error(`[SystemSettings] Failed to ensure column ${column}:`, error)
  }
}

export async function ensureSystemSettingsOptionalColumns() {
  await addColumnIfMissing('enabledBuiltinTemplates')
  await addColumnIfMissing('categoryManagedFields')
  // 首页删除按钮模式：ADMIN_ONLY / ALL
  await addColumnIfMissing('homeDeleteButtonMode')
  await addColumnIfMissing('premiumRatio', 'DOUBLE PRECISION', '10')
  await addColumnIfMissing('enablePublicShare', 'BOOLEAN', 'TRUE')
}