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

type MaterialLogChanges = Record<
  string,
  {
    oldValue: unknown
    newValue: unknown
  }
>

type MaterialSnapshot = Record<string, unknown>

/**
 * 历史兼容入口：日志表结构由 Prisma migration 负责，运行期不再建表/改表。
 */
export async function ensureMaterialLogsTable() {
  return
}

interface CreateMaterialLogParams {
  materialId: string
  userId: string
  action: string
  changes?: MaterialLogChanges | null
  materialSnapshot?: MaterialSnapshot | null
}

export async function createMaterialLog({
  materialId,
  userId,
  action,
  changes = null,
  materialSnapshot = null,
}: CreateMaterialLogParams) {
  try {
    await (prisma as any).materialLog.create({
      data: {
        materialId,
        userId,
        action,
        changes,
        materialSnapshot,
      },
    })
  } catch (error) {
    console.error('[MaterialLog] Failed to create log:', error)
  }
}