import { $fetch } from 'ofetch'
import { createError, defineEventHandler, getHeader, readRawBody } from 'h3'
import { useRuntimeConfig } from '#imports'
import { getTenantFromContext } from '../../utils/tenant'

/**
 * 资质证件上传（注册页与资质页共用）
 * POST /api/tender/upload  (multipart/form-data, 字段名 file)
 * 代理到 mp-api /api/hjc/auth/upload（匿名放行，登录前后均可用）。
 *
 * 说明：与 h5 一致走「证件上传」链路；该接口不写 file_record 表，
 * 上传结果以 URL 存在 hjc_enterprise_material.file_url。
 */
export default defineEventHandler(async (event) => {
  const config = useRuntimeConfig()
  const ctx = getTenantFromContext(event, config)
  const contentType = getHeader(event, 'content-type') || ''
  if (!contentType.includes('multipart/form-data')) {
    throw createError({ statusCode: 400, statusMessage: 'Content-Type must be multipart/form-data' })
  }
  // 原样转发 multipart 原始字节（含 boundary），避免丢失文件流
  const raw = await readRawBody(event, false)
  if (!raw) {
    throw createError({ statusCode: 400, statusMessage: '上传文件为空' })
  }

  try {
    const res = await $fetch('/hjc/auth/upload', {
      baseURL: config.public.modulesApiBase,
      method: 'POST',
      headers: {
        TenantId: ctx.tenantId,
        'Content-Type': contentType
      },
      query: { TenantId: ctx.tenantId },
      body: raw
    }) as any
    return res && res.data !== undefined ? res.data : res
  } catch (error: any) {
    throw createError({
      statusCode: error?.statusCode || error?.response?.status || 502,
      statusMessage: error?.data?.message || error?.statusMessage || '上传失败'
    })
  }
})