import request from '@/utils/request'

export interface PurchaseItem {
  id?: number
  request_no?: string
  base_id?: number
  name: string
  spec_model?: string
  quantity: number
  purchase_date: string
  supplier_link?: string
  remark?: string
  images?: string[]
  unit_price?: number
  total_price?: number
  tax_rate?: number
  status: number
  status_text?: string
  requester_id?: number
  requester_name?: string
  requester_email?: string
  approver_id?: number
  approver_name?: string
  approved_at?: string
  reject_reason?: string
  created_at?: string
  updated_at?: string
  // [新增] 关联物料基础信息（已审批未入库列表返回）
  material?: {
    id: number
    company_name: string
    name: string
    spec_model: string
    category: string
    unit: string
    type: string
    is_inspection_required: boolean
  } | null
}

export interface Approver {
  id: number
  username: string
  email: string
  role: string
}

// 获取采购申请列表
export function getPurchaseList(params: {
  page?: number
  limit?: number
  status?: number
}) {
  return request({
    url: '/purchase',
    method: 'get',
    params
  })
}

// 创建采购申请
export function createPurchase(data: PurchaseItem) {
  return request({
    url: '/purchase',
    method: 'post',
    data
  })
}

// 获取采购申请详情
export function getPurchaseDetail(id: number) {
  return request({
    url: `/purchase/${id}`,
    method: 'get'
  })
}

// 审批采购申请
export function approvePurchase(id: number, data: {
  action: 'approve' | 'reject'
  reject_reason?: string
}) {
  return request({
    url: `/purchase/${id}/approve`,
    method: 'patch',
    data
  })
}

// 批量审批采购申请（循环提交产生的多条记录可一次审批）
export function batchApprovePurchase(data: {
  ids?: number[]
  batch_key?: string
  action: 'approve' | 'reject'
  reject_reason?: string
}) {
  return request({
    url: '/purchase/batch-approve',
    method: 'post',
    data
  })
}

// 按批次前缀查询同批次的采购申请记录（批次=request_no去掉末尾流水号）
export function getPurchaseByBatch(batchKey: string) {
  return request({
    url: `/purchase/batch/${encodeURIComponent(batchKey)}`,
    method: 'get'
  })
}

// 获取今日下一个采购批次号（提交一批时调用，同批所有行共享）
export function getNextBatchSeq() {
  return request({
    url: '/purchase/next-batch-seq',
    method: 'get'
  })
}

// 获取可选审批人列表
export function getPurchaseApprovers() {
  return request({
    url: '/purchase/approvers',
    method: 'get'
  })
}

// 根据名称/规格自动补全
export function autoFillPurchase(keyword: string) {
  return request({
    url: '/purchase/auto-fill',
    method: 'get',
    params: { keyword }
  })
}

// 物料基础信息搜索（分页），用于采购申请弹窗
export function searchMaterialPurchase(keyword: string, page: number = 1) {
  return request({
    url: '/purchase/search-material',
    method: 'get',
    params: { keyword, page }
  })
}

// [新增] 获取已审批通过且未入库的采购单列表（供库管按单入库使用）
export function getApprovedUnstockedRequests(params: {
  page?: number
  limit?: number
  keyword?: string
}) {
  return request({
    url: '/purchase/approved-unstocked',
    method: 'get',
    params
  })
}