import request from '@/utils/http'

function normalizeText(value) {
  return typeof value === 'string' ? value.trim() : value
}

function normalizeIds(ids) {
  if (Array.isArray(ids)) {
    return ids
      .map((id) => String(id).trim())
      .filter(Boolean)
      .join(',')
  }
  if (ids === null || ids === undefined) {
    return ''
  }
  return String(ids).trim()
}

function filterParams(params = {}, ignoredKeys = []) {
  return Object.fromEntries(
    Object.entries(params)
      .filter(([key, value]) => {
        if (ignoredKeys.includes(key)) return false
        if (value === undefined || value === null) return false
        if (typeof value === 'string' && value.trim() === '') return false
        return true
      })
      .map(([key, value]) => [key, normalizeText(value)])
  )
}

export function buildDeliverySearchParams(params = {}) {
  const result = {}
  ;['condition', 'code', 'platId', 'type', 'wkType', 'source', 'timeStart', 'timeEnd', 'memo'].forEach((key) => {
    const value = normalizeText(params[key])
    if (value) result[key] = value
  })
  if (params.status !== '' && params.status !== undefined && params.status !== null) {
    result.status = Number(params.status)
  }
  if (params.exceStatus !== '' && params.exceStatus !== undefined && params.exceStatus !== null) {
    result.exceStatus = Number(params.exceStatus)
  }
  return result
}

export function buildDeliveryPageParams(params = {}) {
  return {
    current: params.current || 1,
    pageSize: params.pageSize || params.size || 20,
    ...buildDeliverySearchParams(params)
  }
}

export function buildDeliveryDetailQueryParams(params = {}) {
  return {
    deliveryId: params.deliveryId,
    current: params.current || 1,
    pageSize: params.pageSize || params.size || 20
  }
}

export function buildDeliveryItemSearchParams(params = {}) {
  const result = {}
  ;[
    'condition',
    'deliveryCode',
    'platItemId',
    'matnrCode',
    'maktx',
    'splrName',
    'splrCode',
    'splrBatch',
    'timeStart',
    'timeEnd',
    'memo'
  ].forEach((key) => {
    const value = normalizeText(params[key])
    if (value) result[key] = value
  })
  if (params.deliveryId !== '' && params.deliveryId !== undefined && params.deliveryId !== null) {
    result.deliveryId = Number(params.deliveryId)
  }
  if (params.status !== '' && params.status !== undefined && params.status !== null) {
    result.status = Number(params.status)
  }
  return result
}

export function buildDeliveryItemPageParams(params = {}) {
  return {
    current: params.current || 1,
    pageSize: params.pageSize || params.size || 20,
    ...buildDeliveryItemSearchParams(params)
  }
}

export function buildDeliveryItemDetailQueryParams(params = {}) {
  return {
    deliveryItemId: params.deliveryItemId,
    current: params.current || 1,
    pageSize: params.pageSize || params.size || 20
  }
}

export function buildDeliveryExportParams(payload = {}) {
  const params = buildDeliverySearchParams(payload)
  return filterParams(params, ['ids'])
}

export function fetchDeliveryPage(params = {}) {
  return request.post({
    url: '/delivery/page',
    params: buildDeliveryPageParams(params)
  })
}

export function fetchGetDeliveryDetail(id) {
  return request.get({
    url: `/delivery/${id}`
  })
}

export function fetchGetDeliveryMany(ids) {
  return request.post({
    url: `/delivery/many/${normalizeIds(ids)}`
  })
}

export function fetchDeleteDelivery(id) {
  return request.post({
    url: `/delivery/remove/${id}`
  })
}

export function fetchSaveDelivery(payload = {}) {
  return request.post({
    url: '/delivery/save',
    params: payload
  })
}

export function fetchUpdateDelivery(payload = {}) {
  return request.post({
    url: '/delivery/update',
    params: payload
  })
}

export function fetchDeliveryItemPage(params = {}) {
  return request.post({
    url: '/deliveryItem/page',
    params: buildDeliveryItemPageParams(params)
  })
}

export function fetchGetDeliveryItemDetail(id) {
  return request.get({
    url: `/deliveryItem/${id}`
  })
}

export function fetchGetDeliveryItemMany(ids) {
  return request.post({
    url: `/deliveryItem/many/${normalizeIds(ids)}`
  })
}

export function fetchDeleteDeliveryItem(id) {
  return request.post({
    url: `/deliveryItem/remove/${id}`
  })
}

export function fetchSaveDeliveryItem(payload = {}) {
  return request.post({
    url: '/deliveryItem/save',
    params: payload
  })
}

export function fetchUpdateDeliveryItem(payload = {}) {
  return request.post({
    url: '/deliveryItem/update',
    params: payload
  })
}

export async function fetchExportDeliveryReport(payload = {}, options = {}) {
  const exportRequest = { url: `/delivery/export` }
  return fetch(`${import.meta.env.VITE_API_URL}${exportRequest.url}`, {
    method: 'POST',
    headers: {
      'Content-Type': 'application/json',
      ...(options.headers || {})
    },
    body: JSON.stringify(buildDeliveryExportParams(payload))
  })
}