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 normalizeNumber(value, fallback = void 0) {
  if (value === '' || value === null || value === undefined) {
    return fallback
  }
  const parsed = Number(value)
  return Number.isNaN(parsed) ? fallback : parsed
}

function normalizeTypeIds(typeIds = []) {
  if (Array.isArray(typeIds)) {
    return typeIds
      .map((item) => normalizeNumber(item, void 0))
      .filter((item) => item !== void 0 && item !== null)
  }

  if (typeof typeIds === 'string' && typeIds.trim()) {
    return typeIds
      .split(',')
      .map((item) => normalizeNumber(item, void 0))
      .filter((item) => item !== void 0 && item !== null)
  }

  return []
}

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 buildLocPageParams(params = {}) {
  return {
    current: params.current || 1,
    pageSize: params.pageSize || params.size || 20,
    ...filterParams(params, ['current', 'pageSize', 'size'])
  }
}

export function buildLocSearchParams(params = {}) {
  const searchParams = {
    condition: normalizeText(params.condition),
    warehouseId:
      params.warehouseId !== undefined && params.warehouseId !== null && params.warehouseId !== ''
        ? Number(params.warehouseId)
        : void 0,
    areaId:
      params.areaId !== undefined && params.areaId !== null && params.areaId !== ''
        ? Number(params.areaId)
        : void 0,
    code: normalizeText(params.code),
    useStatus: normalizeText(params.useStatus),
    row:
      params.row !== undefined && params.row !== null && params.row !== ''
        ? Number(params.row)
        : void 0,
    col:
      params.col !== undefined && params.col !== null && params.col !== ''
        ? Number(params.col)
        : void 0,
    lev:
      params.lev !== undefined && params.lev !== null && params.lev !== ''
        ? Number(params.lev)
        : void 0,
    channel:
      params.channel !== undefined && params.channel !== null && params.channel !== ''
        ? Number(params.channel)
        : void 0,
    status:
      params.status !== undefined && params.status !== null && params.status !== ''
        ? Number(params.status)
        : void 0,
    barcode: normalizeText(params.barcode),
    memo: normalizeText(params.memo)
  }

  return Object.fromEntries(
    Object.entries(searchParams).filter(([, value]) => value !== '' && value !== void 0 && value !== null)
  )
}

export function buildLocSavePayload(formData = {}) {
  return {
    ...(formData.id !== undefined && formData.id !== null && formData.id !== ''
      ? { id: Number(formData.id) }
      : {}),
    ...(formData.version !== undefined && formData.version !== null && formData.version !== ''
      ? { version: Number(formData.version) }
      : {}),
    ...(formData.warehouseId !== undefined && formData.warehouseId !== null && formData.warehouseId !== ''
      ? { warehouseId: Number(formData.warehouseId) }
      : {}),
    ...(formData.areaId !== undefined && formData.areaId !== null && formData.areaId !== ''
      ? { areaId: Number(formData.areaId) }
      : {}),
    code: normalizeText(formData.code) || '',
    typeIds: normalizeTypeIds(formData.typeIds),
    ...(formData.flagLogic !== undefined && formData.flagLogic !== null && formData.flagLogic !== ''
      ? { flagLogic: Number(formData.flagLogic) }
      : {}),
    fucAtrrs: normalizeText(formData.fucAtrrs) || '',
    barcode: normalizeText(formData.barcode) || '',
    unit: normalizeText(formData.unit) || '',
    ...(formData.length !== undefined && formData.length !== null && formData.length !== ''
      ? { length: Number(formData.length) }
      : {}),
    ...(formData.height !== undefined && formData.height !== null && formData.height !== ''
      ? { height: Number(formData.height) }
      : {}),
    ...(formData.width !== undefined && formData.width !== null && formData.width !== ''
      ? { width: Number(formData.width) }
      : {}),
    ...(formData.row !== undefined && formData.row !== null && formData.row !== ''
      ? { row: Number(formData.row) }
      : {}),
    ...(formData.col !== undefined && formData.col !== null && formData.col !== ''
      ? { col: Number(formData.col) }
      : {}),
    ...(formData.lev !== undefined && formData.lev !== null && formData.lev !== ''
      ? { lev: Number(formData.lev) }
      : {}),
    ...(formData.channel !== undefined && formData.channel !== null && formData.channel !== ''
      ? { channel: Number(formData.channel) }
      : {}),
    ...(formData.maxParts !== undefined && formData.maxParts !== null && formData.maxParts !== ''
      ? { maxParts: Number(formData.maxParts) }
      : {}),
    ...(formData.maxPack !== undefined && formData.maxPack !== null && formData.maxPack !== ''
      ? { maxPack: Number(formData.maxPack) }
      : {}),
    useStatus: normalizeText(formData.useStatus) || 'O',
    ...(formData.flagLabelMange !== undefined && formData.flagLabelMange !== null && formData.flagLabelMange !== ''
      ? { flagLabelMange: Number(formData.flagLabelMange) }
      : {}),
    locAttrs: normalizeText(formData.locAttrs) || '',
    status:
      formData.status !== undefined && formData.status !== null && formData.status !== ''
        ? Number(formData.status)
        : 1,
    memo: normalizeText(formData.memo) || ''
  }
}

export function fetchLocPage(params = {}) {
  return request.post({
    url: '/loc/page',
    params: buildLocPageParams(params)
  })
}

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

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

export function fetchSaveLoc(params = {}) {
  return request.post({
    url: '/loc/save',
    params: buildLocSavePayload(params)
  })
}

export function fetchUpdateLoc(params = {}) {
  return request.post({
    url: '/loc/update',
    params: buildLocSavePayload(params)
  })
}

export function fetchDeleteLoc(ids) {
  return request.post({
    url: `/loc/remove/${normalizeIds(ids)}`
  })
}

export function fetchLocQuery(condition = '') {
  return request.post({
    url: '/loc/query',
    params: {
      condition: normalizeText(condition)
    }
  })
}

export function fetchLocTypeList() {
  return request.post({
    url: '/locType/list',
    data: {}
  })
}

export function fetchWarehouseList() {
  return request.post({
    url: '/warehouse/list',
    data: {}
  })
}

export function fetchWarehouseAreasList() {
  return request.post({
    url: '/warehouseAreas/list',
    data: {}
  })
}

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