import request from '@/utils/http'

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

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

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, typeof value === 'string' ? value.trim() : value])
  )
}

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

export function buildMatnrGroupSearchParams(params = {}) {
  const searchParams = {
    condition: normalizeText(params.condition),
    code: normalizeText(params.code),
    name: normalizeText(params.name),
    parCode: normalizeText(params.parCode),
    memo: normalizeText(params.memo),
    sort: normalizeNumber(params.sort),
    status: normalizeNumber(params.status),
    parentId: normalizeNumber(params.parentId)
  }

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

export function buildMatnrGroupSavePayload(params = {}) {
  return {
    ...(params.id !== undefined && params.id !== null && params.id !== ''
      ? { id: Number(params.id) }
      : {}),
    parentId:
      params.parentId !== undefined && params.parentId !== null && params.parentId !== ''
        ? Number(params.parentId)
        : 0,
    parCode: normalizeText(params.parCode) || '',
    code: normalizeText(params.code) || '',
    name: normalizeText(params.name) || '',
    sort:
      params.sort !== undefined && params.sort !== null && params.sort !== ''
        ? Number(params.sort)
        : 0,
    status:
      params.status !== undefined && params.status !== null && params.status !== ''
        ? Number(params.status)
        : 1,
    memo: normalizeText(params.memo) || ''
  }
}

export function fetchMatnrGroupPage(params = {}) {
  return request.post({
    url: '/matnrGroup/page',
    params: buildMatnrGroupPageParams(params)
  })
}

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

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

export function fetchSaveMatnrGroup(params = {}) {
  return request.post({
    url: '/matnrGroup/save',
    params: buildMatnrGroupSavePayload(params)
  })
}

export function fetchUpdateMatnrGroup(params = {}) {
  return request.post({
    url: '/matnrGroup/update',
    params: buildMatnrGroupSavePayload(params)
  })
}

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

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

export function fetchMatnrGroupTree(params = {}) {
  return request.post({
    url: '/matnrGroup/tree',
    params: {
      condition: normalizeText(params.condition)
    }
  })
}

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