// NB: alga-js string.urlEncode leaves '+' unencoded → iDempiere reads "C+" as "C ". Use encodeURIComponent.
const enc = (v: string) => encodeURIComponent(v)
import refreshTokenHelper from "../../../utils/refreshTokenHelper"
import forceLogoutHelper from "../../../utils/forceLogoutHelper"
import errorHandlingHelper from "../../../utils/errorHandlingHelper"
import getTokenHelper from "../../../utils/getTokenHelper"
import fetchHelper from "../../../utils/fetchHelper"

/**
 * Mobile reconditioning — target locators of an org (optionally one warehouse), with
 * the locator-type flags so the picker can mark shippable bins. The org's IsDefault
 * locator is returned first (the page preselects it).
 */
const handleFunc = async (event: any, authToken: any = null) => {
  const token = authToken ?? await getTokenHelper(event)
  const body = await readBody(event)
  const orgId = Number(body?.organizationId)
  const warehouseId = Number(body?.warehouseId) || null
  if (!(orgId > 0)) {
    throw createError({ statusCode: 400, statusMessage: 'organizationId is required' })
  }

  let filter = `AD_Org_ID eq ${orgId} AND IsActive eq true`
  if (warehouseId) filter += ` AND M_Warehouse_ID eq ${warehouseId}`

  const res: any = await fetchHelper(event,
    `models/m_locator?$filter=${enc(filter)}&$expand=M_LocatorType_ID` +
    `&$select=Value,IsDefault,PriorityNo,M_Warehouse_ID,M_LocatorType_ID,X,Y,Z` +
    `&$orderby=${enc('IsDefault desc, Value asc')}&$top=2000`,
    'GET', token, null)

  const isY = (v: any) => v === true || v === 'Y'
  const locators = (res?.records || []).map((l: any) => {
    const lt = l?.M_LocatorType_ID && typeof l.M_LocatorType_ID === 'object' ? l.M_LocatorType_ID : null
    return {
      id: l.id,
      code: l.Value || l.identifier || l.Name || '',
      isDefault: isY(l.IsDefault),
      warehouseId: l.M_Warehouse_ID?.id ?? l.M_Warehouse_ID ?? null,
      locatorTypeId: lt?.id ?? null,
      locatorType: lt?.Name || lt?.identifier || '',
      // no locator type = plain bin (treated as shippable, like iDempiere does)
      isShippable: lt ? isY(lt.IsAvailableForShipping) : true,
      isReturn: lt ? (!isY(lt.IsAvailableForShipping) && !isY(lt.IsAvailableForReservation) && !isY(lt.IsAvailableForReplenishment)) : false
    }
  })

  const defaultLocator = locators.find((l: any) => l.isDefault) || null
  return { organizationId: orgId, warehouseId, defaultLocatorId: defaultLocator?.id ?? null, locators }
}

export default defineEventHandler(async (event) => {
  let data: any = {}
  try {
    data = await handleFunc(event)
  } catch (err: any) {
    if (err?.statusCode === 400) throw err
    try {
      const authToken: any = await refreshTokenHelper(event)
      data = await handleFunc(event, authToken)
    } catch (error: any) {
      data = errorHandlingHelper(err?.data ?? err, error?.data ?? error)
      forceLogoutHelper(event, data)
    }
  }
  return data
})