import { http, unwrapApiResponse, type ApiEnvelope } from '@/shared/api/http'
import type { OceanBookingDetail, OceanBookingLinkCandidatePage, OceanBookingLinkCandidateQuery, OceanBookingPage, OceanBookingQuery, OceanBookingResource, OceanBookingSaveRequest, OceanBookingStatus, OceanBookingReleaseRequest } from '../types'

const basePath = '/platform/v1/ocean-bookings'

export interface OceanLogisticsChannel {
  channelCode: string
  channelName: string
}
function pageNumber(value: number | string, fallback: number) { const n = Number(value); return Number.isFinite(n) ? Math.trunc(n) : fallback }
function booking(raw: OceanBookingResource): OceanBookingResource {
  const item = raw as OceanBookingResource & { version?: number | string | null }
  return {
    ...raw,
    id: String(raw.id),
    version: Number(item.version ?? 0),
    customerId: raw.customerId == null ? null : String(raw.customerId),
    shippingCompanyId: raw.shippingCompanyId == null ? null : String(raw.shippingCompanyId),
    bookingAgentId: raw.bookingAgentId == null ? null : String(raw.bookingAgentId),
    containerCount: Number(raw.containerCount ?? 0),
    pol: raw.pol ?? raw.departurePortName ?? null,
    pod: raw.pod ?? raw.destinationPortName ?? null,
    carrierName: raw.carrierName ?? raw.shippingCompanyName ?? null,
    bookingAgent: raw.bookingAgent ?? raw.bookingAgentName ?? null,
    etd: raw.etd ?? raw.estimatedSailingAt ?? null,
    eta: raw.eta ?? raw.estimatedArrivalAt ?? null,
  }
}
function detail(raw: OceanBookingDetail): OceanBookingDetail {
  const source = booking(raw.oceanBooking || raw)
  const histories = (raw.histories || raw.statusHistory || []).map((event) => ({ ...event, id: String(event.id) }))
  return {
    ...raw,
    ...source,
    oceanBooking: source,
    parties: (raw.parties || []).map((party) => ({ ...party, id: party.id == null ? undefined : String(party.id) })),
    containerRequirements: (raw.containerRequirements || []).map((requirement) => ({
      ...requirement,
      id: requirement.id == null ? undefined : String(requirement.id),
      requirementId: requirement.requirementId == null && requirement.id == null ? undefined : String(requirement.requirementId ?? requirement.id),
      quantity: Number(requirement.quantity),
      remainingQuantity: requirement.remainingQuantity == null ? undefined : Number(requirement.remainingQuantity),
      capacityCbm: Number(requirement.capacityCbm),
      maxWeightKg: Number(requirement.maxWeightKg),
    })),
    containers: (raw.containers || []).map((container) => ({
      ...container,
      containerBookingId: String(container.containerBookingId),
      requirementId: String(container.requirementId),
      capacityCbm: Number(container.capacityCbm),
      maxWeightKg: Number(container.maxWeightKg),
    })),
    histories,
    statusHistory: histories,
  }
}
export async function listOceanBookings(query: OceanBookingQuery) {
  const response = await http.get<ApiEnvelope<OceanBookingPage>, ApiEnvelope<OceanBookingPage>>(basePath, { params: query })
  const result = unwrapApiResponse(response)
  return { ...result, records: (result.records || []).map(booking), page: pageNumber(result.page, query.page), size: pageNumber(result.size, query.size), total: pageNumber(result.total, 0), pages: pageNumber(result.pages, 0) } satisfies OceanBookingPage
}
export async function listOceanBookingLinkCandidates(query: OceanBookingLinkCandidateQuery) {
  const response = await http.get<ApiEnvelope<OceanBookingLinkCandidatePage>, ApiEnvelope<OceanBookingLinkCandidatePage>>(`${basePath}/link-candidates`, { params: query })
  const result = unwrapApiResponse(response)
  return {
    ...result,
    records: (result.records || []).map((candidate) => ({
      ...candidate,
      oceanBookingId: String(candidate.oceanBookingId),
      requirementId: String(candidate.requirementId),
      capacityCbm: Number(candidate.capacityCbm),
      maxWeightKg: Number(candidate.maxWeightKg),
      requiredQuantity: Number(candidate.requiredQuantity),
      allocatedQuantity: Number(candidate.allocatedQuantity),
      remainingQuantity: Number(candidate.remainingQuantity),
    })),
    page: pageNumber(result.page, query.page),
    size: pageNumber(result.size, query.size),
    total: pageNumber(result.total, 0),
    pages: pageNumber(result.pages, 0),
  } satisfies OceanBookingLinkCandidatePage
}
export async function getOceanBooking(id: string) { const response = await http.get<ApiEnvelope<OceanBookingDetail>, ApiEnvelope<OceanBookingDetail>>(`${basePath}/${encodeURIComponent(id)}`); return detail(unwrapApiResponse(response)) }
function idempotencyKey() { return `ocean-booking-${Date.now()}-${Math.random().toString(36).slice(2)}` }
export async function createOceanBooking(payload: OceanBookingSaveRequest) { const response = await http.post<ApiEnvelope<OceanBookingDetail>, ApiEnvelope<OceanBookingDetail>>(basePath, payload, { headers: { 'Idempotency-Key': idempotencyKey() } }); return detail(unwrapApiResponse(response)) }
export async function updateOceanBookingDraft(id: string, payload: OceanBookingSaveRequest) { const response = await http.put<ApiEnvelope<OceanBookingDetail>, ApiEnvelope<OceanBookingDetail>>(`${basePath}/${encodeURIComponent(id)}`, payload, { headers: { 'Idempotency-Key': idempotencyKey() } }); return detail(unwrapApiResponse(response)) }
export async function deleteOceanBookingDraft(id: string, expectedVersion: number) { await http.delete(`${basePath}/${encodeURIComponent(id)}`, { data: { expectedVersion }, headers: { 'Idempotency-Key': idempotencyKey() } }) }
export async function releaseOceanBooking(id: string, request: OceanBookingReleaseRequest) { const response = await http.post<ApiEnvelope<OceanBookingDetail>, ApiEnvelope<OceanBookingDetail>>(`${basePath}/${encodeURIComponent(id)}/release`, request, { headers: { 'Idempotency-Key': idempotencyKey() } }); return detail(unwrapApiResponse(response)) }
export async function printOceanBooking(id: string, type: 'SHIPPING_INSTRUCTION' | 'BILL_CONFIRMATION') { return http.get<Blob, Blob>(`${basePath}/${encodeURIComponent(id)}/print`, { params: { type }, responseType: 'blob' }) }
export async function listWarehouseLogisticsChannels(warehouseId: string): Promise<OceanLogisticsChannel[]> {
  const response = await http.get<ApiEnvelope<OceanLogisticsChannel[]>, ApiEnvelope<OceanLogisticsChannel[]>>(`${basePath}/channels`, { params: { originWarehouseId: warehouseId } })
  return (unwrapApiResponse(response) || []).map((item) => ({ channelCode: String(item.channelCode), channelName: String(item.channelName) }))
}
export type { OceanBookingResource, OceanBookingStatus }