import { apiClient } from '@/shared/api/client'
import type { ApiResponse, PaginatedResult } from '@/shared/types/types'
import type { HandoffStatus, OrderStatus, SettlementStatus } from '@/shared/types/status'

export interface Order {
  id: number
  order_no: string
  listing_id: number
  listing_no: string
  account_id: number
  owner_id: number
  renter_id: number
  owner_phone?: string
  renter_phone?: string
  title: string
  server_region: string
  login_platform: string
  rented_at?: string
  estimated_duration_hours: number
  price_role?: 'renter' | 'owner' | 'admin' | string
  display_amount_cent: number
  /** @deprecated use display_amount_cent */
  display_amount?: number
  rent_amount_cent?: number
  /** @deprecated use rent_amount_cent */
  rent_amount?: number
  owner_rent_amount_cent?: number
  /** @deprecated use owner_rent_amount_cent */
  owner_rent_amount?: number
  deposit_amount_cent: number
  /** @deprecated use deposit_amount_cent */
  deposit_amount?: number
  deposit_original_amount_cent: number
  /** @deprecated use deposit_original_amount_cent */
  deposit_original_amount?: number
  deposit_waived_amount_cent: number
  /** @deprecated use deposit_waived_amount_cent */
  deposit_waived_amount?: number
  platform_fee_cent?: number
  /** @deprecated use platform_fee_cent */
  platform_fee?: number
  account_snapshot?: Record<string, unknown>
  listing_snapshot?: string
  checkout_info?: string
  counter_info?: string
  status: OrderStatus
  handoff_status: HandoffStatus
  settlement_status: SettlementStatus
  checkout?: Checkout
  payment_deadline_at?: string
  created_at: string
  updated_at: string
}

export interface Checkout {
  id: number
  order_id: number
  initiated_by: number
  status: SettlementStatus
  price_role?: 'renter' | 'owner' | 'admin' | string
  display_amount_cent: number
  /** @deprecated use display_amount_cent */
  display_amount?: number
  rent_amount_cent?: number
  /** @deprecated use rent_amount_cent */
  rent_amount?: number
  owner_rent_amount_cent?: number
  /** @deprecated use owner_rent_amount_cent */
  owner_rent_amount?: number
  platform_fee_cent?: number
  deposit_amount_cent: number
  /** @deprecated use deposit_amount_cent */
  deposit_amount?: number
  consumable_amount_cent: number
  /** @deprecated use consumable_amount_cent */
  consumable_amount?: number
  coin_consumed_m: number
  other_amount_cent: number
  /** @deprecated use other_amount_cent */
  other_amount?: number
  deposit_deduct_amount_cent: number
  /** @deprecated use deposit_deduct_amount_cent */
  deposit_deduct_amount?: number
  renter_refund_amount_cent?: number
  /** @deprecated use renter_refund_amount_cent */
  renter_refund_amount?: number
  owner_income_amount_cent?: number
  /** @deprecated use owner_income_amount_cent */
  owner_income_amount?: number
  content: string
  evidence_urls: string[]
  owner_adjustment_reason: string
  owner_adjusted_at?: string
  renter_confirmed_at?: string
  renter_rejected_at?: string
  created_at: string
  updated_at: string
}

export interface HandoffRecord {
  id: number
  order_id: number
  from_user_id: number
  to_user_id: number
  type: string
  content: string
  confirmed_by_renter_at?: string
  confirmed_by_owner_at?: string
  created_at: string
}

export interface PaymentOrder {
  id: number
  payment_no: string
  order_id: number
  order_no: string
  provider: string
  third_order_id: string
  provider_order_id: string
  pay_way: string
  jspay_flag: string
  amount_cent: number
  status: string
  td_code?: string
  jspay_url?: string
  jspay_info?: string
  paid: boolean
  paid_at?: string
  created_at: string
  updated_at: string
}

export interface CheckoutPayload {
  consumable_amount: number
  coin_consumed_m: number
  other_amount: number
  deposit_deduct_amount?: number
  content: string
  evidence_urls: string[]
  reason?: string
}

export interface RefundStatus {
  order_id: number
  order_no: string
  refund_status: string
  refund_amount_cent: number
  refunded_at?: string
  total_amount_cent: number
}

export interface AdminActionResponse {
  updated?: boolean
  closed?: boolean
  refunded?: boolean
}

export async function fetchOrders() {
  const { data } = await apiClient.get<ApiResponse<Order[]>>('/orders')
  return data.data
}

export async function fetchOrder(id: string | number) {
  const { data } = await apiClient.get<ApiResponse<Order>>(`/orders/${id}`)
  return data.data
}

export async function createOrder(listingId: number) {
  const { data } = await apiClient.post<ApiResponse<Order>>('/orders', { listing_id: listingId })
  return data.data
}

export async function cancelOrder(id: number) {
  const { data } = await apiClient.post<ApiResponse<{ cancelled: boolean }>>(`/orders/${id}/cancel`)
  return data.data
}

export async function fetchHandoffRecords(id: string | number) {
  const { data } = await apiClient.get<ApiResponse<HandoffRecord[]>>(`/orders/${id}/handoff-records`)
  return data.data ?? []
}

export async function submitHandoff(id: number, content: string) {
  const { data } = await apiClient.post<ApiResponse<HandoffRecord>>(`/orders/${id}/handoff`, { content })
  return data.data
}

export async function confirmReceive(id: number) {
  const { data } = await apiClient.post<ApiResponse<{ confirmed: boolean }>>(
    `/orders/${id}/confirm-receive`
  )
  return data.data
}

export async function startOrderPayment(
  orderId: number,
  options: { pay_way?: string; jspay_flag?: string } = {}
) {
  const { data } = await apiClient.post<ApiResponse<PaymentOrder>>(
    `/orders/${orderId}/start-payment`,
    {
      pay_way: options.pay_way || '',
      jspay_flag: options.jspay_flag || '',
    }
  )
  return data.data
}

export async function queryOrderPayment(orderId: number) {
  const { data } = await apiClient.get<ApiResponse<PaymentOrder>>(`/orders/${orderId}/query-payment`)
  return data.data
}

export async function submitCheckout(orderId: number, payload: CheckoutPayload) {
  const { data } = await apiClient.post<ApiResponse<Checkout>>(`/orders/${orderId}/checkout`, payload)
  return data.data
}

export async function confirmCheckout(orderId: number) {
  const { data } = await apiClient.post<ApiResponse<{ confirmed: boolean }>>(
    `/orders/${orderId}/checkout/confirm`
  )
  return data.data
}

export async function acceptCheckout(orderId: number) {
  const { data } = await apiClient.post<ApiResponse<{ accepted: boolean }>>(
    `/orders/${orderId}/checkout/accept`
  )
  return data.data
}

export async function rejectCheckout(orderId: number, reason?: string) {
  const { data } = await apiClient.post<ApiResponse<{ rejected: boolean }>>(
    `/orders/${orderId}/checkout/reject`,
    { reason: reason || '' }
  )
  return data.data
}

export async function counterCheckout(orderId: number, payload: CheckoutPayload) {
  const { data } = await apiClient.post<ApiResponse<Checkout>>(
    `/orders/${orderId}/checkout/counter`,
    payload
  )
  return data.data
}

export async function fetchAdminOrders(page = 1, pageSize = 20) {
  const { data } = await apiClient.get<ApiResponse<PaginatedResult<Order>>>('/admin/orders', {
    params: { page, page_size: pageSize },
  })
  const result = data.data
  return {
    items: Array.isArray(result?.items) ? result.items : [],
    total: Number(result?.total ?? 0),
    page: Number(result?.page ?? page),
    page_size: Number(result?.page_size ?? pageSize),
  }
}

export async function fetchAdminOrder(id: string | number) {
  const { data } = await apiClient.get<ApiResponse<Order>>(`/admin/orders/${id}`)
  return data.data
}

export async function fetchAdminHandoffRecords(id: string | number) {
  const { data } = await apiClient.get<ApiResponse<HandoffRecord[]>>(
    `/admin/orders/${id}/handoff-records`
  )
  return data.data ?? []
}

export async function adminCloseOrder(id: number, reason: string) {
  const { data } = await apiClient.post<ApiResponse<AdminActionResponse>>(`/admin/orders/${id}/close`, {
    reason,
  })
  return data.data
}

export async function adminMarkOrderAbnormal(id: number, reason: string) {
  const { data } = await apiClient.post<ApiResponse<AdminActionResponse>>(
    `/admin/orders/${id}/mark-abnormal`,
    { reason }
  )
  return data.data
}

export async function adminRefundOrder(id: number) {
  const { data } = await apiClient.post<ApiResponse<RefundStatus>>(`/admin/orders/${id}/refund`)
  return data.data
}

export async function adminRefundStatus(id: number) {
  const { data } = await apiClient.get<ApiResponse<RefundStatus>>(
    `/admin/orders/${id}/refund-status`
  )
  return data.data
}

// Backward-compatible names kept for existing pages/composables.
export const startPayment = (orderId: number, payWay: string, jsPayFlag?: string) =>
  startOrderPayment(orderId, { pay_way: payWay, jspay_flag: jsPayFlag })
export const queryPayment = queryOrderPayment
export const createCheckout = submitCheckout
export const confirmHandoff = confirmReceive