import {z} from 'zod'

export type GetApiV20TransactionsArgs = {pageSize?: number | undefined, pageNum?: number | undefined, queryKey?: string | undefined, leadId?: number | undefined, transactionType?: ('Purchase' | 'Listing' | 'Lease' | 'Other' | 'All') | undefined, Authorization: string};

export type GetApiV20TransactionsOptions = {baseUrl?: string | undefined, fetch?: typeof fetch | undefined};

export const customFieldRequest = z.object({id: z.number().int().optional(), value: z.string().optional()});

export const transactionV2Item = z.object({created: z.number().int().optional(), updated: z.number().int().optional(), transactionId: z.number().int().optional(), leadId: z.number().int().optional(), propertyId: z.number().int().optional(), transactionName: z.string().optional(), leadName: z.string().optional(), agentName: z.string().optional(), assignedAgent: z.number().int().optional(), transactionType: z.enum(["Purchase", "Listing", "Lease", "Other"]).optional(), transactionStatus: z.string().optional(), homePrice: z.number().optional(), expectedCloseDate: z.number().int().optional(), closeDate: z.number().int().optional(), commissionRate: z.number().optional(), gci: z.number().optional(), teamRevenue: z.number().optional(), agentRevenue: z.number().optional(), appointmentDate: z.number().int().optional(), agreementSignedDate: z.number().int().optional(), offerDate: z.number().int().optional(), contractDate: z.number().int().optional(), appraisalDate: z.number().int().optional(), homeInspectionDate: z.number().int().optional(), escrowDate: z.number().int().optional(), expiration: z.number().int().optional(), customFields: z.array(customFieldRequest).optional()});

export const transactionV2PageResponse = z.object({pageNum: z.number().int().optional(), pageSize: z.number().int().optional(), totalCount: z.number().int().optional(), pageData: z.array(transactionV2Item).optional()});

export const validateResponse = async <Output>(
  schema: {
    readonly '~standard': {
      readonly validate: (value: unknown) => ({ readonly value: Output; readonly issues?: undefined } | { readonly issues: ReadonlyArray<{ readonly message: string; readonly path?: ReadonlyArray<PropertyKey | { readonly key: PropertyKey }> | undefined }> }) | Promise<{ readonly value: Output; readonly issues?: undefined } | { readonly issues: ReadonlyArray<{ readonly message: string; readonly path?: ReadonlyArray<PropertyKey | { readonly key: PropertyKey }> | undefined }> }>
    }
  },
  value: unknown
): Promise<Output> => {
  const result = await schema['~standard'].validate(value)

  if (result.issues !== undefined) {
    const detail = result.issues
      .map(({ message, path }) =>
        path?.length
          ? `${path.map((segment) => String(typeof segment === 'object' ? segment.key : segment)).join('.')}: ${message}`
          : message
      )
      .join('; ')

    throw new Error(`Response does not match the schema: ${detail}`, { cause: { issues: result.issues } })
  }

  return result.value
};

/**
 * List Transactions
 * 
 * GET /v2.0/transactions
 */
export const getApiV20Transactions = async (args: GetApiV20TransactionsArgs, options?: GetApiV20TransactionsOptions) => {
const {baseUrl = "https://api.lofty.com", fetch: fetchFn = fetch} = options ?? {}

const query = new URLSearchParams()
const headers = new Headers()
headers.set('accept', "application/json")

if (args.pageSize != null) query.append("pageSize", String(args.pageSize))
if (args.pageNum != null) query.append("pageNum", String(args.pageNum))
if (args.queryKey != null) query.append("queryKey", String(args.queryKey))
if (args.leadId != null) query.append("leadId", String(args.leadId))
if (args.transactionType != null) query.append("transactionType", String(args.transactionType))
if (args.Authorization != null) headers.set("Authorization", String(args.Authorization))

const url = `${baseUrl.replace(/\/+$/, '')}/v2.0/transactions${query.size > 0 ? `?${query}` : ''}`

const res = await fetchFn(url, {method: "GET", headers})

if (!res.ok) throw new Error(`Request failed with status ${res.status}`, {cause: {status: res.status, body: await res.text()}})

return validateResponse(transactionV2PageResponse, await res.json())
};