import {z} from 'zod'

export type GetApiInvoicesArgs = {id_gt?: (number | null) | undefined, id_lt?: (number | null) | undefined, update_gt?: (string | string) | undefined, update_lt?: (string | string) | undefined, include_archived?: ('true' | 'false' | null) | undefined, patientId?: (number | null) | undefined, locationId?: (number | null) | undefined, practitionerId?: (number | null) | undefined, status?: ('Draft' | 'Awaiting Payment' | 'Paid' | null) | undefined};

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

export const getApiInvoicesResponse = z.object({data: z.array(z.object({id: z.number().int().gt(0), invoiceNumber: z.string(), issueDate: z.union([z.string(), z.string()]), dueDate: z.union([z.string(), z.string()]), patientId: z.number().int().gt(0), contactId: z.number().int().gt(0).nullable(), locationId: z.number().int().gt(0), practitionerId: z.number().int().gt(0).nullable(), extraBillingInfo: z.string().nullable(), subtotal: z.number().nullable(), taxStatus: z.enum(["including", "excluding", "no tax"]), tax: z.number().nullable(), total: z.number().nullable(), paidAmount: z.number().nullable(), status: z.enum(["Draft", "Awaiting Payment", "Paid"]), invoiceItems: z.array(z.object({id: z.number().int().gt(0), type: z.enum(["appointment", "supportActivity", "supportItem", "service", "productStock", "custom", "GiftVoucher"]), typeId: z.number().int().gt(0).nullable(), code: z.string().nullable(), description: z.string().nullable(), unitPrice: z.number().nullable(), quantity: z.number().nullable(), discount: z.string().nullable(), taxType: z.union([z.enum(["STANDARD", "ZERO", "EXEMPT", "REDUCED"]), z.string(), z.unknown()]), taxRate: z.number().nullable()})), paymentIds: z.array(z.number().int().gt(0)), referenceNumbers: z.array(z.string()).nullable(), isArchived: z.boolean().nullable().optional(), reference: z.string().nullable(), description: z.string().nullable(), createdAt: z.union([z.string(), z.string()]).optional(), updatedAt: z.union([z.string(), z.string()]).optional()})), links: z.object({previousPage: z.string().optional(), nextPage: z.string().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
};

/**
 * Get a paged array of invoices
 * 
 * GET /invoices
 */
export const getApiInvoices = async (args: GetApiInvoicesArgs, options?: GetApiInvoicesOptions) => {
const {baseUrl = "https://api.splose.com/v1", fetch: fetchFn = fetch, bearerAuth} = options ?? {}

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

if (args.id_gt != null) query.append("id_gt", String(args.id_gt))
if (args.id_lt != null) query.append("id_lt", String(args.id_lt))
if (args.update_gt != null) query.append("update_gt", String(args.update_gt))
if (args.update_lt != null) query.append("update_lt", String(args.update_lt))
if (args.include_archived != null) query.append("include_archived", String(args.include_archived))
if (args.patientId != null) query.append("patientId", String(args.patientId))
if (args.locationId != null) query.append("locationId", String(args.locationId))
if (args.practitionerId != null) query.append("practitionerId", String(args.practitionerId))
if (args.status != null) query.append("status", String(args.status))
if (bearerAuth !== undefined) headers.set('authorization', `Bearer ${bearerAuth}`)

const url = `${baseUrl.replace(/\/+$/, '')}/invoices${query.size > 0 ? `?${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(getApiInvoicesResponse, await res.json())
};