import {z} from 'zod'

export type CreateApiOpportunitiesArgs = {body: {owner?: number | undefined, account: number, stage?: number | undefined, lost_reason?: number | undefined, files?: Array<Record<string, never>> | undefined, lead_source?: number | undefined, start_date?: string | undefined, probability?: number | undefined, assignee?: number | undefined, creator?: number | undefined, status?: string | undefined, name?: string | undefined, value?: number | undefined, currency?: number | undefined, status_date?: string | undefined, close_date?: string | undefined, closed?: boolean | undefined, tags?: Array<string> | undefined, recurring_price_per_unit?: number | undefined, frequency?: ('annually' | 'weekly' | 'monthly' | 'daily') | undefined, units?: number | undefined, contract_start_date?: string | undefined, contract_end_date?: string | undefined, main_contact?: number | undefined, custom?: Record<string, never> | undefined}};

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

export const createApiOpportunitiesResponse = z.object({id: z.number().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
};

/**
 * Create an opportunity
 * 
 * POST /opportunities
 */
export const createApiOpportunities = async (args: CreateApiOpportunitiesArgs, options?: CreateApiOpportunitiesOptions) => {
const {baseUrl = "https://api.salesflare.com", fetch: fetchFn = fetch} = options ?? {}

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

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

const res = await fetchFn(url, {method: "POST", headers, body: JSON.stringify(args.body)})

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

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