import {z} from 'zod'

export type GetApiProvidersArgs = {'Sub-Account-ID'?: string | undefined};

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

export const providerName = z.enum(["prospeo", "enrow", "cleon1", "datagma", "aviato", "wiza", "forager_ai", "icypeas", "contact_out", "people_data_labs", "lusha", "apollo_io", "zoominfo", "cognism"]);

export const providerZone = z.enum(["front", "back", "auto"]);

export const providerDataType = z.enum(["contact.work_emails", "contact.personal_emails", "contact.phones"]);

export const providerMaskedCredentials = z.object({api_key: z.string().optional(), account_id: z.string().optional(), account_email: z.string().optional(), personal_email_api_key: z.string().optional(), client_id: z.string().optional(), client_secret: z.string().optional()});

export const bYOKKeyWithMaskedCredentials = z.object({id: z.string(), workspace_id: z.string(), sub_account_id: z.string().optional(), provider: providerName, zone: providerZone, priority: z.number().int(), data_types: z.array(providerDataType), verify: z.boolean(), enabled: z.boolean(), created_at: z.string(), updated_at: z.string(), credentials: providerMaskedCredentials});

export const getApiProvidersResponse = z.array(bYOKKeyWithMaskedCredentials);

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 BYOK keys
 * 
 * GET /providers
 */
export const getApiProviders = async (args: GetApiProvidersArgs, options?: GetApiProvidersOptions) => {
const {baseUrl = "https://app.fullenrich.com/api/v2", fetch: fetchFn = fetch, BearerAuth} = options ?? {}

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

if (args['Sub-Account-ID'] != null) headers.set("Sub-Account-ID", String(args['Sub-Account-ID']))
if (BearerAuth !== undefined) headers.set('authorization', `Bearer ${BearerAuth}`)

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