import {z} from 'zod'

export type GetApiV1ProfilesMeOptions = {baseUrl?: string | undefined, APIKey?: string | undefined, fetch?: typeof fetch | undefined};

export const userProfileSubscription = z.object({status: z.string(), plan: z.string(), period_start: z.string().nullable().optional(), period_end: z.string().nullable().optional()});

export const userProfileOrganization = z.object({id: z.string(), role: z.string()});

export const userProfile = z.object({identity_type: z.literal("user").optional(), id: z.string(), subscription: userProfileSubscription, organization: userProfileOrganization.nullable().optional(), suspended: z.boolean().optional()});

export const organizationProfileSubscription = z.object({status: z.string(), plan: z.string(), period_start: z.string().nullable().optional(), period_end: z.string().nullable().optional()});

export const organizationProfile = z.object({identity_type: z.literal("organization").optional(), id: z.string(), subscription: organizationProfileSubscription});

export const profileResponse = z.object({profile: z.discriminatedUnion("identity_type", [userProfile, organizationProfile])});

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 the current user's profile
 * 
 * GET /v1/profiles/me
 */
export const getApiV1ProfilesMe = async (options?: GetApiV1ProfilesMeOptions) => {
const {baseUrl = "https://api.asknews.app", fetch: fetchFn = fetch, APIKey} = options ?? {}

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

if (APIKey !== undefined) headers.set("Authorization", APIKey)

const url = `${baseUrl.replace(/\/+$/, '')}/v1/profiles/me${query.size > 0 ? `?${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(profileResponse, await res.json())
};