import {z} from 'zod'

export type GetApiApiLeaderboardByChurchChurchIdArgs = {church_id: number, ca_session?: (string | null) | undefined};

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

export const leaderboardEntry = z.object({rank: z.number().int(), user_id: z.string(), first_name: z.string().nullable().optional(), last_name: z.string().nullable().optional(), profile_picture: z.string().nullable().optional(), streak_count: z.number().int().optional(), church_id: z.number().int().nullable().optional(), church_name: z.string().nullable().optional()});

export const leaderboardResponse = z.object({success: z.boolean(), entries: z.array(leaderboardEntry), total_count: z.number().int(), user_rank: z.number().int().nullable().optional(), user_entry: leaderboardEntry.nullable().optional(), context_name: z.string().nullable().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 Leaderboard By Church
 * 
 * GET /api/leaderboard/by-church/{church_id}
 */
export const getApiApiLeaderboardByChurchChurchId = async (args: GetApiApiLeaderboardByChurchChurchIdArgs, options: GetApiApiLeaderboardByChurchChurchIdOptions) => {
const {baseUrl, fetch: fetchFn = fetch, HTTPBearer} = options ?? {}

const query = new URLSearchParams()
const headers = new Headers()
const cookies: string[] = []
headers.set('accept', "application/json")

if (args.ca_session != null) cookies.push("ca_session=" + encodeURIComponent(String(args.ca_session)))
if (HTTPBearer !== undefined) headers.set('authorization', `Bearer ${HTTPBearer}`)
if (cookies.length > 0) headers.set('cookie', cookies.join('; '))

const url = `${baseUrl.replace(/\/+$/, '')}/api/leaderboard/by-church/${encodeURIComponent(String(args.church_id))}${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(leaderboardResponse, await res.json())
};