import {z} from 'zod'

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

export const statusSchema = z.object({state: z.union([z.literal("PENDING_REVIEW"), z.literal("LISTED"), z.literal("NOT_LISTED"), z.literal("BLACKLISTED"), z.literal("DELISTED")]), reason: z.array(z.union([z.literal("MANUAL"), z.literal("CONFIG_SYNC"), z.literal("LISTED_FOR_OTHER_CHAIN"), z.literal("INVALID_DECIMALS"), z.literal("UNKNOWN_QUANTIZATION"), z.literal("NO_MARKET_CAP"), z.literal("NO_LIQUIDITY"), z.literal("CATEGORY_BLACKLIST"), z.literal("NO_COINGECKO_DATA")]))});

export const jsonNumber = z.number();

export const tokenConfigResponseSchema = z.object({chain: z.string(), tokenAddress: z.string(), name: z.string(), symbol: z.string(), decimals: z.number(), iconUrl: z.string(), aggregators: z.array(z.union([z.literal("KYBERSWAP"), z.literal("RHINO"), z.literal("ONEINCH"), z.literal("BEBOP")])), status: statusSchema, coingeckoId: z.string().optional(), marketCap: jsonNumber.optional(), inactive: z.boolean().optional()});

export const getApiBridgeSwapTokenConfigsResponse = z.record(z.string(), z.array(tokenConfigResponseSchema));

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 all token configs for bridge and swap
 * 
 * GET /bridge-swap-token-configs
 */
export const getApiBridgeSwapTokenConfigs = async (options?: GetApiBridgeSwapTokenConfigsOptions) => {
const {baseUrl = "https://api.rhino.fi/bridge", fetch: fetchFn = fetch} = options ?? {}

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

const url = `${baseUrl.replace(/\/+$/, '')}/bridge-swap-token-configs${query.size > 0 ? `?${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(getApiBridgeSwapTokenConfigsResponse, await res.json())
};