import {z} from 'zod'

export type AssetClass = 'NATIVE' | 'FT' | 'FIAT' | 'NFT' | 'SFT' | 'VIRTUAL';

export type AssetScope = 'GLOBAL' | 'LOCAL';

export type GetApiAssetsArgs = {blockchainId?: string | undefined, assetClass?: AssetClass | undefined, symbol?: string | undefined, scope?: AssetScope | undefined, deprecated?: boolean | undefined, ids?: Array<string> | undefined, pageCursor?: string | undefined, pageSize?: number | undefined, 'Idempotency-Key'?: string | undefined};

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

export const assetClass = z.enum(["NATIVE", "FT", "FIAT", "NFT", "SFT", "VIRTUAL"]);

export const assetDetailsOnchain = z.object({symbol: z.string(), name: z.string(), address: z.string().optional(), decimals: z.number(), standards: z.array(z.string()).optional()});

export const assetScope = z.enum(["GLOBAL", "LOCAL"]);

export const assetMedia = z.object({url: z.string(), type: z.enum(["image/svg+xml", "image/png"]), attributes: z.object({monochrome: z.boolean().optional()}).optional()});

export const assetNote = z.object({text: z.string(), userId: z.string(), userName: z.string(), updatedAt: z.string()});

export const assetFeature = z.literal("STABLECOIN");

export const assetDetailsMetadata = z.object({scope: assetScope, verified: z.boolean(), deprecated: z.boolean(), deprecationReferralId: z.string().optional(), website: z.string().optional(), media: z.array(assetMedia).optional(), note: assetNote.optional(), features: z.array(assetFeature).optional()});

export const asset = z.object({id: z.string(), legacyId: z.string(), blockchainId: z.string().optional(), displayName: z.string(), displaySymbol: z.string(), providerId: z.string().optional(), peggedAssetId: z.string().optional(), assets: z.array(z.string()).optional(), assetClass: assetClass, decimals: z.number().optional(), onchain: assetDetailsOnchain.optional(), metadata: assetDetailsMetadata});

export const listAssetsResponse = z.object({data: z.array(asset), next: z.string().nullable()});

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 assets
 * 
 * GET /assets
 */
export const getApiAssets = async (args: GetApiAssetsArgs, options?: GetApiAssetsOptions) => {
const {baseUrl = "https://api.fireblocks.io/v1", fetch: fetchFn = fetch} = options ?? {}

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

if (args.blockchainId != null) query.append("blockchainId", String(args.blockchainId))
if (args.assetClass != null) query.append("assetClass", String(args.assetClass))
if (args.symbol != null) query.append("symbol", String(args.symbol))
if (args.scope != null) query.append("scope", String(args.scope))
if (args.deprecated != null) query.append("deprecated", String(args.deprecated))
for (const item of args.ids ?? []) query.append("ids", String(item))
if (args.pageCursor != null) query.append("pageCursor", String(args.pageCursor))
if (args.pageSize != null) query.append("pageSize", String(args.pageSize))
if (args['Idempotency-Key'] != null) headers.set("Idempotency-Key", String(args['Idempotency-Key']))

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