import {z} from 'zod'

export type GetApiAppsTokenAddressActivityArgs = {tokenAddress: string, cursor?: string | undefined, limit?: number | undefined, kind?: ('buy' | 'sell' | 'launch' | 'graduation') | undefined};

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

export const activityEvent = z.object({kind: z.enum(["buy", "sell", "launch", "graduation"]), txHash: z.string(), blockNumber: z.number().int(), timestamp: z.string(), actor: z.string().nullable().optional(), eltaIn: z.string().nullable().optional(), tokensOut: z.string().nullable().optional()});

export const getApiAppsTokenAddressActivityResponse = z.object({events: z.array(activityEvent).optional(), nextCursor: 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
};

/**
 * List app activity
 * 
 * GET /apps/{tokenAddress}/activity
 */
export const getApiAppsTokenAddressActivity = async (args: GetApiAppsTokenAddressActivityArgs, options?: GetApiAppsTokenAddressActivityOptions) => {
const {baseUrl = "https://app.elata.bio/api", fetch: fetchFn = fetch, siweBearer} = options ?? {}

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

if (args.cursor != null) query.append("cursor", String(args.cursor))
if (args.limit != null) query.append("limit", String(args.limit))
if (args.kind != null) query.append("kind", String(args.kind))
if (siweBearer !== undefined) headers.set('authorization', `Bearer ${siweBearer}`)

const url = `${baseUrl.replace(/\/+$/, '')}/apps/${encodeURIComponent(String(args.tokenAddress))}/activity${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(getApiAppsTokenAddressActivityResponse, await res.json())
};