import {z} from 'zod'

export type GetApiTokenizationTemplatesContractTemplateIdArgs = {contractTemplateId: string};

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

export const parameter: z.ZodType<Parameter> = z.object({name: z.string(), description: z.string().optional(), internalType: z.string().optional(), type: z.string(), components: z.array(z.lazy(() => parameter)).optional()});

export const abiFunction = z.object({name: z.string().optional(), stateMutability: z.enum(["pure", "view", "nonpayable", "payable"]).optional(), type: z.enum(["constructor", "function", "error", "event", "receive", "fallback"]), inputs: z.array(parameter).optional(), outputs: z.array(parameter).optional(), description: z.string().optional()});

export const auditorData = z.object({name: z.string(), imageURL: z.string(), link: z.string()});

export const contractAttributes = z.object({useCases: z.array(z.string()).optional(), standards: z.array(z.string()).optional(), auditor: auditorData.optional()});

export const functionDoc = z.object({details: z.string().optional(), params: z.record(z.string(), z.string()).optional(), returns: z.record(z.string(), z.string()).optional()});

export const contractDoc = z.object({details: z.string().optional(), events: z.string().optional(), kind: z.string(), methods: z.record(z.string(), functionDoc), version: z.number()});

export const vendorDto = z.object({id: z.string(), name: z.string()});

export const contractTemplateDto = z.object({id: z.string(), name: z.string(), description: z.string(), longDescription: z.string().optional(), abi: z.array(abiFunction), attributes: contractAttributes.optional(), docs: contractDoc.optional(), owner: z.string().optional(), vendor: vendorDto.optional(), isPublic: z.boolean(), canDeploy: z.boolean().optional(), type: z.enum(["FUNGIBLE_TOKEN", "NON_FUNGIBLE_TOKEN", "NON_TOKEN", "TOKEN_EXTENSION", "TOKEN_UTILITY"]).optional(), implementationContractId: z.string().optional(), initializationPhase: z.enum(["ON_DEPLOYMENT", "POST_DEPLOYMENT"])});

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
};

/**
 * Return contract template by id
 * 
 * GET /tokenization/templates/{contractTemplateId}
 */
export const getApiTokenizationTemplatesContractTemplateId = async (args: GetApiTokenizationTemplatesContractTemplateIdArgs, options?: GetApiTokenizationTemplatesContractTemplateIdOptions) => {
const {baseUrl = "https://api.fireblocks.io/v1", fetch: fetchFn = fetch} = options ?? {}

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

const url = `${baseUrl.replace(/\/+$/, '')}/tokenization/templates/${encodeURIComponent(String(args.contractTemplateId))}${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(contractTemplateDto, await res.json())
};