import {z} from 'zod'

export type WorkflowStatusSearch = 'ACTIVE' | 'INACTIVE';

export type WorkflowTargetType = 'FUNDS' | 'GOODS_AND_SERVICES' | 'TRIP';

export type GetApiBusinessV2WorkflowsArgs = {status?: Array<WorkflowStatusSearch> | undefined, targetTypes?: Array<WorkflowTargetType> | undefined, text?: string | undefined, p?: number | undefined, s?: number | undefined, props?: Array<string> | undefined};

export type GetApiBusinessV2WorkflowsOptions = {baseUrl?: string | undefined, standardAuth?: string | undefined, fetch?: typeof fetch | undefined};

export const workflowStatus = z.enum(["ACTIVE", "DEACTIVATED", "DELETED"]);

export const workflowTargetType = z.enum(["FUNDS", "GOODS_AND_SERVICES", "TRIP"]);

export const workflowItem = z.object({id: z.string().optional(), name: z.string().optional(), description: z.string().optional(), status: workflowStatus.optional(), target_type: workflowTargetType.optional(), steps_count: z.number().int().optional()});

export const workflows = z.object({total: z.number().int().optional(), pages: z.number().int().optional(), page_size: z.number().int().optional(), current_page: z.number().int().optional(), results_size: z.number().int().optional(), results: z.array(workflowItem).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
};

/**
 * Search Workflows
 * 
 * GET /business/v2/workflows
 */
export const getApiBusinessV2Workflows = async (args: GetApiBusinessV2WorkflowsArgs, options?: GetApiBusinessV2WorkflowsOptions) => {
const {baseUrl = "https://api.soldo.com", fetch: fetchFn = fetch, standardAuth} = options ?? {}

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

for (const item of args.status ?? []) query.append("status", String(item))
for (const item of args.targetTypes ?? []) query.append("targetTypes", String(item))
if (args.text != null) query.append("text", String(args.text))
if (args.p != null) query.append("p", String(args.p))
if (args.s != null) query.append("s", String(args.s))
for (const item of args.props ?? []) query.append("props", String(item))
if (standardAuth !== undefined) headers.set('authorization', `Bearer ${standardAuth}`)

const url = `${baseUrl.replace(/\/+$/, '')}/business/v2/workflows${query.size > 0 ? `?${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(workflows, await res.json())
};