import {z} from 'zod'

export type GetApiTestplanArgs = {q?: string | undefined};

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

export const testPlan = z.object({id: z.number().int().gte(0).optional(), title: z.string().optional(), is_deleted: z.boolean().optional(), project_id: z.number().int().gte(0).optional(), created_at: z.string().optional(), created_by: z.number().optional(), modified_at: z.string().optional(), modified_by: z.number().optional(), deleted_at: z.string().optional(), deleted_by: z.number().optional(), description: z.string().optional(), $testrun_count: z.number().optional(), $last_testrun_created: z.object({}).optional(), $open_testrun_count: z.number().optional(), $query_count: z.number().optional()});

export const getApiTestplanResponse = z.object({data: z.array(testPlan), meta: z.object({count: z.number().int(), limit: z.number().int().optional(), offset: z.number().int(), totalCount: z.number().int().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
};

/**
 * Find 'TestPlan' entities using the specified (query) parameters
 * 
 * GET /testplan
 */
export const getApiTestplan = async (args: GetApiTestplanArgs, options?: GetApiTestplanOptions) => {
const {baseUrl = "https://app.testiny.io/api/v1", fetch: fetchFn = fetch, ApiKeyAuth} = options ?? {}

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

if (args.q != null) query.append("q", String(args.q))
if (ApiKeyAuth !== undefined) headers.set("X-Api-Key", ApiKeyAuth)

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