import {z} from 'zod'

export type TestStepInput = {description: string, credential_id?: (string | null) | undefined, kind?: ('setup' | 'act' | 'verify' | null) | undefined};

export type TestCaseVariableInput = {name: string, type: string, required?: boolean | undefined, default: unknown, description?: (string | null) | undefined};

export type TestCaseFileAttachmentInput = {file_id: string, description?: (string | null) | undefined};

export type CreateTestCaseRequest = {name: string, steps: Array<TestStepInput>, expected_result: string, priority?: (string | null) | undefined, description?: (string | null) | undefined, category_id?: (string | null) | undefined, change_source?: (string | null) | undefined, variables?: (Array<TestCaseVariableInput> | null) | undefined, file_attachments?: (Array<TestCaseFileAttachmentInput> | null) | undefined, file_ids?: (Array<string> | null) | undefined};

export type CreateApiV1TestCasesArgs = {'x-api-key'?: string | undefined, body: CreateTestCaseRequest};

export type CreateApiV1TestCasesOptions = {baseUrl?: string | undefined, ApiKeyAuth?: string | undefined, fetch?: typeof fetch | undefined};

export const testCaseFileAttachmentOutput = z.object({file_id: z.string(), description: z.string().nullable().optional(), file_path: z.string().nullable().optional(), original_name: z.string().nullable().optional(), file_type: z.string().nullable().optional(), file_size: z.number().int().nullable().optional()});

export const variableWarning = z.object({code: z.string(), message: z.string()});

export const createTestCaseResponse = z.object({id: z.string(), name: z.string(), version_id: z.string(), files: z.array(testCaseFileAttachmentOutput).optional(), warnings: z.array(variableWarning).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
};

/**
 * Create a test case
 * 
 * POST /v1/test-cases
 */
export const createApiV1TestCases = async (args: CreateApiV1TestCasesArgs, options?: CreateApiV1TestCasesOptions) => {
const {baseUrl = "https://api.qualgent.ai", fetch: fetchFn = fetch, ApiKeyAuth} = options ?? {}

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

if (args['x-api-key'] != null) headers.set("x-api-key", String(args['x-api-key']))
if (ApiKeyAuth !== undefined) headers.set("x-api-key", ApiKeyAuth)

const url = `${baseUrl.replace(/\/+$/, '')}/v1/test-cases${query.size > 0 ? `?${query}` : ''}`

const res = await fetchFn(url, {method: "POST", headers, body: JSON.stringify(args.body)})

if (!res.ok) throw new Error(`Request failed with status ${res.status}`, {cause: {status: res.status, body: await res.text()}})

return validateResponse(createTestCaseResponse, await res.json())
};