import {z} from 'zod'

export type ClassificationLevel = 'UNCLASSIFIED' | 'SECRET' | 'TOP_SECRET';

export type CLIN = {clin_number: string, type: 'CLOUD' | 'NON_CLOUD', classification_level?: ClassificationLevel | undefined, pop_start_date: string, pop_end_date: string};

export type TaskOrder = {id: string, task_order_number: string, clins: Array<CLIN>, pop_start_date: string, pop_end_date: string};

export type CreateApiPortfoliosPortfolioIdTaskOrdersArgs = {body: TaskOrder};

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

export const classificationLevel = z.enum(["UNCLASSIFIED", "SECRET", "TOP_SECRET"]);

export const cLIN = z.object({clin_number: z.string(), type: z.enum(["CLOUD", "NON_CLOUD"]), classification_level: classificationLevel.optional(), pop_start_date: z.string(), pop_end_date: z.string()});

export const taskOrder = z.object({id: z.string(), task_order_number: z.string(), clins: z.array(cLIN), pop_start_date: z.string(), pop_end_date: z.string()});

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
};

/**
 * Adds a new Task Order (TO)
 * 
 * POST /portfolios/{portfolioId}/task-orders
 */
export const createApiPortfoliosPortfolioIdTaskOrders = async (args: CreateApiPortfoliosPortfolioIdTaskOrdersArgs, options: CreateApiPortfoliosPortfolioIdTaskOrdersOptions) => {
const {baseUrl, fetch: fetchFn = fetch, oidc} = options ?? {}

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

if (oidc !== undefined) headers.set('authorization', `Bearer ${oidc}`)

const url = `${baseUrl.replace(/\/+$/, '')}/portfolios/${encodeURIComponent(String(args.portfolioId))}/task-orders${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(taskOrder, await res.json())
};