import {z} from 'zod'

export type GetApiWarsWarIdArgs = {war_id: number, 'Accept-Language'?: ('en' | 'de' | 'fr' | 'ja' | 'ru' | 'zh' | 'ko' | 'es') | undefined, 'If-None-Match'?: string | undefined, 'X-Compatibility-Date': '2025-12-16', 'X-Tenant'?: string | undefined, 'If-Modified-Since'?: string | undefined};

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

export const warsWarIdGet = z.object({aggressor: z.object({alliance_id: z.number().int().optional(), corporation_id: z.number().int().optional(), isk_destroyed: z.number(), ships_killed: z.number().int()}), allies: z.array(z.object({alliance_id: z.number().int().optional(), corporation_id: z.number().int().optional()})).optional(), declared: z.string(), defender: z.object({alliance_id: z.number().int().optional(), corporation_id: z.number().int().optional(), isk_destroyed: z.number(), ships_killed: z.number().int()}), finished: z.string().optional(), id: z.number().int(), mutual: z.boolean(), open_for_allies: z.boolean(), retracted: z.string().optional(), started: z.string().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
};

/**
 * Get war information
 * 
 * GET /wars/{war_id}
 */
export const getApiWarsWarId = async (args: GetApiWarsWarIdArgs, options?: GetApiWarsWarIdOptions) => {
const {baseUrl = "https://esi.evetech.net", fetch: fetchFn = fetch} = options ?? {}

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

if (args['Accept-Language'] != null) headers.set("Accept-Language", String(args['Accept-Language']))
if (args['If-None-Match'] != null) headers.set("If-None-Match", String(args['If-None-Match']))
if (args['X-Compatibility-Date'] != null) headers.set("X-Compatibility-Date", String(args['X-Compatibility-Date']))
if (args['X-Tenant'] != null) headers.set("X-Tenant", String(args['X-Tenant']))
if (args['If-Modified-Since'] != null) headers.set("If-Modified-Since", String(args['If-Modified-Since']))

const url = `${baseUrl.replace(/\/+$/, '')}/wars/${encodeURIComponent(String(args.war_id))}${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(warsWarIdGet, await res.json())
};