import {z} from 'zod'

export type GetApiReposOwnerRepoCheckRunsCheckRunIdArgs = {owner: string, repo: string, check_run_id: number};

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

export const nullableSimpleUser = z.object({name: z.string().nullable().optional(), email: z.string().nullable().optional(), login: z.string(), id: z.number().int(), node_id: z.string(), avatar_url: z.string(), gravatar_id: z.string().nullable(), url: z.string(), html_url: z.string(), followers_url: z.string(), following_url: z.string(), gists_url: z.string(), starred_url: z.string(), subscriptions_url: z.string(), organizations_url: z.string(), repos_url: z.string(), events_url: z.string(), received_events_url: z.string(), type: z.string(), site_admin: z.boolean(), starred_at: z.string().optional()}).nullable();

export const nullableIntegration = z.object({id: z.number().int(), slug: z.string().optional(), node_id: z.string(), owner: nullableSimpleUser, name: z.string(), description: z.string().nullable(), external_url: z.string(), html_url: z.string(), created_at: z.string(), updated_at: z.string(), permissions: z.object({issues: z.string().optional(), checks: z.string().optional(), metadata: z.string().optional(), contents: z.string().optional(), deployments: z.string().optional()}).and(z.record(z.string(), z.string())), events: z.array(z.string()), installations_count: z.number().int().optional(), client_id: z.string().optional(), client_secret: z.string().optional(), webhook_secret: z.string().nullable().optional(), pem: z.string().optional()}).nullable();

export const pullRequestMinimal = z.object({id: z.number().int(), number: z.number().int(), url: z.string(), head: z.object({ref: z.string(), sha: z.string(), repo: z.object({id: z.number().int(), url: z.string(), name: z.string()})}), base: z.object({ref: z.string(), sha: z.string(), repo: z.object({id: z.number().int(), url: z.string(), name: z.string()})})});

export const deploymentSimple = z.object({url: z.string(), id: z.number().int(), node_id: z.string(), task: z.string(), original_environment: z.string().optional(), environment: z.string(), description: z.string().nullable(), created_at: z.string(), updated_at: z.string(), statuses_url: z.string(), repository_url: z.string(), transient_environment: z.boolean().optional(), production_environment: z.boolean().optional(), performed_via_github_app: nullableIntegration.optional()});

export const checkRun = z.object({id: z.number().int(), head_sha: z.string(), node_id: z.string(), external_id: z.string().nullable(), url: z.string(), html_url: z.string().nullable(), details_url: z.string().nullable(), status: z.enum(["queued", "in_progress", "completed", "waiting", "requested", "pending"]), conclusion: z.enum(["success", "failure", "neutral", "cancelled", "skipped", "timed_out", "action_required"]).nullable(), started_at: z.string().nullable(), completed_at: z.string().nullable(), output: z.object({title: z.string().nullable(), summary: z.string().nullable(), text: z.string().nullable(), annotations_count: z.number().int(), annotations_url: z.string()}), name: z.string(), check_suite: z.object({id: z.number().int()}).nullable(), app: nullableIntegration, pull_requests: z.array(pullRequestMinimal), deployment: deploymentSimple.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 a check run
 * 
 * GET /repos/{owner}/{repo}/check-runs/{check_run_id}
 */
export const getApiReposOwnerRepoCheckRunsCheckRunId = async (args: GetApiReposOwnerRepoCheckRunsCheckRunIdArgs, options?: GetApiReposOwnerRepoCheckRunsCheckRunIdOptions) => {
const {baseUrl = "http://HOSTNAME/api/v3", fetch: fetchFn = fetch} = options ?? {}

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

const url = `${baseUrl.replace(/\/+$/, '')}/repos/${encodeURIComponent(String(args.owner))}/${encodeURIComponent(String(args.repo))}/check-runs/${encodeURIComponent(String(args.check_run_id))}${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(checkRun, await res.json())
};