import {z} from 'zod'

export type GetApiIssuesIdArgs = {'Antimetal-Version'?: string | undefined, version?: number | undefined, id: string};

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

export const issueDto = z.object({uuid: z.string(), number: z.number().int().gt(0).lte(9007199254740991), title: z.string(), description: z.string(), severity: z.enum(["low", "medium", "high"]), status: z.enum(["investigating", "ready_to_fix", "resolved", "muted"]), environment: z.string(), triggeredAt: z.string(), createdAt: z.string(), updatedAt: z.string(), seedCount: z.number().int().gte(0).lte(9007199254740991), seeds: z.array(z.object({publicUuid: z.string(), seedType: z.enum(["alert", "user_query"]), provider: z.enum(["datadog", "github", "slack", "antimetal", "sentry", "kubernetes", "incident-io", "prometheus", "grafana-tempo", "loki", "gcp", "cloudwatch", "user"]), providerReferenceId: z.string(), title: z.string(), description: z.string(), tags: z.array(z.string()), link: z.string().nullable().optional(), query: z.string().nullable().optional(), rawPayload: z.record(z.string(), z.unknown()).nullable().optional(), triggeredAt: z.string()})), latestVersion: z.number().int().gte(1).lte(9007199254740991), versions: z.array(z.object({uuid: z.string(), version: z.number().int().gte(1).lte(9007199254740991), status: z.enum(["SUCCESS", "NOOP", "ERROR", "PENDING"]), description: 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
};

/**
 * Fetch an issue by ID (UUID)
 * 
 * GET /issues/{id}
 */
export const getApiIssuesId = async (args: GetApiIssuesIdArgs, options?: GetApiIssuesIdOptions) => {
const {baseUrl = "https://bff.antimetal.com/api/v2", fetch: fetchFn = fetch, bearer} = options ?? {}

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

if (args['Antimetal-Version'] != null) headers.set("Antimetal-Version", String(args['Antimetal-Version']))
if (args.version != null) query.append("version", String(args.version))
if (bearer !== undefined) headers.set('authorization', `Bearer ${bearer}`)

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