import {z} from 'zod'

export type GetApiReposRepoIdCommitsCommitIdOptions = {baseUrl?: string | undefined, OAuth2?: string | undefined, fetch?: typeof fetch | undefined};

export const tier = z.enum(["EDUCATION", "INDIE", "PROFESSIONAL", "ENTERPRISE", "UNKNOWN"]);

export const user = z.object({image: z.string().max(524288).optional(), email: z.string().optional(), full_name: z.string().optional(), id: z.string(), name: z.string().optional(), tier: tier.optional()});

export const commit = z.object({commit_id: z.string().min(3).max(128), created_ts: z.number().int(), commit_message: z.string().optional(), branch_id: z.string(), author: user, parents: z.array(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
};

/**
 * Get details of a specific commit
 * 
 * GET /repos/{repo_id}/commits/{commit_id}
 */
export const getApiReposRepoIdCommitsCommitId = async (options?: GetApiReposRepoIdCommitsCommitIdOptions) => {
const {baseUrl = "https://api.diversion.dev/v0", fetch: fetchFn = fetch, OAuth2} = options ?? {}

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

if (OAuth2 !== undefined) headers.set('authorization', `Bearer ${OAuth2}`)

const url = `${baseUrl.replace(/\/+$/, '')}/repos/${encodeURIComponent(String(args.repo_id))}/commits/${encodeURIComponent(String(args.commit_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(commit, await res.json())
};