import {z} from 'zod'

export type GetApiTeamsTeamIdInsightsOwnershipArgs = {team_id: string};

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

export const teamOwnershipRollup = z.object({team_id: z.string(), repo_count: z.number().int().optional(), repos_analyzed: z.number().int().optional(), total_owners: z.number().int().optional(), bus_factor_risk_file_count: z.number().int().optional(), bus_factor_heuristic: z.string().optional()});

export const teamOwnerEntry = z.object({key: z.string(), name: z.string(), email: z.string().nullable().optional(), files_owned: z.number().int().optional(), hotspots_owned: z.number().int().optional(), bus_factor_risk_files: z.number().int().optional(), commit_count_90d: z.number().int().nullable().optional(), silo_modules: z.number().int().optional(), repos_touched: z.number().int().optional(), last_commit_at: z.string().nullable().optional()});

export const teamBusFactorFile = z.object({repo_name: z.string(), file_path: z.string(), primary_owner_name: z.string().nullable().optional(), bus_factor: z.number().int().optional(), is_hotspot: z.boolean().optional(), churn_percentile: z.number().optional()});

export const teamOwnershipResponse = z.object({rollup: teamOwnershipRollup, top_owners: z.array(teamOwnerEntry), bus_factor_files: z.array(teamBusFactorFile)});

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 Team Ownership
 * 
 * GET /teams/{team_id}/insights/ownership
 */
export const getApiTeamsTeamIdInsightsOwnership = async (args: GetApiTeamsTeamIdInsightsOwnershipArgs, options: GetApiTeamsTeamIdInsightsOwnershipOptions) => {
const {baseUrl, fetch: fetchFn = fetch, HTTPBearer} = options ?? {}

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

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

const url = `${baseUrl.replace(/\/+$/, '')}/teams/${encodeURIComponent(String(args.team_id))}/insights/ownership${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(teamOwnershipResponse, await res.json())
};