import { get, optionsToCacheKey, set } from "./cache.js";
import { getAppAuthentication } from "./get-app-authentication.js";
import { toTokenAuthentication } from "./to-token-authentication.js";
async function getInstallationAuthentication(state, options, customRequest) {
  const installationId = Number(options.installationId || state.installationId);
  if (!installationId) {
    throw new Error(
      "[@octokit/auth-app] installationId option is required for installation authentication."
    );
  }
  if (options.factory) {
    const { type, factory, oauthApp, ...factoryAuthOptions } = {
      ...state,
      ...options
    };
    return factory(factoryAuthOptions);
  }
  const request = customRequest || state.request;
  return getInstallationAuthenticationConcurrently(
    state,
    { ...options, installationId },
    request
  );
}
const pendingPromises = /* @__PURE__ */ new Map();
function getInstallationAuthenticationConcurrently(state, options, request) {
  const cacheKey = optionsToCacheKey(options);
  if (pendingPromises.has(cacheKey)) {
    return pendingPromises.get(cacheKey);
  }
  const promise = getInstallationAuthenticationImpl(
    state,
    options,
    request
  ).finally(() => pendingPromises.delete(cacheKey));
  pendingPromises.set(cacheKey, promise);
  return promise;
}
async function getInstallationAuthenticationImpl(state, options, request) {
  if (!options.refresh) {
    const result = await get(state.cache, options);
    if (result) {
      const {
        token: token2,
        createdAt: createdAt2,
        expiresAt: expiresAt2,
        permissions: permissions2,
        repositoryIds: repositoryIds2,
        repositoryNames: repositoryNames2,
        singleFileName: singleFileName2,
        repositorySelection: repositorySelection2
      } = result;
      return toTokenAuthentication({
        installationId: options.installationId,
        token: token2,
        createdAt: createdAt2,
        expiresAt: expiresAt2,
        permissions: permissions2,
        repositorySelection: repositorySelection2,
        repositoryIds: repositoryIds2,
        repositoryNames: repositoryNames2,
        singleFileName: singleFileName2
      });
    }
  }
  const appAuthentication = await getAppAuthentication(state);
  const payload = {
    installation_id: options.installationId,
    mediaType: {
      previews: ["machine-man"]
    },
    headers: {
      authorization: `bearer ${appAuthentication.token}`
    }
  };
  if (options.repositoryIds) {
    Object.assign(payload, { repository_ids: options.repositoryIds });
  }
  if (options.repositoryNames) {
    Object.assign(payload, {
      repositories: options.repositoryNames
    });
  }
  if (options.permissions) {
    Object.assign(payload, { permissions: options.permissions });
  }
  const {
    data: {
      token,
      expires_at: expiresAt,
      repositories,
      permissions: permissionsOptional,
      repository_selection: repositorySelectionOptional,
      single_file: singleFileName
    }
  } = await request(
    "POST /app/installations/{installation_id}/access_tokens",
    payload
  );
  const permissions = permissionsOptional || {};
  const repositorySelection = repositorySelectionOptional || "all";
  const repositoryIds = repositories ? repositories.map((r) => r.id) : void 0;
  const repositoryNames = repositories ? repositories.map((repo) => repo.name) : void 0;
  const createdAt = (/* @__PURE__ */ new Date()).toISOString();
  const cacheOptions = {
    token,
    createdAt,
    expiresAt,
    repositorySelection,
    permissions,
    repositoryIds,
    repositoryNames
  };
  if (singleFileName) {
    Object.assign(payload, { singleFileName });
  }
  await set(state.cache, options, cacheOptions);
  const cacheData = {
    installationId: options.installationId,
    token,
    createdAt,
    expiresAt,
    repositorySelection,
    permissions,
    repositoryIds,
    repositoryNames
  };
  if (singleFileName) {
    Object.assign(cacheData, { singleFileName });
  }
  return toTokenAuthentication(cacheData);
}
export {
  getInstallationAuthentication
};