import { AppCommand, CommandResult, help, success, shortName, longName, required, hasArg, ErrorCodes, failure } from "../../../util/commandline";
import { AppCenterClient, models, clientRequest } from "../../../util/apis";
import { out } from "../../../util/interaction";
import { inspect } from "util";

const debug = require("debug")("appcenter-cli:commands:distribute:groups:show");

@help("Shows information about the distribution group")
export default class ShowDistributionGroupCommand extends AppCommand {
  @help("Distribution group name")
  @shortName("g")
  @longName("group")
  @required
  @hasArg
  public distributionGroup: string;

  public async run(client: AppCenterClient): Promise<CommandResult> {
    const app = this.app;

    // creating distribution group users list request
    const distributionGroupMembersRequestResponse = clientRequest<models.DistributionGroupUserGetResponse[]>(
      (cb) => client.distributionGroups.listUsers(app.ownerName, app.appName, this.distributionGroup, cb));

    // creating releases information request
    const basicReleasesDetailsRequestResponse = clientRequest<models.BasicReleaseDetailsResponse[]>(
      (cb) => client.releases.listByDistributionGroup(this.distributionGroup, app.ownerName, app.appName, cb));

    // show spinner and wait for the requests to finish
    await out.progress("Loading distribution group information...",
      Promise.all([distributionGroupMembersRequestResponse, basicReleasesDetailsRequestResponse].map((p) => p.catch(() => Promise.resolve()))));

    let distributionGroupMembers: models.DistributionGroupUserGetResponse[];
    try {
      debug(`Getting users of distribution group ${this.distributionGroup}`);
      const response = await distributionGroupMembersRequestResponse;
      if (response.response.statusCode < 400) {
        distributionGroupMembers = response.result;
      } else {
        throw response.response.statusCode;
      }
    } catch (error) {
      if (error === 404) {
        throw failure(ErrorCodes.InvalidParameter, `distribution group ${this.distributionGroup} was not found`);
      } else {
        debug(`Failed to get list of distribution group members - ${inspect(error)}`);
        throw failure(ErrorCodes.Exception, "failed to retrieve list of distribution group users");
      }
    }

    let basicReleasesDetails: models.BasicReleaseDetailsResponse[];
    try {
      debug(`Getting releases details for distribution group ${this.distributionGroup}`);
      const response = await basicReleasesDetailsRequestResponse;
      if (response.response.statusCode < 400) {
        basicReleasesDetails = response.result;
      } else {
        throw response.response.statusCode;
      }
    } catch (error) {
      debug(`Failed to get releases for the distribution group - ${inspect(error)}`);
      throw failure(ErrorCodes.Exception, "failed to retrieve releases details for the distribution group");
    }

    out.reportTitledGroupsOfTables([{
      reportFormat: [
        ["Display Name", "displayName"],
        ["Email", "email"]
      ],
      tables: distributionGroupMembers,
      title: "Users:"
    }, {
      reportFormat: [
        ["ID", "id"],
        ["Short Version", "shortVersion"],
        ["Version", "version"],
        ["Uploaded At", "uploadedAt", out.report.asDate]
      ],
      tables: basicReleasesDetails,
      title: "Releases:"
    }]);

    return success();
  }
}