/*
 * This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/.
 */

/*
 * Copyright 2015 Joyent, Inc.
 *
 * `triton instance audit ...`
 */

var format = require('util').format;
var tabula = require('tabula');

var common = require('../common');
var errors = require('../errors');

// columns default without -o
var columnsDefault = 'shortid,time,action,success';

// columns default with -l
var columnsDefaultLong = 'id,time,action,success';

// sort default with -s
var sortDefault = 'id,time';


function do_audit(subcmd, opts, args, cb) {
    if (opts.help) {
        this.do_help('help', {}, [subcmd], cb);
        return;
    } else if (args.length === 0) {
        cb(new errors.UsageError('missing INST argument'));
        return;
    } else if (args.length > 1) {
        cb(new errors.UsageError('too many arguments: ' + args));
        return;
    }

    var columns = columnsDefault;
    if (opts.o) {
        columns = opts.o;
    } else if (opts.long) {
        columns = columnsDefaultLong;
    }
    columns = columns.split(',');

    var sort = opts.s.split(',');

    var arg = args[0];
    var uuid;
    var tritonapi = this.top.tritonapi;

    common.cliSetupTritonApi({cli: this.top}, function onSetup(setupErr) {
        if (setupErr) {
            cb(setupErr);
            return;
        }
        if (common.isUUID(arg)) {
            uuid = arg;
            go1();
        } else {
            tritonapi.getInstance(arg, function (err, inst) {
                if (err) {
                    cb(err);
                    return;
                }
                uuid = inst.id;
                go1();
            });
        }});

    function go1() {
        tritonapi.cloudapi.machineAudit(uuid, function (err, audit) {
            if (err) {
                cb(err);
                return;
            }

            audit.forEach(function (a) {
                a.id = uuid;
                a.shortid = common.uuidToShortId(uuid);
            });

            if (opts.json) {
                common.jsonStream(audit);
            } else {
                tabula(audit, {
                    skipHeader: opts.H,
                    columns: columns,
                    sort: sort,
                    dottedLookup: true
                });
            }
            cb();
        });
    }
}

do_audit.options = [
    {
        names: ['help', 'h'],
        type: 'bool',
        help: 'Show this help.'
    }
].concat(common.getCliTableOptions({
    includeLong: true,
    sortDefault: sortDefault
}));

do_audit.synopses = ['{{name}} {{cmd}} [OPTIONS] INST'];
do_audit.help = [
    'List instance actions.',
    '',
    '{{usage}}',
    '',
    '{{options}}',
    'Where "INST" is an instance name, id, or short id.'
].join('\n');

do_audit.completionArgtypes = ['tritoninstance', 'none'];

module.exports = do_audit;