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index.ts
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index.ts
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/**
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with this
* work for additional information regarding copyright ownership. The ASF
* licenses this file to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations under
* the License.
*/
import {assert, check} from '@opvious/stl-errors';
import {resolvable} from '@opvious/stl-utils/functions';
import {Command} from 'commander';
import Table from 'easy-table';
import Fifo from 'fast-fifo';
import fs from 'fs';
import {DateTime} from 'luxon';
import readline from 'readline';
import {COMMAND_NAME, logPath, packageInfo} from '../common.js';
import {display} from '../io.js';
import {apiCommand} from './api.js';
import {authorizationCommand} from './authorization.js';
import {contextualAction, newCommand} from './common.js';
import {formulationCommand} from './formulation.js';
import {notebookCommand} from './notebook.js';
import {problemCommand} from './problem.js';
import {usageCommand} from './usage.js';
export function mainCommand(): Command {
return newCommand()
.name(COMMAND_NAME)
.description('Opvious CLI')
.option('-P, --profile <name>', 'config profile')
.option('-Q, --quiet', 'suppress spinner output')
.addCommand(problemCommand())
.addCommand(formulationCommand())
.addCommand(notebookCommand())
.addCommand(authorizationCommand())
.addCommand(usageCommand(), {hidden: true})
.addCommand(apiCommand())
.addCommand(showCredentialsCommand())
.addCommand(showLogPathCommand())
.addCommand(showVersionCommand());
}
function showCredentialsCommand(): Command {
return newCommand()
.command('me')
.description('display active account information')
.option('-t, --token', 'show API token instead')
.action(
contextualAction(async function (opts) {
const {client, spinner, config} = this;
if (opts.token) {
if (!config.token) {
throw new Error('Missing token');
}
display(config.token);
return;
}
spinner.start('Fetching credentials...');
const member = await client.fetchMember();
spinner.succeed('Fetched credentials.\n');
const table = new Table();
table.cell('email', member.email);
table.cell(
'registered',
DateTime.fromISO(member.registeredAt).toRelative()
);
// table.cell('credit_balance', member.creditBalance);
table.newRow();
display(table.printTransposed());
})
);
}
function showLogPathCommand(): Command {
return newCommand()
.command('log')
.description('display log path')
.option(
'-n, --last [lines]',
'display last lines of log file. if the count is absent, will show all ' +
'lines from the last command run'
)
.action(async (opts) => {
const fp = logPath();
const {last} = opts;
if (last == null) {
display(fp);
return;
}
if (last === true) {
const lines = await lastContextualCommandLines(fp);
lines.forEach((l) => display(l));
return;
}
const count = check.isNumeric(last);
assert(count > 0, 'Line count must be positive (got %d)', count);
const fifo = await lastLines(fp, count);
while (!fifo.isEmpty()) {
display(fifo.shift()!);
}
});
}
function lastContextualCommandLines(
fp: string
): Promise<ReadonlyArray<string>> {
const [ret, cb] = resolvable<ReadonlyArray<string>>();
let last: string[] = [];
let temp: string[] = [];
let hasCtx = false;
let pid: any;
readline
.createInterface(fs.createReadStream(fp))
.on('error', cb)
.on('line', (line) => {
const {ctx, pid: lpid} = JSON.parse(line);
if (pid != null && lpid !== pid) {
flush();
}
pid = lpid;
hasCtx = hasCtx || !!ctx;
temp.push(line);
})
.on('close', () => {
flush();
cb(null, last);
});
function flush(): void {
if (hasCtx) {
last = temp;
}
hasCtx = false;
temp = [];
}
return ret;
}
function lastLines(fp: string, count: number): Promise<Fifo<string>> {
const [ret, cb] = resolvable<Fifo<string>>();
const fifo = new Fifo<string>();
readline
.createInterface(fs.createReadStream(fp))
.on('error', cb)
.on('line', (line) => {
fifo.push(line);
if (--count < 0) {
fifo.shift();
}
})
.on('close', () => {
cb(null, fifo);
});
return ret;
}
function showVersionCommand(): Command {
return newCommand()
.command('version')
.description('display version')
.action(() => {
display(check.isPresent(packageInfo.version));
});
}