web/bin/check-parent-tree

#!/usr/bin/env node

const path = require('path')

const commander = require('commander')
const {
  find_article_parent_issues,
  find_parent_cycles,
} = require('ourbigbook/nodejs_webpack_safe')

const models = require('../models')

const program = commander.program
program.description('Check the web Article parent tree for missing parents, broken ancestry, and cycles')
program.option('-a, --author <username>', 'only check one author')
program.parse(process.argv)
const opts = program.opts()
const sequelize = models.getSequelize(path.dirname(__dirname))
;(async () => {
  const idPrefix = opts.author === undefined ? undefined : `@${opts.author}`
  const [issues, cycles] = await Promise.all([
    find_article_parent_issues(sequelize, { idPrefix }),
    find_parent_cycles(sequelize, { idPrefix }),
  ])
  for (const issue of issues) console.error(JSON.stringify(issue))
  for (const cycle of cycles) console.error(`cycle: ${cycle.join(' -> ')}`)
  if (issues.length || cycles.length) {
    process.exitCode = 1
  } else {
    console.log('No Article parent tree errors found.')
  }
})().finally(() => sequelize.close())