graph2tsv.js

// How to run:
// 1. Change PATH_TO_GRAPH
// 2. Run `node graph2tsv.js`

const fs = require('fs')

const PATH_TO_GRAPH = './location-etd.json'
const PATH_TO_TSV = PATH_TO_GRAPH.replace('.json', '.tsv')

const graph = require(PATH_TO_GRAPH)

const header = [
  'Key',
  'English name',
  'Welsh name',
  'Canonical',
  'Canonical mask',
  'Stable',
  'Displayable',
  'Edges from'
]

const getLine = (key, node) => [
  key,
  node['names']['en-GB'],
  node['names']['cy'],
  node['meta']['canonical'],
  node['meta']['canonical-mask'],
  node['meta']['stable-name'],
  node['meta']['display-name'],
  node['edges']['from']
]

const lines = Object.keys(graph)
  .map((key) => getLine(key, graph[key]))
  .map((line) => line.join('\t'))

const tsvContent = []
  .concat([header.join('\t')])
  .concat(lines)
  .join('\n')

fs.writeFileSync(PATH_TO_TSV, tsvContent, 'utf8')