'use strict'

import fs from 'fs'
import path from 'path'

describe('no punctuation', () => {
   const rootFolders = [
     'server/src/data/expressions'
   ]
   const punctuations = ['.', ';', ':', '?', '!']
   const findPunctuation = s => punctuations.includes(s[s.length - 1])
   const findString = (iterable) => {
     const keys = Object.keys(iterable)

     for (let i = 0; i < keys.length; i += 1) {
       // Continue to dig if this is not a sentence
       if (typeof iterable[keys[i]] !== 'string') {
         findString(iterable[keys[i]])
       } else {
         const s = iterable[keys[i]]
         const found = findPunctuation(s)

         test(`has no punctuation at the end of "${s}"`, () => {
          expect(found).toBe(false)
         })
       }
     }
   }
   const list = (dir) => {
     const entities = fs.readdirSync(dir)

     // Browse dir entities
     for (let i = 0; i < entities.length; i += 1) {
       // Recursive if the entity is a directory
       const way = path.join(dir, entities[i])
       if (fs.statSync(way).isDirectory()) {
         list(way)
       } else if (entities[i].indexOf('.json') !== -1 &&
         entities[i].indexOf('classifier.json') === -1) {
         const jsonFile = path.join(global.paths.root, dir, entities[i])
         const json = JSON.parse(fs.readFileSync(jsonFile, 'utf8'))

         describe(jsonFile, () => {
           findString(json)
         })
       }
     }
   }

   for (let i = 0; i < rootFolders.length; i += 1) {
     list(rootFolders[i])
   }
})