boolean-search/index.js

Boolean Query Search

const cleanchar = require("cleanchar")
const searchbool = require("./src/searchbool.js")
const andfind = require("./src/andfind.js")
const tck = require('tck')

module.exports = (text, search, options) => {
  if (tck.isEmpty(text)) return { res: false }
  else if (tck.isEmpty(search) || !tck.isString(search)) return { res: true }
  else if (tck.isString(search)) {
    const boolres = searchbool(search)
    const cleantext = ` ${cleanchar(text, options)} `
    //var debug = false
    //if (tck.isSet(options) && tck.isSet(options.debug) && options.debug === true) debug = true
    
    if (boolres.length === 1 && boolres[0].length === 1) {
      return cleantext.indexOf(` ${boolres[0][0]} `) > -1? { res: true, search: search, des: boolres[0][0] } : { res: false }
    } else {
      if (boolres.length > 1) {
        for (let i = 0; i < boolres.length; i++) {
          const finder = andfind(cleantext, boolres[i], options)
          if (finder.res) return { res: true, search: search, des: finder.desc }
        }
        return { res: false }
      } else if (boolres[0].length > 1) {
        const res = andfind(cleantext, boolres[0], options)
        if (res.res) return { res: true, search: search, des: res.desc }
        else return  { res: false }
      }
    }
  }
}