#!/usr/bin/env node

const fs = require('fs/promises')

const open = require('open')

const prompts = require('prompts')

const path = require('path')

const techBlogSearch = async () => {

const response = await prompts([

{

type: 'multiselect',

name: 'languages',

message: 'Choose the language you want.',

choices: [

{ title: 'English', value: 'en' },

{ title: 'Korean', value: 'kr' },

],

hint: '- Space to select. Return to submit',

min: 1,

},

{

type: 'text',

name: 'searchWord',

message: 'What do you want to search?',

validate: (searchWord) =>

searchWord.length <= 1

? 'You must enter at least two letters of search word.'

: true,

},

])

const db = await fs.readFile(path.join(__dirname, 'db.json'), 'utf8')

const data = JSON.parse(db)

const toSearch = []

for (const datum in data) {

if (response.languages.includes(data[datum].lang)) {

toSearch.push(data[datum].url)

}

}

// Maximum query is 2048

const searchWord = response.searchWord

const query = toSearch.slice(1).reduce((prev, curr) => {

const nextValue = prev + ` OR site:${curr}`

if (searchWord.length + nextValue.length + 1 >= 2048) {

return prev

} else {

return nextValue

}

}, `site:${toSearch[0]}`)

open(encodeURI(`https://www.google.com/search?q=${searchWord} ${query}`))

}

;(async () => await techBlogSearch())()