const { googleTranslate } = require('#api');
const { TRANSLATE_LANGUAGES, TRANSLATE_DISPLAY_MAPPINGS, PERMISSION_GROUPS } = require('#constants');

const { createEmbed } = require('#utils/embed')
const { codeblock, icon, pill, stringwrap } = require('#utils/markdown');
const { editOrReply } = require('#utils/message')
const { STATICS } = require('#utils/statics');
const { isSupported, getCodeFromAny } = require('#utils/translate');

const { translateLanguage } = require('#parameters').autocomplete;

const { ApplicationCommandOptionTypes, InteractionContextTypes, ApplicationIntegrationTypes } = require('detritus-client/lib/constants');
const { acknowledge } = require('#utils/interactions');

module.exports = {
  name: 'translate',
  description: 'Translate text from and to other languages.',
  contexts: [
    InteractionContextTypes.GUILD,
    InteractionContextTypes.PRIVATE_CHANNEL,
    InteractionContextTypes.BOT_DM
  ],
  integrationTypes: [
    ApplicationIntegrationTypes.USER_INSTALL
  ],
  options: [
    {
      name: 'text',
      description: 'Text to be translated.',
      type: ApplicationCommandOptionTypes.TEXT,
      required: true
    },
    {
      name: 'from',
      description: 'Source Language.',
      onAutoComplete: translateLanguage,
      required: false
    },
    {
      name: 'to',
      description: 'Target Language.',
      onAutoComplete: translateLanguage,
      required: false
    },
    {
      name: 'incognito',
      description: 'Makes the response only visible to you.',
      type: ApplicationCommandOptionTypes.BOOLEAN,
      required: false,
      default: false
    }
  ],
  run: async (context, args) => {
    await acknowledge(context, args.incognito, [...PERMISSION_GROUPS.baseline_slash]);

    if(!args.to) args.to = "en";
    if(!args.from) args.from = "auto";

    let content = args.text;

    if(!content.length) return editOrReply(context, createEmbed("warning", context, "No text supplied."))
    
    if(!isSupported(args.to)) return editOrReply(context, createEmbed("warning", context, `Invalid target language (${stringwrap(args.to, 10, false)}).`))
    if(!isSupported(args.from)) return editOrReply(context, createEmbed("warning", context, `Invalid source language (${stringwrap(args.from, 10, false)}).`))

    let targetLanguage = getCodeFromAny(args.to)
    let sourceLanguage = getCodeFromAny(args.from)
    
    if(!targetLanguage) return editOrReply(context, createEmbed("warning", context, `Invalid target language (${stringwrap(args.to, 10, false)}).`))
    if(!sourceLanguage) return editOrReply(context, createEmbed("warning", context, `Invalid source language (${stringwrap(args.from, 10, false)}).`))

    try{
      let translate = await googleTranslate(context, content, targetLanguage, sourceLanguage)

      let fromFlag = TRANSLATE_DISPLAY_MAPPINGS[translate.response.body.language.from || sourceLanguage] || ''
      let toFlag = TRANSLATE_DISPLAY_MAPPINGS[translate.response.body.language.to] || ''

      return editOrReply(context, createEmbed("default", context, {
        description: `-# ${icon("locale")} ​ ${fromFlag} ${pill(TRANSLATE_LANGUAGES[translate.response.body.language.from || sourceLanguage] || translate.response.body.language.from || "Detected Language")} ​ ​ ​​${icon("arrow_right")} ​ ​ ​ ​${toFlag} ${pill(TRANSLATE_LANGUAGES[translate.response.body.language.to] || translate.response.body.language.to)}\n${codeblock("ansi", [translate.response.body.translation])}`,
        footer: {
          iconUrl: STATICS.googletranslate,
          text: `Google Translate • ${context.application.name}`
        }
      }))
    }catch(e){
      if(e.response?.body?.status && e.response.body.status === 2) return editOrReply(context, createEmbed("error", context, `Unable to translate text.`))
      console.log(e)
      return editOrReply(context, createEmbed("error", context, `Something went wrong.`))
    }
  }
};