const { googleVisionOcr } = require("#api");
const { PERMISSION_GROUPS } = require("#constants");

const { validateAttachment } = require("#utils/attachment");
const { createEmbed } = require("#utils/embed");
const { acknowledge } = require("#utils/interactions");
const { codeblock, stringwrap } = require("#utils/markdown");
const { editOrReply } = require("#utils/message");
const { STATICS } = require("#utils/statics");

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

module.exports = {
  name: 'ocr',
  description: 'Reads text contents from an image.',
  contexts: [
    InteractionContextTypes.GUILD,
    InteractionContextTypes.PRIVATE_CHANNEL,
    InteractionContextTypes.BOT_DM
  ],
  integrationTypes: [
    ApplicationIntegrationTypes.USER_INSTALL
  ],
  options: [
    {
      name: 'image',
      description: 'Image to scan',
      type: ApplicationCommandOptionTypes.ATTACHMENT,
      required: true
    },
    {
      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(!validateAttachment(args.image, "image")) return await editOrReply(context, createEmbed("warning", context, "Unsupported attachment type."))

    try{
      let ocr = await googleVisionOcr(context, args.image.url);
      
      if(ocr.response.body.status == 1) return context.editOrRespond({ embeds: [createEmbed("warning", context, ocr.response.body.text)] })

      return await editOrReply(context, createEmbed("default", context, {
        thumbnail: {
          url: args.image.url
        },
        description: codeblock("ansi", ["​" + stringwrap(ocr.response.body.text, 2000)]),
        footer: {
          iconUrl: STATICS.googlelens,
          text: `Google Lens • ${context.application.name} • Took ${ocr.timings}s`
        }
      }))
    }catch(e){
      console.log(e)
      return editOrReply(context, createEmbed("error", context, "Unable to perform OCR."))
    }
  }
}