const { googleVisionOcr } = require('#api');

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

const { ApplicationCommandTypes, MessageFlags } = require("detritus-client/lib/constants");

module.exports = {
  name: 'OCR',
  type: ApplicationCommandTypes.MESSAGE,
  contexts: [
    0,
    1,
    2
  ],
  integrationTypes: [
    1
  ],
  run: async (context, args) => {
    try{
      await acknowledge(context);

      const { message } = args;

      let attachment = getMessageAttachment(message)
      if(attachment && validateAttachment(attachment, "image")){
        attachment = attachment.url
      } else {
        delete attachment;
      }
      if(!attachment) return editOrReply(context, createEmbed("warning", context, "No images found."))

      let ocr = await googleVisionOcr(context, attachment)

      if(ocr.response.body.status == 1) return editOrReply(context, createEmbed("warning", context, ocr.response.body.text))

      await editOrReply(context, createEmbed("default", context, {
        thumbnail: {
          url: attachment
        },
        description: codeblock("ansi", ["​" + ocr.response.body.text.substr(0,3900)]),
        footer: {
          iconUrl: STATICS.google,
          text: `Google Cloud Vision • ${context.application.name} • Took ${ocr.timings}s`
        }
      }))
    }catch(e){
      console.log(e)
      await editOrReply(context, {
        embeds: [createEmbed("error", context, "Unable to perform Optical Character Recognition.")],
        flags: MessageFlags.EPHEMERAL
      })
    }
  },
};