/*
 * Confoss: Anonymous confessions for Discord, free as in freedom and price!
 * Copyright (C) 2024 powermaker450
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License as published
 * by the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this program.  If not, see <https://www.gnu.org/licenses/>.
 */

import {
  ActionRowBuilder,
  ButtonBuilder,
  ButtonStyle,
  ComponentType,
  EmbedBuilder,
  Events,
  Interaction,
  ModalSubmitInteraction,
  TextChannel
} from "discord.js";
import { BotClient, BOT_TOKEN, deployCommands } from "./bot";
import { commands } from "./commands";
import { StoreMan } from "./storeman";
import Logger from "./utils/Logger";
import getRandomColor from "./utils/getRandomColor";
import { submit } from "./modals";

export const dt = new StoreMan(StoreMan.checkFile());
const logger = new Logger("Main");

BotClient.once("ready", client => {
  logger.log(`We're ready! Logged in as ${client.user.tag}`);
});

// Deploy the commands for a new guild
BotClient.on("guildCreate", async guild => {
  await deployCommands({ guildId: guild.id });
});

// Delete the data for a guild after it is removed
BotClient.on("guildDelete", guild => {
  logger.log(`${guild.name} didn't want us anymore... :(`);
  dt.clearSettings(guild.id);
});

BotClient.on(Events.InteractionCreate, async interaction => {
  if (!interaction.isCommand()) {
    return;
  }

  const { commandName } = interaction;

  if (commands[commandName as keyof typeof commands]) {
    commands[commandName as keyof typeof commands].execute(interaction);
  }
});

BotClient.on(Events.MessageDelete, async message => {
  const guildId = message.guild?.id!;
  const messageId = message.id;
  const confessions = dt.getGuildInfo(guildId)?.confessions!;

  for (const confession of confessions) {
    if (confession.messageId === messageId) {
      dt.adminDelConfession(guildId, confession.id);
    }
  }
});

BotClient.on(Events.InteractionCreate, async interaction => {
  if (!interaction.isModalSubmit()) {
    return;
  }

  if (interaction.customId === "submitConfession") {
    const messageContent: string =
      interaction.fields.getTextInputValue("confessionInput");
    const attachment: string = interaction.fields.getTextInputValue(
      "confessionAttachment"
    );

    try {
      if (dt.isBanned(interaction.guild?.id!, interaction.user.id)) {
        return interaction.reply({
          content: "You are banned from confessions in this server!",
          ephemeral: true
        });
      }

      if (!dt.getGuildInfo(interaction.guild?.id!)) {
        return interaction.reply({
          content:
            "The bot hasn't been set up yet! Ask the server admins to set it up.",
          ephemeral: true
        });
      }

      const confessChannel = dt.getGuildInfo(interaction.guild?.id!)?.settings
        .confessChannel;
      const adminChannel = dt.getGuildInfo(interaction.guild?.id!)?.settings
        .modChannel;

      const isAttachment = (text: string) =>
        text && (text.startsWith("http://") || text.startsWith("https://"));

      const color = getRandomColor();
      const messageId = StoreMan.genId();
      const userConfessionEmbed = new EmbedBuilder()
        .setColor(color)
        .setTitle(`Anonymous Confession \`${messageId}\``)
        // @ts-ignore
        .setDescription(messageContent);

      isAttachment(attachment) && userConfessionEmbed.setImage(attachment);

      const adminConfessionEmbed = new EmbedBuilder()
        .setColor(color)
        .setTitle(`Anonymous Confession \`${messageId}\``)
        // @ts-ignore
        .setDescription(messageContent)
        .addFields(
          {
            name: "Author",
            value: interaction.user.displayName
          },
          {
            name: "Author ID",
            value: interaction.user.id
          }
        );

      isAttachment(attachment) && adminConfessionEmbed.setImage(attachment);

      const submitConfessionButton = new ButtonBuilder()
        .setCustomId("submitConfession")
        .setLabel("Submit a Confession")
        .setStyle(ButtonStyle.Primary);

      const actionRow = new ActionRowBuilder<ButtonBuilder>().setComponents(
        submitConfessionButton
      );

      const message = await (
        BotClient.channels.cache.get(confessChannel!) as TextChannel
      ).send({
        embeds: [userConfessionEmbed],
        components: [actionRow]
      });

      const collector = message.createMessageComponentCollector({
        componentType: ComponentType.Button
      });

      collector.on("collect", i => {
        if (i.customId === "submitConfession") {
          i.showModal(submit);
        }
      });

      await (BotClient.channels.cache.get(adminChannel!) as TextChannel).send({
        embeds: [adminConfessionEmbed]
      });

      dt.addConfession(
        message,
        messageId,
        interaction.user.displayName,
        interaction.user.id,
        messageContent,
        attachment
      );

      const confessionsLength = dt.getGuildInfo(interaction.guild?.id!)
        ?.confessions.length!;

      if (confessionsLength >= 2) {
        await (
          BotClient.channels.cache.get(confessChannel!) as TextChannel
        ).messages
          .fetch(
            dt.getGuildInfo(interaction.guild?.id!)?.confessions[
              confessionsLength - 2
            ].messageId!
          )
          .then(message => {
            message.edit({ components: [] });
          });
      }

      return interaction.reply({
        content: "Confession sent!",
        ephemeral: true
      });
    } catch (err) {
      logger.error("An error occured:", err);
    }
  }
});

BotClient.login(BOT_TOKEN);