import { ChatInputCommandInteraction, TextChannel } from "discord.js";
import { Config } from "@systems/config";
import { polls, updatePollMessage } from "@systems/poll";
import { replyAndDelete } from "../../utils";
import { Nation } from "../../types";

export async function handleConfirm(interaction: ChatInputCommandInteraction): Promise<void> {
  const decision   = interaction.options.getString("decision", true) as "yes" | "no";
  const oneTimeMsg = interaction.options.getString("message") ?? null;
  const doTag      = interaction.options.getBoolean("tag") ?? false;

  const slot = [...polls.keys()][0];
  if (slot === undefined) return void replyAndDelete(interaction, "❌ No active poll found.");

  const state       = polls.get(slot)!;
  state.confirmed   = decision;
  state.locked      = true;

  const channel = await interaction.client.channels.fetch(Config.get({ section: "channels", key: "poll" })) as TextChannel;

  if (oneTimeMsg) {
    const isYes    = decision === "yes";
    const key      = isYes ? "confirmYes" : "confirmNo";
    const saved    = Config.get({ section: "poll", key });
    
    Config.set({ section: "poll", key, value: oneTimeMsg });
    await updatePollMessage(channel, slot);
    Config.set({ section: "poll", key, value: saved });
  } else {
    await updatePollMessage(channel, slot);
  }

  if (doTag) await tagRoles(channel, interaction);
  return void replyAndDelete(interaction, `${decision === "yes" ? "✅" : "❌"} TG confirmed as **${decision}**.`);
}

async function tagRoles(channel: TextChannel, interaction: ChatInputCommandInteraction): Promise<void> {
  const roles   = Config.get({ section: "roles", key: "tag" });
  const guild   = interaction.guild!;
  await guild.roles.fetch();
  const mentions = roles
    .map((name) => guild.roles.cache.find((r) => r.name === name))
    .filter(Boolean)
    .map((r) => `<@&${r!.id}>`)
    .join(" ");
  if (mentions) await channel.send(mentions);
}