import { ChatInputCommandInteraction, SlashCommandBuilder } from "discord.js";
import {
  handleAdminUserMap,
  handleAdminPollFixVoter,
  handleAdminPollShowEntry,
} from "@subcommands/admin/userMap";

import { UpdatesCommands }      from "@subcommands/admin/updates";
import { ScoreInjectCommands }  from "@subcommands/admin/score-inject";
import { ResultCommands }       from "@subcommands/admin/result-post";
import { TestAlignCommands } from "@subcommands/admin/test-align";
import { ResetWeekCommands } from "../subcommands/admin/reset-week";
import { AnnouncementCommands } from "../subcommands/admin/announcement";

export function buildTgAdminCommand(): SlashCommandBuilder {
  const cmd = new SlashCommandBuilder()
    .setName("tg-admin")
    .setDescription("Administrative commands for TG bot management");

  // ── user group ────────────────────────────────────────────────────────────────
  cmd.addSubcommandGroup((g) => g
    .setName("user")
    .setDescription("Manage player registrations")
    .addSubcommand((s) => s
      .setName("map")
      .setDescription("Register a Discord user to a userKey")
      .addUserOption((o) => o
        .setName("user")
        .setDescription("Discord user to map")
        .setRequired(true)
        )
      .addStringOption((o) => o
        .setName("userkey")
        .setDescription("The userKey to map this player to (must exist in characters.json)")
        .setRequired(true)
        .setAutocomplete(true)
        )
      )
    .addSubcommand((s) => s
      .setName("unmap")
      .setDescription("Remove a player's registration")
      .addUserOption((o) => o
        .setName("user")
        .setDescription("Discord user to unmap")
        .setRequired(true)
        )
      )
    .addSubcommand((s) => s
      .setName("list")
      .setDescription("List all registered player mappings")
      )
  );

  // ── poll group ─────────────────────────────────────────────────────────────────
  cmd.addSubcommandGroup((g) => g
    .setName("poll")
    .setDescription("Manage active poll entries")
    .addSubcommand((s) => s
      .setName("fix-voter")
      .setDescription("Re-resolve a voter's character in the active poll")
      .addUserOption((o) => o
        .setName("user")
        .setDescription("Discord user whose entry needs fixing")
        .setRequired(true)
        )
      )
    .addSubcommand((s) => s
      .setName("show-entry")
      .setDescription("Show raw poll entry for a user")
      .addUserOption((o) => o
        .setName("user")
        .setDescription("Discord user to inspect")
        .setRequired(true)
        )
      )
  );

  cmd.addSubcommandGroup((g) => g
    .setName("updates")
    .setDescription("Manage update posts")
    .addSubcommand((s) => s
      .setName("post")
      .setDescription("Post or edit an update embed")
      .addStringOption((o) => o
        .setName("version")
        .setDescription("Version to post (defaults to latest)")
        .setRequired(false)
        .setAutocomplete(true)
      )
    )
    .addSubcommand((s) => s
      .setName("preview")
      .setDescription("Preview an update embed (ephemeral)")
      .addStringOption((o) => o
        .setName("version")
        .setDescription("Version to preview (defaults to latest)")
        .setRequired(false)
        .setAutocomplete(true)
      )
    )
    .addSubcommand((s) => s
      .setName("list")
      .setDescription("List all versions and their post status")
    )
  )

  // ── result group ─────────────────────────────────────────────────────────────────

  cmd.addSubcommandGroup((g) => g
    .setName("result")
    .setDescription("Manage TG results")
    .addSubcommand((s) => s
      .setName("post")
      .setDescription("Post or edit a TG result")
      .addStringOption((o) => o.setName("history_key").setDescription("TG to post").setRequired(true).setAutocomplete(true))
    )
  )

  // ── leaderboard group ─────────────────────────────────────────────────────────────────

  cmd.addSubcommandGroup((g) => g
  .setName("leaderboard")
  .setDescription("Manage leaderboard")
  .addSubcommand((s) => s
    .setName("post")
    .setDescription("Post or edit the leaderboard")
    .addStringOption((o) => o.setName("week_key").setDescription("Week e.g. 2026-W24 (defaults current)").setAutocomplete(true))
  )
  .addSubcommand((s) => s
    .setName("post-highlights")
    .setDescription("Post or edit the leaderboard highlights")
    .addStringOption((o) => o.setName("week_key").setDescription("Week e.g. 2026-W24 (defaults current)").setAutocomplete(true))
  )
)

  cmd.addSubcommand((s) => s
    .setName("score-inject")
    .setDescription("Inject a score for any player (officer only)")
    .addStringOption((o) => o.setName("char_name").setDescription("Character").setRequired(true).setAutocomplete(true))
    .addIntegerOption((o) => o.setName("pts").setDescription("Points").setRequired(true))
    .addIntegerOption((o) => o.setName("slot").setDescription("TG slot hour").setRequired(true))
    .addStringOption((o) => o.setName("date").setDescription("Date YYYY-MM-DD (defaults today)"))
    .addIntegerOption((o) => o.setName("k").setDescription("Kills"))
    .addIntegerOption((o) => o.setName("d").setDescription("Deaths"))
    .addIntegerOption((o) => o.setName("atk").setDescription("ATK damage"))
    .addIntegerOption((o) => o.setName("def").setDescription("DEF damage taken"))
    .addIntegerOption((o) => o.setName("heal").setDescription("Healing done"))
    .addStringOption((o) => o
      .setName("played_by")
      .setDescription("Userkey of who actually played (if different from character owner)")
    )
  )

  cmd.addSubcommand((s) => s
    .setName("test-align")
    .setDescription("[TEMP] Test embed text alignment calibration")
    .addStringOption((o) => o.setName("name_a").setDescription("First name").setRequired(true))
    .addStringOption((o) => o.setName("name_b").setDescription("Second name").setRequired(true))
    .addIntegerOption((o) => o.setName("fillers").setDescription("Filler count to add to name_a").setRequired(true))
    .addStringOption((o) => o
      .setName("filler_type")
      .setDescription("Which invisible character to use")
      .addChoices(
        { name: "Hangul Filler", value: "hangul" },
        { name: "Thin Space",    value: "thin" },
        { name: "Hair Space",    value: "hair" },
      )
    )
  )

  cmd.addSubcommandGroup((g) => g
  .setName("announcement")
  .setDescription("Manage announcements")
    .addSubcommand((s) => s
      .setName("post")
      .setDescription("Post an announcement")
      .addStringOption((o) => o.setName("id").setDescription("Announcement ID").setRequired(true).setAutocomplete(true))
      .addBooleanOption((o) => o.setName("force").setDescription("Repost even if already posted"))
    )
    .addSubcommand((s) => s
      .setName("preview")
      .setDescription("Preview an announcement")
      .addStringOption((o) => o.setName("id").setDescription("Announcement ID").setRequired(true).setAutocomplete(true))
    )
    .addSubcommand((s) => s
      .setName("list")
      .setDescription("List all announcements")
    )
  )

  return cmd;
}

export async function handleTgAdminCommand(interaction: ChatInputCommandInteraction): Promise<void> {
  const group = interaction.options.getSubcommandGroup(false);
  const sub   = interaction.options.getSubcommand();

  if (group === "user") {
    if (sub === "map" || sub === "unmap" || sub === "list") {
      return handleAdminUserMap(interaction);
    }
  }

  if (group === "poll") {
    if (sub === "fix-voter")   return handleAdminPollFixVoter(interaction);
    if (sub === "show-entry")  return handleAdminPollShowEntry(interaction);
  }

  if (group === "updates") {
    if (sub === "post")    return UpdatesCommands.post(interaction);
    if (sub === "preview") return UpdatesCommands.preview(interaction);
    if (sub === "list")    return UpdatesCommands.list(interaction);
  }

  if (group === null && sub === "score-inject") return ScoreInjectCommands.inject(interaction);
  if (group === "result"      && sub === "post") return ResultCommands.post(interaction);
  if (group === "leaderboard" && sub === "post")            return ResultCommands.leaderboardPost(interaction);
  if (group === "leaderboard" && sub === "post-highlights") return ResultCommands.leaderboardHighlights(interaction);

  if (group === "announcement" && sub === "post")    return AnnouncementCommands.post(interaction);
  if (group === "announcement" && sub === "preview") return AnnouncementCommands.preview(interaction);
  if (group === "announcement" && sub === "list")    return AnnouncementCommands.list(interaction);

  if (group === null && sub === "test-align") return TestAlignCommands.handle(interaction);
  if (group === null && sub === "reset-week") return ResetWeekCommands.handle(interaction);
}