import path from "node:path";
import type { Client, VoiceChannel } from "discord.js-selfbot-v13";
import type { SegmentMetadata, SegmentState, UserMetadata } from "../types";

export async function collectUserMetadata(
  client: Client,
  userId: string,
  channel: VoiceChannel,
): Promise<UserMetadata> {
  const user =
    client.users.cache.get(userId) ||
    (await client.users.fetch(userId).catch(() => null));
  const member =
    channel.guild.members.cache.get(userId) ||
    (await channel.guild.members.fetch(userId).catch(() => null));
  const username = user?.username ?? "Unknown User";
  const roles =
    member?.roles.cache
      .filter((role) => role.id !== channel.guild.id)
      .sort((a, b) => b.position - a.position)
      .map((role) => ({ id: role.id, name: role.name, position: role.position })) ??
    [];

  return {
    userId,
    username,
    tag: user?.tag ?? "Unknown#0000",
    displayName: member?.displayName ?? username,
    avatarUrl:
      user?.displayAvatarURL({ format: "png", size: 64 }) ??
      "https://cdn.discordapp.com/embed/avatars/0.png",
    bot: user?.bot ?? false,
    roles,
    highestRole: roles[0] ?? null,
    joinedTimestamp: member?.joinedTimestamp ?? null,
  };
}

export function createSegmentMetadata(
  user: UserMetadata,
  segment: SegmentState,
  sessionId: string,
  sessionStartTime: number,
  recordingSegmentMs: number,
): SegmentMetadata {
  const endTime = segment.endTime ?? Date.now();
  return {
    ...user,
    sessionId,
    sessionStartTime,
    segmentIndex: segment.index,
    segmentMs: recordingSegmentMs,
    startTime: segment.startTime,
    endTime,
    durationMs: endTime - segment.startTime,
    filename: path.basename(segment.filename),
  };
}