import { world, system } from "@minecraft/server";
import { transferPlayer } from "@minecraft/server-admin";

// Portal block → transfer target mapping
const PORTAL_BLOCKS = {
  "silverlabs:portal_jamie": { name: "Jamie's World", host: "10.0.0.247", port: 19133, color: "§a" },
  "silverlabs:portal_lyla":  { name: "Lyla's World",  host: "10.0.0.247", port: 19134, color: "§d" },
  "silverlabs:portal_mya":   { name: "Mya's World",   host: "10.0.0.247", port: 19135, color: "§b" },
};

const COOLDOWN_TICKS = 100; // 5 seconds cooldown
const SPAWN_PROTECTION_TICKS = 200; // 10 seconds — ignore portal detection after spawn

// Track cooldowns per player
const cooldowns = new Map();
// Track when players spawned (to prevent transfer loop on arrival)
const spawnTicks = new Map();

world.afterEvents.playerSpawn.subscribe((event) => {
  spawnTicks.set(event.player.id, system.currentTick);
});

system.runInterval(() => {
  for (const player of world.getAllPlayers()) {
    const pos = player.location;
    const playerId = player.id;

    // Check cooldown
    const lastTransfer = cooldowns.get(playerId) || 0;
    if (system.currentTick - lastTransfer < COOLDOWN_TICKS) continue;

    // Skip if player just spawned (prevents loop when arriving from child world)
    const spawnedAt = spawnTicks.get(playerId) || 0;
    if (system.currentTick - spawnedAt < SPAWN_PROTECTION_TICKS) continue;

    // Check block at player's feet and one block below
    const dimension = player.dimension;
    const blockAtFeet = dimension.getBlock({ x: Math.floor(pos.x), y: Math.floor(pos.y), z: Math.floor(pos.z) });
    const blockBelow = dimension.getBlock({ x: Math.floor(pos.x), y: Math.floor(pos.y) - 1, z: Math.floor(pos.z) });

    const feetId = blockAtFeet?.typeId;
    const belowId = blockBelow?.typeId;

    const portal = PORTAL_BLOCKS[feetId] || PORTAL_BLOCKS[belowId];
    if (!portal) continue;

    cooldowns.set(playerId, system.currentTick);
    // Teleport player away from the portal block so they don't land on it on return
    player.teleport({ x: pos.x, y: pos.y, z: pos.z + 3 });
    // Show title notification
    player.runCommand(`titleraw @s title {"rawtext":[{"text":"${portal.color}${portal.name}"}]}`);
    player.runCommand(`titleraw @s subtitle {"rawtext":[{"text":"§7Transferring..."}]}`);
    player.sendMessage(`§6Transferring to ${portal.name}...`);
    try {
      transferPlayer(player, { hostname: portal.host, port: portal.port });
    } catch (e) {
      player.sendMessage(`§cTransfer failed: ${e.message}`);
    }
  }
}, 10); // Check every half second

// Clean up tracking when players leave
world.afterEvents.playerLeave.subscribe((event) => {
  cooldowns.delete(event.playerId);
  spawnTicks.delete(event.playerId);
});

system.run(() => {
  world.sendMessage("§6[Hub] §7Portal transfer system loaded! Place portal blocks to create portals.");
});