import { Command, sendMessage } from ".";
import { getUserRecord } from "../db/dbUser";
import items, { changeItemCount } from "../items";
import { isAdmin } from "../lib/admins";
import parseCommandArgs from "../lib/parseCommandArgs";
import { User } from "../user";

export default new Command('admingive', ['admingive'], [], async msg => {
  if (!await isAdmin(msg.chatterId)) return;
  const args = parseCommandArgs(msg.messageText);
  if (!args[0]) { await sendMessage('Please specify a user', msg.messageId); return; };
  const target = await User.initUsername(args[0].toLowerCase());
  if (!target) { await sendMessage(`Chatter ${args[0]} doesn't exist`, msg.messageId); return; };
  const userRecord = await getUserRecord(target);
  if (!args[1]) { await sendMessage('Please specify an item to give', msg.messageId); return; };
  const item = items.get(args[1].toLowerCase());
  if (!item) { await sendMessage(`Item ${args[1]} doesn't exist`, msg.messageId); return; };
  if (!args[2]) { await sendMessage('Please specify the amount of the item you want to give', msg.messageId); return; };
  const amount = Number(args[2]);
  if (isNaN(amount)) { await sendMessage(`${args[2]} is not a valid amount`); return; };
  if (await target.itemLock()) { await sendMessage('Cannot give item: item transaction in progress', msg.messageId); return; };
  await target.setLock();
  const data = await changeItemCount(target, userRecord, item.name, amount);
  if (data) {
    const newamount = data.inventory[item.name]!;
    await sendMessage(`${target.displayName} now has ${newamount} ${item.prettyName + (newamount === 1 ? '' : item.plural)}`, msg.messageId);
  } else {
    await sendMessage(`Failed to give ${target.displayName} ${amount} ${item.prettyName + (amount === 1 ? '' : item.plural)}`, msg.messageId);
  };
  await target.clearLock();
}, false);