import { Message, Role } from 'eris';
import { Client, Command, RichEmbed } from '../class';

export default class Roleinfo extends Command {
  constructor(client: Client) {
    super(client);
    this.name = 'roleinfo';
    this.description = 'Get information about a role.';
    this.usage = 'roleinfo [role ID or role name]';
    this.permissions = 0;
    this.guildOnly = true;
    this.enabled = true;
  }

  public async run(message: Message, args: any) {
    try {
      if (!args[0]) return this.client.createMessage(message.channel.id, `${this.client.util.emojis.ERROR} You need to specifiy a role ID or a role name.`);

      let role: any;
      if (!Number.isNaN(args[0])) { // if it's a role id
      // @ts-ignore
        role = message.channel.guild.roles.find((r: Role) => r.id === args[0]);
      } else if (Number.isNaN(args[0])) { // if it's a role name
        // @ts-ignore
        role = message.channel.guild.roles.find((r: Role) => r.name === args.join(' '));
      }
      if (!role) return this.client.createMessage(message.channel.id, `${this.client.util.emojis.ERROR} Could not find role.`);

      const ms = role.createdAt;
      const date = new Date(ms).toLocaleDateString('en-us');
      const time = new Date(ms).toLocaleTimeString('en-us');

      const perms = role.permissions;
      let permsArray: any = [];
      if (perms.has('administrator')) permsArray.push('Administrator');
      if (perms.has('manageGuild')) permsArray.push('Manage Server');
      if (perms.has('manageChannels')) permsArray.push('Manage Channels');
      if (perms.has('manageRoles')) permsArray.push('Manage Roles');
      if (perms.has('manageMessages')) permsArray.push('Manage Messages');
      if (perms.has('manageNicknames')) permsArray.push('Manage Nicknames');
      if (perms.has('manageEmojis')) permsArray.push('Manage Emojis');
      if (perms.has('banMembers')) permsArray.push('Ban Members');
      if (perms.has('kickMembers')) permsArray.push('Kick Members');

      let hasPerms: boolean;
      if (permsArray.length > 0) {
        permsArray = permsArray.join(', ');
        hasPerms = true;
      }

      const embed = new RichEmbed();
      embed.setDescription(`<@&${role.id}> ID: \`${role.id}\``);
      embed.setAuthor(`${message.author.username}#${message.author.discriminator}`, message.author.avatarURL);
      embed.setColor(role.color);
      embed.addField('Name', role.name, true);
      embed.addField('Color', `#${role.color.toString(16)}`, true);
      embed.addField('Hoisted', role.hoist.toString(), true);
      embed.addField('Position', role.position.toString(), true);
      embed.addField('Creation Date', `${date} ${time}`, true);
      embed.addField('Mentionnable', role.mentionable.toString(), true);
      embed.setFooter(this.client.user.username, this.client.user.avatarURL);
      embed.setTimestamp();

      if (hasPerms) {
        embed.fields.push({ name: 'Permissions', value: permsArray, inline: false });
      }
      return message.channel.createMessage({ embed });
    } catch (err) {
      return this.client.util.handleError(err, message, this);
    }
  }
}