const { Command } = require('../../../../interfaces/');
const { Prune } = require('../../../../moderation/infractions/');

class PruneCommand extends Command {

    constructor(client) {

        super(client, {
            name: 'prune',
            module: 'moderation',
            usage: "[channel..] <amount> [reason]",
            aliases: [
                'purge'
            ],
            clientPermissions: ['MANAGE_MESSAGES'],
            memberPermissions: ['MANAGE_MESSAGES'],
            examples: [
                "50 -u @nolan#2887 @Navy#1998 they were spamming",
                "10 bot spam -b"
            ],
            arguments: [
                {
                    name: 'users',
                    aliases: [
                        'user'
                    ],
                    usage: '<member..>',
                    type: 'MEMBER',
                    types: ['FLAG'],
                    required: true,
                    infinite: true
                },
                {
                    name: 'bots',
                    aliases: ['bot', 'robots', 'robot'],
                    type: 'BOOLEAN',
                    types: ['FLAG'],
                    default: true
                },
                {
                    name: 'humans',
                    aliases: ['human'],
                    type: 'BOOLEAN',
                    types: ['FLAG'],
                    default: true
                },
                {
                    name: 'contains',
                    aliases: ['includes'],
                    usage: '<text>',
                    type: 'STRING',
                    types: ['FLAG'],
                    required: true
                },
                {
                    name: 'startswith',
                    aliases: [
                        'starts',
                        'begins',
                        'beginswith'
                    ],
                    usage: '<text>',
                    type: 'STRING',
                    types: ['FLAG'],
                    required: true
                },
                {
                    name: 'endswith',
                    aliases: ['ends'],
                    usage: '<text>',
                    type: 'STRING',
                    types: ['FLAG'],
                    required: true
                },
                {
                    name: 'text',
                    aliases: ['texts'],
                    type: 'BOOLEAN',
                    types: ['FLAG'],
                    default: true
                },
                {
                    name: 'invites',
                    aliases: ['invite'],
                    type: 'BOOLEAN',
                    types: ['FLAG'],
                    default: true
                },
                {
                    name: 'links',
                    aliases: ['link'],
                    type: 'BOOLEAN',
                    types: ['FLAG'],
                    default: true
                },
                {
                    name: 'emojis',
                    aliases: ['emoji'],
                    type: 'BOOLEAN',
                    types: ['FLAG'],
                    default: true
                },
                {
                    name: 'reactions',
                    aliases: ['reaction'],
                    type: 'BOOLEAN',
                    types: ['FLAG'],
                    default: true
                },
                {
                    name: 'images',
                    aliases: ['image'],
                    type: 'BOOLEAN',
                    types: ['FLAG'],
                    default: true
                },
                {
                    name: 'attachments',
                    aliases: ['attachment'],
                    type: 'BOOLEAN',
                    types: ['FLAG'],
                    default: true
                },
                {
                    name: 'after',
                    usage: '<message-id>',
                    type: 'INTEGER',
                    types: ['FLAG'],
                    default: true,
                    required: true
                },
                {
                    name: 'before',
                    usage: '<message-id>',
                    type: 'INTEGER',
                    types: ['FLAG'],
                    default: true,
                    required: true
                },
                {
                    name: 'and',
                    type: 'BOOLEAN',
                    types: ['FLAG'],
                    default: true
                },
                {
                    name: 'not',
                    type: 'BOOLEAN',
                    types: ['FLAG'],
                    default: true
                },
                {
                    name: 'silent',
                    type: 'BOOLEAN',
                    types: ['FLAG'],
                    default: true
                }
            ],
            guildOnly: true,
            showUsage: true,
            throttling: {
                usages: 2,
                duration: 10
            }
        });
    }

    async execute(message, { qParams }) {

        let { parsed, parameters } = await this.client.resolver.infinite(qParams, [ //eslint-disable-line prefer-const
            this.client.resolver.resolveChannel.bind(this.client.resolver)
        ], true, message.guild);

        if(parsed.length === 0) parsed = [ message.channel ];
        if(parsed.length > 3) return message.respond(message.format('C_PRUNE_CHANNELEXCEPTION'), {
            emoji: 'failure'
        });

        if(parameters.length === 0) return message.respond(message.format('C_PRUNE_INTEGERINVALID'), {
            emoji: 'failure'
        });

        let int = parseInt(parameters[0]);
        if(Number.isNaN(int)) {
            return message.respond(message.format('C_PRUNE_INTEGERINVALID'), {
                emoji: 'failure'
            });
        }

        if(int < 1 || int > 300) {
            return message.respond(message.format('C_PRUNE_INTEGEREXCEPTION'), {
                emoji: 'failure'
            });
        }

        if(int % 100 > 0) int++; //Increase amount by one (to delete command message) ONLY IF indivisible by 100, this is to save a message fetch call.

        const reason = parameters.slice(1).join(' ');

        return this.client.moderationManager
            .handleInfraction(Prune, message, {
                targets: parsed,
                data: {
                    amount: int
                },
                reason
            });
        
    }

}

module.exports = PruneCommand;