const { Setting } = require('../../../../interfaces/');

class MemberLogsSetting extends Setting {

    constructor(client) {

        super(client, {
            name: 'memberLog',
            module: 'moderation',
            aliases: [
                'memberLogs',
                'joinLogs',
                'leaveLogs',
                'join',
                'leave',
                'joinMessage',
                'leaveMessage',
                'joinMsg',
                'leaveMsg'
            ],
            tags: ['log', 'logs', 'logging'],
            usage: '<method|value> [value]',
            resolve: 'GUILD',
            examples: [
                'memberlogs #channel',
                'memberlogs join|leave <message>',
                'memberlogs reset',
                'memberlogs off'
            ],
            default: {
                memberLog: {
                    channel: null,
                    joinMessage: '{mention} joined the server.',
                    leaveMessage: '**{tag}** ({id}) left the server.'
                }
            },
            arguments: [
                {
                    name: 'join',
                    type: 'BOOLEAN',
                    types: ['VERBAL', 'FLAG'],
                    default: true,
                    aliases: [
                        'joinmsg',
                        'joinmessage'
                    ]
                },
                {
                    name: 'leave',
                    type: 'BOOLEAN',
                    types: ['VERBAL', 'FLAG'],
                    default: true,
                    aliases: [
                        'leavemsg',
                        'leavemessage'
                    ]
                }
            ]
        });

    }

    async handle(message, args) {

        const setting = message.guild._settings[this.index] || this.default[this.index];
        const { guild } = message;
        const { params, parsedArguments } = await this._parseArguments(args, guild);
        // eslint-disable-next-line init-declarations
        let index, changes, action;
        
        // console.log(args)
        //console.log(params)
        //console.log(parsedArguments)

        if (this.client.resolver.resolveBoolean(params[0]) === false) {

            setting.channel = null;
            index = 'S_MEMBERLOGS_TOGGLE';
            changes = message.format('ON_OFF_TOGGLE', { toggle: false }, true);

        } else if (parsedArguments.join || ['join', 'joinmessage', 'joinmsg'].includes(message._settingCaller)) {

            const response = await this.resolveMethod(params);
            if (response?.method === 'reset') {
                setting.joinMessage = this.default.memberLog.joinMessage;
                index = 'S_MEMBERLOGS_JOIN';
                action = message.format('SET_RESET', { set: 'reset' }, true);
                changes = setting.joinMessage;
            } else {
                setting.joinMessage = params.join(' ');
                index = 'S_MEMBERLOGS_JOIN';
                action = message.format('SET_RESET', { set: 'set' }, true);
                changes = setting.joinMessage;
            }
            
        } else if (parsedArguments.leave || ['leave', 'leavemessage', 'leavemsg'].includes(message._settingCaller)) {

            const response = await this.resolveMethod(params);
            if (response?.method === 'reset') {
                setting.leaveMessage = this.default.memberLog.leaveMessage;
                index = 'S_MEMBERLOGS_LEAVE';
                action = message.format('SET_RESET', { set: 'reset' }, true);
                changes = setting.joinMessage;
            } else {
                setting.leaveMessage = params.join(' ');
                index = 'S_MEMBERLOGS_LEAVE';
                action = message.format('SET_RESET', { set: 'set' }, true);
                changes = setting.leaveMessage;
            }

        } else {

            const channel = await guild.resolveChannel(params[0]);
            if (!channel) return {
                msg: message.format('ERR_CHANNEL_RESOLVE', { resolveable: params[0] }),
                error: true
            };
            if(channel.type !== 'text') return {
                error: true,
                msg: message.format('ERR_CHANNEL_TYPE', { type: channel.type })
            };

            const perms = channel.permissionsFor(guild.me);
            const missingPerms = [];
            if(!perms.has('SEND_MESSAGES')) missingPerms.push('SEND_MESSAGES');
            if(!perms.has('VIEW_CHANNEL')) missingPerms.push('VIEW_CHANNEL');
            
            if(missingPerms.length) return {
                error: true,
                msg: message.format('ERR_CHANNEL_PERMS', { channel: channel.name, perms: missingPerms.join(', ') })
            };

            index = 'S_MEMBERLOGS_CHANNEL';
            changes = channel.name;
            setting.channel = channel.id;

        }

        await message.guild._updateSettings({ [this.index]: setting });
        return {
            msg: message.format(index, { changed: changes || '', action }),
            error: false
        };

    }

    async fields(guild) {
        const setting = guild._settings[this.index];
        return [
            {
                name: '》Channel',
                value: await guild.resolveChannel(setting?.channel) || '`N/A`',
                inline: true
            },
            {
                name: '》Join Message',
                value: `\`${setting?.joinMessage}\`` || '`N/A`',
                inline: false
            },
            {
                name: '》Leave Message',
                value: `\`${setting?.leaveMessage}\`` || '`N/A`',
                inline: false
            }
        ];
    }

}

module.exports = MemberLogsSetting;