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

class AutoroleSetting extends Setting {

    constructor(client) {

        super(client, {
            name: 'autorole',
            module: 'utility',
            aliases: [
                
            ],
            usage: '<method|value> [value..]',
            examples: [
                'autorole add role',
                'autorole remove role'
            ],
            guarded: false,
            resolve: 'GUILD',
            default: {
                autorole: {
                    roles: [],
                    enabled: false
                }
            },
            custom: true
        });

        this.client = client;

    }

    async handle(message, params) {

        const setting = message.guild._settings[this.index] || this.default[this.index];
        const { guild } = message;
        const { resolver } = this.client;
        const response = await resolver.resolveMethod(params, null, setting.roles, resolver.resolveRoles.bind(resolver), guild);

        let index = null,
            langParams = {};

        if (!response) return {
            error: true,
            msg: message.format('ERR_INVALID_METHOD', { method: params[0] })
        };

        const { method } = response;

        //console.log(response);

        if (method === 'add') {

            const roles = response.resolved;
            setting.roles = response.result;
            setting.enabled = true;

            index = 'S_AUTOROLE_ADD';
            const changed = roles.filter(r => response.changed.includes(r.id)).map(r => r.name).join('`, `');
            langParams.changes = changed.length ? changed : 'N/A';

        } else if (method === 'remove') {

            const roles = response.resolved;
            setting.roles = response.result;
            setting.enabled = setting.roles.length && true;

            index = 'S_AUTOROLE_REMOVE';
            const changed = roles.filter(r => response.changed.includes(r.id)).map(r => r.name).join('`, `');
            langParams.changes = changed.length ? changed : 'N/A';

        } else if (method === 'list') {

            index = 'S_AUTOROLE_LIST';
            langParams.list = response.resolved.map(r => r.name).join(', ');

        } else if (method === 'set') {
            
            const roles = response.resolved;
            setting.roles = roles.map(r => r.id);
            setting.enabled = roles.length && true;

            index = 'S_AUTOROLE_SET';
            langParams.changes = roles.map(r => r.name).join('`, `');

        }

        await message.guild._updateSettings({ [this.index]: setting });
        return {
            error: false,
            msg: message.format(index, langParams)
        };

    }

    async fields(guild) {
        const setting = guild._settings[this.index];
        const roles = setting?.roles ? await Promise.all(setting.roles.map(async (role) => guild.resolveRole(role))) : undefined;
        return [
            {
                name: '》Enabled',
                value: setting.enabled,
                inline: false
            }, {
                name: '》Roles',
                value: roles?.map(r => r.name).join(', ') || 'N/A',
                inline: false
            }
        ];

    }

}

module.exports = AutoroleSetting;