const smtp = require('vn-print/core/smtp');
const config = require('vn-print/core/config');

module.exports = Self => {
    Self.remoteMethodCtx('sendToSupport', {
        description: 'Send mail to support',
        accessType: 'WRITE',
        accepts: [
            {
                arg: 'reason',
                type: 'string',
                description: 'The reason'
            },
            {
                arg: 'additionalData',
                type: 'object',
                required: true,
                description: 'The additional data'
            }
        ],
        returns: {
            type: 'object',
            root: true
        },
        http: {
            path: `/send-to-support`,
            verb: 'POST'
        }
    });

    Self.sendToSupport = async(ctx, reason, additionalData) => {
        const userId = ctx.req.accessToken.userId;
        const emailUser =
            await Self.app.models.EmailUser.findById(userId, {fields: ['email']});

        let html = `<h2>Motivo: ${reason}</h2>`;
        html += `<h3>Usuario: ${userId} ${emailUser.email}</h3>`;
        html += `<h3>Additional Data:</h3>`;
        html += '<ul>';
        for (const [key, val] of Object.entries(additionalData)) {
            if (key !== 'config') html += `<li>${key}: ${parse(val)}</li>`;
            else {
                html += `<li>${key}:</li><ul style="list-style-type: square;">`;
                for (const [confKey, confVal] of Object.entries(val))
                    html += `<li>${confKey}: ${parse(confVal)}</li>`;
                html += '</ul>';
            }
        }
        html += '</ul>';

        const {message, path, name} = additionalData;
        await smtp.send({
            to: `${config.app.reportEmail}, ${emailUser.email}`,
            subject: `[Support-Salix] ${path} ${name}: ${message}`,
            html
        });
    };

    function parse(value) {
        try {
            try {
                value = JSON.parse(value);
            } catch {}
            return JSON.stringify(value, null, '&nbsp;').split('\n').join('<br>');
        } catch {
            return value;
        }
    }
};