module.exports = Self => {
    Self.remoteMethodCtx('send', {
        description: 'Creates a direct message in the chat model for a user or a channel',
        accessType: 'WRITE',
        accepts: [{
            arg: 'to',
            type: 'string',
            required: true,
            description: 'User (@) or channel (#) to send the message'
        }, {
            arg: 'message',
            type: 'string',
            required: true,
            description: 'The message'
        }],
        returns: {
            type: 'object',
            root: true
        },
        http: {
            path: `/send`,
            verb: 'POST'
        }
    });

    Self.send = async(ctx, to, message) => {
        const models = Self.app.models;
        const accessToken = ctx.req.accessToken;
        const sender = await models.VnUser.findById(accessToken.userId);
        const recipient = to.replace('@', '');

        if (sender.name != recipient) {
            const chat = await models.Chat.create({
                senderFk: sender.id,
                recipient: to,
                dated: Date.vnNew(),
                checkUserStatus: 0,
                message: message,
                status: 'sending',
                attempts: 0
            });

            try {
                await Self.sendMessage(chat.senderFk, chat.recipient, chat.message);
                await Self.updateChat(chat, 'sent');
            } catch (error) {
                await Self.updateChat(chat, 'error', error);
            }

            return true;
        }

        return false;
    };
};