const UserError = require('vn-loopback/util/user-error');

module.exports = Self => {
    Self.remoteMethodCtx('recoverPassword', {
        description: 'Send email to the user',
        accepts: [
            {
                arg: 'email',
                type: 'string',
                description: 'The email of user',
                required: true
            }
        ],
        http: {
            path: `/recoverPassword`,
            verb: 'POST'
        }
    });

    Self.recoverPassword = async function(ctx, email) {
        const models = Self.app.models;
        const origin = ctx.req.headers.origin;
        const $t = ctx.req.__; // $translate
        const ttl = 1209600;

        const user = await models.Account.findOne({
            fields: ['id', 'name', 'password'],
            where: {
                email: email
            }
        });

        if (!user)
            throw new UserError(`This email does not belong to a user`);

        const token = await models.AccessToken.create({
            ttl: ttl,
            userId: user.id
        });

        const title = $t('Recover password');
        const body = `
            <p>
            ${$t('Click on the following link to change your password')}:
            </p>
            </b>
            <a href="${origin}/#!/account/${user.id}/basic-data?access_token=${token.id}">
                ${title}
            </a>`;

        await Self.rawSql(`CALL vn.mail_insert(?,?,?,?)`, [
            email,
            null,
            title,
            body
        ]);

        return;
    };
};