module.exports = Self => {
    Self.remoteMethodCtx('getBalance', {
        description: 'Returns the ',
        accessType: 'READ',
        accepts: [{
            arg: 'filter',
            type: 'Object',
            required: true,
            description: 'Filter defining where and paginated data',
            http: {source: 'query'}
        }],
        returns: {
            type: ['Object'],
            root: true
        },
        http: {
            path: `/getBalance`,
            verb: 'GET'
        },
        noLimit: true
    });

    Self.getBalance = async(ctx, filter, options) => {
        const myOptions = {userId: ctx.req.accessToken.userId};

        if (typeof options == 'object')
            Object.assign(myOptions, options);

        const where = filter.where;
        const query = 'CALL vn.item_getBalance(?, ?, ?)';
        if (where?.date) {
            where.date = new Date(where.date);
            where.date.setHours(0, 0, 0, 0);
        }
        const [diary] = await Self.rawSql(query, [where.itemFk, where.warehouseFk, where.date], myOptions);
        for (const entry of diary)
            if (entry.clientType === 'loses') entry.highlighted = true;

        return diary;
    };
};