const mergeFilters = require('vn-loopback/util/filter').mergeFilters;
module.exports = Self => {
    Self.remoteMethodCtx('editableStates', {
        description: 'Gets the editable states according the user role ',
        accessType: 'READ',
        accepts: {
            arg: 'filter',
            type: 'object'
        },
        returns: {
            type: ['object'],
            root: true
        },
        http: {
            path: `/editableStates`,
            verb: 'GET'
        }
    });

    Self.editableStates = async(ctx, filter, options) => {
        const models = Self.app.models;
        const userId = ctx.req.accessToken.userId;
        const myOptions = {...(options || {})};

        const isProduction = await models.VnUser.hasRole(userId, 'production', myOptions);
        const isAdministrative = await models.VnUser.hasRole(userId, 'administrative', myOptions);

        const where = (isProduction || isAdministrative) ? undefined : {alertLevel: 0};

        filter = mergeFilters(filter, {where});

        const states = await models.State.find(filter, myOptions);

        return states;
    };
};