shyft/lib/graphqlProtocol/sort.js

Model driven GraphQL API framework

"use strict";
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    __setModuleDefault(result, mod);
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Object.defineProperty(exports, "__esModule", { value: true });
exports.generateSortInput = void 0;
var graphql_1 = require("graphql");
var _ = __importStar(require("lodash"));
var ProtocolGraphQL_1 = require("./ProtocolGraphQL");
var Entity_1 = require("../engine/entity/Entity");
var ShadowEntity_1 = require("../engine/entity/ShadowEntity");
var registry_1 = require("./registry");
var generateSortInput = function (entity) {
    var protocolConfiguration = ProtocolGraphQL_1.ProtocolGraphQL.getProtocolConfiguration();
    var storageType = entity.storageType;
    var sortNames = {};
    var defaultSortValue;
    _.forEach(entity.getAttributes(), function (attribute) {
        if (attribute.hidden || attribute.mutationInput) {
            return;
        }
        var gqlFieldName = registry_1.getRegisteredEntityAttribute(entity.name, attribute.name).fieldName;
        var storageDataType;
        if (Entity_1.isEntity(attribute.type) || ShadowEntity_1.isShadowEntity(attribute.type)) {
            var targetPrimaryAttribute = attribute.type.getPrimaryAttribute();
            storageDataType = storageType.convertToStorageDataType(targetPrimaryAttribute.type);
        }
        else {
            storageDataType = storageType.convertToStorageDataType(attribute.type);
        }
        if (!storageDataType.isSortable) {
            return;
        }
        var keyAsc = protocolConfiguration.generateSortKeyName(attribute, true);
        var keyDesc = protocolConfiguration.generateSortKeyName(attribute, false);
        // add ascending key
        sortNames[keyAsc] = {
            description: "Order by **`" + gqlFieldName + "`** ascending",
            value: {
                attribute: attribute.name,
                direction: 'ASC',
            },
        };
        if (attribute.primary) {
            defaultSortValue = sortNames[keyAsc].value;
        }
        // add descending key
        sortNames[keyDesc] = {
            description: "Order by **`" + gqlFieldName + "`** descending",
            value: {
                attribute: attribute.name,
                direction: 'DESC',
            },
        };
    });
    if (_.isEmpty(sortNames)) {
        return null;
    }
    var sortInputType = new graphql_1.GraphQLEnumType({
        name: protocolConfiguration.generateSortInputTypeName(entity),
        values: sortNames,
    });
    if (!defaultSortValue) {
        defaultSortValue = sortInputType.getValues()[0].value;
    }
    return {
        type: new graphql_1.GraphQLList(sortInputType),
        description: 'Order list by a single or multiple attributes',
        defaultValue: [defaultSortValue],
    };
};
exports.generateSortInput = generateSortInput;