@comodinx/query-parser/dist/fields.js

@comodinx/query-parser is a module for parser query parameters on ORM object (sequelize).

"use strict";
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Object.defineProperty(exports, "__esModule", { value: true });
exports.parseFields = void 0;
const lodash_1 = require("lodash");
const sequelize_1 = require("sequelize");
const properties_1 = require("./properties");
const constants = __importStar(require("./constants"));
//
// source code
//
const parseFields = (query, options = {}) => {
    if (!query || !query.fields) {
        return;
    }
    const concatenator = query.fieldsGroupConcatenator ||
        options.fieldsGroupConcatenator ||
        constants.fieldGroupConcatenator;
    const result = (0, properties_1.parseProperties)(query, "fields", { ...options, skipFirstLevelProperty: true });
    if (result && result.fields) {
        const fields = (0, lodash_1.map)(result.fields, (field) => {
            const parts = field.split(concatenator);
            if (parts.length <= 1) {
                return field;
            }
            const [functionName, fieldName, alias, ...rest] = parts;
            return [
                (0, sequelize_1.fn)(functionName, (0, sequelize_1.col)(fieldName), ...rest),
                alias ?? (fieldName !== constants.fieldAllIndicator ? fieldName : functionName)
            ];
        });
        result.fields =
            fields && fields.length === 1 && fields[0] === constants.fieldAllIndicator ? null : fields;
    }
    return result;
};
exports.parseFields = parseFields;