FCC-Project_Exercise-Tracker/scripts/response/parser.JS
2025-04-07 22:24:00 +08:00

49 lines
No EOL
1.1 KiB
JavaScript

/*
Modify data returned by the database connector scripts. s
*/
class DBParser {
constructor(DATA = {}, MAPPINGS = {}) {
this.data = DATA;
this.mappings = MAPPINGS;
}
/*
Modify the data for output.
@return {Object} cleaned data
*/
format () {
let ENTRIES;
/*
Map certain new keys to their orignal counterparts.
*/
function mapKeys (ORIGINAL = {}, MAPPINGS) {
let RESULT = {};
Object.entries(MAPPINGS).forEach(([NEW, OLD]) => {
RESULT[NEW] = (ORIGINAL[OLD] != null ? (typeof ORIGINAL[OLD]).includes(`str`) : false) ? ORIGINAL[OLD].trim() : ORIGINAL[OLD];
});
return RESULT;
}
if (this.data instanceof Array) {
ENTRIES = [];
(this.data.length) ? this.data.forEach((SELECTED) => {
if (SELECTED) {
let CLEANED = mapKeys(SELECTED, this.mappings);
(Object.keys(CLEANED).length) ? ENTRIES.push(CLEANED) : false;
};
}) : false;
} else if (this.data && this.data instanceof Object) {
ENTRIES = mapKeys(this.data, this.mappings);
};
this.cleaned = ENTRIES;
return (this.cleaned);
}
}
module.exports = DBParser;