handling am/pm

This commit is contained in:
2024-08-26 12:59:03 -06:00
parent cafe04faf6
commit 1459655b90
2 changed files with 31 additions and 19 deletions

View File

@@ -1,39 +1,52 @@
export const getDateFromString = (value: string) => {
// Updated regex to match both formats: "MM/DD/YYYY HH:mm:ss" and "M/D/YYYY h:mm:ss AM/PM"
const validDateRegex = /^\d{1,2}\/\d{1,2}\/\d{4} \d{1,2}:\d{2}:\d{2}(?:\s?[APap][Mm])?$/;
if (!validDateRegex.test(value)) {
console.log("invalid date format", value);
return undefined;
}
const [datePart, timePartWithMeridian] = value.split(" ");
const _getDateFromAMPM = (datePart: string, timePartWithMeridian: string): Date | undefined => {
const [day, month, year] = datePart.split("/").map(Number);
let [timePart, meridian] = timePartWithMeridian.split(" ");
const [timePart, meridian] = timePartWithMeridian.split(" ");
const [hours, minutes, seconds] = timePart.split(":").map(Number);
let adjustedHours = hours;
if (meridian) {
meridian = meridian.toUpperCase();
if (meridian === "PM" && hours < 12) {
const upperMeridian = meridian.toUpperCase();
if (upperMeridian === "PM" && hours < 12) {
adjustedHours += 12;
} else if (meridian === "AM" && hours === 12) {
} else if (upperMeridian === "AM" && hours === 12) {
adjustedHours = 0;
}
}
const date = new Date(year, month - 1, day, adjustedHours, minutes, seconds);
return isNaN(date.getTime()) ? undefined : date;
};
if (isNaN(date.getTime())) {
console.log("could not parse time out of value", value);
const _getDateFromMilitary = (datePart: string, timePart: string): Date | undefined => {
const [day, month, year] = datePart.split("/").map(Number);
const [hours, minutes, seconds] = timePart.split(":").map(Number);
const date = new Date(year, month - 1, day, hours, minutes, seconds);
return isNaN(date.getTime()) ? undefined : date;
};
export const getDateFromString = (value: string): Date | undefined => {
// Regex for AM/PM format: "M/D/YYYY h:mm:ss AM/PM"
const ampmDateRegex = /^\d{1,2}\/\d{1,2}\/\d{4} \d{1,2}:\d{2}:\d{2}\s{1}[APap][Mm]$/;
// Regex for military time format: "MM/DD/YYYY HH:mm:ss"
const militaryDateRegex = /^\d{1,2}\/\d{1,2}\/\d{4} \d{1,2}:\d{2}:\d{2}$/;
if (ampmDateRegex.test(value)) {
const [datePart, timePartWithMeridian] = value.split(/[\s\u202F]+/);
return _getDateFromAMPM(datePart, timePartWithMeridian);
} else if (militaryDateRegex.test(value)) {
const [datePart, timePart] = value.split(" ");
return _getDateFromMilitary(datePart, timePart);
} else {
console.log("invalid date format", value);
return undefined;
}
return date;
};
export const verifyDateStringOrUndefined = (
value: string
): string | undefined => {