Add paletx common & util

Add paletx common & util

Issue-ID: SDC-1130,SDC-1131

Change-Id: Ibbdd8d4fabf45637be7d44400c18d34efc15d46e
Signed-off-by: YuanHu <yuan.hu1@zte.com.cn>

1 files changed, 65 insertions, 0 deletions

diff --git a/sdc-workflow-designer-ui/src/app/paletx/util/util.ts b/sdc-workflow-designer-ui/src/app/paletx/util/util.ts
new file mode 100644
index 00000000..5df0381e
--- /dev/null
+++ b/sdc-workflow-designer-ui/src/app/paletx/util/util.ts
@@ -0,0 +1,65 @@
+export function toInteger(value: any): number {
+	return parseInt(`${value}`, 10);
+}
+
+export function toString(value: any): string {
+	return (value !== undefined && value !== null) ? `${value}` : '';
+}
+
+export function getValueInRange(value: number, max: number, min = 0): number {
+	return Math.max(Math.min(value, max), min);
+}
+
+export function isString(value: any): boolean {
+	return typeof value === 'string';
+}
+
+export function isNumber(value: any): boolean {
+	return !isNaN(toInteger(value));
+}
+
+export function isInteger(value: any): boolean {
+	return typeof value === 'number' && isFinite(value) && Math.floor(value) === value;
+}
+
+export function isDefined(value: any): boolean {
+	return value !== undefined && value !== null;
+}
+
+export function padNumber(value: number) {
+	if (isNumber(value)) {
+		return `0${value}`.slice(-2);
+	} else {
+		return '';
+	}
+}
+
+export function regExpEscape(text) {
+	return text.replace(/[-[\]{}()*+?.,\\^$|#\s]/g, '\\$&');
+}
+
+
+export function parseDate(date: Date, format) {
+	let o = {
+		'M+': date.getMonth() + 1, // month
+		'd+': date.getDate(),    // day
+		'h+': date.getHours(),   // hour
+		'm+': date.getMinutes(), // minute
+		's+': date.getSeconds(), // second
+		'q+': Math.floor((date.getMonth() + 3) / 3),  // quarter
+		'S': date.getMilliseconds() // millisecond
+	};
+	if (/(y+)/.test(format)) {
+		format = format.replace(RegExp.$1,
+			(date.getFullYear() + '').substr(4 - RegExp.$1.length));
+	}
+	for (let k in o) {
+		if (new RegExp('(' + k + ')').test(format)) {
+			format = format.replace(RegExp.$1,
+				RegExp.$1.length === 1 ? o[k] :
+					('00' + o[k]).substr(('' + o[k]).length));
+		}
+	}
+	return format;
+}
+