`fitWidth` for `video-miniature`, fluid grid (#2830)

[oweals/peertube.git] / client / src / app / shared / misc / utils.ts

diff --git a/client/src/app/shared/misc/utils.ts b/client/src/app/shared/misc/utils.ts
index f26240d216eee3461aab8d85eb20f12326d386b0..bc3ab85b3c4d276f82918a570fd195348480202d 100644 (file)
--- a/client/src/app/shared/misc/utils.ts
+++ b/client/src/app/shared/misc/utils.ts
@@ -1,9 +1,8 @@
-// Thanks: https://stackoverflow.com/questions/901115/how-can-i-get-query-string-values-in-javascript
-
 import { DatePipe } from '@angular/common'
 import { environment } from '../../../environments/environment'
 import { AuthService } from '../../core/auth'
 
+// Thanks: https://stackoverflow.com/questions/901115/how-can-i-get-query-string-values-in-javascript
 function getParameterByName (name: string, url: string) {
   if (!url) url = window.location.href
   name = name.replace(/[\[\]]/g, '\\$&')
@@ -60,7 +59,9 @@ function durationToString (duration: number) {
   const secondsPadding = seconds >= 10 ? '' : '0'
   const displayedHours = hours > 0 ? hours.toString() + ':' : ''
 
-  return displayedHours + minutesPadding + minutes.toString() + ':' + secondsPadding + seconds.toString()
+  return (
+    displayedHours + minutesPadding + minutes.toString() + ':' + secondsPadding + seconds.toString()
+  ).replace(/^0/, '')
 }
 
 function immutableAssign <A, B> (target: A, source: B) {
@@ -169,6 +170,26 @@ function importModule (path: string) {
   })
 }
 
+function isInViewport (el: HTMLElement) {
+  const bounding = el.getBoundingClientRect()
+  return (
+      bounding.top >= 0 &&
+      bounding.left >= 0 &&
+      bounding.bottom <= (window.innerHeight || document.documentElement.clientHeight) &&
+      bounding.right <= (window.innerWidth || document.documentElement.clientWidth)
+  )
+}
+
+function isXPercentInViewport (el: HTMLElement, percentVisible: number) {
+  const rect = el.getBoundingClientRect()
+  const windowHeight = (window.innerHeight || document.documentElement.clientHeight)
+
+  return !(
+    Math.floor(100 - (((rect.top >= 0 ? 0 : rect.top) / +-(rect.height / 1)) * 100)) < percentVisible ||
+    Math.floor(100 - ((rect.bottom - windowHeight) / rect.height) * 100) < percentVisible
+  )
+}
+
 export {
   sortBy,
   durationToString,
@@ -183,5 +204,7 @@ export {
   objectLineFeedToHtml,
   removeElementFromArray,
   importModule,
-  scrollToTop
+  scrollToTop,
+  isInViewport,
+  isXPercentInViewport
 }