pad

commit

78db3410636c877607cd3493bcd7a7efaec89528

parent

a10f0508d6e7ea0039a5e83039e402548341de82

Author

Tobias Bengfort <tobias.bengfort@posteo.de>

Date

2020-05-06 12:51

simplify throttle by removing leading call

not relevevant for our case as the leading call usually only has a
single change.

Diffstat

2 files changed, 8 insertions, 18 deletions

diff --git a/static/pad.js b/static/pad.js

@@ -82,7 +82,7 @@ via.listen(room, function(msg) {
   82    82 	}
   83    83 });
   84    84 
   85    -1 window.addEventListener('beforeunload', backup.unblock);
   -1    85 window.addEventListener('beforeunload', backup.wrapped);
   86    86 window.addEventListener('offline', function() {
   87    87 	el.readOnly = true;
   88    88 });

diff --git a/static/utils.js b/static/utils.js

@@ -11,27 +11,17 @@ export var randomString = function(length) {
   11    11 
   12    12 export var throttled = function(fn, timeout) {
   13    13 	var blocked = false;
   14    -1 	var needsCall = false;
   15    -1 
   16    -1 	var unblock = function() {
   17    -1 		blocked = false;
   18    -1 		if (needsCall) {
   19    -1 			wrapper();
   20    -1 		}
   21    -1 	};
   22    14 
   23    15 	var wrapper = function() {
   24    -1 		if (blocked) {
   25    -1 			needsCall = true;
   26    -1 			return;
   -1    16 		if (!blocked) {
   -1    17 			blocked = true;
   -1    18 			setTimeout(function() {
   -1    19 				fn();
   -1    20 				blocked = false;
   -1    21 			}, timeout);
   27    22 		}
   28    -1 
   29    -1 		fn();
   30    -1 		blocked = true;
   31    -1 		needsCall = false;
   32    -1 		setTimeout(unblock, timeout);
   33    23 	};
   34    24 
   35    -1 	wrapper.unblock = unblock;
   -1    25 	wrapper.wrapped = fn;
   36    26 	return wrapper;
   37    27 };