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author | Allan Wang <me@allanwang.ca> | 2019-05-01 16:05:19 -0700 |
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committer | Allan Wang <me@allanwang.ca> | 2019-05-01 16:05:19 -0700 |
commit | 58f4f9298b09081b3c937227828824849057a835 (patch) | |
tree | 18d2bf44637b52c9f68817253fc37d4ca699daef /app/src/web/ts/document_watcher.ts | |
parent | 576cc1a451a16f2d82ee1e41e83c420a85ded47e (diff) | |
parent | da93672c2ed6b54e0e7119a6b55715185112df3e (diff) | |
download | frost-58f4f9298b09081b3c937227828824849057a835.tar.gz frost-58f4f9298b09081b3c937227828824849057a835.tar.bz2 frost-58f4f9298b09081b3c937227828824849057a835.zip |
Merge dev
Diffstat (limited to 'app/src/web/ts/document_watcher.ts')
-rw-r--r-- | app/src/web/ts/document_watcher.ts | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/app/src/web/ts/document_watcher.ts b/app/src/web/ts/document_watcher.ts new file mode 100644 index 00000000..e671149c --- /dev/null +++ b/app/src/web/ts/document_watcher.ts @@ -0,0 +1,27 @@ +// Emit key once half the viewport is covered +(function () { + const isReady = () => { + return document.body.scrollHeight > innerHeight + 100 + }; + + if (isReady()) { + console.log('Already ready'); + Frost.isReady(); + return + } + + console.log('Injected document watcher'); + + const observer = new MutationObserver(() => { + if (isReady()) { + observer.disconnect(); + Frost.isReady(); + console.log(`Documented surpassed height in ${performance.now()}`); + } + }); + + observer.observe(document, { + childList: true, + subtree: true + }) +}).call(undefined); |