Created
October 16, 2018 11:28
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Code behind https://jgc.org/lava
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| addEventListener('fetch', event => { | |
| event.respondWith(handleRequest(event.request)) | |
| }) | |
| async function handleRequest(request) { | |
| const response = await fetch("https://csprng.xyz/v1/api?length=10") | |
| if (response.status != 200) { | |
| return response | |
| } | |
| const body = await response.text() | |
| const json = JSON.parse(body) | |
| const data = atob(json.Data) | |
| var a = new ArrayBuffer(data.length * 1); | |
| var bytes = new Uint8Array(a); | |
| bytes.forEach((_, i) => { | |
| bytes[i] = data.charCodeAt(i); | |
| console.log(bytes[i]) | |
| }); | |
| var offset = 0 | |
| var html = "<html><head><title>Random Lava Lamps</title></head><body>" | |
| html += "<table>" | |
| for (row = 0; row < 4; row++) { | |
| html += "<tr>\n" | |
| for (col = 0; col < 20; col++) { | |
| html += "<td>" | |
| html += "<img src=\"https://static.jgc.org/" | |
| html += ((bytes[Math.floor(offset/8)] & 0x01) == 0x01)?"orange":"blue" | |
| html += ".png\">" | |
| html += "</td>\n" | |
| bytes[Math.floor(offset/8)] >>>= 1 | |
| offset += 1 | |
| } | |
| html += "</tr>\n" | |
| } | |
| html += "</table>" | |
| html += "</body></html>" | |
| return new Response(html, {headers: {"Content-Type": "text/html"}}) | |
| } |
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