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December 15, 2017 03:19
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Full initial Cloud Firestore page
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| <!DOCTYPE html> | |
| <html> | |
| <head> | |
| <meta charset="utf-8"> | |
| <meta name="viewport" content="width=device-width, initial-scale=1"> | |
| <title>ComputasBrann Notes</title> | |
| <!-- update the version number as needed --> | |
| <script defer src="/__/firebase/4.8.0/firebase.js"></script> | |
| <!-- include only the Firebase features as you need --> | |
| <script defer src="/__/firebase/4.8.0/firebase-auth.js"></script> | |
| <script defer src="/__/firebase/4.8.0/firebase-firestore.js"></script> | |
| <style media="screen"> | |
| html{ | |
| background: #CCC; | |
| font-family: Monaco, monospace; | |
| font-size: 14px; | |
| color: #444; | |
| line-height: 1.4; | |
| max-width: 60rem; | |
| margin: 0 auto; | |
| height: 100%; | |
| } | |
| body{ | |
| background: #F0F1F1; | |
| padding: 100px; | |
| height: 100%; | |
| } | |
| #note{ | |
| height: 100%; | |
| } | |
| </style> | |
| </head> | |
| <body> | |
| <div id="note" contenteditable></div> | |
| <script> | |
| // https://stackoverflow.com/a/2117523 | |
| function uuidv4() { | |
| return ([1e7]+-1e3+-4e3+-8e3+-1e11).replace( | |
| /[018]/g, | |
| c => (c ^ crypto.getRandomValues(new Uint8Array(1))[0] & 15 >> c / 4).toString(16) | |
| ); | |
| } | |
| document.addEventListener('DOMContentLoaded', function() { | |
| // // 🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥 | |
| // // The Firebase SDK is initialized and available here! | |
| // // 🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥 | |
| noteId = window.location.hash; | |
| project = "computasbrann-example"; | |
| firebase.initializeApp({ | |
| authDomain:project+".firebaseapp.com", | |
| projectId:project | |
| }); | |
| var dbClient=null; | |
| var uuid = uuidv4(); | |
| firebase.firestore().enablePersistence().then(function(){ | |
| dbClient = firebase.firestore(); | |
| noteElement = document.getElementById("note"); | |
| noteDocument = dbClient.collection("notes").doc(noteId); | |
| noteElement.oninput = function(){ | |
| noteDocument.set({ | |
| owner: uuid, | |
| text: this.innerHTML | |
| }); | |
| }; | |
| noteDocument.set({owner:0}, {merge: true}); | |
| noteDocument.onSnapshot(function(documentSnapshot){ | |
| noteData = documentSnapshot.data(); | |
| if(noteData.owner !== uuid ) { | |
| noteElement.innerHTML = noteData.text || ''; | |
| } | |
| }); | |
| }); | |
| }); | |
| </script> | |
| </body> | |
| </html> |
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