guide: making a desktop app, update look, pear-ctrl, tweaks
dmc
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Before Width: | Height: | Size: 49 KiB After Width: | Height: | Size: 42 KiB |
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Before Width: | Height: | Size: 56 KiB After Width: | Height: | Size: 53 KiB |
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Before Width: | Height: | Size: 51 KiB After Width: | Height: | Size: 46 KiB |
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Before Width: | Height: | Size: 72 KiB After Width: | Height: | Size: 69 KiB |
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Before Width: | Height: | Size: 72 KiB After Width: | Height: | Size: 69 KiB |
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Before Width: | Height: | Size: 78 KiB |
@@ -21,10 +21,47 @@ Start by defining the app's layout in `index.html`:
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<html>
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<head>
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<style>
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pear-ctrl {
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margin-top: 9px;
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margin-left: 9px;
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position: absolute;
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}
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pear-ctrl[data-platform="darwin"] { float: left; margin-top: 4px; }
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pear-ctrl:after {
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content: '';
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display: block;
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height: 1.8rem;
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position: fixed;
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z-index: -1;
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left: 0;
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top: 0;
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width: 100%;
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background-color: #B0D94413;
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filter: drop-shadow(2px 10px 6px #888);
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}
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button, input {
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all: unset;
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border: 1px ridge #B0D944;
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background: #000;
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color: #B0D944;
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padding: .45rem;
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font-family: monospace;
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font-size: 1rem;
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line-height: 1rem;
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}
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body {
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background-color: #001601;
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font-family: monospace;
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margin: 0;
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padding: 0;
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}
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main {
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display: flex;
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height: 100vh;
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background-color: #3592C3;
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color: white;
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justify-content: center;
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margin: 0;
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@@ -35,6 +72,10 @@ Start by defining the app's layout in `index.html`:
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display: none !important;
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}
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#or {
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margin: 1.5rem auto;
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}
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#setup {
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display: flex;
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flex-direction: column;
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@@ -50,9 +91,15 @@ Start by defining the app's layout in `index.html`:
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display: flex;
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flex-direction: column;
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width: 100vw;
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padding: .75rem;
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}
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#header {
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margin-top: 2.2rem;
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margin-bottom: 0.75rem;
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}
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#details {
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display: flex;
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justify-content: space-between;
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}
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@@ -74,35 +121,40 @@ Start by defining the app's layout in `index.html`:
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<script type='module' src='./app.js'></script>
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</head>
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<body>
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<div id="setup">
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<div>
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<button id="create-chat-room">Create chat room</button>
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<pear-ctrl></pear-ctrl>
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<main>
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<div id="setup">
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<div>
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<button id="create-chat-room">Create</button>
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</div>
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<div id="or">
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- or -
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</div>
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<form id="join-form">
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<button type="submit" id="join-chat-room">Join</button>
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<input required id="join-chat-room-topic" type="text" placeholder="Chat room Topic" />
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</form>
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</div>
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<div>
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- or -
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</div>
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<div>
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<button id="join-chat-room">Join chat room</button>
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<input id="join-chat-room-topic" type="text" placeholder="Topic for chat room" />
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<div id="loading" class="hidden">Loading ...</div>
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<div id="chat" class="hidden">
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<div id="header">
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<div id="details">
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<div>
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Topic: <span id="chat-room-topic"></span>
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</div>
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<div>
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Peers: <span id="peers-count">0</span>
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</div>
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</div>
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</div>
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<div id="messages"></div>
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<form id="message-form">
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<input id="message" type="text" />
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<input type="submit" value="Send" />
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</form>
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</div>
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</div>
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<div id="loading" class="hidden">Loading ...</div>
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<div id="chat" class="hidden">
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<div id="header">
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<div>
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Topic: <span id="chat-room-topic"></span>
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</div>
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<div>
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Peers: <span id="peers-count">0</span>
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</div>
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</div>
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<div id="messages"></div>
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<form id="message-form">
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<input id="message" type="text" />
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<input type="submit" value="Send" />
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</form>
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</div>
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</body>
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</main>
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</html>
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```
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@@ -124,7 +176,7 @@ The app uses these modules:
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Install the dependencies with:
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```
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npm i hyperswarm hypercore-crypto b4a
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npm install hyperswarm hypercore-crypto b4a
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```
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@@ -158,7 +210,7 @@ swarm.on('update', () => {
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})
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document.querySelector('#create-chat-room').addEventListener('click', createChatRoom)
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document.querySelector('#join-chat-room').addEventListener('click', joinChatRoom)
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document.querySelector('#join-form').addEventListener('submit', joinChatRoom)
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document.querySelector('#message-form').addEventListener('submit', sendMessage)
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async function createChatRoom() {
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@@ -167,7 +219,8 @@ async function createChatRoom() {
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joinSwarm(topicBuffer)
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}
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async function joinChatRoom () {
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async function joinChatRoom (e) {
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e.preventDefault()
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const topicStr = document.querySelector('#join-chat-room-topic').value
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const topicBuffer = b4a.from(topicStr, 'hex')
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joinSwarm(topicBuffer)
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@@ -214,17 +267,21 @@ function onMessageAdded (from, message) {
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Open two app instances by running `pear dev` in two terminals.
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In the first app, click on `Create chat room`. A random topic will appear at the top.
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In the first app, click on `Create`. A random topic will appear at the top.
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Note that topics consist of 64 hexadecimal characters (32 bytes).
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Paste the topic into the second app, then click on `Join chat room`.
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<p align="center">
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<img src="../assets/chat-app-4a.png" alt="The first app, with the topic"> <img src="../assets/chat-app-4b.png" alt="Second app, using topic from the first">
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<img src="../assets/chat-app-4a.png" alt="The first app, with the topic">
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</p>
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Once connected, messages can be send between the applications.
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Paste the topic into the second app, then click on `Join`.
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<p align="center">
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<img src="../assets/chat-app-4b.png" alt="Second app, using topic from the first">
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</p>
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Once connected, messages can be sent between each chat application.
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<p align="center">
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<img src="../assets/chat-app-5a.png" alt="View from the first app"> <img src="../assets/chat-app-5b.png" alt="View from the second app">
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@@ -56,7 +56,7 @@ Open `package.json` and update it to:
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...
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"pear": {
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"gui": {
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"backgroundColor": "#3592C3",
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"backgroundColor": "#012a02",
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"height": 400,
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"width": 700
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}
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