Add buffer switcher

4 files changed, 202 insertions, 3 deletions

diff --git a/components/app.js b/components/app.js
index a03684a..3987749 100644
--- a/components/app.js
+++ b/components/app.js
@@ -13,6 +13,7 @@ import AuthForm from "./auth-form.js";
 import RegisterForm from "./register-form.js";
 import VerifyForm from "./verify-form.js";
 import SettingsForm from "./settings-form.js";
+import SwitcherForm from "./switcher-form.js";
 import Composer from "./composer.js";
 import ScrollManager from "./scroll-manager.js";
 import Dialog from "./dialog.js";
@@ -226,6 +227,7 @@ export default class App extends Component {
 		this.handleOpenSettingsClick = this.handleOpenSettingsClick.bind(this);
 		this.handleSettingsChange = this.handleSettingsChange.bind(this);
 		this.handleSettingsDisconnect = this.handleSettingsDisconnect.bind(this);
+		this.handleSwitchSubmit = this.handleSwitchSubmit.bind(this);
 
 		this.state.settings = {
 			...this.state.settings,
@@ -1903,6 +1905,13 @@ export default class App extends Component {
 		this.disconnectAll();
 	}
 
+	handleSwitchSubmit(buf) {
+		this.dismissDialog();
+		if (buf) {
+			this.switchBuffer(buf);
+		}
+	}
+
 	componentDidMount() {
 		this.baseTitle = document.title;
 		setupKeybindings(this);
@@ -2090,6 +2099,17 @@ export default class App extends Component {
 				</>
 			`;
 			break;
+		case "switch":
+			dialog = html`
+				<${Dialog} title="Switch to a channel or user" onDismiss=${this.dismissDialog}>
+					<${SwitcherForm}
+						buffers=${this.state.buffers}
+						servers=${this.state.servers}
+						bouncerNetworks=${this.state.bouncerNetworks}
+						onSubmit=${this.handleSwitchSubmit}/>
+				</>
+			`;
+			break;
 		}
 
 		let error = null;
diff --git a/components/switcher-form.js b/components/switcher-form.js
new file mode 100644
index 0000000..8838191
--- /dev/null
+++ b/components/switcher-form.js
@@ -0,0 +1,141 @@
+import { html, Component } from "../lib/index.js";
+import { BufferType, getBufferURL, getServerName } from "../state.js";
+
+class SwitcherItem extends Component {
+	constructor(props) {
+		super(props);
+
+		this.handleClick = this.handleClick.bind(this);
+	}
+
+	handleClick(event) {
+		event.preventDefault();
+		this.props.onClick();
+	}
+
+	render() {
+		let class_ = this.props.selected ? "selected" : "";
+
+		return html`
+			<li>
+				<a
+					href=${getBufferURL(this.props.buffer)}
+					class=${class_}
+					onClick=${this.handleClick}
+				>
+					<span class="server">
+						${getServerName(this.props.server, this.props.bouncerNetwork)}
+					</span>
+					${this.props.buffer.name}
+				</a>
+			</li>
+		`;
+	}
+}
+
+export default class SwitcherForm extends Component {
+	state = {
+		query: "",
+		selected: 0,
+	};
+
+	constructor(props) {
+		super(props);
+
+		this.handleInput = this.handleInput.bind(this);
+		this.handleSubmit = this.handleSubmit.bind(this);
+		this.handleKeyUp = this.handleKeyUp.bind(this);
+	}
+
+	getSuggestions() {
+		let query = this.state.query.toLowerCase();
+
+		let l = [];
+		for (let buf of this.props.buffers.values()) {
+			if (buf.type === BufferType.SERVER) {
+				continue;
+			}
+			if (query !== "" && !buf.name.toLowerCase().includes(query)) {
+				continue;
+			}
+			l.push(buf);
+			if (l.length >= 20) {
+				break;
+			}
+		}
+		return l;
+	}
+
+	handleInput(event) {
+		let target = event.target;
+		this.setState({ [target.name]: target.value });
+	}
+
+	handleSubmit(event) {
+		event.preventDefault();
+		this.props.onSubmit(this.getSuggestions()[this.state.selected]);
+	}
+
+	handleKeyUp(event) {
+		switch (event.key) {
+		case "ArrowUp":
+			event.stopPropagation();
+			this.move(-1);
+			break;
+		case "ArrowDown":
+			event.stopPropagation();
+			this.move(1);
+			break;
+		}
+	}
+
+	move(delta) {
+		let numSuggestions = this.getSuggestions().length;
+		this.setState((state) => {
+			return {
+				selected: (state.selected + delta + numSuggestions) % numSuggestions,
+			};
+		});
+	}
+
+	render() {
+		let items = this.getSuggestions().map((buf, i) => {
+			let server = this.props.servers.get(buf.server);
+
+			let bouncerNetwork = null;
+			if (server.bouncerNetID) {
+				bouncerNetwork = this.props.bouncerNetworks.get(server.bouncerNetID);
+			}
+
+			return html`
+				<${SwitcherItem}
+					buffer=${buf}
+					server=${server}
+					bouncerNetwork=${bouncerNetwork}
+					selected=${this.state.selected === i}
+					onClick=${() => this.props.onSubmit(buf)}
+				/>
+			`;
+		});
+
+		return html`
+			<form
+				onInput=${this.handleInput}
+				onSubmit=${this.handleSubmit}
+				onKeyUp=${this.handleKeyUp}
+			>
+				<input
+					type="search"
+					name="query"
+					value=${this.state.query}
+					placeholder="Filter"
+					autocomplete="off"
+					autofocus
+				/>
+				<ul class="switcher-list">
+					${items}
+				</ul>
+			</form>
+		`;
+	}
+}
diff --git a/keybindings.js b/keybindings.js
index dc76c5a..c8c4984 100644
--- a/keybindings.js
+++ b/keybindings.js
@@ -94,6 +94,14 @@ export const keybindings = [
 			}
 		},
 	},
+	{
+		key: "k",
+		ctrlKey: true,
+		description: "Switch to a buffer",
+		execute: (app) => {
+			app.openDialog("switch");
+		},
+	},
 ];
 
 export function setup(app) {
diff --git a/style.css b/style.css
index 57857ec..2e7728c 100644
--- a/style.css
+++ b/style.css
@@ -352,7 +352,8 @@ form input[type="text"],
 form input[type="username"],
 form input[type="password"],
 form input[type="url"],
-form input[type="email"] {
+form input[type="email"],
+form input[type="search"] {
 	box-sizing: border-box;
 	width: 100%;
 	font-family: inherit;
@@ -561,6 +562,29 @@ kbd {
 	border-radius: 3px;
 }
 
+ul.switcher-list {
+	list-style-type: none;
+	margin: 0;
+	padding: 0;
+	margin-top: 10px;
+}
+ul.switcher-list li a {
+	display: inline-block;
+	width: 100%;
+	padding: 5px 10px;
+	margin: 4px 0;
+	box-sizing: border-box;
+	text-decoration: none;
+	color: inherit;
+}
+ul.switcher-list li a.selected {
+	background-color: rgba(0, 0, 0, 0.1);
+}
+ul.switcher-list .server {
+	float: right;
+	opacity: 0.8;
+}
+
 @media (prefers-color-scheme: dark) {
 	html {
 		scrollbar-color: var(--gray) transparent;
@@ -588,7 +612,8 @@ kbd {
 	form input[type="username"],
 	form input[type="password"],
 	form input[type="url"],
-	form input[type="email"] {
+	form input[type="email"],
+	form input[type="search"] {
 		color: #ffffff;
 		background: var(--sidebar-background);
 		border: 1px solid #495057;
@@ -598,7 +623,8 @@ kbd {
 	form input[type="username"]:focus,
 	form input[type="password"]:focus,
 	form input[type="url"]:focus,
-	form input[type="email"]:focus {
+	form input[type="email"]:focus,
+	form input[type="search"]:focus {
 		outline: 0;
 		border-color: #3897ff;
 	}
@@ -677,6 +703,10 @@ kbd {
 		border: 1px solid var(--outline-color);
 		box-shadow: inset 0 -1px 0 var(--outline-color);
 	}
+
+	ul.switcher-list li a.selected {
+		background-color: rgba(255, 255, 255, 0.1);
+	}
 }
 
 @media (max-width: 640px) {