Files
custum-hyprpanel/src/lib/utils.ts
davfsa 636f031b77 Code cleanup (#719)
- Remove random call to `print`
- Remove double declaration of notifdService
2025-01-12 23:53:32 -08:00

454 lines
15 KiB
TypeScript

import { BarModule, NotificationAnchor, PositionAnchor } from './types/options';
import { OSDAnchor } from './types/options';
import icons, { substitutes } from './icons/icons';
import GLib from 'gi://GLib?version=2.0';
import GdkPixbuf from 'gi://GdkPixbuf';
import { NotificationArgs } from './types/notification';
import { namedColors } from './constants/colors';
import { distroIcons } from './constants/distro';
import { distro } from './variables';
import options from '../options';
import { Astal, Gdk, Gtk } from 'astal/gtk3';
import AstalApps from 'gi://AstalApps?version=0.1';
import { exec, execAsync } from 'astal/process';
/**
* Handles errors by throwing a new Error with a message.
*
* This function takes an error object and throws a new Error with the provided message or a default message.
* If the error is an instance of Error, it uses the error's message. Otherwise, it converts the error to a string.
*
* @param error The error to handle.
*
* @throws Throws a new error with the provided message or a default message.
*/
export function errorHandler(error: unknown): never {
if (error instanceof Error) {
throw new Error(error.message);
}
throw new Error(String(error));
}
/**
* Looks up an icon by name and size.
*
* This function retrieves an icon from the default icon theme based on the provided name and size.
* If the name is not provided, it returns null.
*
* @param name The name of the icon to look up.
* @param size The size of the icon to look up. Defaults to 16.
*
* @returns The Gtk.IconInfo object if the icon is found, or null if not found.
*/
export function lookUpIcon(name?: string, size = 16): Gtk.IconInfo | null {
if (!name) return null;
return Gtk.IconTheme.get_default().lookup_icon(name, size, Gtk.IconLookupFlags.USE_BUILTIN);
}
/**
* Retrieves all unique layout items from the bar options.
*
* This function extracts all unique layout items from the bar options defined in the `options` object.
* It iterates through the layouts for each monitor and collects items from the left, middle, and right sections.
*
* @returns An array of unique layout items.
*/
export function getLayoutItems(): BarModule[] {
const { layouts } = options.bar;
const itemsInLayout: BarModule[] = [];
Object.keys(layouts.get()).forEach((monitor) => {
const leftItems = layouts.get()[monitor].left;
const rightItems = layouts.get()[monitor].right;
const middleItems = layouts.get()[monitor].middle;
itemsInLayout.push(...leftItems);
itemsInLayout.push(...middleItems);
itemsInLayout.push(...rightItems);
});
return [...new Set(itemsInLayout)];
}
/**
* Retrieves the appropriate icon based on the provided name and fallback.
*
* This function returns a substitute icon if available, the original name if it exists as a file, or a fallback icon.
* It also logs a message if no substitute icon is found.
*
* @param name The name of the icon to look up.
* @param fallback The fallback icon to use if the name is not found. Defaults to `icons.missing`.
*
* @returns The icon name or the fallback icon.
*/
export function icon(name: string | null, fallback = icons.missing): string {
const validateSubstitute = (name: string): name is keyof typeof substitutes => name in substitutes;
if (!name) return fallback || '';
if (GLib.file_test(name, GLib.FileTest.EXISTS)) return name;
let icon: string = name;
if (validateSubstitute(name)) {
icon = substitutes[name];
}
if (lookUpIcon(icon)) return icon;
console.log(`no icon substitute "${icon}" for "${name}", fallback: "${fallback}"`);
return fallback;
}
/**
* Executes a bash command asynchronously.
*
* This function runs a bash command using `execAsync` and returns the output as a string.
* It handles errors by logging them and returning an empty string.
*
* @param strings The command to execute as a template string or a regular string.
* @param values Additional values to interpolate into the command.
*
* @returns A promise that resolves to the command output as a string.
*/
export async function bash(strings: TemplateStringsArray | string, ...values: unknown[]): Promise<string> {
const cmd =
typeof strings === 'string' ? strings : strings.flatMap((str, i) => str + `${values[i] ?? ''}`).join('');
return execAsync(['bash', '-c', cmd]).catch((err) => {
console.error(cmd, err);
return '';
});
}
/**
* Executes a shell command asynchronously.
*
* This function runs a shell command using `execAsync` and returns the output as a string.
* It handles errors by logging them and returning an empty string.
*
* @param cmd The command to execute as a string or an array of strings.
*
* @returns A promise that resolves to the command output as a string.
*/
export async function sh(cmd: string | string[]): Promise<string> {
return execAsync(cmd).catch((err) => {
console.error(typeof cmd === 'string' ? cmd : cmd.join(' '), err);
return '';
});
}
/**
* Generates an array of JSX elements for each monitor.
*
* This function creates an array of JSX elements by calling the provided widget function for each monitor.
* It uses the number of monitors available in the default Gdk display.
*
* @param widget A function that takes a monitor index and returns a JSX element.
*
* @returns An array of JSX elements, one for each monitor.
*/
export function forMonitors(widget: (monitor: number) => JSX.Element): JSX.Element[] {
const n = Gdk.Display.get_default()?.get_n_monitors() || 1;
return range(n, 0).flatMap(widget);
}
/**
* Generates an array of numbers within a specified range.
*
* This function creates an array of numbers starting from the `start` value up to the specified `length`.
*
* @param length The length of the array to generate.
* @param start The starting value of the range. Defaults to 1.
*
* @returns An array of numbers within the specified range.
*/
export function range(length: number, start = 1): number[] {
return Array.from({ length }, (_, i) => i + start);
}
/**
* Checks if all specified dependencies are available.
*
* This function verifies the presence of the specified binaries using the `which` command.
* It logs a warning and sends a notification if any dependencies are missing.
*
* @param bins The list of binaries to check.
*
* @returns True if all dependencies are found, false otherwise.
*/
export function dependencies(...bins: string[]): boolean {
const missing = bins.filter((bin) => {
try {
exec(`which ${bin}`);
return false;
} catch (e) {
console.error(e);
return true;
}
});
if (missing.length > 0) {
console.warn(Error(`missing dependencies: ${missing.join(', ')}`));
Notify({
summary: 'Dependencies not found!',
body: `The following dependencies are missing: ${missing.join(', ')}`,
iconName: icons.ui.warning,
});
}
return missing.length === 0;
}
/**
* Launches an application in a detached process.
*
* This function runs the specified application executable in the background using a bash command.
* It also increments the application's frequency counter.
*
* @param app The application to launch.
*/
export function launchApp(app: AstalApps.Application): void {
const exe = app.executable
.split(/\s+/)
.filter((str) => !str.startsWith('%') && !str.startsWith('@'))
.join(' ');
bash(`${exe} &`);
app.frequency += 1;
}
/**
* Checks if the provided filepath is a valid image.
*
* This function attempts to load an image from the specified filepath using GdkPixbuf.
* If the image is successfully loaded, it returns true. Otherwise, it logs an error and returns false.
*
* Note: Unlike GdkPixbuf, this function will normalize the given path.
*
* @param imgFilePath The path to the image file.
*
* @returns True if the filepath is a valid image, false otherwise.
*/
export function isAnImage(imgFilePath: string): boolean {
try {
GdkPixbuf.Pixbuf.new_from_file(normalizePath(imgFilePath));
return true;
} catch (error) {
console.info(error);
return false;
}
}
/**
* Normalize a path to the absolute representation of the path.
*
* Note: This will only expand '~' if present. Path traversal is not supported.
*
* @param path The path to normalize.
*
* @returns The normalized path.
*/
export function normalizePath(path: string): string {
if (path.charAt(0) == '~') {
// Replace will only replace the first match, in this case, the first character
return path.replace('~', GLib.get_home_dir());
}
return path;
}
/**
* Sends a notification using the `notify-send` command.
*
* This function constructs a notification command based on the provided notification arguments and executes it asynchronously.
* It logs an error if the notification fails to send.
*
* @param notifPayload The notification arguments containing summary, body, appName, iconName, urgency, timeout, category, transient, and id.
*/
export function Notify(notifPayload: NotificationArgs): void {
let command = 'notify-send';
command += ` "${notifPayload.summary} "`;
if (notifPayload.body) command += ` "${notifPayload.body}" `;
if (notifPayload.appName) command += ` -a "${notifPayload.appName}"`;
if (notifPayload.iconName) command += ` -i "${notifPayload.iconName}"`;
if (notifPayload.urgency) command += ` -u "${notifPayload.urgency}"`;
if (notifPayload.timeout !== undefined) command += ` -t ${notifPayload.timeout}`;
if (notifPayload.category) command += ` -c "${notifPayload.category}"`;
if (notifPayload.transient) command += ` -e`;
if (notifPayload.id !== undefined) command += ` -r ${notifPayload.id}`;
execAsync(command)
.then()
.catch((err) => {
console.error(`Failed to send notification: ${err.message}`);
});
}
/**
* Maps a notification or OSD anchor position to an Astal window anchor.
*
* This function converts a position anchor from the notification or OSD settings to the corresponding Astal window anchor.
*
* @param pos The position anchor to convert.
*
* @returns The corresponding Astal window anchor.
*/
export function getPosition(pos: NotificationAnchor | OSDAnchor): Astal.WindowAnchor {
const positionMap: PositionAnchor = {
top: Astal.WindowAnchor.TOP,
'top right': Astal.WindowAnchor.TOP | Astal.WindowAnchor.RIGHT,
'top left': Astal.WindowAnchor.TOP | Astal.WindowAnchor.LEFT,
bottom: Astal.WindowAnchor.BOTTOM,
'bottom right': Astal.WindowAnchor.BOTTOM | Astal.WindowAnchor.RIGHT,
'bottom left': Astal.WindowAnchor.BOTTOM | Astal.WindowAnchor.LEFT,
right: Astal.WindowAnchor.RIGHT,
left: Astal.WindowAnchor.LEFT,
};
return positionMap[pos] || Astal.WindowAnchor.TOP;
}
/**
* Validates if a string is a valid GJS color.
*
* This function checks if the provided string is a valid color in GJS.
* It supports named colors, hex colors, RGB, and RGBA formats.
*
* @param color The color string to validate.
*
* @returns True if the color is valid, false otherwise.
*/
export function isValidGjsColor(color: string): boolean {
const colorLower = color.toLowerCase().trim();
if (namedColors.has(colorLower)) {
return true;
}
const hexColorRegex = /^#(?:[a-fA-F0-9]{3,4}|[a-fA-F0-9]{6,8})$/;
const rgbRegex = /^rgb\(\s*(\d{1,3}%?\s*,\s*){2}\d{1,3}%?\s*\)$/;
const rgbaRegex = /^rgba\(\s*(\d{1,3}%?\s*,\s*){3}(0|1|0?\.\d+)\s*\)$/;
if (hexColorRegex.test(color)) {
return true;
}
if (rgbRegex.test(colorLower) || rgbaRegex.test(colorLower)) {
return true;
}
return false;
}
/**
* Capitalizes the first letter of a string.
*
* This function takes a string and returns a new string with the first letter capitalized.
*
* @param str The string to capitalize.
*
* @returns The input string with the first letter capitalized.
*/
export function capitalizeFirstLetter(str: string): string {
return str.charAt(0).toUpperCase() + str.slice(1);
}
/**
* Retrieves the icon for the current distribution.
*
* This function returns the icon associated with the current distribution based on the `distroIcons` array.
* If no icon is found, it returns a default icon.
*
* @returns The icon for the current distribution as a string.
*/
export function getDistroIcon(): string {
const icon = distroIcons.find(([id]) => id === distro.id);
return icon ? icon[1] : ''; // default icon if not found
}
/**
* Checks if an event is a primary click.
*
* This function determines if the provided event is a primary click based on the button property.
*
* @param event The click event to check.
*
* @returns True if the event is a primary click, false otherwise.
*/
export const isPrimaryClick = (event: Astal.ClickEvent): boolean => event.button === Gdk.BUTTON_PRIMARY;
/**
* Checks if an event is a secondary click.
*
* This function determines if the provided event is a secondary click based on the button property.
*
* @param event The click event to check.
*
* @returns True if the event is a secondary click, false otherwise.
*/
export const isSecondaryClick = (event: Astal.ClickEvent): boolean => event.button === Gdk.BUTTON_SECONDARY;
/**
* Checks if an event is a middle click.
*
* This function determines if the provided event is a middle click based on the button property.
*
* @param event The click event to check.
*
* @returns True if the event is a middle click, false otherwise.
*/
export const isMiddleClick = (event: Astal.ClickEvent): boolean => event.button === Gdk.BUTTON_MIDDLE;
/**
* Checks if an event is a scroll up.
*
* This function determines if the provided event is a scroll up based on the direction property.
*
* @param event The scroll event to check.
*
* @returns True if the event is a scroll up, false otherwise.
*/
export const isScrollUp = (event: Gdk.Event): boolean => {
const [directionSuccess, direction] = event.get_scroll_direction();
const [deltaSuccess, , yScroll] = event.get_scroll_deltas();
if (directionSuccess && direction === Gdk.ScrollDirection.UP) {
return true;
}
if (deltaSuccess && yScroll < 0) {
return true;
}
return false;
};
/**
* Checks if an event is a scroll down.
*
* This function determines if the provided event is a scroll down based on the direction property.
*
* @param event The scroll event to check.
*
* @returns True if the event is a scroll down, false otherwise.
*/
export const isScrollDown = (event: Gdk.Event): boolean => {
const [directionSuccess, direction] = event.get_scroll_direction();
const [deltaSuccess, , yScroll] = event.get_scroll_deltas();
if (directionSuccess && direction === Gdk.ScrollDirection.DOWN) {
return true;
}
if (deltaSuccess && yScroll > 0) {
return true;
}
return false;
};