254 lines
9.6 KiB
TypeScript
254 lines
9.6 KiB
TypeScript
import type { Diary, Project } from "../content/types";
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import type { Command, Flag } from "./types";
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import Color from "color";
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function getCommandByName(name: string): Command | undefined {
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return commandList.find(cmd => cmd.name === name);
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}
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function illegalUse(raw: string, cmd: Command): string[] {
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return [
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"Syntax error!",
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`Cannot parse "${raw}"`,
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""
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].concat(printSyntax(cmd));
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}
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function checkFlags(flags: string[], cmd: Command): boolean {
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if (!flags || flags === []) return true;
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if (!cmd.flags) return false;
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for (const flag of flags) {
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const isLong = flag.substring(0, 2) === "--";
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const flagObj = Object.values(cmd.flags).find(f => isLong ? f.long === flag.substring(2) : f.short === flag.substring(1));
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if (!flagObj) return false;
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}
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return true;
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}
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function checkSubcmd(subcmds: string[], cmd: Command): boolean {
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if (!subcmds || subcmds === []) return true;
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if (!cmd.subcommands) return false;
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for (const sc of subcmds) {
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const flagObj = Object.values(cmd.subcommands).find(s => s.name === sc);
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if (!flagObj) return false;
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}
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return true;
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}
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function checkFlagInclude(flagsProvided: string[], flag: Flag): boolean {
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if (!flag) return false;
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return flagsProvided.includes(`-${flag.short}`) || flagsProvided.includes(`--${flag.long}`);
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}
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export function printSyntax(cmd: Command): string[] {
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let flagsOption = "";
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let flagsDesc = [];
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if (cmd.flags && Object.keys(cmd.flags).length > 0) {
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flagsOption = " [";
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flagsDesc.push("");
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flagsDesc.push("Flags:");
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Object.values(cmd.flags).forEach((flag => {
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flagsOption += `-${flag.short} `;
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flagsDesc.push(`\t-${flag.short}\t--${flag.long}\t${flag.desc}`);
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}));
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flagsOption = flagsOption.substring(0, flagsOption.length - 1) + "]";
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}
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let subcmdOption = "";
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let subcmdDesc = [];
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if (cmd.subcommands && Object.keys(cmd.subcommands).length > 0) {
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subcmdOption = " [";
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subcmdDesc.push("");
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subcmdDesc.push("Arguments:");
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Object.values(cmd.subcommands).forEach((subcmd => {
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subcmdOption += `${subcmd.name}|`;
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subcmdDesc.push(`\t${subcmd.name}\t${subcmd.desc}`);
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}));
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subcmdOption = subcmdOption.substring(0, subcmdOption.length - 1) + "]";
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}
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return [`Usage: ${cmd.name}${flagsOption}${subcmdOption}`].concat(flagsDesc).concat(subcmdDesc);
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}
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const about: Command = {
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name: "about",
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desc: "Show information about this page.",
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execute: () => {
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return [
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"Hello there wanderer.",
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"So you want to know what this is about?",
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"",
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"Well, the answer is pretty unspectecular:",
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"This site presents some stuff that the user named C0ntroller created.",
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"If you wander arround you will find various projects.",
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"",
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"The navigation is done via this console interface.",
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"Even when you open a project page you don't need your mouse - just press Esc to close it.",
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"",
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"I hope you enjoy your stay here!",
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"If you wanted more information about the page itself, type %{project this} or %{help -t}."
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];
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}
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};
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const help: Command = {
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name: "help",
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desc: "Shows helptext.",
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flags: { more: { long: "this", short: "t", desc: "Show information about this site." } },
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execute: (flags) => {
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if (help.flags && checkFlagInclude(flags, help.flags.more)) {
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return [
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"Hello user!",
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"What you see here should resemble an CLI. If you ever used Linux this should be pretty easy for you.",
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"Everyone else: Have no fear. It is pretty simple. You just type in commands and the output is shown here or it does something on the webite.",
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"To find out, which commands are available, you can type just %{help}.",
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"",
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"Have fun!"
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];
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} else {
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const available = ["Available commands:"];
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commandList.forEach(cmd => available.push(`\t${cmd.name}\t${cmd.desc}`));
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available.concat([
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"",
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"Need more help? Type 'help -m'!"
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]);
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return available;
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}
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}
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};
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const man: Command = {
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name: "man",
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desc: "Provides a manual for a command.",
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subcommands: {
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command: { name: "command", desc: "Name of a command" }
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},
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execute: (_flags, args) => {
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if (args.length !== 1) {
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return printSyntax(man);
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} else {
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const cmd = getCommandByName(args[0]);
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if (!cmd) return [`Cannot find command '${args[0]}'.`];
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else return printSyntax(cmd);
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}
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}
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};
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const project: Command = {
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name: "project",
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desc: "Show information about a project.",
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flags: {
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minimal: { short: "m", long: "minimal", desc: "Only show minimal information." },
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source: { short: "s", long: "source", desc: "Open git repository of project." },
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list: { short: "l", long: "list", desc: "\tShow list of projects." }
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},
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subcommands: { name: { name: "name", desc: "Name of the project." } },
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execute: (flags, args, _raw, cmdIf) => {
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if (project.flags && checkFlagInclude(flags, project.flags.list)) {
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const result = ["Found the following projects:"];
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const projects = cmdIf.content.filter(p => p.type === "project");
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if (projects.length === 0) result.push("\tNo projects found.");
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else projects.forEach(project => result.push(`\t${project.name}\t${project.short_desc}`));
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result.push("And the following diaries:");
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const diaries = cmdIf.content.filter(p => p.type === "diary");
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if (diaries.length === 0) result.push("\tNo diaries found.");
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else diaries.forEach(diary => result.push(`\t${diary.name}\t${diary.short_desc}`));
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return result;
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}
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if (args.length !== 1) return printSyntax(project);
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if (args[0] === "this") args[0] = "homepage";
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let [pjt] = [cmdIf.content.find(p => p.name === args[0]) as Project | Diary | undefined];
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if (!pjt) return [
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`Cannot find project ${args[0]}!`,
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"You can see available projects using 'project -l'."
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];
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if (project.flags && checkFlagInclude(flags, project.flags.source)) {
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try {
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window && window.open(pjt.repo, "_blank");
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return ["Opened repository in new tab."];
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} catch {
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return ["Sorry, no repository for this project."];
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}
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}
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if (project.flags && checkFlagInclude(flags, project.flags.minimal)) return pjt.desc;
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if (cmdIf.callbacks?.setModalContent) cmdIf.callbacks.setModalContent(pjt);
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if (cmdIf.callbacks?.setModalVisible) cmdIf.callbacks.setModalVisible(true);
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return [];
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}
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};
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const exitCmd: Command = {
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name: "exit",
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desc: "Tries to close this tab.",
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execute: () => {
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if (typeof window !== undefined) {
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window.opener = null;
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window.open("", "_self");
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window.close();
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}
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return [
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"If you can read this, closing the window did not work.",
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"This is most likely because of a restriction in JavaScript.",
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"#{Read more here|https://developer.mozilla.org/en-US/docs/Web/API/Window/close}."
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];
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}
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};
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const clear: Command = {
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name: "clear",
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desc: "Clears the output on screen.",
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execute: () => []
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};
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const color: Command = {
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name: "color",
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desc: "Changes the color of the site.",
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subcommands: {
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reset: { name: "reset", desc: "Resets the color." },
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value: { name: "value", desc: "Any valid (css) color value." },
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},
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execute: (_flags, args, _raw, cmdIf) => {
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if (!window || !window.document) return [];
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if (args.length !== 1) return printSyntax(color);
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if (args[0] === "reset") {
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window.document.documentElement.style.removeProperty("--repl-color");
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window.document.documentElement.style.removeProperty("--repl-color-link");
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window.document.documentElement.style.removeProperty("--repl-color-hint");
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return ["Color reset."];
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} else {
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let color: Color;
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try {
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color = Color(args.join().trim());
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} catch {
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return ["Invalid color!"];
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}
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window?.document.documentElement.style.setProperty("--repl-color", color.string());
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window?.document.documentElement.style.setProperty("--repl-color-link", color.lighten(0.3).rgb().string());
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window?.document.documentElement.style.setProperty("--repl-color-hint", color.fade(0.7).string());
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console.log(color.hex().toLowerCase());
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switch(true) {
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case color.hex().toLowerCase() === "#1f1e33": {
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// eslint-disable-next-line quotes
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if (cmdIf.callbacks?.setModalHTML) cmdIf.callbacks?.setModalHTML(`<iframe width="560" height="315" src="https://www.youtube-nocookie.com/embed/w4U9S5eX3eY" title="YouTube video player" frameborder="0" allow="autoplay; clipboard-write; encrypted-media; picture-in-picture" allowfullscreen></iframe>`);
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if (cmdIf.callbacks?.setModalVisible) cmdIf.callbacks?.setModalVisible(true);
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break;
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}
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}
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return ["Color set | #{Link|#} | %{help}"];
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}
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}
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};
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export const commandList = [about, help, man, project, exitCmd, clear, color].sort((a, b) => a.name.localeCompare(b.name)); |