110 lines
4.2 KiB
TypeScript
110 lines
4.2 KiB
TypeScript
import type { NextPage } from "next";
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import React, { MutableRefObject } from "react";
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import { CommandInterface } from "../../lib/commands";
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import styles from "../../styles/REPL/REPLInput.module.css";
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interface REPLInputParams {
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historyCallback: CallableFunction;
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historyClear: CallableFunction;
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inputRef: MutableRefObject<HTMLInputElement|undefined>;
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modalManipulation: {
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setModalVisible: CallableFunction;
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setModalProject: CallableFunction;
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}
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}
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const REPLInput: NextPage<REPLInputParams> = ({historyCallback, historyClear, inputRef, modalManipulation}) => {
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const typed = React.createRef<HTMLSpanElement>();
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const completion = React.createRef<HTMLSpanElement>();
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const [currentCmd, setCurrentCmd] = React.useState<string[]>([]);
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const [justTabbed, setJustTabbed] = React.useState<number>(0);
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const cmdIf = new CommandInterface(modalManipulation);
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const clearInput = (inputRef: HTMLInputElement) => {
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inputRef.value = "";
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if(typed.current) typed.current.innerHTML = "";
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if(completion.current) completion.current.innerHTML = "";
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};
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const replinOnChange = (e: React.FormEvent<HTMLInputElement>) => {
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const input = (e.target as HTMLInputElement);
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const currentInput = input.value.toLowerCase();
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// Force lowercase
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input.value = currentInput;
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if (currentInput.includes(" ")) {
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// Command already typed
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input.maxLength = 524288; // Default value
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if (typed.current) typed.current.innerHTML = "";
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if (completion.current) completion.current.innerHTML = "";
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setCurrentCmd([]);
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return;
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} else {
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input.maxLength = 20;
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// Get completion hint
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const suggest = CommandInterface.commandCompletion(currentInput);
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setCurrentCmd(suggest);
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if (suggest.length === 0) suggest.push("");
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if (typed.current) typed.current.innerHTML = currentInput;
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if (completion.current) completion.current.innerHTML = suggest[0].substring(currentInput.length);
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}
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};
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const keyEvent = (e: React.KeyboardEvent<HTMLInputElement>) => {
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const input = (e.target as HTMLInputElement);
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if (e.key === "Tab" && currentCmd.length !== 0) {
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e.preventDefault();
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input.value = currentCmd[justTabbed % currentCmd.length];
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if(typed.current) typed.current.innerHTML = currentCmd[justTabbed % currentCmd.length];
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if(completion.current) completion.current.innerHTML = "";
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setJustTabbed(justTabbed + 1);
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return false;
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} else setJustTabbed(0);
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if (e.key === "Enter") {
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e.preventDefault();
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const command = (e.target as HTMLInputElement).value;
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if (command === "clear") {
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clearInput(input);
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historyClear();
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return false;
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}
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const result = cmdIf.executeCommand(command);
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clearInput(input);
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historyCallback(result);
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return false;
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}
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if (e.key === "d" && e.ctrlKey) {
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e.preventDefault();
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const result = cmdIf.executeCommand("exit");
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clearInput(input);
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historyCallback(result);
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return false;
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}
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if (e.key === "l" && e.ctrlKey) {
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e.preventDefault();
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clearInput(input);
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historyClear();
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return false;
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}
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if ((e.key === "c" || e.key === "u") && e.ctrlKey) {
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e.preventDefault();
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clearInput(input);
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return false;
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}
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};
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return <div className={styles.wrapperwrapper}>
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<span className={styles.inputstart}>$ </span>
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<div className={styles.wrapper}>
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<input ref={inputRef as MutableRefObject<HTMLInputElement>} className={styles.in} type={"text"} onChange={replinOnChange} onKeyDown={keyEvent} spellCheck={"false"} autoFocus maxLength={20} />
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<span className={styles.completionWrapper}><span ref={typed} className={styles.typed}></span><span ref={completion} className={styles.completion}></span></span>
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</div>
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</div>;
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};
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export default REPLInput; |