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fix: BUGFIX issue#11 #13

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fix: BUGFIX issue#11 #13

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5 changes: 5 additions & 0 deletions scripts/data/index.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -13,6 +13,11 @@ export type Repo = {
files: RepoFile[];
}

export type History = {
lineCorrectness: boolean[];
line: string;
}

export const repoOptions: Repo[] = [
linuxRepo,
reactRepo,
Expand Down
21 changes: 21 additions & 0 deletions scripts/editor.ts
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Original file line number Diff line number Diff line change
@@ -1,5 +1,6 @@
import { backspaceKey, enterKey, tabKey } from "./keyboard";
import { separatorLine } from "./terminal";
import { History } from "./data/index"

const editorElement = document.getElementById("editor") as HTMLElement;
const statsElement = document.getElementById("stats") as HTMLElement;
Expand Down Expand Up @@ -68,6 +69,7 @@ export const startEditor = (code: string) => {
let correctCharacters = 0;
let pageLines = allLines.slice(firstLineIndex, linesPerPage);
let line = pageLines[lineIndex];
let lineHistory: History[] = []
let element = printCode(pageLines);
let startTime = 0;
let timeoutHandle = 0;
Expand Down Expand Up @@ -97,6 +99,7 @@ export const startEditor = (code: string) => {
}

const advanceLine = () => {
lineHistory.push({ lineCorrectness, line })
line = pageLines[++lineIndex];
charIndex = 0;
lineCorrectness = []
Expand All @@ -107,7 +110,23 @@ export const startEditor = (code: string) => {
advanceWhitespace();
}

const backspaceLine = () => {
if (lineHistory.length > 0) {
--lineIndex
const history = lineHistory.pop() as History
line = history.line
lineCorrectness = history.lineCorrectness
charIndex = line.length - 1
element.classList.remove(cursorClassName);
element.classList.add(nextClassName);
// because there is a <br> element at the beginning line
element = element.previousElementSibling?.previousElementSibling as Element;
element.classList.add(cursorClassName);
}
}

const advancePage = () => {
lineHistory = []
firstLineIndex += pageLines.length;
pageLines = allLines.slice(firstLineIndex, firstLineIndex + linesPerPage);
lineIndex = 0;
Expand Down Expand Up @@ -165,6 +184,8 @@ export const startEditor = (code: string) => {
}
} else if (charIndex > 0 && key === backspaceKey) {
applyBackspace();
} else if ( charIndex === 0 && lineHistory.length > 0 ) {
backspaceLine()
} else if (charIndex === line.length - 1 && key === enterKey) {
totalCharacters++;
correctCharacters++;
Expand Down