41 lines
1.2 KiB
TypeScript
41 lines
1.2 KiB
TypeScript
const PROGRESS_KEY = "codetutor-progress";
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const SOLUTIONS_KEY = "codetutor-solutions";
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export function getCompletedQuestions(): Set<string> {
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if (typeof window === "undefined") return new Set();
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const stored = localStorage.getItem(PROGRESS_KEY);
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return stored ? new Set(JSON.parse(stored)) : new Set();
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}
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export function markQuestionCompleted(slug: string, code?: string): void {
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const completed = getCompletedQuestions();
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completed.add(slug);
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localStorage.setItem(PROGRESS_KEY, JSON.stringify([...completed]));
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if (code) {
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saveSolution(slug, code);
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}
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}
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export function isQuestionCompleted(slug: string): boolean {
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return getCompletedQuestions().has(slug);
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}
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export function saveSolution(slug: string, code: string): void {
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if (typeof window === "undefined") return;
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const solutions = getSavedSolutions();
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solutions[slug] = code;
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localStorage.setItem(SOLUTIONS_KEY, JSON.stringify(solutions));
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}
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export function getSavedSolution(slug: string): string | null {
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if (typeof window === "undefined") return null;
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const solutions = getSavedSolutions();
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return solutions[slug] || null;
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}
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function getSavedSolutions(): Record<string, string> {
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const stored = localStorage.getItem(SOLUTIONS_KEY);
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return stored ? JSON.parse(stored) : {};
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}
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