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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,3 +1 @@ | ||
| { | ||
| "lesson-1": [] | ||
| } | ||
| ["lesson-1"] |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,127 +1,71 @@ | ||
| const rootDirectory = location.origin + "/lesson"; | ||
| const rootIndex = rootDirectory + "/index.json"; | ||
| const rootIndex = `${rootDirectory}/index.json`; | ||
|
|
||
| export class LessonMetadata { | ||
| export class Lesson { | ||
| constructor( | ||
| private readonly _id: string, | ||
| public readonly name: string, | ||
| public readonly require: LessonMetadata[], | ||
| public readonly description: string, | ||
| public readonly questions: Map<string, Question>, | ||
| ) {} | ||
|
|
||
| async load(): Promise<LessonData> { | ||
| const rawLesson = await LessonMetadata.rawLessonDetails(this._id); | ||
|
|
||
| return new LessonData( | ||
| rawLesson.title, | ||
| rawLesson.description, | ||
| rawLesson.summary, | ||
| LessonMetadata.parseQuestions(rawLesson.questions), | ||
| ); | ||
| } | ||
|
|
||
| protected static async rawLessonDetails(id: string): Promise<any> { | ||
| return await (await fetch(rootDirectory + "/" + id + "/index.json")).json(); | ||
| } | ||
|
|
||
| protected static parseQuestions(questions: any): Question[] { | ||
| let parsedQuestions: Question[] = []; | ||
|
|
||
| for (let question in questions) { | ||
| parsedQuestions.push(Question.parse(questions[question])); | ||
| } | ||
|
|
||
| return parsedQuestions; | ||
| } | ||
| } | ||
|
|
||
| export class LessonData { | ||
| export class Question { | ||
| constructor( | ||
| public readonly title: string, | ||
| public readonly description: string, | ||
| public readonly questions: Question[], | ||
| public readonly information: Information[], | ||
| public readonly question: string, | ||
| public readonly answers: string[], | ||
| public readonly correct: number, | ||
| ) {} | ||
|
|
||
| static parse(question: any): Question { | ||
| return new Question( | ||
| Information.parseList(question.lesson), | ||
| question.question, | ||
| question.answers, | ||
| question.correct, | ||
| ); | ||
| } | ||
| } | ||
|
|
||
| export class LessonContent { | ||
| export class Information { | ||
| constructor( | ||
| public readonly type: "title" | "paragraph" | "image", | ||
| public readonly content: string, | ||
| ) {} | ||
|
|
||
| static parse(content: any): LessonContent { | ||
| static parse(content: any): Information { | ||
| if (content.type === "image") { | ||
| return new LessonContent( | ||
| return new Information( | ||
| content.type, | ||
| rootDirectory + "/image/" + content.content, | ||
| `${rootDirectory}/image/${content.content}`, | ||
| ); | ||
| } | ||
|
|
||
| return new LessonContent(content.type, content.content); | ||
| return new Information(content.type, content.content); | ||
| } | ||
|
|
||
| static parseList(content: any): LessonContent[] { | ||
| let parsedContent: LessonContent[] = []; | ||
| static parseList(content: any): Information[] { | ||
| let parsedContent: Information[] = []; | ||
|
|
||
| for (let c of content) { | ||
| parsedContent.push(LessonContent.parse(c)); | ||
| parsedContent.push(Information.parse(c)); | ||
| } | ||
|
|
||
| return parsedContent; | ||
| } | ||
| } | ||
|
|
||
| export class Question { | ||
| constructor( | ||
| public readonly lesson: LessonContent[], | ||
| public readonly question: string, | ||
| public readonly answers: string[], | ||
| private readonly _indexCorrect: number, | ||
| ) {} | ||
|
|
||
| get correct(): string { | ||
| return this.answers[this._indexCorrect]; | ||
| } | ||
|
|
||
| static parse(question: any): Question { | ||
| return new Question( | ||
| LessonContent.parseList(question.lesson), | ||
| question.question, | ||
| question.answers, | ||
| question.correct, | ||
| ); | ||
| } | ||
| } | ||
|
|
||
| export async function avaibleLessons(): Promise<Map<string, LessonMetadata>> { | ||
| const lessonIndex = await (await fetch(rootIndex)).json(); | ||
|
|
||
| let lessons = new Map<string, LessonMetadata>(); | ||
|
|
||
| for (let rawLesson of lessonIndex) { | ||
| let require = parseLessonRequeriments(rawLesson.require, lessons); | ||
|
|
||
| lessons.set( | ||
| rawLesson.id, | ||
| new LessonMetadata(rawLesson.id, rawLesson.name, require), | ||
| ); | ||
| } | ||
|
|
||
| return lessons; | ||
| export async function avaibleLessons(): Promise<string[]> { | ||
| return await (await fetch(rootIndex)).json(); | ||
| } | ||
|
|
||
| function parseLessonRequeriments( | ||
| require: string[], | ||
| lessons: Map<string, LessonMetadata>, | ||
| ): LessonMetadata[] { | ||
| let requeriments: LessonMetadata[] = []; | ||
| export async function loadLesson(id: string): Promise<Lesson> { | ||
| const lesson = await (await fetch(`${rootDirectory}/${id}.json`)).json(); | ||
| lesson.questions = new Map(Object.entries(lesson.questions)); | ||
|
|
||
| for (let req of require) { | ||
| for (let [id, lesson] of lessons) { | ||
| if (req === id) { | ||
| requeriments.push(lesson); | ||
| } | ||
| } | ||
| for (let [_, question] of lesson.questions) { | ||
| question.information = Information.parseList(question.information); | ||
| } | ||
|
|
||
| return requeriments; | ||
| return lesson; | ||
| } |
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