fix: read only children

src/repos/lesson.ts

@@ -7,6 +7,12 @@ const READ = `
   WHERE lesson_id = ($1);
 `;
 
+const READ_BY_COURSE = `
+  SELECT *
+  FROM v1.lessons
+  WHERE lesson_course = ($1);
+`;
+
 const READ_ALL = `
   SELECT *
   FROM v1.lessons;
@@ -32,6 +38,10 @@ export class LessonsRepository {
     return await this.db.oneOrNone(READ, id);
   }
 
+  async readByCourse(courseId: string): Promise<LessonsT[] | null> {
+    return await this.db.manyOrNone(READ_BY_COURSE, courseId);
+  }
+
   async readAll(): Promise<LessonsT[] | null> {
     return await this.db.any(READ_ALL);
   }

src/repos/task.ts

@@ -7,6 +7,12 @@ const READ = `
   WHERE task_id = ($1);
 `;
 
+const READ_BY_LESSON = `
+  SELECT *
+  FROM v1.tasks
+  WHERE task_lesson = ($1);
+`;
+
 const READ_ALL = `
   SELECT *
   FROM v1.tasks;
@@ -34,6 +40,10 @@ export class TasksRepository {
     return await this.db.oneOrNone(READ, id);
   }
 
+  async readByLesson(lessonId: string): Promise<TasksT[] | null> {
+    return await this.db.manyOrNone(READ_BY_LESSON, lessonId);
+  }
+
   async readAll(): Promise<TasksT[] | null> {
     return await this.db.any(READ_ALL);
   }

src/routes/app/lessons.ts

@@ -19,6 +19,6 @@ export async function getLessons(
   }
 
   // TODO: implement availability based on user progress
-  let lessons = await db.lessons.readAll();
+  let lessons = await db.lessons.readByCourse(body.courseId);
   return apiSuccess(res, 200, { lessons: lessons });
 }

src/routes/app/tasks.ts

@@ -18,7 +18,7 @@ export async function getTasks(
     return apiError(res, 400, ApiResponseCode.LessonNotFound);
   }
 
-  let tasks = await db.tasks.readAll();
+  let tasks = await db.tasks.readByLesson(body.lessonId);
   // TODO: figure out what data to show/hide.
   // TODO: Handle task types.
   return apiSuccess(res, 200, { tasks: tasks });