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Marcelo
386
app/(protected)/teacher/actions.ts
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386
app/(protected)/teacher/actions.ts
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"use server";
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import { db } from "@/lib/prisma";
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import { requireTeacher } from "@/lib/auth/requireTeacher";
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import { z } from "zod";
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import { revalidatePath } from "next/cache";
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import { ContentStatus, Prisma, ProficiencyLevel } from "@prisma/client";
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// --- VALIDATION SCHEMAS (Zod) ---
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const createCourseSchema = z.object({
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title: z.string().min(3, "El título debe tener al menos 3 caracteres"),
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});
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// --- ACTIONS ---
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/**
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* 1. LIST COURSES
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* Used by: app/(protected)/teacher/page.tsx (Dashboard)
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*/
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export async function getTeacherCourses() {
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const user = await requireTeacher();
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if (!user) {
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return { success: false, error: "No autorizado" };
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}
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try {
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const courses = await db.course.findMany({
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where: {
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authorId: user.id,
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},
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orderBy: {
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updatedAt: "desc",
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},
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select: {
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id: true,
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title: true,
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slug: true,
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price: true,
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status: true,
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level: true,
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_count: {
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select: {
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modules: true,
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enrollments: true,
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}
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}
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}
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});
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return { success: true, data: courses };
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} catch (error) {
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console.error("Error fetching courses:", error);
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return { success: false, error: "Error al cargar los cursos" };
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}
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}
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/**
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* 2. CREATE COURSE (Draft) */
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export async function createCourse(formData: FormData) {
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const user = await requireTeacher();
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if (!user) {
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return { success: false, error: "No autorizado" };
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}
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// 1. Extract & Validate
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const rawTitle = formData.get("title");
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const validated = createCourseSchema.safeParse({ title: rawTitle });
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if (!validated.success) {
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return { success: false, error: validated.error.flatten().fieldErrors.title?.[0] || "Error en el título" };
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}
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const title = validated.data.title;
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// 2. Generate basic slug
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const slug = `${title.toLowerCase().replace(/ /g, "-").replace(/[^\w-]/g, "")}-${Math.floor(Math.random() * 10000)}`;
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try {
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// 3. Create DB Record
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const course = await db.course.create({
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data: {
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title: title,
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slug: slug,
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authorId: user.id,
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description: "Descripción pendiente...",
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status: "DRAFT",
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},
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});
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// 4. Revalidate & Return
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revalidatePath("/teacher/courses");
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return { success: true, data: course };
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} catch (error) {
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console.error("Create course error:", error);
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return { success: false, error: "No se pudo crear el curso." };
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}
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}
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/**
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* 3. DELETE COURSE */
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export async function deleteCourse(courseId: string) {
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const user = await requireTeacher();
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if (!user) return { success: false, error: "No autorizado" };
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try {
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const course = await db.course.findUnique({
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where: { id: courseId },
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select: { authorId: true }
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});
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if (!course || course.authorId !== user.id) {
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return { success: false, error: "No tienes permiso para eliminar este curso." };
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}
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await db.course.delete({
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where: { id: courseId },
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});
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revalidatePath("/teacher/courses");
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return { success: true, data: "Curso eliminado" };
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} catch {
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return { success: false, error: "Error al eliminar el curso" };
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}
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}
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export async function updateCourse(courseId: string, courseSlug: string, formData: FormData) {
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const user = await requireTeacher();
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if (!user) return { success: false, error: "Unauthorized" };
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try {
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const title = formData.get("title") as string;
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const summary = formData.get("summary") as string;
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// Direct cast is okay if you trust the select/input values
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const level = formData.get("level") as ProficiencyLevel;
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const status = formData.get("status") as ContentStatus;
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const price = parseFloat(formData.get("price") as string) || 0;
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await db.course.update({
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where: { id: courseId, authorId: user.id },
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data: {
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title,
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description: summary,
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level,
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status,
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price,
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},
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});
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// Revalidate both the list and the editor (edit route uses slug, not id)
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revalidatePath("/teacher/courses");
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revalidatePath(`/teacher/courses/${courseSlug}/edit`, "page");
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return { success: true };
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} catch {
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return { success: false, error: "Failed to update" };
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}
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}
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export async function updateLesson(lessonId: string, data: {
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title?: string;
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description?: Prisma.InputJsonValue | null;
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videoUrl?: string;
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isPublished?: boolean; // optional: for later
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}) {
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const user = await requireTeacher();
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if (!user) return { success: false, error: "Unauthorized" };
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try {
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const updateData: Prisma.LessonUpdateInput = { updatedAt: new Date() };
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if (data.title !== undefined) updateData.title = data.title;
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if (data.description !== undefined) updateData.description = data.description === null ? Prisma.JsonNull : data.description;
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if (data.videoUrl !== undefined) updateData.videoUrl = data.videoUrl;
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await db.lesson.update({
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where: { id: lessonId },
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data: updateData,
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});
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// 2. Revalidate to show changes immediately
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revalidatePath("/teacher/courses");
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return { success: true };
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} catch (error) {
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console.error("Update Lesson Error:", error);
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return { success: false, error: "Failed to update lesson" };
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}
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}
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export async function createModule(courseId: string) {
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const user = await requireTeacher();
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if (!user) return { success: false, error: "Unauthorized" };
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try {
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// Find the highest orderIndex so we can put the new one at the end
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const lastModule = await db.module.findFirst({
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where: { courseId },
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orderBy: { orderIndex: "desc" },
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});
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const newOrder = lastModule ? lastModule.orderIndex + 1 : 0;
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await db.module.create({
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data: {
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courseId,
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title: "Nuevo Módulo", // Default title
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orderIndex: newOrder,
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},
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});
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revalidatePath(`/teacher/courses/${courseId}/edit`, "page");
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return { success: true };
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} catch (error) {
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console.error("Create Module Error:", error);
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return { success: false, error: "Failed to create module" };
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}
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}
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// 2. CREATE LESSON
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export async function createLesson(moduleId: string) {
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const user = await requireTeacher();
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if (!user) return { success: false, error: "Unauthorized" };
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try {
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// Find the highest orderIndex for lessons in this module
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const lastLesson = await db.lesson.findFirst({
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where: { moduleId },
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orderBy: { orderIndex: "desc" },
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});
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const newOrder = lastLesson ? lastLesson.orderIndex + 1 : 0;
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// Create the lesson with default values
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const lesson = await db.lesson.create({
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data: {
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moduleId,
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title: "Nueva Lección",
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orderIndex: newOrder,
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estimatedDuration: 0,
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version: 1,
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// The type field is required in your schema (based on previous context)
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// If you have a 'type' enum, set a default like 'VIDEO' or 'TEXT'
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// type: "VIDEO",
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},
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});
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revalidatePath(`/teacher/courses/${moduleId}/edit`, "page");
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return { success: true, lessonId: lesson.id };
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} catch (error) {
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console.error("Create Lesson Error:", error);
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return { success: false, error: "Failed to create lesson" };
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}
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}
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/**
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* DELETE MODULE
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* Also deletes all lessons inside it due to Prisma cascade or manual cleanup
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*/
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export async function deleteModule(moduleId: string) {
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const user = await requireTeacher();
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if (!user) return { success: false, error: "Unauthorized" };
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try {
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await db.module.delete({
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where: {
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id: moduleId,
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course: { authorId: user.id } // Security: ownership check
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},
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});
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revalidatePath("/teacher/courses");
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return { success: true };
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} catch {
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return { success: false, error: "No se pudo eliminar el módulo" };
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}
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}
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/**
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* DELETE LESSON
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*/
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export async function deleteLesson(lessonId: string) {
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const user = await requireTeacher();
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if (!user) return { success: false, error: "Unauthorized" };
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try {
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await db.lesson.delete({
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where: {
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id: lessonId,
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module: { course: { authorId: user.id } } // Deep ownership check
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},
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});
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revalidatePath("/teacher/courses");
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return { success: true };
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} catch {
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return { success: false, error: "No se pudo eliminar la lección" };
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}
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}
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export async function reorderModules(moduleId: string, direction: 'up' | 'down') {
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const user = await requireTeacher();
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if (!user) return { success: false, error: "Unauthorized" };
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const currentModule = await db.module.findUnique({
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where: { id: moduleId },
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include: { course: true }
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});
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if (!currentModule || currentModule.course.authorId !== user.id) {
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return { success: false, error: "Module not found" };
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}
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const siblingModule = await db.module.findFirst({
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where: {
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courseId: currentModule.courseId,
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orderIndex: direction === 'up'
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? { lt: currentModule.orderIndex }
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: { gt: currentModule.orderIndex }
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},
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orderBy: { orderIndex: direction === 'up' ? 'desc' : 'asc' }
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});
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if (!siblingModule) return { success: true }; // Already at the top/bottom
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// Swap orderIndex values
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await db.$transaction([
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db.module.update({
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where: { id: currentModule.id },
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data: { orderIndex: siblingModule.orderIndex }
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}),
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db.module.update({
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where: { id: siblingModule.id },
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data: { orderIndex: currentModule.orderIndex }
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})
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]);
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revalidatePath(`/teacher/courses/${currentModule.course.slug}/edit`, "page");
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return { success: true };
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}
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/**
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* Reorder lessons within the same module (swap orderIndex with sibling)
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*/
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export async function reorderLessons(lessonId: string, direction: "up" | "down") {
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const user = await requireTeacher();
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if (!user) return { success: false, error: "Unauthorized" };
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const currentLesson = await db.lesson.findUnique({
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where: { id: lessonId },
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include: { module: { include: { course: true } } },
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});
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if (!currentLesson || currentLesson.module.course.authorId !== user.id) {
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return { success: false, error: "Lesson not found" };
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}
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const siblingLesson = await db.lesson.findFirst({
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where: {
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moduleId: currentLesson.moduleId,
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orderIndex:
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direction === "up"
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? { lt: currentLesson.orderIndex }
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: { gt: currentLesson.orderIndex },
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},
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orderBy: { orderIndex: direction === "up" ? "desc" : "asc" },
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});
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if (!siblingLesson) return { success: true }; // Already at top/bottom
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await db.$transaction([
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db.lesson.update({
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where: { id: currentLesson.id },
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data: { orderIndex: siblingLesson.orderIndex },
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}),
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db.lesson.update({
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where: { id: siblingLesson.id },
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data: { orderIndex: currentLesson.orderIndex },
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}),
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]);
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revalidatePath(`/teacher/courses/${currentLesson.module.course.slug}/edit`, "page");
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return { success: true };
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}
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