639 lines
23 KiB
TypeScript
639 lines
23 KiB
TypeScript
import { useCallback, useEffect, useState } from "react";
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import {
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ArrowLeft,
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Plus,
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Calendar,
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Layers,
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Pencil,
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Trash2,
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X,
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} from "lucide-react";
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import { Link, useNavigate, useParams } from "react-router-dom";
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import { toast } from "sonner";
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import { Button } from "../../components/ui/button";
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import { Card } from "../../components/ui/card";
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import {
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Dialog,
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DialogContent,
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DialogDescription,
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DialogFooter,
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DialogHeader,
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DialogTitle,
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} from "../../components/ui/dialog";
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import { Input } from "../../components/ui/input";
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import { Textarea } from "../../components/ui/textarea";
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import { cn } from "../../lib/utils";
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import spinnerSrc from "../../assets/Circular-indeterminate progress indicator.svg";
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import alertSrc from "../../assets/Alert.svg";
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import {
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deleteTopLevelCourseModule,
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getProgramCourses,
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getTopLevelCourseModules,
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updateTopLevelCourseModule,
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} from "../../api/courses.api";
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import { resolveFileUrl } from "../../api/files.api";
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import type {
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ProgramCourseListItem,
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TopLevelCourseModuleItem,
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} from "../../types/course.types";
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import { AddModuleModal } from "./components/AddModuleModal";
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import { ModuleIconUploadField } from "./components/ModuleIconUploadField";
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const MODULE_CARD_GRADIENT =
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"from-[#8E44AD] to-[#C39BD3]" as const;
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function isLikelyImageUrl(src: string): boolean {
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const t = src.trim();
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return (
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t.startsWith("http://") ||
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t.startsWith("https://") ||
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t.startsWith("/") ||
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t.startsWith("data:")
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);
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}
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function isSignedS3Url(src: string): boolean {
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const trimmed = src.trim();
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if (!trimmed.startsWith("http://") && !trimmed.startsWith("https://")) {
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return false;
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}
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try {
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const url = new URL(trimmed);
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return url.searchParams.has("X-Amz-Signature");
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} catch {
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return false;
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}
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}
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function extractObjectKeyFromUrl(src: string): string {
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try {
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const url = new URL(src);
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return url.pathname.replace(/^\/+/, "").trim();
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} catch {
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return "";
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}
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}
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/** Default purple gradient with optional cover image; gradient stays if URL missing or image errors. */
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function ModuleCardTopMedia({ iconSrc }: { iconSrc: string }) {
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const [coverFailed, setCoverFailed] = useState(false);
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const tryCover =
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Boolean(iconSrc.trim()) && isLikelyImageUrl(iconSrc) && !coverFailed;
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return (
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<div className="relative h-36 w-full overflow-hidden">
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<div
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className={cn(
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"absolute inset-0 bg-gradient-to-b opacity-90 transition-transform duration-700",
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MODULE_CARD_GRADIENT,
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)}
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/>
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{tryCover ? (
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<img
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src={iconSrc.trim()}
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alt=""
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className="absolute inset-0 h-full w-full object-cover"
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onError={() => setCoverFailed(true)}
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/>
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) : null}
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</div>
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);
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}
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/** Circular module icon: image when load succeeds, otherwise default Layers icon. */
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function ModuleIconCircle({
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iconSrc,
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index,
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}: {
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iconSrc: string;
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index: number;
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}) {
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const [imgFailed, setImgFailed] = useState(false);
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const showImg =
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Boolean(iconSrc.trim()) && isLikelyImageUrl(iconSrc) && !imgFailed;
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return (
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<div
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className={cn(
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"flex h-12 w-12 flex-shrink-0 items-center justify-center overflow-hidden rounded-full border border-purple-100/50 p-2",
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index % 2 === 1 ? "bg-[#F8FAFC]" : "bg-[#f3e8ff]",
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)}
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>
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{showImg ? (
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<img
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src={iconSrc.trim()}
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alt=""
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className="h-full w-full object-contain"
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onError={() => setImgFailed(true)}
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/>
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) : (
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<Layers
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className={cn(
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"h-6 w-6",
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index % 2 === 1 ? "text-[#64748B]" : "text-brand-500",
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)}
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/>
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)}
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</div>
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);
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}
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export function CourseDetailPage() {
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const navigate = useNavigate();
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const { level: programIdParam, courseId: courseIdParam } = useParams<{
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level: string;
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courseId: string;
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}>();
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const programId = Number(programIdParam);
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const courseIdNum = Number(courseIdParam);
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const [course, setCourse] = useState<ProgramCourseListItem | null>(null);
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const [modules, setModules] = useState<TopLevelCourseModuleItem[]>([]);
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const [loading, setLoading] = useState(true);
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const [error, setError] = useState<string | null>(null);
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const [isAddModuleOpen, setIsAddModuleOpen] = useState(false);
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const [editingModule, setEditingModule] =
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useState<TopLevelCourseModuleItem | null>(null);
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const [editModuleName, setEditModuleName] = useState("");
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const [editModuleDescription, setEditModuleDescription] = useState("");
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const [editModuleIcon, setEditModuleIcon] = useState("");
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const [editModuleIconUploadBusy, setEditModuleIconUploadBusy] =
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useState(false);
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const [savingModuleEdit, setSavingModuleEdit] = useState(false);
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const [deletingModule, setDeletingModule] =
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useState<TopLevelCourseModuleItem | null>(null);
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const [deletingModuleInFlight, setDeletingModuleInFlight] = useState(false);
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const openEditModule = (module: TopLevelCourseModuleItem) => {
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setEditingModule(module);
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setEditModuleName(module.name ?? "");
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setEditModuleDescription(module.description ?? "");
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setEditModuleIcon(module.icon?.trim() ?? "");
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setEditModuleIconUploadBusy(false);
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};
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const closeEditModule = () => {
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if (savingModuleEdit || editModuleIconUploadBusy) return;
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setEditingModule(null);
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setEditModuleIconUploadBusy(false);
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};
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const loadPage = useCallback(async () => {
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if (!Number.isFinite(programId) || programId < 1) {
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setError("Invalid program");
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setCourse(null);
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setModules([]);
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setLoading(false);
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return;
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}
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if (!Number.isFinite(courseIdNum) || courseIdNum < 1) {
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setError("Invalid course");
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setCourse(null);
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setModules([]);
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setLoading(false);
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return;
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}
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setLoading(true);
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setError(null);
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try {
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const [courseOutcome, modulesOutcome] = await Promise.allSettled([
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getProgramCourses(programId, { limit: 200, offset: 0 }),
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getTopLevelCourseModules(courseIdNum, { limit: 100, offset: 0 }),
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]);
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if (courseOutcome.status === "fulfilled") {
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const raw = courseOutcome.value.data?.data?.courses;
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const list = Array.isArray(raw) ? raw : [];
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const found = list.find((c) => c.id === courseIdNum) ?? null;
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setCourse(found);
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if (!found) {
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setError("Course not found in this program");
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}
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} else {
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console.error(courseOutcome.reason);
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setCourse(null);
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setError("Failed to load course");
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}
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if (modulesOutcome.status === "fulfilled") {
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const raw = modulesOutcome.value.data?.data?.modules;
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const list = Array.isArray(raw) ? raw : [];
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const refreshed = await Promise.all(
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list.map(async (module) => {
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const icon = module.icon?.trim() ?? "";
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if (!icon || !isSignedS3Url(icon)) return module;
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const objectKey = extractObjectKeyFromUrl(icon);
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if (!objectKey) return module;
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try {
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const resolved = await resolveFileUrl(objectKey);
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const freshUrl = resolved.data?.data?.url?.trim();
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if (!freshUrl) return module;
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return { ...module, icon: freshUrl };
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} catch {
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return module;
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}
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}),
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);
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const sorted = [...refreshed].sort(
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(a, b) => (a.sort_order ?? 0) - (b.sort_order ?? 0),
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);
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setModules(sorted);
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} else {
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console.error(modulesOutcome.reason);
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setModules([]);
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toast.error("Could not load modules", {
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description: "Check your connection or try again.",
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});
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}
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} catch (e) {
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console.error(e);
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setError("Failed to load course");
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setCourse(null);
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setModules([]);
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toast.error("Could not load course", {
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description: "Check your connection or try again.",
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});
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} finally {
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setLoading(false);
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}
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}, [programId, courseIdNum]);
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useEffect(() => {
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void loadPage();
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}, [loadPage]);
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const handleSaveModuleEdit = async () => {
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if (!editingModule) return;
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const name = editModuleName.trim();
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if (!name) {
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toast.error("Module name is required");
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return;
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}
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setSavingModuleEdit(true);
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try {
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await updateTopLevelCourseModule(editingModule.id, {
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name,
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description: editModuleDescription.trim(),
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icon: editModuleIcon.trim(),
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});
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toast.success("Module updated");
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setEditModuleIconUploadBusy(false);
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setEditingModule(null);
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await loadPage();
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} catch (e: unknown) {
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console.error(e);
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const msg =
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(e as { response?: { data?: { message?: string } } })?.response?.data
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?.message ?? "Failed to update module";
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toast.error(msg);
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} finally {
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setSavingModuleEdit(false);
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}
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};
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const handleConfirmDeleteModule = async () => {
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if (!deletingModule) return;
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setDeletingModuleInFlight(true);
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try {
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await deleteTopLevelCourseModule(deletingModule.id);
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toast.success("Module deleted");
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setDeletingModule(null);
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await loadPage();
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} catch (e: unknown) {
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console.error(e);
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const msg =
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(e as { response?: { data?: { message?: string } } })?.response?.data
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?.message ?? "Failed to delete module";
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toast.error(msg);
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} finally {
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setDeletingModuleInFlight(false);
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}
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};
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const displayTitle =
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course?.name?.trim() || courseIdParam || "Course";
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const displayDescription =
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course?.description?.trim() ||
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(!loading && !course
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? "This course could not be loaded."
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: !course?.description?.trim() && course
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? "—"
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: "");
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return (
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<div className="space-y-10 pb-20 pt-10">
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{/* Header Navigation */}
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<div className="flex items-center gap-2">
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<Link
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to={`/new-content/learn-english/${programIdParam}/courses`}
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className="flex items-center gap-2 text-sm font-medium text-grayScale-600 transition-colors hover:text-brand-500"
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>
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<ArrowLeft className="h-5 w-5" />
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Back to Courses
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</Link>
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</div>
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{loading ? (
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<div className="flex flex-col items-center justify-center py-16">
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<img src={spinnerSrc} alt="" className="h-10 w-10 animate-spin" />
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</div>
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) : error && !course ? (
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<div className="flex flex-col items-center justify-center rounded-xl border border-red-100 bg-red-50/60 px-6 py-14 text-center">
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<img src={alertSrc} alt="" className="h-10 w-10" />
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<p className="mt-3 text-sm font-medium text-red-700">{error}</p>
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<Button
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type="button"
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variant="outline"
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className="mt-4"
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onClick={() => void loadPage()}
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>
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Try again
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</Button>
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</div>
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) : (
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<>
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{/* Hero Section */}
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<div className="flex flex-col justify-between gap-6 md:flex-row md:items-end">
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<div className="min-w-0 flex-1">
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<h1 className="text-2xl font-medium tracking-tight text-grayScale-900">
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{displayTitle}
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</h1>
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<p className="mt-1 max-w-2xl text-sm font-medium text-grayScale-500">
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{displayDescription}
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</p>
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</div>
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<div className="flex items-center gap-4">
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<Button
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variant="outline"
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className="rounded-[6px] border-brand-500 text-brand-500 "
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onClick={() =>
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navigate(
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`/new-content/learn-english/${programIdParam}/courses/add-practice?backTo=modules&courseId=${courseIdParam}`,
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)
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}
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>
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<Calendar className="h-4 w-4" />
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Add Practice
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</Button>
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<Button
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className="rounded-[6px] bg-brand-500 font-semibold hover:bg-brand-600"
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onClick={() => setIsAddModuleOpen(true)}
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>
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<Plus className="h-4 w-4" />
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Add Module
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</Button>
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</div>
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</div>
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<div className="relative">
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<div
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className="absolute inset-0 flex items-center"
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aria-hidden="true"
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>
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<div className="w-full border-t border-grayScale-200" />
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</div>
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<div className="relative flex justify-center">
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<div
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className="h-[0.5px] w-full rounded-full opacity-20"
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style={{
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background: "gray",
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}}
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/>
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</div>
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</div>
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<AddModuleModal
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isOpen={isAddModuleOpen}
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onClose={() => setIsAddModuleOpen(false)}
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courseId={courseIdNum}
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onCreated={() => loadPage()}
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/>
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<Dialog
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open={editingModule !== null}
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onOpenChange={(open) => {
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if (!open && savingModuleEdit) return;
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if (!open && editModuleIconUploadBusy) return;
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if (!open) closeEditModule();
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}}
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>
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<DialogContent className="max-w-lg">
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<DialogHeader>
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<DialogTitle>Edit module</DialogTitle>
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<DialogDescription>
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Update name, description, and icon (upload or URL). Saved with{" "}
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<code className="rounded bg-grayScale-100 px-1 py-0.5 text-[11px]">
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PUT /modules/:id
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</code>
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.
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</DialogDescription>
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</DialogHeader>
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<div className="grid gap-4 py-2">
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<div className="space-y-2">
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<label className="text-sm font-medium text-grayScale-700">
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Name
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</label>
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<Input
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value={editModuleName}
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onChange={(e) => setEditModuleName(e.target.value)}
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className="rounded-xl"
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placeholder="e.g. Grammar basics"
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disabled={savingModuleEdit}
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/>
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</div>
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<div className="space-y-2">
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<label className="text-sm font-medium text-grayScale-700">
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Description
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</label>
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<Textarea
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value={editModuleDescription}
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onChange={(e) => setEditModuleDescription(e.target.value)}
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rows={4}
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className="min-h-[100px] resize-y rounded-xl"
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placeholder="Optional short description."
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disabled={savingModuleEdit}
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/>
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</div>
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<ModuleIconUploadField
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value={editModuleIcon}
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onChange={setEditModuleIcon}
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disabled={savingModuleEdit}
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onUploadBusyChange={setEditModuleIconUploadBusy}
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/>
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</div>
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<DialogFooter className="gap-2 sm:gap-0">
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<Button
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type="button"
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variant="outline"
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onClick={closeEditModule}
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disabled={savingModuleEdit || editModuleIconUploadBusy}
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>
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Cancel
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</Button>
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<Button
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type="button"
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className="bg-brand-500 hover:bg-brand-600"
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disabled={savingModuleEdit || editModuleIconUploadBusy}
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onClick={() => void handleSaveModuleEdit()}
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>
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{savingModuleEdit ? "Saving…" : "Save changes"}
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</Button>
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</DialogFooter>
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</DialogContent>
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</Dialog>
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{modules.length === 0 ? (
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<div className="rounded-xl border border-dashed border-grayScale-200 bg-grayScale-50/50 px-6 py-14 text-center">
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<p className="text-sm font-medium text-grayScale-600">
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No modules in this course yet
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</p>
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<p className="mt-1 text-sm text-grayScale-400">
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Add modules when your workflow is connected, or create them via
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the API.
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</p>
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</div>
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) : (
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<div
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className="grid justify-start gap-10"
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style={{
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gridTemplateColumns: "repeat(auto-fill, minmax(330px, 330px))",
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}}
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>
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{modules.map((module, index) => {
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const iconSrc = module.icon?.trim() ?? "";
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return (
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<Card
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key={module.id}
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className="group relative flex h-full min-h-0 w-full flex-col overflow-hidden rounded-[16px] border border-grayScale-50 bg-white shadow-sm transition-all duration-300 hover:shadow-lg"
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>
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<div
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className="absolute right-2 top-2 z-10 flex translate-y-1 gap-1 opacity-0 pointer-events-none transition-all duration-300 ease-out group-hover:translate-y-0 group-hover:opacity-100 group-hover:pointer-events-auto"
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>
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<Button
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type="button"
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variant="secondary"
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size="icon"
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className="h-8 w-8 rounded-md bg-white/95 text-grayScale-600 shadow-sm transition-colors hover:bg-white"
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aria-label={`Edit ${module.name}`}
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onClick={() => openEditModule(module)}
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>
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<Pencil className="h-3.5 w-3.5" />
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</Button>
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<Button
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type="button"
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variant="secondary"
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|
size="icon"
|
|
className="h-8 w-8 rounded-md bg-white/95 text-red-600 shadow-sm transition-colors hover:bg-red-50"
|
|
aria-label={`Delete ${module.name}`}
|
|
onClick={() => setDeletingModule(module)}
|
|
>
|
|
<Trash2 className="h-3.5 w-3.5" />
|
|
</Button>
|
|
</div>
|
|
<ModuleCardTopMedia iconSrc={iconSrc} />
|
|
|
|
<div className="flex min-h-0 flex-1 flex-col gap-6 p-2 pb-4 pt-4">
|
|
<div className="flex min-h-0 flex-1 gap-4">
|
|
<ModuleIconCircle iconSrc={iconSrc} index={index} />
|
|
|
|
<div className="min-w-0 flex-1 space-y-1">
|
|
<h3 className="text-lg font-bold tracking-tight text-[#0F172A]">
|
|
{module.name}
|
|
</h3>
|
|
<p className="text-[12px] font-medium leading-snug text-grayScale-400">
|
|
{module.description?.trim() ? module.description : "—"}
|
|
</p>
|
|
</div>
|
|
</div>
|
|
|
|
<div className="mt-auto flex shrink-0 items-center gap-3">
|
|
<Button
|
|
variant="outline"
|
|
className="h-10 flex-1 rounded-[6px] border-[#9E2891] text-sm text-[#9E2891] transition-all"
|
|
onClick={() =>
|
|
navigate(
|
|
`/new-content/learn-english/${programIdParam}/courses/${courseIdParam}/modules/${module.id}`,
|
|
{
|
|
state: {
|
|
moduleName: module.name,
|
|
moduleDescription: module.description?.trim() ?? "",
|
|
},
|
|
},
|
|
)
|
|
}
|
|
>
|
|
View Detail
|
|
</Button>
|
|
<Button className="h-10 flex-1 rounded-[6px] bg-brand-500 text-sm text-white shadow-md shadow-brand-500/10">
|
|
Publish Practice
|
|
</Button>
|
|
</div>
|
|
</div>
|
|
</Card>
|
|
);
|
|
})}
|
|
</div>
|
|
)}
|
|
|
|
{deletingModule && (
|
|
<div className="fixed inset-0 z-50 flex items-center justify-center bg-black/40 backdrop-blur-sm">
|
|
<div className="mx-4 w-full max-w-sm animate-in fade-in zoom-in-95 rounded-2xl bg-white shadow-2xl">
|
|
<div className="flex items-center justify-between border-b border-grayScale-100 px-6 py-5">
|
|
<h2 className="text-lg font-bold text-grayScale-700">
|
|
Delete module
|
|
</h2>
|
|
<button
|
|
type="button"
|
|
onClick={() =>
|
|
!deletingModuleInFlight && setDeletingModule(null)
|
|
}
|
|
disabled={deletingModuleInFlight}
|
|
className="grid h-8 w-8 place-items-center rounded-lg text-grayScale-400 transition-colors hover:bg-grayScale-100 hover:text-grayScale-600 disabled:pointer-events-none disabled:opacity-50"
|
|
>
|
|
<X className="h-5 w-5" />
|
|
</button>
|
|
</div>
|
|
|
|
<div className="px-6 py-6">
|
|
<div className="mx-auto mb-4 grid h-12 w-12 place-items-center rounded-full bg-red-50">
|
|
<Trash2 className="h-5 w-5 text-red-500" />
|
|
</div>
|
|
<p className="text-center text-sm leading-relaxed text-grayScale-600">
|
|
Are you sure you want to delete{" "}
|
|
<span className="font-semibold text-grayScale-700">
|
|
{deletingModule.name}
|
|
</span>
|
|
? This cannot be undone. Related content may be affected
|
|
depending on your backend.
|
|
</p>
|
|
</div>
|
|
|
|
<div className="flex flex-col-reverse gap-3 border-t border-grayScale-100 px-6 py-4 sm:flex-row sm:justify-end">
|
|
<Button
|
|
type="button"
|
|
variant="outline"
|
|
onClick={() => setDeletingModule(null)}
|
|
disabled={deletingModuleInFlight}
|
|
className="w-full sm:w-auto"
|
|
>
|
|
Cancel
|
|
</Button>
|
|
<Button
|
|
type="button"
|
|
className="w-full bg-red-500 shadow-sm transition-all hover:bg-red-600 hover:shadow-md sm:w-auto"
|
|
disabled={deletingModuleInFlight}
|
|
onClick={() => void handleConfirmDeleteModule()}
|
|
>
|
|
{deletingModuleInFlight ? "Deleting…" : "Delete"}
|
|
</Button>
|
|
</div>
|
|
</div>
|
|
</div>
|
|
)}
|
|
</>
|
|
)}
|
|
</div>
|
|
);
|
|
}
|