完整性更新

现在已经实现了大部分基础功能

src/app/(dashboard)/student/dashboard/page.tsx

@@ -1,5 +1,88 @@
-import { StudentDashboard } from "@/modules/dashboard/components/student-view"
+import { StudentDashboard } from "@/modules/dashboard/components/student-dashboard/student-dashboard-view"
+import { getStudentClasses, getStudentSchedule } from "@/modules/classes/data-access"
+import { getDemoStudentUser, getStudentDashboardGrades, getStudentHomeworkAssignments } from "@/modules/homework/data-access"
+import { EmptyState } from "@/shared/components/ui/empty-state"
+import { Inbox } from "lucide-react"
 
-export default function StudentDashboardPage() {
-  return <StudentDashboard />
+export const dynamic = "force-dynamic"
+
+const toWeekday = (d: Date): 1 | 2 | 3 | 4 | 5 | 6 | 7 => {
+  const day = d.getDay()
+  return (day === 0 ? 7 : day) as 1 | 2 | 3 | 4 | 5 | 6 | 7
+}
+
+export default async function StudentDashboardPage() {
+  const student = await getDemoStudentUser()
+  if (!student) {
+    return (
+      <div className="flex h-full flex-col items-center justify-center">
+        <EmptyState
+          title="No user found"
+          description="Create a student user to see dashboard."
+          icon={Inbox}
+          className="border-none shadow-none h-auto"
+        />
+      </div>
+    )
+  }
+
+  const [classes, schedule, assignments, grades] = await Promise.all([
+    getStudentClasses(student.id),
+    getStudentSchedule(student.id),
+    getStudentHomeworkAssignments(student.id),
+    getStudentDashboardGrades(student.id),
+  ])
+
+  const now = new Date()
+  const in7Days = new Date(now)
+  in7Days.setDate(in7Days.getDate() + 7)
+
+  const dueSoonCount = assignments.filter((a) => {
+    if (!a.dueAt) return false
+    const due = new Date(a.dueAt)
+    return due >= now && due <= in7Days && a.progressStatus !== "graded"
+  }).length
+
+  const overdueCount = assignments.filter((a) => {
+    if (!a.dueAt) return false
+    const due = new Date(a.dueAt)
+    return due < now && a.progressStatus !== "graded"
+  }).length
+
+  const gradedCount = assignments.filter((a) => a.progressStatus === "graded").length
+
+  const todayWeekday = toWeekday(now)
+  const todayScheduleItems = schedule
+    .filter((s) => s.weekday === todayWeekday)
+    .map((s) => ({
+      id: s.id,
+      classId: s.classId,
+      className: s.className,
+      course: s.course,
+      startTime: s.startTime,
+      endTime: s.endTime,
+      location: s.location ?? null,
+    }))
+    .sort((a, b) => a.startTime.localeCompare(b.startTime))
+
+  const upcomingAssignments = [...assignments]
+    .sort((a, b) => {
+      const aDue = a.dueAt ? new Date(a.dueAt).getTime() : Number.POSITIVE_INFINITY
+      const bDue = b.dueAt ? new Date(b.dueAt).getTime() : Number.POSITIVE_INFINITY
+      return aDue - bDue
+    })
+    .slice(0, 6)
+
+  return (
+    <StudentDashboard
+      studentName={student.name}
+      enrolledClassCount={classes.length}
+      dueSoonCount={dueSoonCount}
+      overdueCount={overdueCount}
+      gradedCount={gradedCount}
+      todayScheduleItems={todayScheduleItems}
+      upcomingAssignments={upcomingAssignments}
+      grades={grades}
+    />
+  )
 }