From 53a72bef2dbd2ded5ece486cacbffbd34e040d8d Mon Sep 17 00:00:00 2001
From: Yared Yemane <yaredyemane1@gmail.com>
Date: Tue, 7 Apr 2026 05:30:23 -0700
Subject: [PATCH] human language learn management adjustment

---
 src/app/AppRoutes.tsx                         |   2 +
 .../ContentManagementLayout.tsx               |   1 +
 .../content-management/HumanLanguagePage.tsx  | 223 ++++++++++++++++++
 src/pages/content-management/SpeakingPage.tsx |   2 +-
 4 files changed, 227 insertions(+), 1 deletion(-)
 create mode 100644 src/pages/content-management/HumanLanguagePage.tsx

diff --git a/src/app/AppRoutes.tsx b/src/app/AppRoutes.tsx
index 1b2515d..830bf51 100644
--- a/src/app/AppRoutes.tsx
+++ b/src/app/AppRoutes.tsx
@@ -31,6 +31,7 @@ import { PracticeDetailsPage } from "../pages/content-management/PracticeDetails
 import { PracticeMembersPage } from "../pages/content-management/PracticeMembersPage"
 import { QuestionsPage } from "../pages/content-management/QuestionsPage"
 import { AddQuestionPage } from "../pages/content-management/AddQuestionPage"
+import { HumanLanguagePage } from "../pages/content-management/HumanLanguagePage"
 import { UserLogPage } from "../pages/user-log/UserLogPage"
 import { IssuesPage } from "../pages/issues/IssuesPage"
 import { ProfilePage } from "../pages/ProfilePage"
@@ -76,6 +77,7 @@ export function AppRoutes() {
           <Route index element={<CourseCategoryPage />} />
           <Route path="courses" element={<AllCoursesPage />} />
           <Route path="flows" element={<CourseFlowBuilderPage />} />
+          <Route path="human-language" element={<HumanLanguagePage />} />
           <Route path="category/:categoryId" element={<ContentOverviewPage />} />
           <Route path="category/:categoryId/courses" element={<CoursesPage />} />
           {/* Course → Sub-course → Video/Practice */}
diff --git a/src/pages/content-management/ContentManagementLayout.tsx b/src/pages/content-management/ContentManagementLayout.tsx
index 1cd42ec..5e7dfa0 100644
--- a/src/pages/content-management/ContentManagementLayout.tsx
+++ b/src/pages/content-management/ContentManagementLayout.tsx
@@ -4,6 +4,7 @@ import { cn } from "../../lib/utils"
 const tabs = [
   { label: "Overview", to: "/content" },
   { label: "Courses", to: "/content/courses" },
+  { label: "Human Language", to: "/content/human-language" },
   { label: "Flows", to: "/content/flows" },
   { label: "Speaking", to: "/content/speaking" },
   { label: "Practice", to: "/content/practices" },
diff --git a/src/pages/content-management/HumanLanguagePage.tsx b/src/pages/content-management/HumanLanguagePage.tsx
new file mode 100644
index 0000000..8ac9cf7
--- /dev/null
+++ b/src/pages/content-management/HumanLanguagePage.tsx
@@ -0,0 +1,223 @@
+import { useEffect, useMemo, useState } from "react"
+import { Link } from "react-router-dom"
+import { BookOpen, ChevronDown, ChevronRight, Languages } from "lucide-react"
+import { Card, CardContent, CardHeader, CardTitle } from "../../components/ui/card"
+import { Button } from "../../components/ui/button"
+import { SpinnerIcon } from "../../components/ui/spinner-icon"
+import { getCourseCategories, getCoursesByCategory, getLearningPath } from "../../api/courses.api"
+import type { Course, CourseCategory, LearningPathSubCourse } from "../../types/course.types"
+
+const CEFR_LEVELS = ["A1", "A2", "A3", "B1", "B2", "B3", "C1", "C2", "C3"] as const
+type CefrLevel = (typeof CEFR_LEVELS)[number]
+
+export function HumanLanguagePage() {
+  const [loading, setLoading] = useState(false)
+  const [categories, setCategories] = useState<CourseCategory[]>([])
+  const [courses, setCourses] = useState<Course[]>([])
+  const [selectedCategoryId, setSelectedCategoryId] = useState<number | null>(null)
+  const [selectedCourseId, setSelectedCourseId] = useState<number | null>(null)
+  const [selectedLevel, setSelectedLevel] = useState<CefrLevel | "ALL">("ALL")
+  const [collapsedLevels, setCollapsedLevels] = useState<CefrLevel[]>([])
+  const [subCourses, setSubCourses] = useState<LearningPathSubCourse[]>([])
+
+  useEffect(() => {
+    const loadCategories = async () => {
+      setLoading(true)
+      try {
+        const res = await getCourseCategories()
+        const items = res.data?.data?.categories ?? []
+        setCategories(items)
+        const humanLanguageCategory =
+          items.find((c) => c.name.toLowerCase().includes("human language")) ??
+          items.find((c) => c.name.toLowerCase().includes("language")) ??
+          null
+        setSelectedCategoryId(humanLanguageCategory?.id ?? (items[0]?.id ?? null))
+      } finally {
+        setLoading(false)
+      }
+    }
+    loadCategories().catch(() => undefined)
+  }, [])
+
+  useEffect(() => {
+    if (!selectedCategoryId) return
+    const loadCourses = async () => {
+      setLoading(true)
+      try {
+        const res = await getCoursesByCategory(selectedCategoryId)
+        const items = res.data?.data?.courses ?? []
+        setCourses(items)
+        setSelectedCourseId(items[0]?.id ?? null)
+      } finally {
+        setLoading(false)
+      }
+    }
+    loadCourses().catch(() => undefined)
+  }, [selectedCategoryId])
+
+  useEffect(() => {
+    if (!selectedCourseId) return
+    const loadPath = async () => {
+      setLoading(true)
+      try {
+        const res = await getLearningPath(selectedCourseId)
+        setSubCourses(res.data?.data?.sub_courses ?? [])
+      } finally {
+        setLoading(false)
+      }
+    }
+    loadPath().catch(() => undefined)
+  }, [selectedCourseId])
+
+  const grouped = useMemo(() => {
+    const base = Object.fromEntries(CEFR_LEVELS.map((level) => [level, [] as LearningPathSubCourse[]])) as Record<
+      CefrLevel,
+      LearningPathSubCourse[]
+    >
+    for (const subCourse of subCourses) {
+      const level = (subCourse.sub_level ?? "").toUpperCase() as CefrLevel
+      if (CEFR_LEVELS.includes(level)) {
+        base[level].push(subCourse)
+      }
+    }
+    return base
+  }, [subCourses])
+
+  const levelRows = useMemo(
+    () => (selectedLevel === "ALL" ? CEFR_LEVELS : [selectedLevel]).map((level) => ({ level, rows: grouped[level] })),
+    [grouped, selectedLevel],
+  )
+
+  const toggleLevel = (level: CefrLevel) => {
+    setCollapsedLevels((prev) => (prev.includes(level) ? prev.filter((l) => l !== level) : [...prev, level]))
+  }
+
+  return (
+    <div className="space-y-6">
+      <div className="rounded-2xl border border-grayScale-200 bg-gradient-to-r from-white to-brand-50/30 p-5 shadow-sm">
+        <div className="flex items-start gap-3">
+          <div className="rounded-xl bg-brand-100 p-2 text-brand-700">
+            <Languages className="h-5 w-5" />
+          </div>
+          <div>
+            <h2 className="text-lg font-semibold text-grayScale-900">Human Language Content</h2>
+            <p className="mt-1 text-sm text-grayScale-500">
+              Dedicated management view for CEFR levels A1 to C3 with no sub-levels.
+            </p>
+          </div>
+        </div>
+      </div>
+
+      <Card className="border-grayScale-200/80 shadow-sm">
+        <CardHeader>
+          <CardTitle className="text-base">Filters</CardTitle>
+        </CardHeader>
+        <CardContent className="grid grid-cols-1 gap-4 md:grid-cols-3">
+          <div className="space-y-1.5">
+            <label className="text-xs font-medium uppercase tracking-wide text-grayScale-500">Category</label>
+            <select
+              className="h-10 w-full rounded-md border border-grayScale-200 bg-white px-3 text-sm"
+              value={selectedCategoryId ?? ""}
+              onChange={(e) => setSelectedCategoryId(Number(e.target.value))}
+            >
+              {categories.map((category) => (
+                <option key={category.id} value={category.id}>
+                  {category.name}
+                </option>
+              ))}
+            </select>
+          </div>
+          <div className="space-y-1.5">
+            <label className="text-xs font-medium uppercase tracking-wide text-grayScale-500">Course</label>
+            <select
+              className="h-10 w-full rounded-md border border-grayScale-200 bg-white px-3 text-sm"
+              value={selectedCourseId ?? ""}
+              onChange={(e) => setSelectedCourseId(Number(e.target.value))}
+            >
+              {courses.map((course) => (
+                <option key={course.id} value={course.id}>
+                  {course.title}
+                </option>
+              ))}
+            </select>
+          </div>
+          <div className="space-y-1.5">
+            <label className="text-xs font-medium uppercase tracking-wide text-grayScale-500">Fetch lessons by level</label>
+            <select
+              className="h-10 w-full rounded-md border border-grayScale-200 bg-white px-3 text-sm"
+              value={selectedLevel}
+              onChange={(e) => setSelectedLevel(e.target.value as CefrLevel | "ALL")}
+            >
+              <option value="ALL">ALL LEVELS</option>
+              {CEFR_LEVELS.map((level) => (
+                <option key={level} value={level}>
+                  {level}
+                </option>
+              ))}
+            </select>
+          </div>
+        </CardContent>
+      </Card>
+
+      {selectedCategoryId && selectedCourseId ? (
+        <div className="flex justify-end">
+          <Link to={`/content/category/${selectedCategoryId}/courses/${selectedCourseId}/sub-courses`}>
+            <Button variant="outline">Open detailed management</Button>
+          </Link>
+        </div>
+      ) : null}
+
+      {loading ? (
+        <div className="flex items-center gap-2 py-8 text-sm text-grayScale-500">
+          <SpinnerIcon className="h-4 w-4" />
+          Loading human language lessons...
+        </div>
+      ) : (
+        <div className="space-y-3">
+          {levelRows.map(({ level, rows }) => (
+            <Card key={level} className="overflow-hidden border-grayScale-200/80 shadow-sm">
+              <button
+                type="button"
+                className="flex w-full items-center justify-between border-b border-grayScale-100 bg-grayScale-50/60 px-4 py-3 text-left"
+                onClick={() => toggleLevel(level)}
+              >
+                <div className="inline-flex items-center gap-2">
+                  {collapsedLevels.includes(level) ? <ChevronRight className="h-4 w-4" /> : <ChevronDown className="h-4 w-4" />}
+                  <span className="text-sm font-semibold text-grayScale-900">{level}</span>
+                  <span className="rounded-md bg-brand-100 px-2 py-0.5 text-xs font-medium text-brand-700">
+                    {rows.length} unit(s)
+                  </span>
+                </div>
+              </button>
+              {!collapsedLevels.includes(level) ? (
+                <CardContent className="space-y-3 p-4">
+                  {rows.length === 0 ? (
+                    <p className="text-sm text-grayScale-500">No lessons found for this level.</p>
+                  ) : (
+                    rows.map((subCourse) => (
+                      <div key={subCourse.id} className="rounded-xl border border-grayScale-200 bg-white p-3">
+                        <p className="text-sm font-semibold text-grayScale-900">{subCourse.title}</p>
+                        <p className="mt-1 text-xs text-grayScale-500">
+                          {subCourse.videos.length} lesson video(s) • {subCourse.practices.length} practice(s)
+                        </p>
+                        <div className="mt-2 space-y-1">
+                          {subCourse.videos.map((video) => (
+                            <div key={video.id} className="inline-flex items-center gap-2 rounded-md bg-grayScale-50 px-2 py-1 text-xs text-grayScale-700">
+                              <BookOpen className="h-3.5 w-3.5" />
+                              {video.title}
+                            </div>
+                          ))}
+                        </div>
+                      </div>
+                    ))
+                  )}
+                </CardContent>
+              ) : null}
+            </Card>
+          ))}
+        </div>
+      )}
+    </div>
+  )
+}
+
diff --git a/src/pages/content-management/SpeakingPage.tsx b/src/pages/content-management/SpeakingPage.tsx
index 8146b0b..ee37608 100644
--- a/src/pages/content-management/SpeakingPage.tsx
+++ b/src/pages/content-management/SpeakingPage.tsx
@@ -14,7 +14,7 @@ import {
   getSubCoursesByCourse,
   createQuestion,
   createQuestionSet,
-  getQuestions,
+  // getQuestions,
   getPracticeQuestionsByPractice,
   getQuestionSets,
   updateQuestion,