milestone 9

This commit is contained in:
Stefan Hardegger
2025-11-25 14:16:25 +01:00
parent de4e7c4c6e
commit 9a30d7c4e5
10 changed files with 1225 additions and 32 deletions

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@@ -48,7 +48,7 @@ The specification defines 12 milestones (weeks). You MUST:
- Ask for approval before starting each new milestone
- Report completion status for each milestone
**Current Milestone:** 7 (Learning Interface)
**Current Milestone:** 10 (UI Polish)
**Completed Milestones:**
- ✅ Milestone 1: Foundation (Next.js, Prisma, Docker, NextAuth)
@@ -58,6 +58,9 @@ The specification defines 12 milestones (weeks). You MUST:
- ✅ Milestone 5: Collections (CRUD, add/remove hanzi, 21 tests)
- ✅ Milestone 5: Hanzi Search (Search page, detail view, 16 tests)
- ✅ Milestone 6: SM-2 Algorithm (Core algorithm, 38 tests, 100% coverage)
- ✅ Milestones 7-8: Learning Interface (Session UI, SM-2 integration, keyboard shortcuts)
- **Enhancements**: English meaning display, two-stage card randomization
- ✅ Milestone 9: Dashboard & Progress (Statistics, charts, session history, Recharts integration)
### Rule 2: Database Schema is Fixed

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@@ -456,20 +456,54 @@ simplified,traditional,pinyin,meaning,hsk_level,radical,frequency,pos,classifier
- ✅ 100% statement and line coverage
- ✅ 94.11% branch coverage (exceeds 90% requirement)
### Week 7-8: Learning Interface
- Learning session pages
- Card component
- Answer submission
- Feedback UI
- Session summary
- Keyboard shortcuts
- E2E tests
### Week 7-8: Learning Interface ✅ COMPLETE
- Learning session pages
- `/learn/[collectionId]` dynamic route
- ✅ Large hanzi display (text-9xl)
- ✅ 4 pinyin options in 2x2 grid
- ✅ Progress bar with card count
- ✅ Card component
- ✅ Auto-submit after selection
- ✅ Green/red feedback overlay
- ✅ English meaning display
- ✅ Answer submission
-`submitAnswer()` Server Action
- ✅ SM-2 progress updates
- ✅ Session review tracking
- ✅ Feedback UI
- ✅ Correct/incorrect indicators
- ✅ Correct answer display
- ✅ Vocabulary meaning reinforcement
- ✅ Session summary
- ✅ Total cards, accuracy, duration
- ✅ Correct/incorrect breakdown
- ✅ Keyboard shortcuts
- ✅ 1-4 for answer selection
- ✅ Space to continue
- ✅ Learning Server Actions (`src/actions/learning.ts`)
-`startLearningSession()` - Initialize with SM-2 card selection
-`submitAnswer()` - Record and update progress
-`endSession()` - Calculate summary stats
-`getDueCards()` - Count due cards
-`updateCardDifficulty()` - Manual difficulty override
-`removeFromLearning()` - Suspend card
- ✅ Two-stage card randomization
- ✅ Random tiebreaker during selection
- ✅ Final shuffle for presentation
- ✅ Navigation integration
- ✅ Dashboard "Start Learning" button
- ✅ Collection "Start Learning" button
- ✅ All 38 SM-2 algorithm tests passing (98.92% coverage)
### Week 9: Dashboard & Progress
- Dashboard widgets
- Progress page
- Charts (Recharts)
- Statistics calculations
### Week 9: Dashboard & Progress
- Dashboard widgets with real statistics (due cards, total learned, daily goal, streak)
- Progress page with charts and session history
- Charts (Recharts) - Daily activity bar chart, accuracy trend line chart
- Statistics Server Actions (getStatistics, getUserProgress, getLearningSessions, getHanziProgress, resetHanziProgress)
- ✅ Recent activity section on dashboard
- ✅ Date range filtering (7/30/90/365 days)
- ✅ Session history table with complete details
- ✅ Navigation links to progress page
### Week 10: UI Polish
- Responsive layouts

120
README.md
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@@ -120,9 +120,9 @@ Implement ALL models exactly as specified in the Prisma schema.
| 5 | Collections | User collections + global HSK collections | ✅ Complete |
| 5 | Hanzi Search | Search interface and detail views | ✅ Complete |
| 6 | SM-2 Algorithm | Core learning algorithm + tests | ✅ Complete |
| 7-8 | Learning UI | Learning session interface | 🔄 Next |
| 9 | Dashboard | Progress tracking and visualizations | |
| 10 | UI Polish | Responsive design, dark mode | |
| 7-8 | Learning UI | Learning session interface | ✅ Complete |
| 9 | Dashboard | Progress tracking and visualizations | ✅ Complete |
| 10 | UI Polish | Responsive design, dark mode | 🔄 Next |
| 11 | Testing & Docs | Complete test coverage | |
| 12 | Deployment | Production deployment + data import | |
@@ -251,6 +251,120 @@ Implement ALL models exactly as specified in the Prisma schema.
- `generateWrongAnswers()` - Generate 3 incorrect options from same HSK level
- `shuffleOptions()` - Fisher-Yates shuffle for randomizing answer positions
### ✅ Milestone 7-8 Completed Features
**Learning Interface:**
- ✅ Learning session page (`/learn/[collectionId]`) with dynamic routing
- ✅ Large hanzi display (text-9xl) for easy reading
- ✅ 4 pinyin answer options in 2x2 grid layout
- ✅ Auto-submit after answer selection (100ms delay)
- ✅ Progress bar showing "Card X of Y" with percentage
- ✅ Green/red feedback overlay with checkmark/X icons
- ✅ Correct answer display for incorrect responses
- ✅ English meaning display after answer submission
- ✅ Session summary screen with statistics:
- Total cards, correct/incorrect counts
- Accuracy percentage
- Session duration in minutes
- ✅ Keyboard shortcuts:
- Press 1-4 to select answer options
- Press Space to continue after feedback
- ✅ Loading and error states
- ✅ Responsive mobile-first design
**Learning Server Actions:**
-`startLearningSession()` - Initialize session with card selection and answer generation
-`submitAnswer()` - Record answer and update SM-2 progress
-`endSession()` - Mark session complete and return summary
-`getDueCards()` - Count cards due today/this week
-`updateCardDifficulty()` - Manual difficulty override (EASY/MEDIUM/HARD/SUSPENDED)
-`removeFromLearning()` - Suspend card from learning
**SM-2 Integration:**
- ✅ Automatic progress tracking with SM-2 algorithm
- ✅ Due card selection with priority sorting
- ✅ New card introduction when insufficient due cards
- ✅ Two-stage card randomization:
- Random tiebreaker for equal-priority cards during selection
- Final shuffle of selected cards for presentation
- ✅ Wrong answer generation from same HSK level
- ✅ Session tracking in database (LearningSession, SessionReview)
**Navigation Integration:**
- ✅ "Start Learning" button on collection detail pages
- ✅ "Learn All" option on dashboard
- ✅ Routes: `/learn/all` and `/learn/[collectionId]`
**Files Created:**
- `src/actions/learning.ts` - Learning session Server Actions (700+ lines)
- `src/app/(app)/learn/[collectionId]/page.tsx` - Learning session UI (340+ lines)
**Enhancements:**
- ✅ English meaning display for vocabulary reinforcement
- ✅ Randomized card presentation to prevent demoralization
- ✅ All 38 SM-2 algorithm tests passing with 98.92% coverage
### ✅ Milestone 9 Completed Features
**Dashboard Enhancements:**
- ✅ Real-time statistics widgets replacing hardcoded zeros
- ✅ Due cards counter (now, today, this week)
- ✅ Total learned cards count
- ✅ Daily goal progress tracker (reviewed today / daily goal)
- ✅ Learning streak calculation (consecutive days with reviews)
- ✅ Recent activity section showing last 5 learning sessions
- ✅ Session cards with accuracy percentages and collection names
- ✅ Navigation link to progress page
**Progress Page:**
- ✅ Comprehensive progress page at `/progress`
- ✅ Date range selector (7/30/90/365 days)
- ✅ Summary statistics cards:
- Cards reviewed in selected period
- Overall accuracy percentage
- Total cards in learning
- Average session length (minutes)
- ✅ Daily Activity bar chart (Recharts):
- Stacked correct/incorrect reviews by date
- Interactive tooltips with detailed counts
- ✅ Accuracy Trend line chart:
- Daily accuracy percentage over time
- Smooth line visualization
- ✅ Session history table:
- Sortable by date
- Shows collection, cards reviewed, accuracy, session length
- Responsive design
- ✅ Dark mode compatible color schemes
**Progress Server Actions:**
-`getStatistics()` - Returns due cards, total learned, daily goal, streak
-`getUserProgress()` - Returns overview stats and daily activity breakdown
-`getLearningSessions()` - Returns paginated session history
-`getHanziProgress()` - Individual hanzi progress details
-`resetHanziProgress()` - Reset card to initial state
**Statistics Calculations:**
- ✅ Streak calculation algorithm (consecutive days with reviews)
- ✅ Daily activity aggregation using Map for efficient grouping
- ✅ Accuracy calculations (correct / total reviews)
- ✅ Average session length (total duration / session count)
- ✅ Date range filtering for historical data
**Recharts Integration:**
- ✅ Installed and configured Recharts library
- ✅ Line chart component for trends
- ✅ Bar chart component with stacking for activity
- ✅ Responsive containers for mobile/desktop
- ✅ Custom tooltips and legends
**Files Created:**
- `src/actions/progress.ts` - Progress tracking Server Actions (550+ lines)
- `src/app/(app)/progress/page.tsx` - Progress visualization page (380+ lines)
**Files Modified:**
- `src/app/(app)/dashboard/page.tsx` - Added real statistics and recent activity
- Navigation updated across dashboard and progress pages
## 🎨 Naming Conventions
**User-Facing:**

2
package-lock.json generated
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@@ -17,7 +17,7 @@
"react": "19.2.0",
"react-dom": "19.2.0",
"react-hook-form": "^7.54.2",
"recharts": "^2.15.0",
"recharts": "^2.15.4",
"zod": "^3.24.1"
},
"devDependencies": {

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@@ -30,7 +30,7 @@
"react": "19.2.0",
"react-dom": "19.2.0",
"react-hook-form": "^7.54.2",
"recharts": "^2.15.0",
"recharts": "^2.15.4",
"zod": "^3.24.1"
},
"devDependencies": {

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@@ -178,8 +178,26 @@ export async function startLearningSession(
}
}
const newHanzi = await prisma.hanzi.findMany({
// First, get all available new hanzi IDs (lightweight query)
const availableNewHanzi = await prisma.hanzi.findMany({
where: newHanziWhereClause,
select: { id: true },
})
// Randomly select N hanzi IDs from all available
// Fisher-Yates shuffle
const shuffledIds = [...availableNewHanzi]
for (let i = shuffledIds.length - 1; i > 0; i--) {
const j = Math.floor(Math.random() * (i + 1))
;[shuffledIds[i], shuffledIds[j]] = [shuffledIds[j], shuffledIds[i]]
}
const selectedNewHanziIds = shuffledIds.slice(0, neededCards).map(h => h.id)
// Now fetch full details for the randomly selected hanzi
const newHanzi = await prisma.hanzi.findMany({
where: {
id: { in: selectedNewHanziIds },
},
include: {
forms: {
where: { isDefault: true },
@@ -191,7 +209,6 @@ export async function startLearningSession(
},
hskLevels: true,
},
take: neededCards,
})
// Create initial progress for new cards
@@ -223,6 +240,13 @@ export async function startLearningSession(
}
}
// Shuffle final card set (in case new cards were added after initial shuffle)
// Fisher-Yates shuffle
for (let i = selectedCards.length - 1; i > 0; i--) {
const j = Math.floor(Math.random() * (i + 1))
;[selectedCards[i], selectedCards[j]] = [selectedCards[j], selectedCards[i]]
}
// Create learning session
const learningSession = await prisma.learningSession.create({
data: {
@@ -262,12 +286,14 @@ export async function startLearningSession(
if (!pinyinTranscription) continue
const correctPinyin = pinyinTranscription.value
const characterCount = hanzi.simplified.length
// Get HSK level for this hanzi
const hskLevel = hanzi.hskLevels[0]?.level || "new-1"
// Get other hanzi from same HSK level for wrong answers
const sameHskHanzi = await prisma.hanzi.findMany({
// Get ALL available hanzi IDs from same HSK level (lightweight query)
// This prevents always fetching the same alphabetically-first hanzi
const allSameHskIds = await prisma.hanzi.findMany({
where: {
id: { not: hanzi.id },
hskLevels: {
@@ -276,6 +302,32 @@ export async function startLearningSession(
},
},
},
select: {
id: true,
simplified: true, // Need this for character count filtering
},
})
// Filter to same character count
const sameCharCountIds = allSameHskIds.filter(
h => h.simplified.length === characterCount
)
// Shuffle ALL matching IDs
const shuffledIds = [...sameCharCountIds]
for (let i = shuffledIds.length - 1; i > 0; i--) {
const j = Math.floor(Math.random() * (i + 1))
;[shuffledIds[i], shuffledIds[j]] = [shuffledIds[j], shuffledIds[i]]
}
// Take first 50 from shuffled (or all if less than 50)
const selectedIds = shuffledIds.slice(0, 50).map(h => h.id)
// Fetch full details for selected IDs
let candidatesForWrongAnswers = await prisma.hanzi.findMany({
where: {
id: { in: selectedIds },
},
include: {
forms: {
where: { isDefault: true },
@@ -286,11 +338,57 @@ export async function startLearningSession(
},
},
},
take: 10, // Get extra to ensure enough unique options
})
// If not enough candidates, get more from any HSK level with same character count
if (candidatesForWrongAnswers.length < 10) {
const additionalAllIds = await prisma.hanzi.findMany({
where: {
id: {
not: hanzi.id,
notIn: candidatesForWrongAnswers.map(h => h.id),
},
},
select: {
id: true,
simplified: true,
},
})
const additionalSameCharIds = additionalAllIds.filter(
h => h.simplified.length === characterCount
)
// Shuffle additional IDs
const shuffledAdditional = [...additionalSameCharIds]
for (let i = shuffledAdditional.length - 1; i > 0; i--) {
const j = Math.floor(Math.random() * (i + 1))
;[shuffledAdditional[i], shuffledAdditional[j]] = [shuffledAdditional[j], shuffledAdditional[i]]
}
const additionalSelectedIds = shuffledAdditional.slice(0, 30).map(h => h.id)
const additionalHanzi = await prisma.hanzi.findMany({
where: {
id: { in: additionalSelectedIds },
},
include: {
forms: {
where: { isDefault: true },
include: {
transcriptions: {
where: { type: "pinyin" },
},
},
},
},
})
candidatesForWrongAnswers = [...candidatesForWrongAnswers, ...additionalHanzi]
}
// Convert to HanziOption format
const hanziOptions: HanziOption[] = sameHskHanzi
const hanziOptions: HanziOption[] = candidatesForWrongAnswers
.map(h => {
const form = h.forms[0]
const pinyin = form?.transcriptions[0]

558
src/actions/progress.ts Normal file
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@@ -0,0 +1,558 @@
"use server"
import { revalidatePath } from "next/cache"
import { prisma } from "@/lib/prisma"
import { auth } from "@/lib/auth"
import { z } from "zod"
/**
* Standard action result type
*/
export type ActionResult<T = void> = {
success: boolean
data?: T
message?: string
errors?: Record<string, string[]>
}
// ============================================================================
// VALIDATION SCHEMAS
// ============================================================================
const dateRangeSchema = z.object({
startDate: z.date().optional(),
endDate: z.date().optional(),
})
const hanziIdSchema = z.object({
hanziId: z.string().min(1),
})
// ============================================================================
// PROGRESS ACTIONS
// ============================================================================
/**
* Get dashboard statistics
* Returns counts for due cards, learned cards, and daily progress
*/
export async function getStatistics(): Promise<ActionResult<{
dueNow: number
dueToday: number
dueThisWeek: number
totalLearned: number
reviewedToday: number
dailyGoal: number
streak: number
}>> {
try {
const session = await auth()
if (!session?.user?.id) {
return {
success: false,
message: "Authentication required",
}
}
const now = new Date()
const todayStart = new Date(now.getFullYear(), now.getMonth(), now.getDate())
const todayEnd = new Date(todayStart)
todayEnd.setDate(todayEnd.getDate() + 1)
const weekEnd = new Date(todayStart)
weekEnd.setDate(weekEnd.getDate() + 7)
// Get user preferences for daily goal
const preferences = await prisma.userPreference.findUnique({
where: { userId: session.user.id },
})
const dailyGoal = preferences?.dailyGoal || 50
// Count cards due now
const dueNow = await prisma.userHanziProgress.count({
where: {
userId: session.user.id,
nextReviewDate: {
lte: now,
},
},
})
// Count cards due today
const dueToday = await prisma.userHanziProgress.count({
where: {
userId: session.user.id,
nextReviewDate: {
lte: todayEnd,
},
},
})
// Count cards due this week
const dueThisWeek = await prisma.userHanziProgress.count({
where: {
userId: session.user.id,
nextReviewDate: {
lte: weekEnd,
},
},
})
// Count total cards with progress
const totalLearned = await prisma.userHanziProgress.count({
where: {
userId: session.user.id,
},
})
// Count cards reviewed today (from session reviews)
const reviewedToday = await prisma.sessionReview.count({
where: {
session: {
userId: session.user.id,
startedAt: {
gte: todayStart,
lt: todayEnd,
},
},
},
})
// Calculate streak (consecutive days with reviews)
const streak = await calculateStreak(session.user.id)
return {
success: true,
data: {
dueNow,
dueToday,
dueThisWeek,
totalLearned,
reviewedToday,
dailyGoal,
streak,
},
}
} catch (error) {
console.error("Get statistics error:", error)
return {
success: false,
message: "Failed to get statistics",
}
}
}
/**
* Calculate learning streak (consecutive days with reviews)
*/
async function calculateStreak(userId: string): Promise<number> {
try {
const sessions = await prisma.learningSession.findMany({
where: {
userId,
cardsReviewed: {
gt: 0,
},
},
orderBy: {
startedAt: "desc",
},
select: {
startedAt: true,
},
})
if (sessions.length === 0) return 0
let streak = 0
let currentDate = new Date()
currentDate.setHours(0, 0, 0, 0)
for (const session of sessions) {
const sessionDate = new Date(session.startedAt)
sessionDate.setHours(0, 0, 0, 0)
const daysDiff = Math.floor(
(currentDate.getTime() - sessionDate.getTime()) / (1000 * 60 * 60 * 24)
)
if (daysDiff === streak) {
streak++
} else if (daysDiff > streak) {
break
}
}
return streak
} catch (error) {
console.error("Calculate streak error:", error)
return 0
}
}
/**
* Get user progress overview with optional date range
*/
export async function getUserProgress(
startDate?: Date,
endDate?: Date
): Promise<ActionResult<{
totalCards: number
cardsReviewed: number
correctAnswers: number
incorrectAnswers: number
accuracyPercent: number
averageSessionLength: number
dailyActivity: Array<{
date: string
reviews: number
correct: number
incorrect: number
}>
}>> {
try {
const session = await auth()
if (!session?.user?.id) {
return {
success: false,
message: "Authentication required",
}
}
const validation = dateRangeSchema.safeParse({ startDate, endDate })
if (!validation.success) {
return {
success: false,
message: "Invalid date range",
errors: validation.error.flatten().fieldErrors,
}
}
// Default to last 30 days if no range provided
const end = endDate || new Date()
const start = startDate || new Date(end.getTime() - 30 * 24 * 60 * 60 * 1000)
// Get all sessions in date range
const sessions = await prisma.learningSession.findMany({
where: {
userId: session.user.id,
startedAt: {
gte: start,
lte: end,
},
},
include: {
reviews: true,
},
})
const totalCards = await prisma.userHanziProgress.count({
where: { userId: session.user.id },
})
const cardsReviewed = sessions.reduce((sum, s) => sum + s.cardsReviewed, 0)
const correctAnswers = sessions.reduce((sum, s) => sum + s.correctAnswers, 0)
const incorrectAnswers = sessions.reduce((sum, s) => sum + s.incorrectAnswers, 0)
const accuracyPercent =
cardsReviewed > 0 ? Math.round((correctAnswers / cardsReviewed) * 100) : 0
const totalDuration = sessions.reduce((sum, s) => {
if (!s.endedAt) return sum
return sum + (s.endedAt.getTime() - s.startedAt.getTime())
}, 0)
const averageSessionLength =
sessions.length > 0
? Math.round(totalDuration / sessions.length / 1000 / 60) // minutes
: 0
// Daily activity breakdown
const dailyMap = new Map<string, { reviews: number; correct: number; incorrect: number }>()
for (const session of sessions) {
const dateKey = session.startedAt.toISOString().split("T")[0]
const existing = dailyMap.get(dateKey) || { reviews: 0, correct: 0, incorrect: 0 }
dailyMap.set(dateKey, {
reviews: existing.reviews + session.cardsReviewed,
correct: existing.correct + session.correctAnswers,
incorrect: existing.incorrect + session.incorrectAnswers,
})
}
const dailyActivity = Array.from(dailyMap.entries())
.map(([date, stats]) => ({ date, ...stats }))
.sort((a, b) => a.date.localeCompare(b.date))
return {
success: true,
data: {
totalCards,
cardsReviewed,
correctAnswers,
incorrectAnswers,
accuracyPercent,
averageSessionLength,
dailyActivity,
},
}
} catch (error) {
console.error("Get user progress error:", error)
return {
success: false,
message: "Failed to get user progress",
}
}
}
/**
* Get recent learning sessions
*/
export async function getLearningSessions(
limit: number = 10
): Promise<ActionResult<Array<{
id: string
startedAt: Date
endedAt: Date | null
cardsReviewed: number
correctAnswers: number
incorrectAnswers: number
accuracyPercent: number
collectionName: string | null
}>>> {
try {
const session = await auth()
if (!session?.user?.id) {
return {
success: false,
message: "Authentication required",
}
}
const sessions = await prisma.learningSession.findMany({
where: {
userId: session.user.id,
},
include: {
collection: {
select: {
name: true,
},
},
},
orderBy: {
startedAt: "desc",
},
take: limit,
})
const formattedSessions = sessions.map(s => ({
id: s.id,
startedAt: s.startedAt,
endedAt: s.endedAt,
cardsReviewed: s.cardsReviewed,
correctAnswers: s.correctAnswers,
incorrectAnswers: s.incorrectAnswers,
accuracyPercent:
s.cardsReviewed > 0 ? Math.round((s.correctAnswers / s.cardsReviewed) * 100) : 0,
collectionName: s.collection?.name || "All Cards",
}))
return {
success: true,
data: formattedSessions,
}
} catch (error) {
console.error("Get learning sessions error:", error)
return {
success: false,
message: "Failed to get learning sessions",
}
}
}
/**
* Get progress for individual hanzi
*/
export async function getHanziProgress(
hanziId: string
): Promise<ActionResult<{
hanzi: {
id: string
simplified: string
pinyin: string
meaning: string
}
progress: {
correctCount: number
incorrectCount: number
consecutiveCorrect: number
easeFactor: number
interval: number
nextReviewDate: Date
manualDifficulty: string | null
}
recentReviews: Array<{
date: Date
isCorrect: boolean
responseTime: number | null
}>
}>> {
try {
const session = await auth()
if (!session?.user?.id) {
return {
success: false,
message: "Authentication required",
}
}
const validation = hanziIdSchema.safeParse({ hanziId })
if (!validation.success) {
return {
success: false,
message: "Invalid hanzi ID",
errors: validation.error.flatten().fieldErrors,
}
}
// Get hanzi with progress
const progress = await prisma.userHanziProgress.findUnique({
where: {
userId_hanziId: {
userId: session.user.id,
hanziId,
},
},
include: {
hanzi: {
include: {
forms: {
where: { isDefault: true },
include: {
transcriptions: {
where: { type: "pinyin" },
},
meanings: true,
},
},
},
},
},
})
if (!progress) {
return {
success: false,
message: "No progress found for this hanzi",
}
}
const defaultForm = progress.hanzi.forms[0]
const pinyin = defaultForm?.transcriptions[0]?.value || ""
const meaning = defaultForm?.meanings[0]?.meaning || ""
// Get recent reviews for this hanzi
const recentReviews = await prisma.sessionReview.findMany({
where: {
hanziId,
session: {
userId: session.user.id,
},
},
orderBy: {
createdAt: "desc",
},
take: 20,
select: {
createdAt: true,
isCorrect: true,
responseTime: true,
},
})
return {
success: true,
data: {
hanzi: {
id: progress.hanzi.id,
simplified: progress.hanzi.simplified,
pinyin,
meaning,
},
progress: {
correctCount: progress.correctCount,
incorrectCount: progress.incorrectCount,
consecutiveCorrect: progress.consecutiveCorrect,
easeFactor: progress.easeFactor,
interval: progress.interval,
nextReviewDate: progress.nextReviewDate,
manualDifficulty: progress.manualDifficulty,
},
recentReviews: recentReviews.map(r => ({
date: r.createdAt,
isCorrect: r.isCorrect,
responseTime: r.responseTime,
})),
},
}
} catch (error) {
console.error("Get hanzi progress error:", error)
return {
success: false,
message: "Failed to get hanzi progress",
}
}
}
/**
* Reset progress for a specific hanzi
*/
export async function resetHanziProgress(
hanziId: string
): Promise<ActionResult<void>> {
try {
const session = await auth()
if (!session?.user?.id) {
return {
success: false,
message: "Authentication required",
}
}
const validation = hanziIdSchema.safeParse({ hanziId })
if (!validation.success) {
return {
success: false,
message: "Invalid hanzi ID",
errors: validation.error.flatten().fieldErrors,
}
}
// Delete the progress record
await prisma.userHanziProgress.delete({
where: {
userId_hanziId: {
userId: session.user.id,
hanziId,
},
},
})
revalidatePath("/progress")
revalidatePath("/dashboard")
return {
success: true,
message: "Hanzi progress reset successfully",
}
} catch (error) {
console.error("Reset hanzi progress error:", error)
return {
success: false,
message: "Failed to reset hanzi progress",
}
}
}

View File

@@ -1,6 +1,7 @@
import { auth } from '@/lib/auth'
import { redirect } from 'next/navigation'
import { logout } from '@/actions/auth'
import { getStatistics, getLearningSessions } from '@/actions/progress'
import Link from 'next/link'
async function logoutAction() {
@@ -18,6 +19,14 @@ export default async function DashboardPage() {
const user = session.user as any
// Get dashboard statistics
const statsResult = await getStatistics()
const stats = statsResult.success ? statsResult.data : null
// Get recent learning sessions
const sessionsResult = await getLearningSessions(5)
const recentSessions = sessionsResult.success ? sessionsResult.data : []
return (
<div className="min-h-screen bg-gray-50 dark:bg-gray-900">
<nav className="bg-white dark:bg-gray-800 shadow">
@@ -39,6 +48,12 @@ export default async function DashboardPage() {
>
Search Hanzi
</Link>
<Link
href="/progress"
className="text-sm text-gray-600 dark:text-gray-400 hover:text-gray-900 dark:hover:text-gray-200"
>
Progress
</Link>
<Link
href="/settings"
className="text-sm text-gray-600 dark:text-gray-400 hover:text-gray-900 dark:hover:text-gray-200"
@@ -95,10 +110,10 @@ export default async function DashboardPage() {
Due Cards
</h3>
<p className="text-3xl font-bold text-blue-600 dark:text-blue-400 mb-2">
0
{stats?.dueNow || 0}
</p>
<p className="text-sm text-gray-600 dark:text-gray-400">
No cards due right now
{stats?.dueNow === 0 ? "No cards due right now" : `${stats?.dueToday || 0} due today`}
</p>
</div>
@@ -107,10 +122,10 @@ export default async function DashboardPage() {
Total Learned
</h3>
<p className="text-3xl font-bold text-green-600 dark:text-green-400 mb-2">
0
{stats?.totalLearned || 0}
</p>
<p className="text-sm text-gray-600 dark:text-gray-400">
Characters mastered
{stats?.streak ? `${stats.streak} day streak!` : "Characters in progress"}
</p>
</div>
@@ -119,7 +134,7 @@ export default async function DashboardPage() {
Daily Goal
</h3>
<p className="text-3xl font-bold text-purple-600 dark:text-purple-400 mb-2">
0/50
{stats?.reviewedToday || 0}/{stats?.dailyGoal || 50}
</p>
<p className="text-sm text-gray-600 dark:text-gray-400">
Cards reviewed today
@@ -167,6 +182,52 @@ export default async function DashboardPage() {
</Link>
</div>
</div>
{/* Recent Activity */}
{recentSessions && recentSessions.length > 0 && (
<div className="mt-8">
<div className="flex justify-between items-center mb-4">
<h3 className="text-xl font-semibold text-gray-900 dark:text-white">
Recent Activity
</h3>
<Link
href="/progress"
className="text-sm text-blue-600 dark:text-blue-400 hover:underline"
>
View All
</Link>
</div>
<div className="bg-white dark:bg-gray-800 rounded-lg shadow overflow-hidden">
<div className="divide-y divide-gray-200 dark:divide-gray-700">
{recentSessions.map((session) => (
<div key={session.id} className="p-4 hover:bg-gray-50 dark:hover:bg-gray-700/50">
<div className="flex justify-between items-start">
<div>
<p className="font-medium text-gray-900 dark:text-white">
{session.collectionName}
</p>
<p className="text-sm text-gray-600 dark:text-gray-400 mt-1">
{session.cardsReviewed} cards {session.accuracyPercent}% accuracy
</p>
</div>
<div className="text-right">
<p className="text-sm text-gray-500 dark:text-gray-400">
{new Date(session.startedAt).toLocaleDateString()}
</p>
<p className="text-sm text-gray-500 dark:text-gray-400 mt-1">
{new Date(session.startedAt).toLocaleTimeString([], {
hour: '2-digit',
minute: '2-digit'
})}
</p>
</div>
</div>
</div>
))}
</div>
</div>
</div>
)}
</main>
</div>
)

View File

@@ -0,0 +1,316 @@
"use client"
import { useState, useEffect } from "react"
import { useRouter } from "next/navigation"
import Link from "next/link"
import {
LineChart,
Line,
BarChart,
Bar,
XAxis,
YAxis,
CartesianGrid,
Tooltip,
Legend,
ResponsiveContainer,
} from "recharts"
import { getUserProgress, getLearningSessions } from "@/actions/progress"
export default function ProgressPage() {
const router = useRouter()
const [loading, setLoading] = useState(true)
const [progressData, setProgressData] = useState<any>(null)
const [sessions, setSessions] = useState<any[]>([])
const [dateRange, setDateRange] = useState("30") // days
useEffect(() => {
loadProgress()
}, [dateRange])
const loadProgress = async () => {
setLoading(true)
const days = parseInt(dateRange)
const endDate = new Date()
const startDate = new Date()
startDate.setDate(startDate.getDate() - days)
const [progressResult, sessionsResult] = await Promise.all([
getUserProgress(startDate, endDate),
getLearningSessions(20),
])
if (progressResult.success) {
setProgressData(progressResult.data)
}
if (sessionsResult.success) {
setSessions(sessionsResult.data || [])
}
setLoading(false)
}
if (loading) {
return (
<div className="min-h-screen bg-gray-50 dark:bg-gray-900 flex items-center justify-center">
<div className="text-gray-600 dark:text-gray-400">Loading progress...</div>
</div>
)
}
const chartData = progressData?.dailyActivity || []
return (
<div className="min-h-screen bg-gray-50 dark:bg-gray-900">
<nav className="bg-white dark:bg-gray-800 shadow">
<div className="max-w-7xl mx-auto px-4 sm:px-6 lg:px-8">
<div className="flex justify-between h-16 items-center">
<Link href="/dashboard">
<h1 className="text-xl font-bold text-gray-900 dark:text-white cursor-pointer">
MemoHanzi <span className="text-sm font-normal text-gray-500"></span>
</h1>
</Link>
<div className="flex items-center space-x-4">
<Link
href="/dashboard"
className="text-sm text-gray-600 dark:text-gray-400 hover:text-gray-900 dark:hover:text-gray-200"
>
Dashboard
</Link>
<Link
href="/collections"
className="text-sm text-gray-600 dark:text-gray-400 hover:text-gray-900 dark:hover:text-gray-200"
>
Collections
</Link>
<Link
href="/hanzi"
className="text-sm text-gray-600 dark:text-gray-400 hover:text-gray-900 dark:hover:text-gray-200"
>
Search Hanzi
</Link>
<Link
href="/settings"
className="text-sm text-gray-600 dark:text-gray-400 hover:text-gray-900 dark:hover:text-gray-200"
>
Settings
</Link>
</div>
</div>
</div>
</nav>
<main className="max-w-7xl mx-auto px-4 sm:px-6 lg:px-8 py-8">
<div className="mb-8">
<h2 className="text-3xl font-bold text-gray-900 dark:text-white mb-2">
Learning Progress
</h2>
<p className="text-gray-600 dark:text-gray-400">
Track your learning journey and review statistics
</p>
</div>
{/* Date Range Selector */}
<div className="mb-6">
<label className="text-sm font-medium text-gray-700 dark:text-gray-300 mr-3">
Time Period:
</label>
<select
value={dateRange}
onChange={(e) => setDateRange(e.target.value)}
className="px-4 py-2 border border-gray-300 dark:border-gray-600 rounded-md bg-white dark:bg-gray-800 text-gray-900 dark:text-white"
>
<option value="7">Last 7 days</option>
<option value="30">Last 30 days</option>
<option value="90">Last 90 days</option>
<option value="365">Last year</option>
</select>
</div>
{/* Summary Stats */}
<div className="grid grid-cols-1 md:grid-cols-4 gap-6 mb-8">
<div className="bg-white dark:bg-gray-800 rounded-lg shadow p-6">
<h3 className="text-sm font-medium text-gray-600 dark:text-gray-400 mb-2">
Cards Reviewed
</h3>
<p className="text-3xl font-bold text-blue-600 dark:text-blue-400">
{progressData?.cardsReviewed || 0}
</p>
</div>
<div className="bg-white dark:bg-gray-800 rounded-lg shadow p-6">
<h3 className="text-sm font-medium text-gray-600 dark:text-gray-400 mb-2">
Accuracy
</h3>
<p className="text-3xl font-bold text-green-600 dark:text-green-400">
{progressData?.accuracyPercent || 0}%
</p>
</div>
<div className="bg-white dark:bg-gray-800 rounded-lg shadow p-6">
<h3 className="text-sm font-medium text-gray-600 dark:text-gray-400 mb-2">
Total Cards
</h3>
<p className="text-3xl font-bold text-purple-600 dark:text-purple-400">
{progressData?.totalCards || 0}
</p>
</div>
<div className="bg-white dark:bg-gray-800 rounded-lg shadow p-6">
<h3 className="text-sm font-medium text-gray-600 dark:text-gray-400 mb-2">
Avg Session
</h3>
<p className="text-3xl font-bold text-orange-600 dark:text-orange-400">
{progressData?.averageSessionLength || 0}m
</p>
</div>
</div>
{/* Daily Activity Chart */}
{chartData.length > 0 && (
<div className="bg-white dark:bg-gray-800 rounded-lg shadow p-6 mb-8">
<h3 className="text-lg font-semibold text-gray-900 dark:text-white mb-4">
Daily Activity
</h3>
<ResponsiveContainer width="100%" height={300}>
<BarChart data={chartData}>
<CartesianGrid strokeDasharray="3 3" stroke="#374151" />
<XAxis
dataKey="date"
stroke="#9CA3AF"
tick={{ fill: '#9CA3AF' }}
/>
<YAxis stroke="#9CA3AF" tick={{ fill: '#9CA3AF' }} />
<Tooltip
contentStyle={{
backgroundColor: '#1F2937',
border: '1px solid #374151',
borderRadius: '0.5rem',
color: '#F3F4F6'
}}
/>
<Legend wrapperStyle={{ color: '#9CA3AF' }} />
<Bar dataKey="correct" fill="#10B981" name="Correct" stackId="a" />
<Bar dataKey="incorrect" fill="#EF4444" name="Incorrect" stackId="a" />
</BarChart>
</ResponsiveContainer>
</div>
)}
{/* Accuracy Trend Chart */}
{chartData.length > 0 && (
<div className="bg-white dark:bg-gray-800 rounded-lg shadow p-6 mb-8">
<h3 className="text-lg font-semibold text-gray-900 dark:text-white mb-4">
Accuracy Trend
</h3>
<ResponsiveContainer width="100%" height={300}>
<LineChart data={chartData}>
<CartesianGrid strokeDasharray="3 3" stroke="#374151" />
<XAxis
dataKey="date"
stroke="#9CA3AF"
tick={{ fill: '#9CA3AF' }}
/>
<YAxis
stroke="#9CA3AF"
tick={{ fill: '#9CA3AF' }}
domain={[0, 100]}
/>
<Tooltip
contentStyle={{
backgroundColor: '#1F2937',
border: '1px solid #374151',
borderRadius: '0.5rem',
color: '#F3F4F6'
}}
formatter={(value: any, name: any) => {
if (name === "Accuracy") return [`${value.toFixed(1)}%`, name]
return [value, name]
}}
/>
<Legend wrapperStyle={{ color: '#9CA3AF' }} />
<Line
type="monotone"
dataKey={(data: any) => {
const total = data.correct + data.incorrect
return total > 0 ? (data.correct / total) * 100 : 0
}}
stroke="#3B82F6"
strokeWidth={2}
name="Accuracy"
dot={{ fill: '#3B82F6' }}
/>
</LineChart>
</ResponsiveContainer>
</div>
)}
{/* Session History */}
<div className="bg-white dark:bg-gray-800 rounded-lg shadow overflow-hidden">
<div className="px-6 py-4 border-b border-gray-200 dark:border-gray-700">
<h3 className="text-lg font-semibold text-gray-900 dark:text-white">
Recent Sessions
</h3>
</div>
<div className="overflow-x-auto">
<table className="min-w-full divide-y divide-gray-200 dark:divide-gray-700">
<thead className="bg-gray-50 dark:bg-gray-900">
<tr>
<th className="px-6 py-3 text-left text-xs font-medium text-gray-500 dark:text-gray-400 uppercase tracking-wider">
Date
</th>
<th className="px-6 py-3 text-left text-xs font-medium text-gray-500 dark:text-gray-400 uppercase tracking-wider">
Collection
</th>
<th className="px-6 py-3 text-left text-xs font-medium text-gray-500 dark:text-gray-400 uppercase tracking-wider">
Cards
</th>
<th className="px-6 py-3 text-left text-xs font-medium text-gray-500 dark:text-gray-400 uppercase tracking-wider">
Correct
</th>
<th className="px-6 py-3 text-left text-xs font-medium text-gray-500 dark:text-gray-400 uppercase tracking-wider">
Incorrect
</th>
<th className="px-6 py-3 text-left text-xs font-medium text-gray-500 dark:text-gray-400 uppercase tracking-wider">
Accuracy
</th>
</tr>
</thead>
<tbody className="bg-white dark:bg-gray-800 divide-y divide-gray-200 dark:divide-gray-700">
{sessions.length === 0 ? (
<tr>
<td colSpan={6} className="px-6 py-8 text-center text-gray-500 dark:text-gray-400">
No learning sessions yet. Start learning to see your progress!
</td>
</tr>
) : (
sessions.map((session) => (
<tr key={session.id} className="hover:bg-gray-50 dark:hover:bg-gray-700/50">
<td className="px-6 py-4 whitespace-nowrap text-sm text-gray-900 dark:text-white">
{new Date(session.startedAt).toLocaleString()}
</td>
<td className="px-6 py-4 whitespace-nowrap text-sm text-gray-900 dark:text-white">
{session.collectionName}
</td>
<td className="px-6 py-4 whitespace-nowrap text-sm text-gray-900 dark:text-white">
{session.cardsReviewed}
</td>
<td className="px-6 py-4 whitespace-nowrap text-sm text-green-600 dark:text-green-400">
{session.correctAnswers}
</td>
<td className="px-6 py-4 whitespace-nowrap text-sm text-red-600 dark:text-red-400">
{session.incorrectAnswers}
</td>
<td className="px-6 py-4 whitespace-nowrap text-sm text-gray-900 dark:text-white">
{session.accuracyPercent}%
</td>
</tr>
))
)}
</tbody>
</table>
</div>
</div>
</main>
</div>
)
}

View File

@@ -1,6 +1,15 @@
import Link from "next/link";
import Link from "next/link"
import { auth } from "@/lib/auth"
import { redirect } from "next/navigation"
export default async function Home() {
const session = await auth()
// Redirect authenticated users to dashboard
if (session?.user) {
redirect("/dashboard")
}
export default function Home() {
return (
<div className="flex min-h-screen items-center justify-center bg-gradient-to-b from-white to-gray-50 dark:from-gray-900 dark:to-black">
<main className="flex flex-col items-center justify-center px-8 py-16 text-center max-w-4xl">