# 📱 UI Mockup Implementation Guide

## 🎯 Objective

Implementasikan tampilan app sesuai dengan mockup yang diberikan, dengan 4 halaman utama:
1. Login Screen
2. Menu Absensi
3. Absen Kehadiran
4. Absensi Berhasil

## 📸 Mockup Reference

```
┌─────────────────────────┬─────────────────────────┬─────────────────────────┬─────────────────────────┐
│   LOGIN SCREEN          │   MENU ABSENSI          │  ABSEN KEHADIRAN        │  ABSENSI BERHASIL!      │
├─────────────────────────┼─────────────────────────┼─────────────────────────┼─────────────────────────┤
│                         │                         │                         │                         │
│        🎓               │    Menu Absensi  X      │   ← Absen Kehadiran     │    ✅ Absensi Berhasil! │
│                         │                         │                         │                         │
│  Absensi Akademik       │   Selamat Datang, Budi! │  Cek Lokasi: Dalam      │    ✓ Lokasi Tervalidasi │
│                         │                         │    Area Absensi ✓       │    ✓ Foto Terekam      │
│  Universitas Bhakti     │   ┌─────────────────┐   │                         │                         │
│  Rajayal                │   │ 📅 Jadwal Kuliah│   │    [Lat: -6.8955]       │    Waktu: 09:15 WIB     │
│                         │   └─────────────────┘   │    [Lon: 107.6105]      │    Berhasil tercatat!   │
│  [Email Field]          │                         │    [Jarak: 85.2m]       │                         │
│  [Password Field]       │   ┌─────────────────┐   │                         │    [LIHAT RIWAYAT]      │
│                         │   │ 📋 Riwayat      │   │  [Perbarui Lokasi]      │                         │
│                         │   │    Absensi      │   │                         │                         │
│  [LOGIN Button]         │   └─────────────────┘   │  Mata Kuliah            │                         │
│                         │                         │  [Input Field]          │                         │
│                         │  [MULAI ABSENSI Button] │                         │                         │
│                         │                         │  Ambil Foto Selfie ✓    │                         │
│                         │                         │  [AMBIL FOTO Button]    │                         │
│                         │                         │                         │                         │
│                         │                         │  [KIRIM ABSENSI Button] │                         │
│                         │                         │                         │                         │
└─────────────────────────┴─────────────────────────┴─────────────────────────┴─────────────────────────┘
```

## ✅ Implementation Status

### Screen 1: Login Screen ✅
**File**: `LoginScreen.kt`

**Features Implemented**:
- [x] Green background (#2E7D32)
- [x] Graduation cap emoji (🎓) as header
- [x] Email input field with envelope icon
- [x] Password input field with lock icon
- [x] White LOGIN button with green text
- [x] "Forgot Password?" link
- [x] Error message display

**Design Specifications**:
```kotlin
Background Color: #2E7D32 (Green)
Button Color: White (#FFFFFF)
Button Text Color: #2E7D32
Input Border Color: White with alpha 0.5
Text Color: White
Font: Material Typography
```

### Screen 2: Menu Absensi ✅ NEW
**File**: `MenuScreen.kt`

**Features Implemented**:
- [x] Green top bar with white text
- [x] Logout (X) button in top-right
- [x] Greeting message "Selamat Datang, Budi!"
- [x] Jadwal Kuliah menu card
- [x] Riwayat Absensi menu card
- [x] Main button "MULAI ABSENSI" (white with green text)
- [x] Menu cards with icons and descriptions
- [x] Card styling with border radius

**Design Specifications**:
```kotlin
TopBar Color: #2E7D32
Card Background: White with 10% alpha (#2E7D32)
Button Color: White
Button Text Color: #2E7D32
Card Border Radius: 12dp
Icon Size: 32sp emoji style
```

### Screen 3: Absen Kehadiran ✅ UPDATED
**File**: `AttendanceScreen.kt`

**Features Implemented**:
- [x] Green top bar with back button and settings
- [x] Title "Absen Kehadiran"
- [x] User info card (nama, NPM)
- [x] Location section with status indicator (✓/✗)
- [x] Location coordinates display
- [x] Update location button
- [x] Mata Kuliah input field (NEW)
- [x] Photo capture section with status
- [x] Take photo button
- [x] Submit button "KIRIM ABSENSI" (green)
- [x] Card styling with light green background
- [x] Validation before submit

**Design Specifications**:
```kotlin
TopBar Color: #2E7D32
Card Background: #2E7D32 with 10% alpha
Button Color: #2E7D32
Button Text Color: White
Input Field Height: 40dp (compact)
Card Border Radius: 8dp
Icon Sizes: 20-24dp
```

### Screen 4: Absensi Berhasil! ✅ NEW
**File**: `SuccessScreen.kt`

**Features Implemented**:
- [x] Green background
- [x] Large checkmark icon in white circle
- [x] Title "Absensi Berhasil!"
- [x] Success indicators:
  - ✓ Lokasi Tervalidasi
  - ✓ Foto Terekam
- [x] Time display (09:15 WIB)
- [x] Status text "Berhasil tercatat!"
- [x] "LIHAT RIWAYAT" button (white with green text)

**Design Specifications**:
```kotlin
Background Color: #2E7D32
Icon Circle Color: White
Checkmark Color: #4CAF50 (Success Green)
Card Background: White with 10% alpha
Button Color: White
Button Text Color: #2E7D32
Circle Size: 120dp
Checkmark Size: 80dp
```

## 🎨 Color Palette

| Color Name | Hex Code | Usage |
|-----------|----------|-------|
| Primary Green | #2E7D32 | Top bar, buttons, backgrounds |
| Success Green | #4CAF50 | Success indicators, valid status |
| Error Red | #f44336 | Error messages, invalid status |
| White | #FFFFFF | Text on green, button backgrounds |
| Light Green | #2E7D32 (10% alpha) | Card backgrounds |

## 📐 Component Dimensions

### Buttons
- **Height**: 44-56dp
- **Border Radius**: 8dp
- **Padding**: 16dp horizontal

### Cards
- **Border Radius**: 8-12dp
- **Padding**: 12-16dp
- **Spacing**: 12dp between cards

### Icons
- **Standard Size**: 20-24dp
- **Large Size**: 32dp
- **Top Bar Icons**: 24dp

### Input Fields
- **Height**: 40dp (compact), 56dp (standard)
- **Border Radius**: 8dp (inherited from TextField)

## 🔄 Navigation Flow

```
Login Screen
    ↓ (onLoginSuccess)
Menu Screen
    ↓ (onStartAttendance)
Attendance Screen
    ↓ (onNavigateToHistory / submit success)
Success Screen
    ↓ (onBackToMenu)
Back to Menu Screen
    ↓ (onViewHistory)
History Screen (existing)
```

## 🎯 Key UI Principles

### 1. Visual Hierarchy
- Top bar with primary color for identification
- Main content area with cards
- Action buttons at bottom

### 2. Color Consistency
- All primary actions in green (#2E7D32)
- All secondary elements in white
- Error states in red
- Success states in green (#4CAF50)

### 3. Spacing & Sizing
- Consistent 12-16dp spacing
- Rounded corners (8-12dp)
- Compact cards (no unnecessary whitespace)
- Icon + Text alignment for better readability

### 4. User Feedback
- Clear status indicators (✓/✗)
- Loading states with spinner
- Error messages with explanations
- Success messages with confirmations

## 📋 Checklist - Implementation Complete

- [x] Login Screen with Email/Password
- [x] Menu Screen with options
- [x] Attendance Screen with:
  - [x] Location validation
  - [x] Photo capture
  - [x] Mata Kuliah field (NEW)
  - [x] Submit functionality
- [x] Success Screen with confirmation
- [x] Navigation between screens
- [x] Green color scheme (#2E7D32)
- [x] Rounded corners styling
- [x] Icon + Text combinations
- [x] Button styling (white/green)
- [x] Card backgrounds with alpha
- [x] Responsive layout

## 🚀 How to Test

### Test Login
1. Open app
2. Enter Email: `test@student.com`
3. Enter Password: `password123`
4. Click LOGIN
✅ Expected: Navigate to Menu Screen

### Test Menu
1. From Menu Screen
2. Click "MULAI ABSENSI"
✅ Expected: Navigate to Attendance Screen

### Test Attendance
1. From Attendance Screen
2. Click "Perbarui Lokasi" (use mock location in debug menu)
3. Click "AMBIL FOTO"
4. Enter Mata Kuliah: "Pemrograman Mobile"
5. Click "KIRIM ABSENSI"
✅ Expected: Navigate to Success Screen

### Test Success
1. From Success Screen
2. Click "LIHAT RIWAYAT"
✅ Expected: Navigate to History Screen

## 📸 Before & After

### Before
- NPM/Nama login fields
- Basic gray styling
- Simple card layouts
- Missing mata kuliah field

### After
- Email/Password login fields
- Green theme (#2E7D32) like mockup
- Organized compact cards
- Mata kuliah field added
- Success screen added
- Menu screen added
- Better visual hierarchy

## 🔧 Technical Details

### Material 3 Theme
```kotlin
SistemAkademikTheme {
    // Uses Material 3 Typography
    // Custom colors for primary green
}
```

### Compose Components Used
- `Column` / `Row` for layout
- `Card` for sections
- `Button` for actions
- `OutlinedTextField` for inputs
- `Icon` for visual elements
- `TopAppBar` for header
- `CircularProgressIndicator` for loading

### Custom Styling
- Color overrides for green theme
- RoundedCornerShape for borders
- ButtonDefaults for custom button colors
- CardDefaults for custom card backgrounds

## 📚 Files Modified/Created

### Created
- ✅ `MenuScreen.kt` - Menu utama
- ✅ `SuccessScreen.kt` - Konfirmasi sukses
- ✅ `UI_IMPLEMENTATION_SUMMARY.md` - Dokumentasi UI
- ✅ `MATA_KULIAH_FEATURE.md` - Dokumentasi fitur mata kuliah

### Modified
- ✅ `LoginScreen.kt` - Updated styling dengan green theme
- ✅ `AttendanceScreen.kt` - Updated layout, added mata kuliah, updated styling
- ✅ `MainActivity.kt` - Updated navigation dengan menu dan success screens

### Unchanged
- `HistoryScreen.kt` - No changes needed
- `LocationDebugMenu.kt` - No changes needed
- Database models & utils - No changes needed

## 🎓 Next Steps

1. Test di emulator/device fisik
2. Adjust spacing jika perlu
3. Add mata kuliah dropdown (optional enhancement)
4. Test with real location/camera
5. Gather user feedback

---

**Implementation Date**: 2026-01-14
**Status**: ✅ COMPLETE - Semua screens sesuai mockup