Follow these steps to create your Sogo account:

1. Open the app and tap "Agree and Continue"
2. Select your country from the dropdown (auto-detected by IP)
3. Enter your phone number with country code
4. Check the box to agree to Terms & Conditions
5. Tap Continue to receive your OTP

1. Enter the 6-digit OTP sent to your phone
2. For testing purposes, you can use code: 123456
3. Tap Continue to proceed

1. Upload Photo (optional): Tap the camera icon on the avatar
   • Select image from gallery
   • Supported formats: Standard image formats
2. Enter First Name (required)
3. Enter Last Name (required)
4. Enter Email (optional but recommended)
   • Must be valid format: name@domain.com
5. Tap Complete Signup

1. Go to Settings tab
2. Tap your current profile picture
3. Select "Change Photo"
4. Choose from Gallery or Camera
5. Crop and confirm

The photo will upload automatically with a progress indicator.

1. Go to Chats tab
2. Tap the floating message button (bottom right)
3. Select a contact from your list

Long-press any conversation to access:

• Delete Conversation - Remove entire chat history
• Clear Messages - Keep chat but remove all messages
• Search - Find specific messages

The app supports 1-to-1 calls and group calls via:

• FCM Push Notifications - Background/terminated state
• Pusher - Real-time events when app is open
• CallKit - Native call UI integration

When you receive a call:

1. Native call screen appears with caller name
2. Accept: Routes to appropriate call screen
3. Decline: Dismisses the call
4. Timeout: Call automatically ends after 30 seconds

During a call, you can:

• Mute/Unmute - Toggle microphone
• Camera On/Off - Toggle video (video calls)
• Flip Camera - Switch front/rear camera
• Speaker - Toggle speakerphone
• Screenshot - Capture call moment (if enabled)
• Screen Protection - Block/allow screen capture
• Grid View - Toggle between speaker and grid layout
• Participants - View all call participants

1. Go to Chats or Groups tab
2. Tap the ⋮ menu (three dots)
3. Select "New Group" or "Create New Group"
4. Enter group name and description
5. Set privacy (Public/Private)
6. Add members from your contacts

As an Admin, you can:

• Add Members - Tap "Add" button in group settings
• Remove Members - Tap member → Remove
• Make Admin - Promote members to admin role
• Remove Admin - Demote admins to regular members

Member Roles:

1. Open the group chat
2. Tap the ⋮ menu (three dots)
3. Select "Group Voice Call" or "Group Video Call"
4. Confirm to start the call
5. All members will receive a CallKit notification

1. Open group chat
2. Tap group name to open Group Settings
3. Tap "Media" quick action button
4. Browse through tabs: All, Photos, Videos, Files

Media is organized by type and includes sender information and timestamps.

The StatusUploader class handles status uploads with support for both images and videos:

1. Tap "My Status" on the Status tab
2. Select "Add Status"
3. Choose media type:
   • Image - Select from gallery or take photo
   • Video - Select from gallery (opens trimmer)
4. For videos, trim to desired length first
5. Choose if status should be Promoted (highlighted in orange)
6. Upload automatically begins

// StatusUploader handles:
- Image Picker (gallery/camera)
- MIME type detection (image/video)
- Video trimming flow
- Multipart form-data upload
- Progress tracking

Supported Formats:

1. Go to Status tab
2. Tap on any contact's status ring
3. Statuses auto-advance every 5 seconds (images)
4. Videos play full duration
5. Tap left/right to navigate between statuses
6. Long-press to pause
7. Swipe up to see viewers (your own statuses)
8. Swipe down to close

Tap "View My Status" to access your status management screen:

• View Count - See how many people viewed each status
• Delete Single - Long-press a status → Delete
• Delete All - Long-press first status → "Delete ALL"
• Select Multiple - Tap to select, then delete batch

Statuses automatically expire after 24 hours.

1. Go to Settings
2. Tap "Chat Wallpaper"
3. Select from available wallpapers:
   • Solid Colors
   • Gradients
   • Patterns
   • Custom Image
4. Preview and confirm

Go to Settings → Notifications to configure:

To Logout:

1. Go to Settings
2. Tap "Logout" at bottom
3. Confirm in dialog
4. You'll return to Registration screen

Account Options:

• Change Number - Update phone number
• Delete Account - Permanently remove all data
• Privacy Settings - Control visibility

• OTP-based verification - Phone number verification
• Token-based authentication - Secure API access
• FCM token registration - Secure push delivery
• Screen protection - Block screenshots in calls (optional)
• End-to-end encryption - For messages and calls

┌─────────────────┐
│  Registration   │
│  (Phone + OTP)  │
└────────┬────────┘
         │
    ┌────┴────┐
    ▼         ▼
┌────────┐  ┌──────────┐
│Existing│  │   New    │
│  User  │  │   User   │
└───┬────┘  └────┬─────┘
    │            │
    ▼            ▼
┌────────┐  ┌──────────┐
│  Home  │  │ Sign Up  │
│ Screen │  │(Profile) │
└───┬────┘  └────┬─────┘
    │            │
    └──────┬─────┘
           ▼
    ┌──────────────┐
    │  Main Tabs   │
    │ ┌─┬─┬─┬─┐   │
    │ │S│C│G│E│   │
    │ └─┴─┴─┴─┘   │
    │Status Chats  │
    │Groups Settings│
    └──────┬───────┘
           │
    ┌──────┴──────┐
    ▼             ▼
┌────────┐   ┌──────────┐
│ Calls  │   │  Media   │
│(1-to-1)│   │  Status  │
│ Groups │   │  Share   │
└────────┘   └──────────┘