Product View App

Overview

Product View App is an Android application that displays a catalog of products stored locally in an SQLite database. Users can select multiple products, view the selected items on a second screen, and share the product details via email.

Features

• Scrollable product list with images, names, descriptions, and prices
• Multi‑select products using checkboxes
• Pass selected products to another screen using Parcelable
• Share selected product details through email
• Fully offline — no network access required

Tech Stack

• Java (Android SDK)
• Android Studio
• SQLite local database
• Parcelable for inter‑activity data transfer

Project Structure

• activities/ — Main and secondary activities for UI screens
• adapters/ — Adapter binding product data to RecyclerView
• database/ — SQLite helper for storing and retrieving products
• models/ — Product data class implementing Parcelable
• res/layout/ — UI XML layouts
• res/drawable/ — Product images and assets

How to Build and Run

1. Clone the repository

git clone https://github.com/chazdj/ProductViewApp.git

2. Open the project in Android Studio
3. Sync Gradle and build the project
4. Run on an emulator or physical Android device

Usage

1. Launch the app.
2. The product catalog will be shown in a scrollable list.
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3. Tap the checkboxes to select products.
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4. After selecting at least 3 products, tap the Next button.
5. The app navigates to the next screen to display your selections.
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6. To share your selection, tap the Send via Email button:
   • This opens your email app with the product details pre-filled.
   • Choose the recipient and send the email.
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What I Learned

• Working with RecyclerView and custom adapters
• Using SQLite for persistent local storage
• Passing data between screens with Parcelable
• Integrating Android intents to send email from the app

Notes:

• All product data is stored locally in SQLite.
• The database is reset and repopulated every time MainActivity starts.
• Product images are stored as byte arrays (BLOB).
• To view the database click **View > Tool Windows > App Inspection

Author

Created by Chastidy Joanem
GitHub: @chazdj