Kisan Swap

KisanSwap is a marketplace app designed to help farmers in India buy and sell second-hand agricultural equipment like motors, pumps, tractors, threshers, cables, transformers, and more. The platform caters to Hindi-speaking farmers, focusing on a simple, user-friendly interface for those with low literacy levels. With a focus on accessibility and ease of use, KisanSwap aims to make buying and selling farm equipment seamless and convenient.

Features

Second hand Seller Features:

• User can Upload second products with details such as:
  • Short description
  • Long description
  • Price
  • PrimaryCategory
  • SecondaryCategory
  • TertiaryCategory
  • Location
  • Photos and videos
• View a list of uploaded products.
• Monitor impressions and clicks on products.
• Delete products.
• Edit products.
• Chat with buyers on WhatsApp.
• Can sign-in with Google or Phone number.

Buyer Features:

• Home Screen:
  • View a list of products with:
    • Main photo
    • Short description
    • Price
    • Distance from the user’s location
    • Product location
  • Filter products by:
    • Category
    • Price range
    • Distance
  • See brand new products at top with similar categories and specifications.
• Buy Screen:
  • View detailed product information with:
    • Horizontal image and video pager
    • Save or share the product
    • Contact options:
      • Call the seller
      • Chat on WhatsApp
      • View location on Google Maps
• Can sign-in with Google only.

Store Owner Features:

• Create a store with:
  • Store name
  • Store description
  • Store logo
  • Store location
  • products:
    • Short description
    • Long description
    • Price
    • PrimaryCategory
    • SecondaryCategory
    • TertiaryCategory
    • Location
    • Photos and videos
  • Monitor impressions and clicks on products.
  • Delete products.
  • Edit products.
• sign-in with Google or Phone number.

Skilled Worker Features:

• Create a profile with:
  • Name
  • Skills
    • Experience
  • Location
  • Photos and videos
• View a list of skilled workers.
• Monitor impressions and clicks on profile.
• Delete profile.
• Edit profile.
• Chat with clients on WhatsApp.
• Can sign-in with Google or Phone number.

Screen looks and working:

Splash Screen:

• Logo with app name
• Loading animation
• App name
• App version

Onboarding/Intro Screen:

• Background image
• Scaffold with:
  • Horizontal pager with automatic scrolling:
    • Column with:
      • Image
      • Title
      • Description
  • Bottom navigation bar:
    • Dots for each screen
    • Skip button
    • Next button

Home Screen:

• Top app bar:
  • Row with:
    • App Logo
    • App name
    • notification icon
• Scaffold with:
  • menu icon (floating action button at top right)
    • filter icon and name
      • category
      • Specifications(power, capacity, etc.)
    • sort icon and name
      • distance
      • price
      • upload date and time
  • Scrollable Column with:
    • Row with:
      • Search bar
      • Mic icon
    • Row with:
      • Categories in tabs
        • Row of icons:
          • Category icon
          • Category name
    • Horizontal pager with automatic scrolling:
      • New product:
        • Image
        • Short description
        • Price
        • Distance
        • Location
    • LazyGrid (with 2 columns):
      • Product card:
        • Image
        • Short description
        • Price
        • Distance from buyer
        • Location (address name)
        • time since upload
• Bottom navigation bar:
  • if user is Buyer or Second-hand seller
    • Home icon and name (Home Screen)
    • Saved items icon and name (Saved items Screen)
    • Sell product icon and name (Sell product Screen)
    • MyProducts icon and name (MyProducts Screen)
    • Account icon and name (Account Screen)
  • if user is Store owner
    • Home icon and name (Home Screen)
    • Store icon and name (MyStore Screen)
    • Sell product icon and name (Sell product Screen)
    • MyProducts icon and name (MyProducts Screen)
    • Account icon and name (Account Screen)
  • if user is Skilled worker
    • Home icon and name (Home Screen)
    • Works and endorsements(Work Screen)
    • Sell product icon and name (Sell product Screen)
    • MyProducts icon and name (MyProducts Screen)
    • Account icon and name (Account Screen)

Store Public Screen:

• Top app bar:
  • Row with:
    • Back icon
    • Screen name
• Scaffold with:
  • Column with:
    • Store name
    • Store description
    • Store logo
    • Store location
    • Row with:
      • Search bar
      • Mic icon
    • Row with:
      • Categories in tabs
        • Row of icons:
          • Category icon
          • Category name
    • Row with:
      • filter icon and name
        • category
        • Specifications(power, capacity, etc.)
      • sort icon and name
        • price
        • specifications (power, capacity, etc.)
    • LazyGrid (with 2 columns):
      • Product card:
        • Image
        • Short description
        • Price
        • Distance from buyer
        • Location (address name)
        • time since upload
• Bottom navigation bar

MyStore Screen(only for store owner):

• Top app bar:
  • Row with:
    • Back icon
    • Screen name
• Scaffold with:
  • Column with:
    • Store name
    • Store description
    • Store logo
    • Store location
    • Row with:
      • Search bar
      • Mic icon
    • Row with:
      • Categories in tabs
        • Row of icons:
          • Category icon
          • Category name
    • Row with:
      • filter icon and name
        • category
        • Specifications(power, capacity, etc.)
      • sort icon and name
        • price
        • specifications (power, capacity, etc.)
    • LazyGrid (with 2 columns):
      • Product card:
        • Image
        • Short description
        • List(Map(Price, specifications(e.g. power, capacity, etc.)))
        • Location (address name)
        • time since upload
    • Add product button
• Bottom navigation bar

PhoneAuthentication Screen:

• Top app bar:
  • Row with:
    • Back icon
    • Screen name
• Scaffold
  • Row
    • Country code selector
    • text field(phone number)
  • OTP field
• Bottom navigation bar

Add new product Screen(only for store owner):

• Top app bar:
  • Row with:
    • Back icon
    • Screen name
• Scaffold with:
• Column with:
  • Row with:
    • Search bar
    • Mic icon
  • Row with:
    • Categories in tabs
      • Row of icons:
        • Category icon
        • Category name
  • Product Uploading
    • Specifications (there should be a row which contain units of maps like (selector Power, capacity etc.)"Power", (unit selector e.g. Hp, KW etc.)"HP", "price" just above the editing row of map )
      • List
        • Map (3-4 selectors or textfield in a row)(like "Power", "5", "30000")
          • Price
          • Specifications(Power, capacity, voltage, brand, model etc.)
    • Short description
    • Long description
  • LazyRow:
    • image(round cornered with small cross icon at top right to remove the image)
    • add image button
  • LazyRow:
    • video-thumbnails(round cornered with cross icon at top right and play icon at center)
    • add video
  • Upload button
• Bottom navigation bar

Work Screen:

• Top app bar:
  • Row with:
    • Back icon
    • Screen name
• Scaffold with:
  • Column with:
    • Profile image
    • Name
    • Skills
    • Experience
    • Location
    • LazyColumn:
      • Work card:
        • Client name
        • Client location
        • Client contact
        • Short description
        • charges
        • time since upload
        • Edit icon
        • Delete icon
• Bottom navigation bar

Edit work Screen:

• Top app bar:
  • Row with:
    • Back icon
    • Screen name
• Scaffold with:
  • Column with:
    • Profile image
    • Name
    • Skills
    • Experience
    • Location
    • LazyColumn:
      • Work card:
        • Client name
        • Client location
        • Client contact
        • Short description
        • charges
        • time since upload
        • Edit icon
        • Delete icon
    • Add work button
• Bottom navigation bar

SavedItems Screen:

• Top app bar:
  • Row with:
    • Back icon
    • Screen name
• Scaffold with:
  • LazyGrid (with 2 columns):
    • Product card:
      • Image
      • Short description
      • Price
      • Distance from buyer
      • Location (address name)
      • time since upload
      • Edit icon
      • Delete icon
• Bottom navigation bar

ProductDetail Screen:

• Top app bar:
  • Row with:
    • Back icon
    • Screen name
    • share icon
• Scaffold with:
  • Floating action button:
    • Save icon
  • Column with:
    • Horizontal pager with automatic scrolling:
      • Image
      • Video
    • Column with:
      • Row with:
        • Price
        • time since upload
      • Short description
      • Specifications
        • Power
        • Capacity
        • Brand
        • Model
        • Year of purchase
      • Long description
      • Row with:
        • Distance from buyer
        • Location (address name)
    • Row with:
      • Call icon
      • Chat icon
      • location icon
• Bottom navigation bar

SellProduct Screen:

• Top app bar:
  • Row with:
    • Back icon
    • Screen name
• Scaffold with:
  • Column with:
    • Row with:
      • Search bar
      • Mic icon
    • Row with:
      • Categories in tabs
        • Row of icons:
          • Category icon
          • Category name
    • Specifications (as select fields)
      • Power
      • Capacity
      • Brand
      • Model
      • Year of purchase
    • price
    • Short description
    • Long description
    • Location change icon button
    • LazyRow:
      • image(round cornered with cross icon at top right)
    • LazyRow:
      • video-thumbnails(round cornered with cross icon at top right and play icon at center)
    • Upload button
• Bottom navigation bar

MyProducts Screen:

• Top app bar:
  • Row with:
    • Back icon
    • Screen name
• Scaffold with
  • LazyColumn:
    • Product card:
      • Image
      • Short description
      • Price
      • Distance from buyer
      • Location (address name)
      • time since upload
      • if user is Store owner or premium Second-hand seller
        • no. of impressions
        • no. of clicks
        • no. of chats
        • no. of calls
      • Edit icon
      • Delete icon

EditProduct Screen:

• Top app bar:
  • Row with:
    • Back icon
    • Screen name
• Scaffold with:
  • Column with:
    • Row with:
      • Search bar
      • Mic icon
    • Row with:
      • Categories in tabs
        • Row of icons:
          • Category icon
          • Category name
    • Specifications (as select fields)
      • Power
      • Capacity
      • Brand
      • Model
      • Year of purchase
    • price
    • Short description
    • Long description
    • Location change icon button
    • LazyRow:
      • image(round cornered with cross icon at top right)
    • LazyRow:
      • video-thumbnails(round cornered with cross icon at top right and play icon at center)
    • Update button
• Bottom navigation bar

Account Screen:

• Top app bar:
  • Row with:
    • Back icon
    • Screen name
• Scaffold with:
  • Column with
    • Profile image
    • Row:
      • UserType(Second-hand seller, Buyer, Store owner, Skilled worker)
      • Edit icon
    • Row with:
      • Name
      • Edit icon
    • Row with:
      • Phone number
      • Edit icon
    • Row with:
      • Email
    • Row with:
      • Address
      • Edit icon
    • Saved Items
    • Your Products
    • Sign out
    • Delete account
• Bottom navigation bar

Future Features:

• Advice and tips from other farmers.
• In app chatting feature

Technologies Used

• Jetpack Compose: For building the user interface with code.
• FlutterFlow: For building the user interface using drag and drop.
• Firebase Firestore: For database and real-time syncing.
• Google Maps API: For location-based features.

Architecture

The app follows Clean Architecture, with three main layers:

1. Presentation Layer:
   • Handles the user interface and navigation (Jetpack Compose screens).
2. Domain Layer:
   • Manages business logic and use cases(model and viewModel).
3. Data Layer:
   • Communicates with Firebase Firestore for CRUD operations(repository).

KisanSwap

A marketplace and contact point for all the farmers to exchange goods and services.