Feature: add basket model, refactor orderviewmodel

This commit is contained in:
ArtemEmelyanov 2023-11-22 22:26:10 +04:00
parent 14dabf5f60
commit 52d4438a41
26 changed files with 227 additions and 46 deletions

View File

@ -1,5 +1,6 @@
package com.example.android_programming
import com.example.android_programming.repository.BasketRepository
import com.example.android_programming.repository.OrderRepository
import com.example.android_programming.repository.SneakerRepository
import com.example.android_programming.repository.UserRepository
@ -8,4 +9,5 @@ interface AppContainer {
val sneakerRepo: SneakerRepository
val userRepo: UserRepository
val orderRepo: OrderRepository
val basketRepo: BasketRepository
}

View File

@ -2,6 +2,8 @@ package com.example.android_programming
import android.content.Context
import com.example.android_programming.database.AppDatabase
import com.example.android_programming.repository.BasketRepoImpl
import com.example.android_programming.repository.BasketRepository
import com.example.android_programming.repository.OrderRepoImpl
import com.example.android_programming.repository.OrderRepository
import com.example.android_programming.repository.SneakerRepoImpl
@ -19,4 +21,7 @@ class AppDataContainer(private val context: Context) : AppContainer {
override val orderRepo: OrderRepository by lazy {
OrderRepoImpl(AppDatabase.getInstance(context).orderDao())
}
override val basketRepo: BasketRepository by lazy {
BasketRepoImpl(AppDatabase.getInstance(context).basketDao())
}
}

View File

@ -14,6 +14,7 @@ import com.example.android_programming.model.User
class MainActivity : ComponentActivity() {
override fun onCreate(savedInstanceState: Bundle?) {
super.onCreate(savedInstanceState)
// this.deleteDatabase("my-db")
setContent {
MainContent()
}

View File

@ -24,19 +24,18 @@ import com.google.gson.Gson
@Composable
fun NavController(navController: NavHostController){
var orderViewModel: OrderViewModel = viewModel(factory = AppViewModelProvider.Factory)
NavHost(
navController = navController,
startDestination = NavItem.Home.route
){
composable(NavItem.Home.route){
HomeScreen(navController, orderViewModel)
HomeScreen(navController)
}
composable(NavItem.MyOrder.route){
MyOrderScreen(orderViewModel)
MyOrderScreen()
}
composable(NavItem.Order.route){
OrderScreen(navController, orderViewModel)
OrderScreen(navController)
}
composable(NavItem.Profile.route){
ProfileScreen(navController)

View File

@ -27,7 +27,7 @@ import com.example.android_programming.vmodel.AppViewModelProvider
import com.example.android_programming.vmodel.OrderViewModel
@Composable
fun HomeScreen(navHostController: NavHostController, orderViewModel: OrderViewModel) {
fun HomeScreen(navHostController: NavHostController) {
Column(
modifier = Modifier
.fillMaxSize()
@ -47,6 +47,6 @@ fun HomeScreen(navHostController: NavHostController, orderViewModel: OrderViewMo
}
Sales()
FilterByBrand()
RecyclerView(navHostController = navHostController, orderViewModel)
RecyclerView(navHostController = navHostController)
}
}

View File

@ -27,13 +27,19 @@ import androidx.compose.ui.platform.LocalConfiguration
import androidx.compose.ui.res.colorResource
import androidx.compose.ui.res.painterResource
import androidx.compose.ui.unit.dp
import androidx.lifecycle.viewmodel.compose.viewModel
import androidx.navigation.NavHostController
import com.example.android_programming.GlobalUser
import com.example.android_programming.R
import com.example.android_programming.model.BasketSneakers
import com.example.android_programming.model.Sneaker
import com.example.android_programming.vmodel.AppViewModelProvider
import com.example.android_programming.vmodel.BasketViewModel
import com.example.android_programming.vmodel.SneakerViewModel
import com.google.gson.Gson
@Composable
fun CardSneaker(item: Sneaker, navController: NavHostController, selectedItems: List<Sneaker>, onItemSelected: (Sneaker) -> Unit) {
fun CardSneaker(item: Sneaker, navController: NavHostController, basketViewModel: BasketViewModel = viewModel(factory = AppViewModelProvider.Factory)) {
val maxWidth = (LocalConfiguration.current.screenWidthDp / 2).dp
Box(
@ -87,7 +93,11 @@ fun CardSneaker(item: Sneaker, navController: NavHostController, selectedItems:
contentColor = Color.White
),
onClick = {
onItemSelected(item)
if(GlobalUser.getInstance().getUser() == null){
navController.navigate("login")
}else{
basketViewModel.addToBasket(BasketSneakers(GlobalUser.getInstance().getUser()?.userId!!, item.sneakerId!!))
}
},
modifier = Modifier
.size(50.dp, 30.dp)

View File

@ -18,7 +18,7 @@ import com.example.android_programming.vmodel.OrderViewModel
import com.example.android_programming.vmodel.SneakerViewModel
@Composable
fun RecyclerView(navHostController: NavHostController, orderViewModel: OrderViewModel, sneakerViewModel: SneakerViewModel = viewModel(factory = AppViewModelProvider.Factory)) {
fun RecyclerView(navHostController: NavHostController, sneakerViewModel: SneakerViewModel = viewModel(factory = AppViewModelProvider.Factory)) {
Column(
modifier = Modifier
.fillMaxSize()
@ -35,9 +35,7 @@ fun RecyclerView(navHostController: NavHostController, orderViewModel: OrderView
) { index: Int ->
val sneaker: Sneaker? = sneakerLazyPagingItems[index]
if (sneaker != null) {
CardSneaker(sneaker, navHostController, orderViewModel.selectedItems) { selectedItem ->
orderViewModel.addSelectedItem(selectedItem)
}
CardSneaker(sneaker, navHostController)
}
}
}

View File

@ -25,8 +25,7 @@ import kotlinx.coroutines.GlobalScope
import kotlinx.coroutines.launch
@Composable
fun MyOrderScreen(orderViewModel: OrderViewModel) {
/*val userWithOrder by orderViewModel.database.userDao().getUserOrders(GlobalUser.getInstance().getUser()?.userId!!).collectAsState(null)*/
fun MyOrderScreen(orderViewModel: OrderViewModel = viewModel(factory = AppViewModelProvider.Factory)) {
val userId = GlobalUser.getInstance().getUser()?.userId
val userWithOrder = orderViewModel.getOrderList(userId!!).collectAsState(null).value?.orders
@ -52,7 +51,7 @@ fun MyOrderScreen(orderViewModel: OrderViewModel) {
) {
if (userWithOrder != null) {
for (item in userWithOrder) {
OrderCard(item, orderViewModel)
OrderCard(item)
}
}
}

View File

@ -22,19 +22,21 @@ import androidx.compose.ui.layout.ContentScale
import androidx.compose.ui.res.colorResource
import androidx.compose.ui.res.painterResource
import androidx.compose.ui.unit.dp
import androidx.lifecycle.viewmodel.compose.viewModel
import com.example.android_programming.R
import com.example.android_programming.model.Order
import com.example.android_programming.model.Sneaker
import com.example.android_programming.vmodel.AppViewModelProvider
import com.example.android_programming.vmodel.OrderViewModel
import java.util.Date
@Composable
fun OrderCard(order: Order, orderViewModel: OrderViewModel){
val SneakerList = order?.orderId?.let { orderViewModel.getOrderWithSneakers(it) }
fun OrderCard(order: Order, orderViewModel: OrderViewModel = viewModel(factory = AppViewModelProvider.Factory)){
val SneakerList = order?.orderId?.let {
orderViewModel.getOrderWithSneakers(it)
}
val sneakerWithOrder by SneakerList!!.collectAsState(null)
val sneakerList: List<Sneaker>? = sneakerWithOrder?.sneakers
Row(
modifier = Modifier
@ -71,7 +73,7 @@ fun OrderCard(order: Order, orderViewModel: OrderViewModel){
contentColor = Color.White
),
onClick = {
orderViewModel.deleteOrder(order)
orderViewModel.deleteOrder(order)
},
modifier = Modifier
.fillMaxWidth()

View File

@ -25,12 +25,16 @@ import androidx.compose.ui.res.colorResource
import androidx.compose.ui.res.painterResource
import androidx.compose.ui.unit.dp
import androidx.compose.ui.unit.sp
import androidx.lifecycle.viewmodel.compose.viewModel
import com.example.android_programming.GlobalUser
import com.example.android_programming.R
import com.example.android_programming.model.Sneaker
import com.example.android_programming.vmodel.AppViewModelProvider
import com.example.android_programming.vmodel.BasketViewModel
import com.example.android_programming.vmodel.OrderViewModel
@Composable
fun CardSneakerLike(item: Sneaker, orderViewModel: OrderViewModel) {
fun CardSneakerLike(item: Sneaker, basketViewModel: BasketViewModel = viewModel(factory = AppViewModelProvider.Factory)) {
Row(
modifier = Modifier
.fillMaxWidth()
@ -65,7 +69,7 @@ fun CardSneakerLike(item: Sneaker, orderViewModel: OrderViewModel) {
contentColor = Color.White
),
onClick = {
orderViewModel.removeSelectedItem(item)
basketViewModel.deleteSneakerFromBasket(GlobalUser.getInstance().getUser()?.userId!!, item.sneakerId!!)
},
modifier = Modifier
.padding(end = 16.dp)

View File

@ -11,20 +11,25 @@ import androidx.compose.material.Button
import androidx.compose.material.ButtonDefaults
import androidx.compose.material.Text
import androidx.compose.runtime.Composable
import androidx.compose.runtime.collectAsState
import androidx.compose.runtime.getValue
import androidx.compose.ui.Modifier
import androidx.compose.ui.graphics.Color
import androidx.compose.ui.res.colorResource
import androidx.compose.ui.unit.dp
import androidx.lifecycle.viewModelScope
import androidx.lifecycle.viewmodel.compose.viewModel
import androidx.navigation.NavHostController
import com.example.android_programming.GlobalUser
import com.example.android_programming.R
import com.example.android_programming.model.Sneaker
import com.example.android_programming.vmodel.AppViewModelProvider
import com.example.android_programming.vmodel.BasketViewModel
import com.example.android_programming.vmodel.OrderViewModel
@Composable
fun OrderScreen(navHostController: NavHostController, orderViewModel: OrderViewModel) {
fun OrderScreen(navHostController: NavHostController, basketViewModel: BasketViewModel = viewModel(factory = AppViewModelProvider.Factory), orderViewModel: OrderViewModel = viewModel(factory = AppViewModelProvider.Factory)) {
Column(
modifier = Modifier
.fillMaxSize()
@ -33,9 +38,16 @@ fun OrderScreen(navHostController: NavHostController, orderViewModel: OrderViewM
.verticalScroll(rememberScrollState())
){
DeliveryAddress(orderViewModel)
ShoppingList(orderViewModel.selectedItems, orderViewModel)
SubTotal(orderViewModel)
val userId = GlobalUser.getInstance().getUser()?.userId
if (userId != null) {
val list by basketViewModel.getBasketSneakers(userId!!).collectAsState(initial = null)
val SneakerList: List<Sneaker>? = list?.sneakers
if (SneakerList != null) {
orderViewModel.updateSelectedItems(SneakerList)
ShoppingList(SneakerList)
SubTotal(orderViewModel)
}
}
Button(
colors = ButtonDefaults.buttonColors(
backgroundColor = colorResource(id = R.color.figma_blue),
@ -57,3 +69,4 @@ fun OrderScreen(navHostController: NavHostController, orderViewModel: OrderViewM
}
}
}

View File

@ -7,11 +7,11 @@ import com.example.android_programming.model.Sneaker
import com.example.android_programming.vmodel.OrderViewModel
@Composable
fun ShoppingList(list : List<Sneaker>, orderViewModel: OrderViewModel) {
fun ShoppingList(list : List<Sneaker>) {
Row {
Column {
for(item in list){
CardSneakerLike(item = item, orderViewModel)
CardSneakerLike(item = item)
}
}
}

View File

@ -2,10 +2,14 @@ package com.example.android_programming.composeui.Screens.ProfileScreen.Profile;
import androidx.compose.runtime.Composable
import androidx.compose.ui.tooling.preview.Preview
import androidx.lifecycle.viewmodel.compose.viewModel
import androidx.navigation.NavHostController
import androidx.navigation.compose.rememberNavController
import com.example.android_programming.GlobalUser
import com.example.android_programming.composeui.Screens.ProfileScreen.SignIn.LoginScreen
import com.example.android_programming.model.Basket
import com.example.android_programming.vmodel.AppViewModelProvider
import com.example.android_programming.vmodel.BasketViewModel
@Composable
fun ProfileScreen(navController: NavHostController) {

View File

@ -37,12 +37,15 @@ import androidx.compose.ui.unit.dp
import androidx.compose.ui.unit.sp
import androidx.lifecycle.viewmodel.compose.viewModel
import androidx.navigation.NavHostController
import com.example.android_programming.GlobalUser
import com.example.android_programming.R
import com.example.android_programming.model.Basket
import com.example.android_programming.vmodel.AppViewModelProvider
import com.example.android_programming.vmodel.BasketViewModel
import com.example.android_programming.vmodel.UserViewModel
@Composable
fun SignInCard(navController: NavHostController, userViewModel: UserViewModel = viewModel(factory = AppViewModelProvider.Factory)) {
fun SignInCard(navController: NavHostController, userViewModel: UserViewModel = viewModel(factory = AppViewModelProvider.Factory), basketViewModel: BasketViewModel = viewModel(factory = AppViewModelProvider.Factory)) {
Row(
modifier = Modifier
.fillMaxWidth()

View File

@ -0,0 +1,31 @@
package com.example.android_programming.dao
import androidx.room.Dao
import androidx.room.Delete
import androidx.room.Insert
import androidx.room.Query
import com.example.android_programming.model.Basket
import com.example.android_programming.model.BasketSneakers
import com.example.android_programming.model.BasketWithSneakers
import kotlinx.coroutines.flow.Flow
@Dao
interface BasketDao {
@Insert
suspend fun createBasket(basket: Basket):Long
@Insert
suspend fun insertBasketSneaker(basketSneaker: BasketSneakers)
@Query("SELECT * FROM 'Basket' WHERE creatorUserId = :id")
fun getBasketWithSneakers(id: Int): Flow<BasketWithSneakers>
@Query("SELECT * FROM 'Basket'")
fun getAllBasket(): Flow<List<Basket>>
@Delete
suspend fun delete(basket: Basket)
@Query("DELETE FROM 'BasketSneakers' WHERE basketId = :basketId AND sneakerId = :sneakerId")
suspend fun removeSneakerFromBasket(basketId: Int, sneakerId: Int)
}

View File

@ -6,9 +6,12 @@ import androidx.room.Room
import androidx.room.RoomDatabase
import androidx.sqlite.db.SupportSQLiteDatabase
import com.example.android_programming.R
import com.example.android_programming.dao.BasketDao
import com.example.android_programming.dao.OrderDao
import com.example.android_programming.dao.SneakerDao
import com.example.android_programming.dao.UserDao
import com.example.android_programming.model.Basket
import com.example.android_programming.model.BasketSneakers
import com.example.android_programming.model.Order
import com.example.android_programming.model.OrderSneaker
import com.example.android_programming.model.RoleEnum
@ -18,11 +21,12 @@ import kotlinx.coroutines.CoroutineScope
import kotlinx.coroutines.Dispatchers
import kotlinx.coroutines.launch
@Database(entities = [Sneaker::class, User::class, Order::class, OrderSneaker::class], version = 5)
@Database(entities = [Sneaker::class, User::class, Order::class, OrderSneaker::class, Basket::class, BasketSneakers::class], version = 6)
abstract class AppDatabase : RoomDatabase() {
abstract fun sneakerDao(): SneakerDao
abstract fun userDao(): UserDao
abstract fun orderDao(): OrderDao
abstract fun basketDao(): BasketDao
companion object {
private const val DB_NAME: String = "my-db"
@ -51,6 +55,13 @@ abstract class AppDatabase : RoomDatabase() {
sneakerDao.insert(sneaker3)
sneakerDao.insert(sneaker4)
// Order
val basketDao = database.basketDao()
val basket1 = Basket(1,1)
val basket2 = Basket(2,2)
val basket3 = Basket(3,3)
basketDao.createBasket(basket1)
basketDao.createBasket(basket2)
basketDao.createBasket(basket3)
}
}

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@ -0,0 +1,13 @@
package com.example.android_programming.model
import androidx.room.ColumnInfo
import androidx.room.Entity
import androidx.room.PrimaryKey
@Entity
class Basket (
@PrimaryKey
val basketId: Int? = null,
@ColumnInfo(name = "CreatorUserId")
val creatorUserId: Int
)

View File

@ -0,0 +1,10 @@
package com.example.android_programming.model
import androidx.room.Entity
import androidx.room.PrimaryKey
@Entity(primaryKeys = ["basketId", "sneakerId"])
class BasketSneakers (
val basketId: Int,
val sneakerId: Int,
)

View File

@ -0,0 +1,15 @@
package com.example.android_programming.model
import androidx.room.Embedded
import androidx.room.Junction
import androidx.room.Relation
class BasketWithSneakers (
@Embedded val basket: Basket,
@Relation(
parentColumn = "basketId",
entityColumn = "sneakerId",
associateBy = Junction(BasketSneakers::class)
)
val sneakers: List<Sneaker>
)

View File

@ -0,0 +1,16 @@
package com.example.android_programming.repository
import com.example.android_programming.dao.BasketDao
import com.example.android_programming.model.Basket
import com.example.android_programming.model.BasketSneakers
import com.example.android_programming.model.BasketWithSneakers
import kotlinx.coroutines.flow.Flow
class BasketRepoImpl(private val basketDao: BasketDao): BasketRepository {
override suspend fun createBasket(basket: Basket): Long = basketDao.createBasket(basket)
override suspend fun removeSneakerFromBasket(basketId: Int, sneakerId: Int) = basketDao.removeSneakerFromBasket(basketId, sneakerId)
override suspend fun insertBasketSneaker(basketSneaker: BasketSneakers) = basketDao.insertBasketSneaker(basketSneaker)
override fun getBasketWithSneakers(id: Int): Flow<BasketWithSneakers> = basketDao.getBasketWithSneakers(id)
override fun getAllBasket(): Flow<List<Basket>> = basketDao.getAllBasket()
override suspend fun delete(basket: Basket) = basketDao.delete(basket)
}

View File

@ -0,0 +1,18 @@
package com.example.android_programming.repository
import androidx.room.Delete
import androidx.room.Insert
import androidx.room.Query
import com.example.android_programming.model.Basket
import com.example.android_programming.model.BasketSneakers
import com.example.android_programming.model.BasketWithSneakers
import kotlinx.coroutines.flow.Flow
interface BasketRepository {
suspend fun insertBasketSneaker(basketSneaker: BasketSneakers)
fun getBasketWithSneakers(id: Int): Flow<BasketWithSneakers>
fun getAllBasket(): Flow<List<Basket>>
suspend fun delete(basket: Basket)
suspend fun createBasket(basket: Basket):Long
suspend fun removeSneakerFromBasket(basketId: Int, sneakerId: Int)
}

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@ -1,5 +1,6 @@
package com.example.android_programming.repository
import com.example.android_programming.model.Basket
import com.example.android_programming.model.User
import com.example.android_programming.model.UserWithOrder
import kotlinx.coroutines.flow.Flow

View File

@ -17,6 +17,9 @@ object AppViewModelProvider {
initializer {
OrderViewModel(app().container.orderRepo)
}
initializer {
BasketViewModel(app().container.basketRepo)
}
}
}

View File

@ -0,0 +1,27 @@
package com.example.android_programming.vmodel
import androidx.compose.runtime.collectAsState
import androidx.lifecycle.ViewModel
import androidx.lifecycle.viewModelScope
import com.example.android_programming.model.Basket
import com.example.android_programming.model.BasketSneakers
import com.example.android_programming.model.BasketWithSneakers
import com.example.android_programming.model.Sneaker
import com.example.android_programming.repository.BasketRepository
import kotlinx.coroutines.flow.Flow
import kotlinx.coroutines.launch
class BasketViewModel(private val basketRepository: BasketRepository): ViewModel() {
fun addToBasket(basketSneakers: BasketSneakers) = viewModelScope.launch {
basketRepository.insertBasketSneaker(basketSneakers)
}
fun getBasketSneakers(id: Int): Flow<BasketWithSneakers> {
return basketRepository.getBasketWithSneakers(id)
}
fun deleteSneakerFromBasket(basketId: Int, sneakerId: Int) = viewModelScope.launch {
basketRepository.removeSneakerFromBasket(basketId, sneakerId)
}
}

View File

@ -15,6 +15,7 @@ import com.example.android_programming.model.OrderSneaker
import com.example.android_programming.model.OrderWithSneakers
import com.example.android_programming.model.Sneaker
import com.example.android_programming.model.UserWithOrder
import com.example.android_programming.repository.BasketRepository
import com.example.android_programming.repository.OrderRepository
import com.example.android_programming.repository.SneakerRepository
import kotlinx.coroutines.flow.Flow
@ -23,14 +24,15 @@ import kotlinx.coroutines.launch
import java.util.Date
class OrderViewModel(private val orderRepository: OrderRepository) : ViewModel() {
private var _selectedItems = mutableStateOf<List<Sneaker>>(emptyList())
val selectedItems get() = _selectedItems.value
var city = mutableStateOf("")
val street = mutableStateOf("")
val house = mutableStateOf("")
private val _selectedItems = MutableLiveData<List<Sneaker>>()
val selectedItems: LiveData<List<Sneaker>> get() = _selectedItems
fun addSelectedItem(item: Sneaker) {
_selectedItems.value = _selectedItems.value + item
fun updateSelectedItems(items: List<Sneaker>) {
_selectedItems.value = items
}
fun deleteOrder(order: Order) = viewModelScope.launch {
@ -41,12 +43,6 @@ class OrderViewModel(private val orderRepository: OrderRepository) : ViewModel()
return orderRepository.getUserOrders(id)
}
fun removeSelectedItem(item: Sneaker) {
val updatedItems = _selectedItems.value.toMutableList()
updatedItems.remove(item)
_selectedItems.value = updatedItems
}
fun getOrderWithSneakers(id: Int) : Flow<OrderWithSneakers> {
return orderRepository.getOrderWithSneakers(id)
}
@ -65,18 +61,16 @@ class OrderViewModel(private val orderRepository: OrderRepository) : ViewModel()
val orderId = orderRepository.createOrder(order)
for (sneaker in selectedItems) {
for (sneaker in selectedItems.value.orEmpty()) {
val orderSneaker = OrderSneaker( orderId.toInt(), sneaker.sneakerId!!)
orderRepository.insertOrderSneaker(orderSneaker)
}
city.value = ""
street.value = ""
house.value = ""
_selectedItems = mutableStateOf(emptyList())
}
fun getSubTotal(): Double {
return selectedItems.sumOf { it.price }
return 0.0
}
}

View File

@ -8,8 +8,10 @@ import androidx.lifecycle.viewmodel.CreationExtras
import com.example.android_programming.App
import com.example.android_programming.GlobalUser
import com.example.android_programming.database.AppDatabase
import com.example.android_programming.model.Basket
import com.example.android_programming.model.RoleEnum
import com.example.android_programming.model.User
import com.example.android_programming.repository.BasketRepository
import com.example.android_programming.repository.SneakerRepository
import com.example.android_programming.repository.UserRepository
import kotlinx.coroutines.launch
@ -35,9 +37,9 @@ class UserViewModel(private val userRepository: UserRepository): ViewModel() {
if (password.value != "" && user.password == password.value) {
val globalUser = GlobalUser.getInstance()
globalUser.setUser(user)
println()
}
}
fun isValidEmail(email: String): Boolean {
return android.util.Patterns.EMAIL_ADDRESS.matcher(email).matches()
}