DataTemplates.xaml

<ResourceDictionary xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
                    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
                    xmlns:viewmodels="clr-namespace:StoreManagementSystemX.ViewModels"
                    xmlns:views="clr-namespace:StoreManagementSystemX.Views"

                    xmlns:productViewModels="clr-namespace:StoreManagementSystemX.ViewModels.Products"
                    xmlns:userViewModels="clr-namespace:StoreManagementSystemX.ViewModels.Users"
                    xmlns:transactionViewModels="clr-namespace:StoreManagementSystemX.ViewModels.Transactions"
                    xmlns:stockPurchaseViewModels="clr-namespace:StoreManagementSystemX.ViewModels.StockPurchases"

                    xmlns:productViews="clr-namespace:StoreManagementSystemX.Views.Products"
                    xmlns:userViews="clr-namespace:StoreManagementSystemX.Views.Users"
                    xmlns:transactionViews="clr-namespace:StoreManagementSystemX.Views.Transactions"
                    xmlns:stockPurchaseViews="clr-namespace:StoreManagementSystemX.Views.StockPurchases"
                    >
    <DataTemplate DataType="{x:Type viewmodels:LoginViewModel}">
        <views:LoginView />
    </DataTemplate>
    <DataTemplate DataType="{x:Type viewmodels:DashboardViewModel}">
        <views:DashboardView />
    </DataTemplate>
    <DataTemplate DataType="{x:Type productViewModels:InventoryViewModel}">
        <productViews:InventoryView />
    </DataTemplate>
    <DataTemplate DataType="{x:Type transactionViewModels:TransactionListViewModel}">
        <transactionViews:TransactionListView />
    </DataTemplate>
    <DataTemplate DataType="{x:Type userViewModels:UserListViewModel}">
        <userViews:UserListView />
    </DataTemplate>
    <DataTemplate DataType="{x:Type transactionViewModels:PayLaterTransactionsViewModel}">
        <transactionViews:PayLaterTransactionsView />
    </DataTemplate>
    <DataTemplate DataType="{x:Type stockPurchaseViewModels:StockPurchaseListViewModel}">
        <stockPurchaseViews:StockPurchasesListView />
    </DataTemplate>
</ResourceDictionary>