Implemented Navigation side bar to show and select bank accounts

fints4javaAndroidApp/src/main/java/net/dankito/banking/fints4java/android/MainActivity.kt

@@ -2,10 +2,16 @@ package net.dankito.banking.fints4java.android
 
 import android.os.Bundle
 import android.support.design.widget.NavigationView
+import android.support.v4.view.GravityCompat
 import android.support.v4.widget.DrawerLayout
+import android.support.v7.app.ActionBarDrawerToggle
 import android.support.v7.app.AppCompatActivity
 import android.support.v7.widget.Toolbar
 import android.view.Menu
+import android.view.MenuItem
+import android.view.MotionEvent
+import android.view.SubMenu
+import android.widget.TextView
 import androidx.navigation.findNavController
 import com.github.clans.fab.FloatingActionMenu
 import kotlinx.android.synthetic.main.action_view_account_menu_item.view.*
@@ -14,12 +20,20 @@ import net.dankito.banking.fints4java.android.util.Base64ServiceAndroid
 import net.dankito.banking.fints4javaBankingClientCreator
 import net.dankito.banking.ui.model.Account
 import net.dankito.banking.ui.presenter.MainWindowPresenter
+import org.slf4j.LoggerFactory
 
 
 class MainActivity : AppCompatActivity() {
 
+    companion object {
+        private val log = LoggerFactory.getLogger(MainActivity::class.java)
+    }
+
+
 //    private lateinit var appBarConfiguration: AppBarConfiguration
 
+    private lateinit var drawerToggle: ActionBarDrawerToggle
+
     private lateinit var floatingActionMenuButton: MainActivityFloatingActionMenuButton
 
 
@@ -39,7 +53,7 @@ class MainActivity : AppCompatActivity() {
         setSupportActionBar(toolbar)
 
         val drawerLayout: DrawerLayout = findViewById(R.id.drawer_layout)
-        val navView: NavigationView = findViewById(R.id.nav_view)
+        val navigationView: NavigationView = findViewById(R.id.nav_view)
         val navController = findNavController(R.id.nav_host_fragment)
 
 //        // Passing each menu ID as a set of Ids because each
@@ -54,6 +68,13 @@ class MainActivity : AppCompatActivity() {
 //        setupActionBarWithNavController(navController, appBarConfiguration)
 //        navigationView.setupWithNavController(navController)
 
+        drawerToggle = ActionBarDrawerToggle(
+            this, drawerLayout, toolbar, R.string.navigation_drawer_open, R.string.navigation_drawer_close)
+        drawerLayout.addDrawerListener(drawerToggle)
+        drawerToggle.syncState()
+
+        setupNavigationView(navigationView, drawerLayout)
+
         val floatingActionMenu = findViewById<FloatingActionMenu>(R.id.floatingActionMenu)
         floatingActionMenuButton = MainActivityFloatingActionMenuButton(floatingActionMenu, presenter)
     }
@@ -64,6 +85,84 @@ class MainActivity : AppCompatActivity() {
         return true
     }
 
+
+    private fun setupNavigationView(navigationView: NavigationView, drawerLayout: DrawerLayout) {
+        showAppVersion(navigationView)
+
+        val navigationMenu = navigationView.menu
+        val accountsMenuItem = navigationMenu.findItem(R.id.navBankAccountsSectionItem)
+        val accountsMenu = accountsMenuItem.subMenu
+
+        presenter.addAccountsChangedListener {
+            runOnUiThread { updateNavigationMenuItems(accountsMenu) }
+        }
+
+        updateNavigationMenuItems(accountsMenu)
+
+        navigationView.setNavigationItemSelectedListener { navigationItemSelected(it) }
+    }
+
+    private fun updateNavigationMenuItems(accountsMenu: SubMenu) {
+        accountsMenu.findItem(R.id.navAllBankAccounts).isVisible = presenter.accounts.isNotEmpty()
+
+        // removes previously shown accounts; index 0 = 'Add account', 1 = 'All accounts', don't remove these
+        for (index in (accountsMenu.size() - 1) downTo 2) {
+            accountsMenu.removeItem(accountsMenu.getItem(index).itemId)
+        }
+
+        presenter.accounts.forEach { account ->
+            val accountMenuItem = accountsMenu.add("")
+
+            accountMenuItem.setActionView(R.layout.action_view_account_menu_item)
+            accountMenuItem.actionView.txtvwAccountName.text = account.displayName
+            accountMenuItem.actionView.imgvwEditAccount.setImageResource(R.drawable.ic_build_white_48dp)
+            accountMenuItem.actionView.imgvwEditAccount.setOnClickListener { editAccount(account) }
+
+            accountMenuItem.setOnMenuItemClickListener { setSelectedAccount(account) }
+        }
+    }
+
+    private fun setSelectedAccount(account: Account): Boolean {
+        presenter.selectedAccount(account)
+
+        closeDrawer()
+
+        return true
+    }
+
+    private fun editAccount(account: Account) {
+        // TODO: implement
+        log.info("Edit account $account")
+
+        closeDrawer()
+    }
+
+    private fun showAppVersion(navigationView: NavigationView) {
+        try {
+            val packageInfo = this.packageManager.getPackageInfo(packageName, 0)
+            val version = packageInfo.versionName
+            (navigationView.getHeaderView(0).findViewById(R.id.txtAppVersion) as? TextView)?.text = version
+        } catch (e: Exception) {
+            log.error("Could not read application version")
+        }
+    }
+
+    private fun navigationItemSelected(item: MenuItem): Boolean {
+        when (item.itemId) {
+            R.id.navAddBankAccount -> presenter.showAddAccountDialog()
+            R.id.navAllBankAccounts -> presenter.selectedAllBankAccounts()
+        }
+
+        closeDrawer()
+
+        return true
+    }
+
+    private fun closeDrawer() {
+        val drawer = findViewById(R.id.drawer_layout) as DrawerLayout
+        drawer.closeDrawer(GravityCompat.START)
+    }
+
 //    override fun onSupportNavigateUp(): Boolean {
 //        val navController = findNavController(R.id.nav_host_fragment)
 //        return navController.navigateUp(appBarConfiguration) || super.onSupportNavigateUp()
@@ -86,13 +185,4 @@ class MainActivity : AppCompatActivity() {
         super.onBackPressed()
     }
 
-
-    private fun getTanFromUserOffUiThread(account: Account, tanChallenge: TanChallenge): EnterTanResult {
-        return router.getTanFromUserOffUiThread(account, tanChallenge)
-    }
-
-    private fun getAtcFromUserOffUiThread(tanMedium: TanGeneratorTanMedium): EnterTanGeneratorAtcResult {
-        return router.getAtcFromUserOffUiThread(tanMedium)
-    }
-
 }

fints4javaAndroidApp/src/main/java/net/dankito/banking/fints4java/android/ui/home/HomeFragment.kt

@@ -15,7 +15,9 @@ import android.widget.EditText
 import net.dankito.banking.fints4java.android.MainActivity
 import net.dankito.banking.fints4java.android.R
 import net.dankito.banking.fints4java.android.ui.adapter.AccountTransactionAdapter
+import net.dankito.banking.ui.model.Account
 import net.dankito.banking.ui.model.AccountTransaction
+import net.dankito.banking.ui.model.BankAccount
 import net.dankito.banking.ui.model.parameters.TransferMoneyData
 import net.dankito.banking.ui.model.responses.GetTransactionsResponse
 import net.dankito.banking.ui.presenter.MainWindowPresenter
@@ -35,6 +37,8 @@ class HomeFragment : Fragment() {
 
     private val transactionAdapter = AccountTransactionAdapter()
 
+    protected var appliedTransactionsFilter = ""
+
 
     private lateinit var presenter: MainWindowPresenter
 
@@ -127,6 +131,10 @@ class HomeFragment : Fragment() {
         (context as? MainActivity)?.presenter?.let { presenter ->
             this.presenter = presenter
 
+            presenter.addAccountsChangedListener { handleAccountsChanged(it) }
+
+            presenter.addSelectedBankAccountsChangedListener { handleSelectedBankAccountsChanged(it) }
+
             presenter.addRetrievedAccountTransactionsResponseListener { _, response ->
                 handleGetTransactionsResponse(response)
             }
@@ -134,6 +142,23 @@ class HomeFragment : Fragment() {
     }
 
 
+    private fun handleAccountsChanged(accounts: List<Account>) {
+        context?.asActivity()?.let { activity ->
+            activity.runOnUiThread {
+                mnitmSearchTransactions.isVisible = accounts.isNotEmpty()
+                mnitmUpdateTransactions.isVisible = accounts.isNotEmpty()
+            }
+        }
+    }
+
+    private fun handleSelectedBankAccountsChanged(selectedBankAccounts: List<BankAccount>) {
+        context?.asActivity()?.let { activity ->
+            activity.runOnUiThread {
+                updateTransactionsToDisplay()
+            }
+        }
+    }
+
     private fun updateAccountsTransactions() {
         presenter.updateAccountsTransactionsAsync { }
     }
@@ -142,15 +167,9 @@ class HomeFragment : Fragment() {
         context?.asActivity()?.let { activity ->
             activity.runOnUiThread {
                 if (response.isSuccessful) {
-                    val allTransactions = presenter.allTransactions
-                    transactionAdapter.items = allTransactions
-
-                    mnitmSearchTransactions.isVisible = allTransactions.isNotEmpty()
-                    mnitmUpdateTransactions.isVisible = allTransactions.isNotEmpty()
-
-                    mnitmBalance.title = presenter.balanceOfAllAccounts.toString()
-                    mnitmBalance.isVisible = true
-                } else {
+                    updateTransactionsToDisplay()
+                }
+                else {
                     AlertDialog.Builder(activity) // TODO: may show account name in message
                         .setMessage(activity.getString(R.string.fragment_home_could_not_retrieve_account_transactions, response.errorToShowToUser))
                         .setPositiveButton(android.R.string.ok) { dialog, _ -> dialog.dismiss() }
@@ -178,7 +197,9 @@ class HomeFragment : Fragment() {
 
     private val searchAccountTransactionsTextListener: SearchView.OnQueryTextListener = object : SearchView.OnQueryTextListener {
         override fun onQueryTextChange(query: String): Boolean {
-            searchAccountTransactions(query)
+            appliedTransactionsFilter = query
+
+            updateTransactionsToDisplay()
             return true
         }
 
@@ -187,8 +208,13 @@ class HomeFragment : Fragment() {
         }
     }
 
-    private fun searchAccountTransactions(query: String) {
-        transactionAdapter.items = presenter.searchAccountTransactions(query)
+
+    private fun updateTransactionsToDisplay() {
+        transactionAdapter.items = presenter.searchSelectedAccountTransactions(appliedTransactionsFilter)
+
+        // TODO: if transactions are filtered calculate and show balance of displayed transactions?
+        mnitmBalance.title = presenter.balanceOfSelectedBankAccounts.toString()
+        mnitmBalance.isVisible = true
     }
 
 }

fints4javaAndroidApp/src/main/res/layout/action_view_account_menu_item.xml

@@ -0,0 +1,32 @@
+<?xml version="1.0" encoding="utf-8"?>
+<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
+                android:layout_width="match_parent"
+                android:layout_height="match_parent"
+>
+
+    <TextView
+        android:id="@+id/txtvwAccountName"
+        android:layout_width="wrap_content"
+        android:layout_height="match_parent"
+        android:layout_alignParentLeft="true"
+        android:layout_alignParentStart="true"
+        android:layout_toLeftOf="@+id/imgvwEditAccount"
+        android:layout_toStartOf="@+id/imgvwEditAccount"
+        android:gravity="center_vertical"
+        android:textColor="@color/primaryTextColor_Dark"
+    />
+
+    <ImageView
+        android:id="@+id/imgvwEditAccount"
+        android:layout_width="@dimen/navigation_menu_icon_edit_account_width_and_height"
+        android:layout_height="@dimen/navigation_menu_icon_edit_account_width_and_height"
+        android:layout_alignParentTop="true"
+        android:layout_alignParentRight="true"
+        android:layout_alignParentEnd="true"
+        android:layout_alignParentBottom="true"
+        android:layout_marginRight="@dimen/navigation_menu_icon_and_space_width"
+        android:layout_marginEnd="@dimen/navigation_menu_icon_and_space_width"
+        android:src="@drawable/ic_check_circle_white_48dp"
+    />
+
+</RelativeLayout>

fints4javaAndroidApp/src/main/res/layout/activity_main.xml

@@ -20,6 +20,9 @@
             android:layout_gravity="start"
             android:fitsSystemWindows="true"
             app:headerLayout="@layout/nav_header_main"
-            app:menu="@menu/activity_main_drawer" />
+            app:menu="@menu/activity_main_drawer"
+            android:theme="@style/AppTheme.NavigationView"
+            android:background="@color/backgroundColor_Dark"
+    />
 
 </android.support.v4.widget.DrawerLayout>

fints4javaAndroidApp/src/main/res/layout/nav_header_main.xml

@@ -27,10 +27,23 @@
             android:text="@string/nav_header_title"
             android:textAppearance="@style/TextAppearance.AppCompat.Body1" />
 
-    <TextView
-            android:id="@+id/textView"
-            android:layout_width="wrap_content"
-            android:layout_height="wrap_content"
-            android:text="@string/nav_header_subtitle" />
+    <LinearLayout
+            android:orientation="horizontal"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content">
+
+        <TextView
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:text="@string/nav_header_version_label"
+        />
+
+        <TextView
+                android:id="@+id/txtAppVersion"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+        />
+
+    </LinearLayout>
 
 </LinearLayout>

fints4javaAndroidApp/src/main/res/menu/activity_main_drawer.xml

@@ -1,6 +1,32 @@
 <?xml version="1.0" encoding="utf-8"?>
 <menu xmlns:android="http://schemas.android.com/apk/res/android"
-        xmlns:tools="http://schemas.android.com/tools"
-        tools:showIn="navigation_view">
+      xmlns:tools="http://schemas.android.com/tools"
+      tools:showIn="navigation_view"
+>
+
+    <item
+        android:id="@+id/navBankAccountsSectionItem"
+        android:title="@string/nav_menu_bank_accounts_section_title"
+    >
+
+        <menu
+            android:id="@+id/navBankAccountsSectionMenu"
+        >
+
+            <item
+                android:id="@+id/navAddBankAccount"
+                android:icon="@drawable/ic_add_white_48dp"
+                android:title="@string/nav_menu_add_bank_account_title"
+            />
+
+            <item
+                android:id="@+id/navAllBankAccounts"
+                android:title="@string/nav_menu_all_bank_accounts_title"
+                android:visible="false"
+            />
+
+        </menu>
+
+    </item>
 
 </menu>

fints4javaAndroidApp/src/main/res/values/dimens.xml

@@ -4,6 +4,9 @@
     <dimen name="activity_vertical_margin">16dp</dimen>
     <dimen name="nav_header_vertical_spacing">8dp</dimen>
     <dimen name="nav_header_height">176dp</dimen>
+    <dimen name="navigation_menu_icon_title_space">8dp</dimen>
+    <dimen name="navigation_menu_icon_and_space_width">56dp</dimen>
+    <dimen name="navigation_menu_icon_edit_account_width_and_height">24dp</dimen>
     <dimen name="fab_margin">16dp</dimen>
     <dimen name="fab_margin_bottom_without_toolbar">16dp</dimen>
     <dimen name="fab_margin_bottom_with_toolbar">42dp</dimen>

fints4javaAndroidApp/src/main/res/values/strings.xml

@@ -13,9 +13,12 @@
 
     <string name="navigation_drawer_open">Open navigation drawer</string>
     <string name="navigation_drawer_close">Close navigation drawer</string>
-    <string name="nav_header_title">Android Studio</string>
-    <string name="nav_header_subtitle">android.studio@android.com</string>
+    <string name="nav_header_title">@string/app_name</string>
+    <string name="nav_header_version_label">Version\u0020</string>
     <string name="nav_header_desc">Navigation header</string>
+    <string name="nav_menu_bank_accounts_section_title">Accounts</string>
+    <string name="nav_menu_add_bank_account_title">Add account</string>
+    <string name="nav_menu_all_bank_accounts_title">All accounts</string>
 
     <string name="floating_action_menu_add_account">Account</string>
     <string name="floating_action_menu_transfer_money">Transfer money</string>

fints4javaAndroidApp/src/main/res/values/styles.xml

@@ -21,6 +21,15 @@
 
     <style name="AppTheme.PopupOverlay" parent="ThemeOverlay.AppCompat.Light" />
 
+    <style name="AppTheme.NavigationView">
+        <!-- Sets group title's text color -->
+        <item name="android:textColorSecondary">@color/primaryTextColor_Dark</item>
+        <!-- Sets menu items' text color -->
+        <item name="itemTextColor">@color/primaryTextColor_Dark</item>
+        <item name="itemIconTint">@color/primaryTextColor_Dark</item>
+        <item name="itemIconPadding">@dimen/navigation_menu_icon_title_space</item>
+    </style>
+
 
     <!-- Floating Action Button -->