#134. Add account goal to EditAccountFragment.

Author: Evgenii Kanivets

app/src/main/java/com/blogspot/e_kanivets/moneytracker/activity/account/edit/fragment/EditAccountFragment.kt

@@ -7,15 +7,22 @@ import android.view.View
 import com.blogspot.e_kanivets.moneytracker.R
 import com.blogspot.e_kanivets.moneytracker.R.layout
 import com.blogspot.e_kanivets.moneytracker.activity.base.BaseFragment
+import com.blogspot.e_kanivets.moneytracker.controller.FormatController
 import com.blogspot.e_kanivets.moneytracker.controller.data.AccountController
 import com.blogspot.e_kanivets.moneytracker.entity.data.Account
+import com.blogspot.e_kanivets.moneytracker.util.validator.EditAccountValidator
+import com.blogspot.e_kanivets.moneytracker.util.validator.IValidator
 import kotlinx.android.synthetic.main.fragment_edit_account.*
 import javax.inject.Inject
 
 class EditAccountFragment : BaseFragment() {
 
     @Inject
     internal lateinit var accountController: AccountController
+    @Inject
+    internal lateinit var formatController: FormatController
+
+    private lateinit var accountValidator: IValidator<Account>
 
     private lateinit var account: Account
 
@@ -28,22 +35,23 @@ class EditAccountFragment : BaseFragment() {
 
     override fun initViews(view: View) {
         etTitle.setText(account.title)
-        etGoal.setText(account.goal.toString())
+        etGoal.setText(formatController.formatPrecisionNone(account.goal))
         viewColor.setBackgroundColor(account.color)
 
         val fabDone = view.rootView.findViewById<FloatingActionButton>(R.id.fabDone)
         fabDone.setOnClickListener { done() }
+
+        accountValidator = EditAccountValidator(context!!, view)
     }
 
     private fun done() {
-        val title = etTitle.text.toString().trim { it <= ' ' }
+        if (accountValidator.validate()) {
+            val title = etTitle.text.toString().trim { it <= ' ' }
+            val goal = etGoal.text.toString().toDouble()
 
-        if (title.isEmpty()) {
-            tilTitle.error = getString(R.string.field_cant_be_empty)
-        } else {
             val newAccount = Account(
                 account.id, title, account.curSum.toDouble(),
-                account.currency, account.goal, account.isArchived, account.color
+                account.currency, goal, account.isArchived, account.color
             )
             val updated = accountController.update(newAccount) != null
             if (updated) {

app/src/main/java/com/blogspot/e_kanivets/moneytracker/util/validator/EditAccountValidator.java

@@ -0,0 +1,76 @@
+package com.blogspot.e_kanivets.moneytracker.util.validator;
+
+import android.content.Context;
+import android.support.annotation.NonNull;
+import android.support.design.widget.TextInputLayout;
+import android.view.View;
+import android.widget.EditText;
+import butterknife.BindView;
+import butterknife.ButterKnife;
+import com.blogspot.e_kanivets.moneytracker.R;
+import com.blogspot.e_kanivets.moneytracker.entity.data.Account;
+
+/**
+ * Util class for EditAccount validation.
+ * Created on 16.09.2018.
+ *
+ * @author Evgenii Kanivets
+ */
+
+public class EditAccountValidator implements IValidator<Account> {
+
+    @NonNull
+    private final Context context;
+
+    @BindView(R.id.tilTitle)
+    TextInputLayout tilTitle;
+    @BindView(R.id.etTitle)
+    EditText etTitle;
+    @BindView(R.id.tilGoal)
+    TextInputLayout tilGoal;
+    @BindView(R.id.etGoal)
+    EditText etGoal;
+
+    public EditAccountValidator(@NonNull Context context, @NonNull View view) {
+        this.context = context;
+        ButterKnife.bind(this, view);
+        initTextWatchers();
+    }
+
+    @Override
+    public boolean validate() {
+        String title = etTitle.getText().toString().trim();
+        double goal = Double.MAX_VALUE;
+
+        try {
+            goal = Double.parseDouble(etGoal.getText().toString().trim());
+        } catch (NumberFormatException e) {
+            e.printStackTrace();
+        }
+
+        boolean valid = true;
+
+        if (title.isEmpty()) {
+            tilTitle.setError(context.getString(R.string.field_cant_be_empty));
+            valid = false;
+        }
+
+        if (goal == Double.MAX_VALUE) {
+            tilGoal.setError(context.getString(R.string.field_cant_be_empty));
+            goal = 0;
+            valid = false;
+        }
+
+        if (Math.abs(goal) > MAX_ABS_VALUE) {
+            tilGoal.setError(context.getString(R.string.too_rich_or_poor));
+            valid = false;
+        }
+
+        return valid;
+    }
+
+    private void initTextWatchers() {
+        etTitle.addTextChangedListener(new ClearErrorTextWatcher(tilTitle));
+        etGoal.addTextChangedListener(new ClearErrorTextWatcher(tilGoal));
+    }
+}

app/src/main/res/layout/fragment_edit_account.xml

@@ -27,10 +27,9 @@
   </android.support.design.widget.TextInputLayout>
 
   <android.support.design.widget.TextInputLayout
-      android:id="@+id/til_goal"
+      android:id="@+id/tilGoal"
       android:layout_width="match_parent"
       android:layout_height="wrap_content"
-      android:visibility="invisible"
       >
 
     <EditText