#168. Add SummaryViewInterface.

Author: bogdan-evtushenko

app/src/main/java/com/blogspot/e_kanivets/moneytracker/adapter/RecordAdapter.kt

@@ -103,6 +103,10 @@ class RecordAdapter : RecyclerView.Adapter<RecyclerView.ViewHolder> {
 
     fun setOnItemClickListener(itemClickListener: OnItemClickListener) {
         this.itemClickListener = itemClickListener
+        if (isHeaderViewNeeded) {
+            headerViewHolder = HeaderViewHolder(LayoutInflater.from(context).inflate(R.layout.view_summary_records, null), itemClickListener)
+            summaryPresenter.create(true, headerViewHolder)
+        }
     }
 
     class ViewHolder : RecyclerView.ViewHolder {
@@ -129,12 +133,28 @@ class RecordAdapter : RecyclerView.Adapter<RecyclerView.ViewHolder> {
 
     }
 
-    class HeaderViewHolder : RecyclerView.ViewHolder {
+    class HeaderViewHolder : RecyclerView.ViewHolder, ShortSummaryPresenter.SummaryViewInterface {
+
+        private var tvPeriod: TextView
+        private var tvTotalIncome: TextView
+        private var tvTotalExpense: TextView
+        private var tvTotal: TextView
+
+        override fun getTvPeriod(): TextView {
+            return tvPeriod
+        }
+
+        override fun getTvTotalIncome(): TextView {
+            return tvTotalIncome
+        }
 
-        var tvPeriod: TextView
-        var tvTotalIncome: TextView
-        var tvTotalExpense: TextView
-        var tvTotal: TextView
+        override fun getTvTotalExpense(): TextView {
+            return tvTotalExpense
+        }
+
+        override fun getTvTotal(): TextView {
+            return tvTotal
+        }
 
         constructor(view: View, itemClickListener: OnItemClickListener?) : super(view) {
             tvPeriod = view.tvPeriod

app/src/main/java/com/blogspot/e_kanivets/moneytracker/ui/presenter/ShortSummaryPresenter.java

@@ -59,52 +59,27 @@ public View create(boolean shortSummary, RecordAdapter.HeaderViewHolder mainView
     }
 
     public void update(IRecordReport report, String currency, List<String> ratesNeeded) {
-        if (view.getTag() instanceof RecordAdapter.HeaderViewHolder) {
-            RecordAdapter.HeaderViewHolder viewHolder = (RecordAdapter.HeaderViewHolder) view.getTag();
-            if (report == null) {
-                viewHolder.getTvTotalIncome().setText("");
-                viewHolder.getTvTotalExpense().setText("");
-
-                viewHolder.getTvTotal().setTextColor(red);
-                viewHolder.getTvTotal().setText(createRatesNeededList(currency, ratesNeeded));
-            } else {
-                viewHolder.getTvPeriod().setText(formatPeriod(report.getPeriod()));
-
-                viewHolder.getTvTotalIncome().setTextColor(report.getTotalIncome() >= 0 ? green : red);
-                viewHolder.getTvTotalIncome().setText(formatController.formatIncome(report.getTotalIncome(),
-                        report.getCurrency()));
-
-                viewHolder.getTvTotalExpense().setTextColor(report.getTotalExpense() > 0 ? green : red);
-                viewHolder.getTvTotalExpense().setText(formatController.formatExpense(report.getTotalExpense(),
-                        report.getCurrency()));
-
-                viewHolder.getTvTotal().setTextColor(report.getTotal() >= 0 ? green : red);
-                viewHolder.getTvTotal().setText(formatController.formatIncome(report.getTotal(),
-                        report.getCurrency()));
-            }
+        SummaryViewInterface viewHolder = (SummaryViewInterface) view.getTag();
+        if (report == null) {
+            viewHolder.getTvTotalIncome().setText("");
+            viewHolder.getTvTotalExpense().setText("");
+
+            viewHolder.getTvTotal().setTextColor(red);
+            viewHolder.getTvTotal().setText(createRatesNeededList(currency, ratesNeeded));
         } else {
-            ViewHolder viewHolder = (ViewHolder) view.getTag();
-            if (report == null) {
-                viewHolder.getTvTotalIncome().setText("");
-                viewHolder.getTvTotalExpense().setText("");
-
-                viewHolder.getTvTotal().setTextColor(red);
-                viewHolder.getTvTotal().setText(createRatesNeededList(currency, ratesNeeded));
-            } else {
-                viewHolder.getTvPeriod().setText(formatPeriod(report.getPeriod()));
-
-                viewHolder.getTvTotalIncome().setTextColor(report.getTotalIncome() >= 0 ? green : red);
-                viewHolder.getTvTotalIncome().setText(formatController.formatIncome(report.getTotalIncome(),
-                        report.getCurrency()));
-
-                viewHolder.getTvTotalExpense().setTextColor(report.getTotalExpense() > 0 ? green : red);
-                viewHolder.getTvTotalExpense().setText(formatController.formatExpense(report.getTotalExpense(),
-                        report.getCurrency()));
-
-                viewHolder.getTvTotal().setTextColor(report.getTotal() >= 0 ? green : red);
-                viewHolder.getTvTotal().setText(formatController.formatIncome(report.getTotal(),
-                        report.getCurrency()));
-            }
+            viewHolder.getTvPeriod().setText(formatPeriod(report.getPeriod()));
+
+            viewHolder.getTvTotalIncome().setTextColor(report.getTotalIncome() >= 0 ? green : red);
+            viewHolder.getTvTotalIncome().setText(formatController.formatIncome(report.getTotalIncome(),
+                    report.getCurrency()));
+
+            viewHolder.getTvTotalExpense().setTextColor(report.getTotalExpense() > 0 ? green : red);
+            viewHolder.getTvTotalExpense().setText(formatController.formatExpense(report.getTotalExpense(),
+                    report.getCurrency()));
+
+            viewHolder.getTvTotal().setTextColor(report.getTotal() >= 0 ? green : red);
+            viewHolder.getTvTotal().setText(formatController.formatIncome(report.getTotal(),
+                    report.getCurrency()));
         }
 
     }
@@ -129,32 +104,36 @@ private String formatPeriod(Period period) {
         }
     }
 
-    public static class ViewHolder {
+    public static class ViewHolder implements SummaryViewInterface {
 
         @BindView(R.id.tvPeriod)
         public TextView tvPeriod;
 
+        @Override
         public TextView getTvPeriod() {
             return tvPeriod;
         }
 
         @BindView(R.id.tvTotalIncome)
         TextView tvTotalIncome;
 
+        @Override
         public TextView getTvTotalIncome() {
             return tvTotalIncome;
         }
 
         @BindView(R.id.tvTotalExpense)
         TextView tvTotalExpense;
 
+        @Override
         public TextView getTvTotalExpense() {
             return tvTotalExpense;
         }
 
         @BindView(R.id.tvTotal)
         TextView tvTotal;
 
+        @Override
         public TextView getTvTotal() {
             return tvTotal;
         }
@@ -164,4 +143,16 @@ public ViewHolder(View view) {
         }
 
     }
+
+    public interface SummaryViewInterface {
+        public TextView getTvPeriod();
+
+        public TextView getTvTotalIncome();
+
+        public TextView getTvTotalExpense();
+
+        public TextView getTvTotal();
+    }
+
+
 }